ST. LOUIS, MISSOURI

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Elevation: 163 meters Latitude: 38 45N Longitude: 090 22W

WEATHER

Monthly - Summary

CURRENT CONDITIONS

Sunrise/Set

07:19 am

08:41 pm
Local Time
5:14 am EDT
18 April, 2024

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MONTHLY - WEATHER AVERAGES SUMMARY [ Show All Data ]

[ °C ] °F

Average Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		13.9		-0.1		2.4		7.9		14.1		19.3		24.4		26.7		25.9		21.3		14.8		8.2		1.5

Average High Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		19		4.4		7.2		13.3		19.7		24.6		29.5		31.7		31.1		26.8		20.3		13.1		5.8

Average Low Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		8.8		-4.6		-2.4		2.6		8.4		14		19.3		21.7		20.8		15.9		9.4		3.4		-2.8

Average Precipitation

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		1041.4		61		55.9		83.8		94		119.4		109.2		104.1		76.2		78.7		83.8		99.1		71.1

Average Number of Days With Precipitation

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		112.6		8.9		8		10.3		11.3		11.9		10		8.9		8.2		7.4		8.7		9.6		9.4

Highest Recorded Temperature

Years on Record: 55

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		46		25		29.4		31.7		33.9		36		42.2		46		41.7		40		34.4		29.4		24.4

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		11.3		12.4		13.7		14.8		15.4		15.1		14.1		12.8		11.6		10.5		10

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		38.8		---		---		---		0.3		1.2		8.4		13.9		11.4		3.5		0.1		---		---

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		83.8		24		18		10.5		1.1		---		---		---		---		---		0.7		8.6		21

Average Snowfall

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		45		14.2		10.9		5.8		1		---		---		---		---		---		---		1.8		11.2

Average Number of Rainy Days

Years on Record: 36

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		111		8		8		11		11		11		9		9		8		8		8		10		9

Most Rain Reported in a Month

Years on Record: 50

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		1390		200		120		170		260		320		260		320		370		250		180		250		190

Average Number of Days With Snow

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		14.5		4.7		3.4		1.7		0.3		---		---		---		---		---		---		0.7		3.7

Average Relative Humidity

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		66.5		70.4		65.8		62.8		62.4		66.3		66.7		66.8		67.9		66.6		65.6		65.9		70.1

Average Morning Relative Humidity

Years on Record: 51

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		82		80		80		80		77		81		82		83		86		86		82		80		81

Average Evening Relative Humidity

Years on Record: 51

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		54		62		58		54		49		51		51		51		51		50		50		56		63

Average Dew Point

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		7.3		-5.1		-3.3		0.8		6.2		12.1		17.2		19.4		18.8		14.3		7.8		2.1		-3.2

Average Wind Speed

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
km/h		15		16.4		16.6		17.4		17.4		15.1		13.5		12.7		11.9		12.7		14.2		15.8		16.1

NEARBY - MAP

NEARBY - LIST

Berkeley, Missouri (0 mi / 0 km)
Hazelwood, Missouri (0 mi / 0 km)
Earth City, Missouri (7 mi / 11 km)
Chesterfield, Missouri (9 mi / 14 km)
St. Louis - Saint Louis University, Missouri (10 mi / 17 km)

GEOBA.SE

St. Louis, Missouri