Chatham Weather History Illinois, United States of America

Weather History Form

Past date: Past date must be from 1st Jan, 2009 onwards.

Buy Weather Data

Daily and hourly data from 1 Jan 2009 onwards.
Yearly Monthly Averages
Monthly Climate Data
CSV format

Find out more»

Tue 31 Mar, 2026 Weather in Chatham

Sunrise: 06:44 AM Sunset: 07:22 PM	Moonrise: 06:15 PM Moonset: 05:57 AM	Max: 24.1 °c	Min: 14.8 °c	Avg: 19.2 °c	Precip: 0.00 mm	Max Wind: 36.7 kph

	Tue 31 0:00 am	Tue 31 3:00 am	Tue 31 6:00 am	Tue 31 9:00 am	Tue 31 12:00 pm	Tue 31 3:00 pm	Tue 31 6:00 pm	Tue 31 9:00 pm
Icon
Temp	18.1°c	15.9°c	14.8°c	18.8°c	23.2°c	24.1°c	21.6°c	17.7°c
Wind	31.0 kmph	29.9 kmph	30.6 kmph	32.0 kmph	36.7 kmph	34.9 kmph	23.0 kmph	22.0 kmph
Precip	0.00 mm	0.00 mm	0.00 mm	0.00 mm	0.00 mm	0.00 mm	0.00 mm	0.00 mm
Cloud	41%	7%	36%	73%	74%	91%	99%	99%
Humidity	88%	94%	97%	80%	62%	57%	72%	89%
Pressure	1012 mb	1012 mb	1012 mb	1010 mb	1010 mb	1009 mb	1011 mb	1014 mb

Chatham Annual Weather Averages

Month	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
January	1°C / 35°F	-6°C / 21°F	-2°C / 28°F	140 hours	54.94 mm / 2.16 In	6 days	1021 mb / 31 In
February	4°C / 40°F	-4°C / 25°F	0°C / 32°F	138 hours	64.99 mm / 2.56 In	6 days	1020 mb / 31 In
March	12°C / 53°F	2°C / 36°F	7°C / 44°F	158 hours	111.15 mm / 4.38 In	7 days	1017 mb / 31 In
April	17°C / 63°F	7°C / 45°F	12°C / 54°F	161 hours	155.95 mm / 6.14 In	8 days	1014 mb / 30 In
May	23°C / 73°F	13°C / 56°F	18°C / 64°F	182 hours	138.93 mm / 5.47 In	10 days	1014 mb / 30 In
June	28°C / 82°F	18°C / 65°F	23°C / 73°F	231 hours	126.92 mm / 5.00 In	9 days	1013 mb / 30 In
July	29°C / 84°F	19°C / 67°F	24°C / 75°F	226 hours	116.86 mm / 4.60 In	8 days	1015 mb / 30 In
August	28°C / 83°F	18°C / 65°F	23°C / 74°F	234 hours	83.98 mm / 3.31 In	7 days	1015 mb / 30 In
September	26°C / 79°F	15°C / 59°F	20°C / 69°F	238 hours	85.80 mm / 3.38 In	5 days	1017 mb / 30 In
October	19°C / 66°F	9°C / 49°F	14°C / 57°F	210 hours	89.19 mm / 3.51 In	6 days	1017 mb / 31 In
November	11°C / 52°F	3°C / 37°F	7°C / 44°F	195 hours	80.47 mm / 3.17 In	5 days	1020 mb / 31 In
December	5°C / 41°F	-2°C / 29°F	1°C / 35°F	153 hours	69.48 mm / 2.74 In	6 days	1020 mb / 31 In

Illinois

Hotels Near Chatham

Cities Near Chatham

Quick and Easy Signup for Weather API

WeatherAPI.com makes it super easy to integrate our realtime, daily, hourly and 15 min interval weather forecast data, historical weather, marine weather, bulk request, air quality data, pollen, evapotranspiration, autocomplete, time zone, astronomy and sports data into your new or existing project.

Get Started