West Chicago weather
At 6:30 PM local time it was cloudy and 13°C (56°F). Mostly light, on-and-off rain; heavier around 6 AM (4.1 mm total). Best months for weather: May–Sep. West Chicago sits 240 m (787 ft) above sea level, which keeps it cooler than the coast. Below: today's sky, the hour-by-hour rain chance and the 16-day forecast for West Chicago, Illinois, United States.
Current conditions
- Clouds
- 100%
- Chance of rain
- 2%
- Rain
- 0.0 mm/h
Hourly Forecast
Mostly light, on-and-off rain; heavier around 6 AM (4.1 mm total)
Daily Forecast
Best Time to Visit
Peak season May–SepOff season Nov–Mar
About West Chicago weather
Is it raining in West Chicago right now?
No. It’s cloudy and 13° right now. Mostly light, on-and-off rain; heavier around 6 AM (4.1 mm total).
What’s the weather like in West Chicago this week?
Over the next 7 days, expect highs of 10–20° and lows of 7–15°. Rain is likely on 7 of 7 days (Saturday, Sunday, Monday, Tuesday, Wednesday, Thursday, Friday). The driest day looks like Sunday.
Has it been raining in West Chicago lately?
Barely. The past 7 days were mostly dry, with 0.1 mm of rain in total.
What should I pack for West Chicago?
For the coming week, bring an umbrella or rain jacket and a warm layer for the evenings.
West Chicago weather by month
When is the best time to visit West Chicago?
Based on weather alone, the best time to visit West Chicago is May–Sep, according to NASA's 2001–2025 climate averages. Nov–Mar tends to be the least pleasant. Average highs run from -1°C (29°F) in January to 29°C (84°F) in July.
What is the rainiest month in West Chicago?
May is the wettest month, with about 120 mm (4.7 in) of rain on average. January is the driest, with about 44 mm (1.7 in).
What is the hottest month in West Chicago?
July is the warmest, with average highs of 29°C (84°F) and lows of 18°C (64°F). January is the coolest, with highs of -1°C (29°F) and lows of -10°C (14°F).
Does West Chicago have a rainy season?
Not a strong one. No month averages more than 150 mm of rain; the wettest is May at about 120 mm (4.7 in).
Sources: 2001–2025 monthly averages from NASA POWER (MERRA-2 reanalysis), forecast and current conditions from Open-Meteo. Page updated . How we rate months