Barrington, IL Weather

Barrington, IL climate is warm during summer when temperatures tend to be in the 70's and very cold during winter when temperatures tend to be in the 20's.

The warmest month of the year is July with an average maximum temperature of 82.30 degrees Fahrenheit, while the coldest month of the year is January with an average minimum temperature of 9.60 degrees Fahrenheit.

Temperature variations between night and day tend to be moderate during summer with a difference that can reach 20 degrees Fahrenheit, and fairly limited during winter with an average difference of 18 degrees Fahrenheit.

The annual average precipitation at Barrington is 36.56 Inches. Rainfall in is fairly evenly distributed throughout the year. The wettest month of the year is August with an average rainfall of 4.58 Inches.

Weather Data

Weather Warnings

Dense fog advisory in effect until 10 am cst this morning .

Current Conditions

(Updated: 6:52 AM CST TUE NOV 24 2009)

Fog And Mist, 46°F	Humidity: 86%	Dewpoint: 42°F
	Wind Speed: E 5.8 MPH (5 KT)	Heat Index: 46°F
	Barometer: 30.08 in.	Wind Chill: 43°F

Weather Forecast

(Generated: 4:08 AM CST TUE NOV 24 2009)

	Hi: 49°F	Today: Cloudy. Areas of dense fog in the morning. Showers likely in the afternoon. Highs in the upper 40s. Light and variable winds early in the morning becoming southeast around 10 mph in the late morning and afternoon. Chance of precipitation 60 percent.
	Lo: 41°F
	Hi: 49°F	Wednesday: Light showers likely. Highs in the upper 40s. West winds 10 to 15 mph. Chance of precipitation 60 percent.
	Lo: 31°F
	Hi: 40°F	Thanksgiving day: Light rain showers and light snow showers likely. Highs around 40. West winds 10 to 20 mph. Gusts up to 30 mph in the afternoon. Chance of precipitation 60 percent.
	Lo: 31°F
	Hi: 40°F	Friday: Partly cloudy. Highs around 40.
	Lo: 30°F
	Hi: 41°F	Saturday: Mostly clear. Highs in the lower 40s. Lows in the lower 30s.
	Lo: 31°F
	Hi: 41°F	Sunday: Mostly clear. Highs in the lower 40s. Lows in the lower 30s.
	Lo: 31°F
	Hi: 41°F	Sunday: Mostly clear. Highs in the lower 40s. Lows in the lower 30s.
	Lo: 29°F

Moon, Sunrise and Sunset

	Moon Phase: Waxing Gibbous Moon	Civil Twilight: 6:21 AM CST	Sunrise: 6:52 AM CST
		Sunset: 4:23 PM CST	Civil Twilight: 4:54 PM CST

Normal Climate

Normal Temperatures

(BARRINGTON 3 SW Weather station, 2.91 miles from Barrington)

Month	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Annual
Max °F	27.2	32.7	43.9	57.0	69.3	78.8	82.3	80.0	72.6	60.7	45.6	32.4	56.9
Mean °F	18.4	23.7	34.5	46.6	57.9	67.8	72.1	69.8	61.6	50.0	37.1	24.7	47.0
Min °F	9.6	14.7	25.1	36.1	46.5	56.7	61.8	59.6	50.5	39.2	28.6	17.0	37.1

Normal Precipitation