UKIAH, CALIFORNIA

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Elevation: 187 meters Latitude: 39 08N Longitude: 123 12W

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CURRENT CONDITIONS

Sunrise/Set

09:03 am

11:14 pm
Local Time
12:01 am EDT
10 May, 2024

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MONTHLY - ALL WEATHER AVERAGES [ Show Summary ]

[ °F ] °C

TEMPERATURE

Average Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		14.8		8.1		9.8		10.9		12.9		16.6		19.8		23.3		22.6		20.2		15.7		10.5		7.4

Average High Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		22.8		13.6		15.7		17.5		20.2		25		28.4		33.4		33.2		30.6		25		17.1		12.8

Average Low Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		6.9		2.7		3.8		4.3		5.7		8.2		11.2		13.3		12		9.8		6.4		3.9		2.1

Highest Recorded Temperature

Years on Record: 63

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		46		27		30		33		36		40		43		45		45		46		40		32		30

Lowest Recorded Temperature

Years on Record: 63

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-11		-11		-7		-5		-4		-2		1		3		3		-1		-4		-7		-10

Average Number of Days Above 100F/38C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		11.3		---		---		---		0.1		0.2		0.6		4.6		3.7		1.8		0.3		---		---

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		61.9		---		---		---		0.7		3.7		6.1		18.3		19		11.5		2.5		---		---

Average Number of Days Above 80F/26C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		132.6		---		0.1		1.4		4.7		10.8		19.2		29.4		29.8		23.3		12.9		0.9		0.1

Average Number of Days Above 70F/21C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		198.8		0.5		4.3		8.5		12.4		23.1		28.3		31		30.9		29.5		23.5		6.6		0.3

Average Number of Days Above 60F/15C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		268.5		8.9		13.5		19		22.5		29.4		29.8		31		31		30		29.4		18.4		5.6

Average Number of Days Above 50F/10C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		349		26		25.8		29.1		30		31		30		31		31		30		31		29		25.2

Average Number of Days Above 40F/4C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		364.9		31		28		30.9		30		31		30		31		31		30		31		30		31

Average Number of Days Below 70F/21C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		364.9		31		28		31		30		31		30		30.9		31		30		31		30		31

Average Number of Days Below 60F/15C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		358.3		31		28		31		30		31		29.3		26.1		30.1		29.8		31		30		31

Average Number of Days Below 50F/10C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		256.8		30.2		27.5		30.6		28.8		23.4		8.1		1.6		4		15.2		28.7		28.6		30.1

Average Number of Days Below 40F/4C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		112.6		21		16.9		16.8		10.5		1.6		---		---		---		0.3		6.9		17.6		21

Average Number of Days Below 32F/0C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		27.8		9.2		2.8		1		0.1		---		---		---		---		---		0.2		3.8		10.6

Average Number of Days Below 20F/-6C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		0.4		0.1		---		---		---		---		---		---		---		---		---		---		0.3

PRECIPITATION

Average Precipitation

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		950		177.8		165.1		139.7		66		35.6		7.6		---		2.5		12.7		55.9		109.2		177.8

Average Number of Days With Precipitation

Years on Record: 60

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		92		15		12		13		10		5		2		---		1		2		6		12		14

Most Reported Precipitation in a Month

Years on Record: 60

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		734		734		613		518		387		172		77		31		61		106		235		512		713

Least Reported Precipitation in a Month

Years on Record: 60

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		---		20		10		12		10		---		---		---		---		---		---		18		2

Most Precipitation Reported in a Day

Years on Record: 60

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		183.1		119.4		120.1		111.8		183.1		53.6		32.5		27.4		37.9		52.6		118.1		77.5		175.3

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

Years on Record: 60

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		68		11		10		10		7		3		1		---		1		1		4		9		11

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

Years on Record: 60

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		33		6		5		5		3		1		---		---		---		---		2		5		6

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

Years on Record: 60

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		17		4		3		2		1		---		---		---		---		---		1		3		3

Average Precipitable Water

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm.		1.6		1.4		1.3		1.3		1.3		1.6		1.8		1.9		1.9		1.7		1.6		1.5		1.4

PRECIPITATION - RAIN

Average Number of Rainy Days

Years on Record: 80

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		60		11		10		7		5		3		1		---		---		1		3		6		10

PRECIPITATION - SNOW

Average Snowfall

Years on Record: 60

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		21.8		7.6		3.3		6.1		0.8		---		---		---		---		---		---		0.5		3.6

Most Snow Reported in a Month

Years on Record: 60

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		61		58.4		30.5		61		17.3		1.3		---		---		---		---		---		8.9		34.3

HUMIDITY

Average Dew Point

Years on Record: 6

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		6		3		4		3		6		7		8		10		10		8		6		6		4

DEGREE DAYS

Heating Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		3118		570		433		414		299		140		32		1		2		30		167		423		607

Cooling Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		836		---		---		---		8		44		112		279		240		130		22		---		---

Growing Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		3650		18		43		101		175		369		530		744		704		550		321		79		17

SKY CONDITIONS

Average Length of Day

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Hours		12.7		10.3		11.2		12.5		13.7		14.9		15.4		15.1		14.1		12.8		11.6		10.5		10

Average Total Sky Cover

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		36.1		59.2		59		46.1		43.1		32.8		21.2		10.8		11.6		14.2		27.3		48.7		59

Average Opaque Sky Cover

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		33.7		55.4		56		43.1		41.1		30.5		18.9		10		10.2		12.8		25.1		45.7		55.8

WIND

Average Wind Speed

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
km/h		6.2		4.7		5.6		6.6		7.7		8		8.6		7.6		6.8		5.6		4.7		4		4.6

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		17.7		7.6		10.9		16		20.7		24.9		28.1		28.4		25.1		20.2		14.3		8.9		6.9

Average Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		4.6		2.8		3.7		5		6.3		6.9		6.6		5.9		5.3		4.4		3.6		3		2.5

Average Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		19.6		12.4		15.2		19.4		21.4		22.8		24.2		25.1		24.8		23.6		20.3		14.2		12

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		23.3		13.1		16.3		20.8		23.7		27.9		32.8		34.5		31.7		28.1		22.8		15.4		12.8

Maximum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		17.7		7.6		10.9		16		20.7		24.9		28.1		28.4		25.1		20.2		14.3		8.9		6.9

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		3		4.1		5.7		7.3		8.5		7.7		6.8		6.3		5.5		4.3		3.3		2.7

Maximum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		22.9		16.5		20.9		24.7		24.3		25.6		26.1		26.2		27		25.8		22.6		18.1		16.9

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		29.2		18.9		25.4		29.7		29.6		34.8		38.2		37.6		37		32.3		26.3		21.2		19.7

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		14.7		5.1		7.5		12.7		15.7		18.9		25.6		26.5		22.9		17.5		12.2		6.6		5.3

Minimum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		3.8		2.4		2.7		3.6		5.3		5.6		5.5		5.2		4.1		3.6		3.1		2.5		2

Minimum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		15.5		7.1		9.2		14.7		15.8		17.3		22.2		23.4		22.4		19.8		16.4		9.4		8.3

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		16.3		6		7.7		13.3		13.9		16.1		27.3		30.1		26.4		21.3		16.8		8.7		7.7

NEARBY - MAP

NEARBY - LIST

Calpella, California (1 mi / 1 km)
Presswood, California (3 mi / 6 km)
Blue Lakes, California (9 mi / 15 km)
Largo, California (9 mi / 14 km)
Boonville, California (12 mi / 19 km)

GEOBA.SE

Ukiah, California