Chicago

Illinois Weather in February

Average temperatures, rainfall, sunshine and the best places to visit in Illinois, the United States of America in February.

Planning a trip to Illinois, the United States of America this February? Here's what you need to know about the weather:

What to Expect in Illinois in February

Illinois, the United States of America is a region in the United States of America. February in Illinois generally has temperatures that range from very cold to cold, with moderate precipitation. February is a winter month.

Temperatures

During the day temperatures vary from very cold in Galena at -2°C (28°F) to cold in Metropolis at 7°C (45°F). At night it cools down to -3°C (27°F) in Metropolis and -12°C (10°F) in Galena. February is a very cold month in some areas, so be prepared and make sure to dress up warm.

For specific regional insights in Illinois, the United States of America, refer to the map provided below.

Precipitation

In February, precipitation varies across different areas. From moderate snowfall in Galena with an average of 35 mm (1.4 in) to moderate snowfall in Metropolis with 88 mm (3.5 in).

Average sunshine

Most places get a reasonable amount of sunshine. Take Chicago as an example - it receives around 138 hours of sunlight, offering a nice mix of sunny and partly cloudy days. Want to compare this with brighter destinations? Try our weather planner to explore your options.

Explore Illinois by month

Pick a month to see the average temperature, rainfall and sunshine in Illinois — and find the best time to visit. (based on Chicago)

Best Places to Visit in Illinois in February

Click on a destination dot for more details. Toggle the map to compare temperatures or precipitation across Illinois.

perfect weather
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

Popular Destinations in Illinois

What is the weather like in February for some of the most popular destinations in Illinois, the United States of America?

Temperature range in Illinois (February)

Precipitation variation in Illinois (February)

Chicago

In February Chicago generally has very low temperatures with maximum daytime temperatures around 0°C (32°F), minimum nighttime temperatures around -9°C (16°F) and moderate monthly snowfall. So on average the conditions are poor that month.

January
February
March
Max temperature
-1°C (30°F)
0°C (32°F)
8°C (46°F)
Min temperature
-9°C (16°F)
-9°C (16°F)
-1°C (30°F)
Monthly sun hours
133 hours
138 hours
189 hours
Monthly snowfall
50 mm (2 in)
63 mm (2.5 in)
64 mm (2.5 in)
Monthly rainy days
10 days
10 days
11 days
Weather conditions

Schaumburg

In February Schaumburg generally has very low temperatures with maximum daytime temperatures around 0°C (32°F), minimum nighttime temperatures around -10°C (14°F) and moderate monthly snowfall. So on average the conditions are poor that month.

January
February
March
Max temperature
-1°C (30°F)
0°C (32°F)
8°C (46°F)
Min temperature
-10°C (14°F)
-10°C (14°F)
-3°C (27°F)
Monthly sun hours
133 hours
138 hours
189 hours
Monthly snowfall
47 mm (1.9 in)
59 mm (2.3 in)
61 mm (2.4 in)
Monthly rainy days
10 days
10 days
10 days
Weather conditions

Rosemont

In February Rosemont generally has very low temperatures with maximum daytime temperatures around 0°C (32°F), minimum nighttime temperatures around -9°C (16°F) and moderate monthly snowfall. So on average the conditions are poor that month.

January
February
March
Max temperature
0°C (32°F)
0°C (32°F)
8°C (46°F)
Min temperature
-9°C (16°F)
-9°C (16°F)
-1°C (30°F)
Monthly sun hours
133 hours
138 hours
189 hours
Monthly snowfall
50 mm (2 in)
64 mm (2.5 in)
63 mm (2.5 in)
Monthly rainy days
10 days
10 days
11 days
Weather conditions

Joliet

In February Joliet generally has very low temperatures with maximum daytime temperatures around 0°C (32°F), minimum nighttime temperatures around -9°C (16°F) and moderate monthly snow/rainfall. So on average the conditions are poor that month.

January
February
March
Max temperature
0°C (32°F)
0°C (32°F)
9°C (48°F)
Min temperature
-9°C (16°F)
-9°C (16°F)
-1°C (30°F)
Monthly sun hours
133 hours
138 hours
189 hours
Monthly snow/rainfall
52 mm (2 in)
51 mm (2 in)
66 mm (2.6 in)
Monthly rainy days
11 days
10 days
11 days
Weather conditions

Naperville

In February Naperville generally has very low temperatures with maximum daytime temperatures around 0°C (32°F), minimum nighttime temperatures around -10°C (14°F) and moderate monthly snow/rainfall. So on average the conditions are poor that month.

January
February
March
Max temperature
-1°C (30°F)
0°C (32°F)
9°C (48°F)
Min temperature
-10°C (14°F)
-10°C (14°F)
-2°C (28°F)
Monthly sun hours
133 hours
138 hours
189 hours
Monthly snow/rainfall
50 mm (2 in)
57 mm (2.2 in)
62 mm (2.4 in)
Monthly rainy days
10 days
10 days
10 days
Weather conditions

Is your destination not in the list? Have a look at all destinations in Illinois, in the United States of America.

In our records: the United States of America February extremes

Notable February records observed across cities in the United States of America in our climate database (1976 – 2026). Historic readings can vary in quality, so treat these as illustrative.

  • Based on our data, the coldest February night in the United States of America dropped to -39°C (-38°F) in Fargo on February 2, 1996.
  • In our records, the coldest February daytime high in the United States of America was -33°C (-27°F) in Bismarck on February 1, 1996.

Popular cities in February

Day & night temperatures, rainfall and average weather in Illinois in February.

City Weather Day temp Night temp Rainfall
Chicago 0°C (32°F) -9°C (16°F) 63 mm (2.5 in)
Schaumburg 0°C (32°F) -10°C (14°F) 59 mm (2.3 in)
Rosemont 0°C (32°F) -9°C (16°F) 64 mm (2.5 in)
Joliet 0°C (32°F) -9°C (16°F) 51 mm (2 in)
Naperville 0°C (32°F) -10°C (14°F) 57 mm (2.2 in)
Waukegan -1°C (30°F) -9°C (16°F) 60 mm (2.4 in)

Illinois weather in February: frequently asked questions

What is the weather like in Illinois, the United States of America in February?

Illinois, the United States of America typically experiences poor weather in February, part of the winter season. Daytime highs in Chicago average around 0°C (32°F), and temperatures drop to about -9°C (16°F) at night.

What is the average temperature in Illinois, the United States of America in February?

Chicago averages a daytime maximum of 0°C (32°F) in February, with overnight lows close to -9°C (16°F).

Does Illinois, the United States of America get a lot of snow in February?

Not particularly. Chicago averages just 63 mm (2.5 in) of snow in February, making it a mostly dry month for Illinois, the United States of America.

Is February a Good Time to Visit Illinois, the United States of America?

Given the typically poor weather conditions in Chicago, February may not be the ideal time to visit Illinois, the United States of America.

On average, the best time to visit Illinois, the United States of America is in September with generally perfect weather in Chicago. On the other hand, the weather in January, February, March, November and December tend to be poor.

Interested in more climate information?

We have much more information about the climate in Illinois.

Weather and climate has detailed information for every country in the world. Are you going to the United States of America? Get detailed historical weather averages for many cities in the United States of America.

Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.

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