February weather forecastChatham, IL
February
Weather in February
The last month of the winter, February, is another cold month in Chatham, Illinois, with temperature in the range of an average low of 25.2°F (-3.8°C) and an average high of 38.3°F (3.5°C).Temperature
The arrival of February brings an average high-temperature of a still icy 38.3°F (3.5°C), nearly identical to January's 33.6°F (0.9°C). During February nights, Chatham witnesses a consistent average temperature of 25.2°F (-3.8°C).Humidity
The average relative humidity in February is 78%.Rainfall
In February, in Chatham, the rain falls for 5.3 days. Throughout February, 0.55" (14mm) of precipitation is accumulated. Throughout the year, in Chatham, there are 104.2 rainfall days, and 9.29" (236mm) of precipitation is accumulated.Snowfall
Months with snowfall in Chatham are January through April, November and December. February is the month with the most snowfall. Snow falls for 4.8 days and accumulates 0.91" (23mm) of snow.Daylight
In February, the average length of the day in Chatham is 10h and 44min.On the first day of the month, sunrise is at 7:06 am and sunset at 5:18 pm. On the last day of February, sunrise is at 6:32 am and sunset at 5:50 pm CST.
Sunshine
In February, the average sunshine is 4.5h.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Chatham, Illinois. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.Note: In February, the maximum UV index of 2 translates into these guidelines:
Children, babies, and those with sensitive skin should always be shielded from long periods of sun exposure. To guard against the harmful effects of the Sun, minimize exposure during midday. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear. Note well! The intensity of the Sun's UV rays can be nearly doubled by snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in February
Chatham, IL
- Average high temperature in February: 38.3°F
The warmest month (with the highest average high temperature) is July (82.8°F).
The month with the lowest average high temperature is January (33.6°F).
- Average low temperature in February: 25.2°F
The month with the highest average low temperature is July (66.6°F).
The coldest month (with the lowest average low temperature) is January (21.4°F).
Average pressure in February
Chatham, IL
- Average pressure in February: 30.12"Hg
The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in February
Chatham, IL
- Average wind speed in February: 10.3mph
The windiest month (with the highest average wind speed) is January (10.4mph).
The calmest month (with the lowest average wind speed) is July (6.1mph).
Average humidity in February
Chatham, IL
- Average humidity in February: 78%
The month with the highest relative humidity is July (83%).
The month with the lowest relative humidity is October (70%).
Average rainfall in February
Chatham, IL
- Average rainfall in February: 0.55"
The wettest month (with the highest rainfall) is June (1.22").
The driest month (with the least rainfall) is December (0.43").
Average rainfall days in February
Chatham, IL
- Average rainfall days in February: 5.3 days
The month with the highest number of rainy days is May (12.5 days).
The month with the least rainy days is January (4.4 days).
Average snowfall in February
Chatham, IL
- Average snowfall in February: 0.91"
The month with the highest snowfall is February (0.91").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in February
Chatham, IL
- Average snowfall days in February: 4.8 days
The month with the highest number of snowfall days is January (5.7 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in February /
Average sunshine in February
Chatham, IL
- Average daylight in February: 10h and 42min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in February: 4h and 30min
The month with the most sunshine is June (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).
Average sunshine days in February
Chatham, IL
- Average sunshine days in February: 18.7 days
The month with the most sunshine days is December (22.6 days).
The month with the least sunshine days is June (14 days).
Average UV index in February
Chatham, IL
- Average UV index in February: 2
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in February
Chatham, IL
- Average cloud cover in February: 52
The month with the most cloud cover is January (Cloud cover 54).
The months with the least cloud cover are June and September (Cloud cover 29).
Average visibility in February
Chatham, IL
- Average visibility in February: 6mi
The months with the highest visibility are January, February, March, April, May, June, September, October, November and December (6mi).
The months with the lowest visibility are July and August (5mi).





