OTTAWA, ONTARIO

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Elevation: 113 meters Latitude: 45 19N Longitude: 075 40W

WEATHER

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CURRENT CONDITIONS

Sunrise/Set

06:00 am

08:00 pm
Local Time
9:52 pm EDT
24 April, 2024

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MONTHLY - ALL WEATHER AVERAGES [ Show Summary ]

[ °F ] °C

TEMPERATURE

Average Temperature

Years on Record: 26

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		6.6		-10.2		-7.9		-2.2		6.5		13.5		18.7		21.2		19.9		15.3		8.4		2		-5.6

Average High Temperature

Years on Record: 26

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		11.4		-5.8		-3.1		2.4		11.4		19		24.1		26.6		25.4		20.5		12.8		5.5		-2

Average Low Temperature

Years on Record: 26

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		1.9		-14.4		-12.5		-6.8		1.5		8		13.3		15.7		14.5		10.1		4		-1.5		-9.2

Highest Recorded Temperature

Years on Record: 117

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		37.8		11.8		12.2		25.6		31.2		35		36.7		37.8		37.8		36.7		29.4		23.3		16.1

Lowest Recorded Temperature

Years on Record: 117

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-38.9		-37.8		-38.3		-36.7		-20.6		-7.2		---		3.3		1.7		-4.4		-12.8		-23.9		-38.9

Average Number of Days Above 95F/35C

Years on Record: 26

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		0.2		---		---		---		---		---		---		---		0.2		---		---		---		---

Average Number of Days Above 90F/32C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		10.3		---		---		---		---		0.7		2.3		4.3		2.5		0.5		---		---		---

Average Number of Days Above 86F/30C

Years on Record: 26

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		12.1		---		---		---		0.1		0.5		3		4.6		3.2		0.8		---		---		---

Average Number of Days Above 70F/21C

Years on Record: 26

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		116.5		---		---		0.2		3		12.8		24.4		29.7		27.9		15.8		2.9		---		---

Average Number of Days Above 50F/10C

Years on Record: 26

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		199.2		0.1		0.2		3.2		16.7		29.7		30		31		31		29.6		21.2		6.1		0.6

Average Number of Days Above 32F/0C

Years on Record: 26

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		290.8		7.8		9.6		21		29.4		31		30		31		31		30		31		25.4		13.6

Average Number of Days Below 35F/2C

Years on Record: 26

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		174.9		30.9		27.8		29.6		17.7		2.5		---		---		---		1.2		11.5		23.6		30.2

Average Number of Days Below 32F/0C

Years on Record: 26

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		149.6		30		26.7		26.3		11.9		0.7		---		---		---		0.3		6.4		18.6		28.6

Average Number of Days Below 28F/-2C

Years on Record: 26

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		121.5		29		25.3		21.9		6		0.1		---		---		---		---		2.2		11.9		25.2

Average Number of Days Below 10F/-12C

Years on Record: 26

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		63.5		21.2		18.1		9.3		0.3		---		---		---		---		---		---		1.5		13.2

Average Number of Days Below -4F/-20C

Years on Record: 26

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		16.8		8.2		5		1		---		---		---		---		---		---		---		---		2.7

Average Number of Days Below -22F/-30C

Years on Record: 26

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		0.5		0.4		---		---		---		---		---		---		---		---		---		---		0.1

PRECIPITATION

Average Precipitation

Years on Record: 26

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		919.5		62.9		49.7		57.5		71.1		86.6		92.7		84.4		83.8		92.7		85.9		82.7		69.5

Average Number of Days With Precipitation

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		163.4		16.6		12.2		12.4		12.4		13.4		12.9		12.4		12		14.1		14.2		14.7		16.1

Most Precipitation Reported in a Day

Years on Record: 117

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		108.6		55.9		45.7		48.8		48.3		75.9		77.5		74.2		90.4		108.6		58.4		53.3		73.2

Avg. No. of Days w/Precip. Above 0.1in/2.5mm

Years on Record: 26

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		160.7		16		11.7		11.5		13.2		14.5		12.4		11.6		11.2		12.9		14.9		15.2		15.6

Avg. No. of Days w/Precip. Above 0.2in/5mm

Years on Record: 26

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		57.9		4.1		3.1		4.1		4.9		5.8		5.6		5.1		4.4		5.3		5.3		5.2		4.9

Avg. # of Days w/Precip. Above 0.4in/10mm

Years on Record: 26

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		28.7		1.4		1.5		1.7		2.2		2.9		3.1		3		2.7		3		2.7		2.7		2.1

Avg. No. of Days w/Precip. Above 1in/25mm

Years on Record: 26

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		5.1		0.2		0.1		0.2		0.4		0.5		0.7		0.5		0.7		0.6		0.6		0.5		0.1

PRECIPITATION - RAIN

Average Rainfall

Years on Record: 26

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		755.5		23		17.9		28.8		63.2		86.6		92.7		84.4		83.8		92.7		83.1		67.5		31.9

Average Number of Rainy Days

Years on Record: 26

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		118.3		3.7		3.5		5.5		11.5		14.4		12.4		11.6		11.2		12.9		14.6		11.6		5.5

Average Number of Days With Thunderstorms

Years on Record: 21

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		23		---		---		1		1		3		4		6		5		2		1		---		---

Most Rain Reported in a Day

Years on Record: 117

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		108.6		40.1		38.4		41.8		48.3		75.9		77.5		74.2		90.4		108.6		58.4		49		73.2

Most Rain Reported in a Month

Years on Record: 53

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		1160		110		160		130		120		140		170		180		180		170		180		160		140

Least Recorded Rainfall

Years on Record: 53

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		610		10		---		10		20		20		10		20		---		10		---		20		20

Avg. No. of Days w/Rain Above 0.2in/5mm

Years on Record: 26

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		46.9		1.6		1.2		1.9		4.2		5.8		5.6		5.1		4.4		5.3		5.2		4.4		2.3

Avg. No. of Days w/Rain Above 0.4in/10mm

Years on Record: 26

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		24.4		0.7		0.5		0.9		1.9		2.9		3.1		3		2.7		3		2.5		2.2		1.2

Avg. No. of Days w/Rain Above 1in/25mm

Years on Record: 26

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		4.9		0.2		0.1		0.2		0.4		0.5		0.7		0.5		0.7		0.6		0.6		0.4		---

PRECIPITATION - SNOW

Average Snowfall

Years on Record: 26

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		175.4		44.3		34.7		29.1		7.2		---		---		---		---		---		2.9		16		41.3

Average Number of Days With Snow

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		56.6		14.8		10.6		8.2		2.7		0.2		---		---		---		---		1.1		5.5		13.4

Average Snow Cover

Years on Record: 26

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		5.5		17.2		21.6		17.1		0.9		---		---		---		---		---		0.1		1.1		8.5

Average Snow Cover at Month End

Years on Record: 26

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		5.3		20.6		21.8		5.4		---		---		---		---		---		---		---		3		12.8

Deepest Snow Cover Reported

Years on Record: 46

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		97		53		97		89		66		8		---		---		---		---		18		30		51

Most Snow Reported in a Day

Years on Record: 117

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		55.9		55.9		45.7		48.3		33		19.1		---		---		---		---		21.6		53.3		37.6

Avg. No. of Days w/Snow Above 1in/2.5cm

Years on Record: 26

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		52		14.1		9.7		7.4		2.7		0.1		---		---		---		---		0.8		5.1		12.2

Avg. No. of Days w/Snowfall Above 2in/5cm

Years on Record: 26

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		11.7		2.8		2.2		2.4		0.4		---		---		---		---		---		0.1		0.9		3

Avg. No. of Days w/Snow Above 3.9in/10cm

Years on Record: 26

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		3.7		0.7		0.8		0.7		0.2		---		---		---		---		---		0.1		0.4		0.9

Avg. No. of Days w/Snowfall Above 10in/25cm

Years on Record: 26

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		0.1		---		---		---		---		---		---		---		---		---		---		---		---

Av. # of Days w/Snow Depth Above 0.4in/10mm

Years on Record: 26

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		114.9		30.6		27.9		24.6		3.8		---		---		---		---		---		0.4		4.9		22.8

Avg. # of Days w/Snow Depth Above 2in/5cm

Years on Record: 26

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		101.6		28.5		27.5		22.3		1.9		---		---		---		---		---		0.2		2.8		18.4

Av. # of Days w/Snow Depth Above 3.9in/10cm

Years on Record: 26

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		80.8		23.8		24.6		18.8		1		---		---		---		---		---		---		1.4		11.2

Av. # of Days w/Snow Depth Above 7.8in/20cm

Years on Record: 26

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		39.8		10.8		14.2		11.1		0.3		---		---		---		---		---		---		0.2		3.1

HUMIDITY

Average Morning Relative Humidity

Years on Record: 21

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		79		75		74		74		72		73		76		79		85		87		85		83		81

Average Evening Relative Humidity

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		59		67		61		58		51		50		52		52		55		60		61		71		74

Average Dew Point

Years on Record: 21

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		---		-14		-13		-8		-1		5		11		13		13		9		2		-2		-10

DEGREE DAYS

Heating Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		2511.6		490.6		417.2		351.8		200.4		83.5		21		4		11.1		64.1		169.2		274.5		424.1

Cooling Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		140.7		---		---		---		0.5		7.2		28.3		55.4		39.8		9.1		0.3		---		---

Growing Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		1147.7		---		---		---		---		111.9		251.7		341		301.4		141.7		---		---		---

SKY CONDITIONS

Average Length of Day

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Hours		12.8		9.8		11		12.5		14.1		15.5		16.2		15.8		14.5		13		11.4		10		9.4

Average Monthly Sunshine

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Hours		2083.7		99.3		131.3		167.1		189.8		229.8		254.2		279		249.3		177.6		139.4		84.3		82.6

Average Number of Days With Fog

Years on Record: 21

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		137		9		8		11		10		11		12		11		13		14		13		14		11

Average Number of Days with Sun

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		303.6		21.3		22.2		25.1		25.6		27.8		28.3		30.1		29.9		26.8		25.9		20.7		19.8

Average Possibility of Sunshine

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		44.5		35.7		44.3		43.3		46.8		50		54.1		58.4		56.5		45.5		40.2		29.1		30.1

Most Sunshine Reported in a Day

Years on Record: 52

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Hours		15.2		9.1		10.4		11.6		13.5		14.9		15.2		15.1		14.3		12.7		10.6		9.6		8.3

WIND

Average Wind Speed

Years on Record: 21

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
km/h		14		16		17		19		16		12		9		12		8		9		14		14		16

SOLAR RADIATION

Average Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		12.8		5.8		9.2		13.3		16.3		18.6		20.3		20.3		17.7		13.5		8.7		5.4		4.7

Average Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		5.2		2.2		3.1		4.7		6.6		8.2		8.8		8.3		7.1		5.5		3.8		2.6		1.9

Average Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		14.9		11.9		15.4		17.8		17.1		17.1		17.7		18.1		17.5		15.6		12.2		9.1		9.3

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		15.2		12.1		16.1		18		17.2		17.1		18.5		19.3		18		15.4		11.7		8.9		10.2

Maximum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		12.8		5.8		9.2		13.3		16.3		18.6		20.3		20.3		17.7		13.5		8.7		5.4		4.7

Maximum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		5.4		2.3		3.4		5		7		8.4		9		8.6		7.4		5.7		4		2.6		2

Maximum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		17.8		14.6		17.4		22.6		21.4		20.2		20.6		20.3		20		18.2		15.2		10.9		12.5

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		20		15.6		18.9		24.8		25		23.3		24.9		24.1		22.8		19.6		15.7		11.1		14.6

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		10.7		5.2		7.4		11.8		12.9		15.1		17.2		18.3		14.6		11.2		6.4		4.4		3.6

Minimum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		4.8		2		2.9		3.9		5.8		7.6		8.1		7.8		6.6		5.2		3.7		2.5		1.7

Minimum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		11.8		9.9		11.2		15.2		13		13.8		15		16.3		14.2		12.3		7.9		6.9		6.4

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		10.5		9.7		10.4		14.3		10.6		11		13.1		15.6		12.2		10.6		6.3		6.1		6.1

NEARBY - MAP

NEARBY - LIST

Ottawa Airport, Ontario (0 mi / 0 km)
Vanier, Ontario (9 mi / 15 km)
Chelsea, Quebec (14 mi / 24 km)
Russell, Ontario (16 mi / 25 km)
Angers, Quebec (17 mi / 27 km)

GEOBA.SE

Ottawa, Ontario