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Chicago weather in July 2025
Expect 29°C daytime maximum temperatures in the shade with on average 10 hours of sunshine per day in Chicago in July. Check more long-term weather averages for Chicago in July before you book your next holiday to Illinois in 2025/2026.
- 2929°C max day temperature
- 10 hours of sunshine per day
- 1010 days with some rainfall
- 1717°C min night temperature
- 1515 hours of daylight per day
- MModerate heat & humidity
- 100100 mm of monthly rainfall
- 99 (Very High) UV index
- 1919°C sea temperature
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Recommended for Chicago
The July weather guide for Illinois (Chicago) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.
Metric (°C / mm) | Imperial (°F / inches)
More about the USA
How hot is it in Chicago in July?
Daytime temperatures usually reach 29°C in Chicago in July with moderate heat and humidity, falling to 17°C at night.
How sunny is it in Chicago in July?
There are normally 10 hours of bright sunshine each day in Chicago in July - that's 69% of daylight hours.
How warm is the sea around Chicago in July?
The average sea temperature around Chicago in July is 19°C.
Does it rain in Chicago in July?
There are usually 10 days with some rain in Chicago in July and the average monthly rainfall is 100mm.
Chicago July sunrise & sunset times
Browse the sunrise and sunset times for Chicago in July 2025. Select a month to view Chicago sunrise and sunset times for the next 12 months.
JanFebMarAprMayJunJulAugSepOctNovDec
Date | Sunrise times | Sunset times |
---|---|---|
Tuesday, 1st July 2025 | 04:19 | 19:29 |
Wednesday, 16th July 2025 | 04:30 | 19:23 |
Thursday, 31st July 2025 | 04:44 | 19:09 |
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