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Chicago · Sunday, October 18 2026

17°3°

Clear

High 17°, low 3°

Chance of rain
0%
No rain
Wind
20 km/h
southwest
UV index
4
Moderate
Sunrise
07:06
Sunset 18:04
Day length
10 h 58 min
Moon
First quarter
51% illuminated

Updated: · Source: Open-Meteo

Forecast for Chicago on Sunday, October 18, 2026: clear, with a high of 17°C and a low of 3°C. No significant rain is expected (0% chance). Wind from the southwest at up to 20 km/h. Sunrise is at 07:06 and sunset at 18:04; day length 10 h 58 min. 4° warmer than the previous day. This day is 2° cooler than the 7-day average. The best time to be outdoors looks like 11:00–20:00.

What to wear and what to watch out for

  • Cool in the morning and evening: dress in layers and bring a sweater or jacket.
  • A good day for outdoor activities.

Tomorrow will be 4° warmer than today.

Sunday, October 18: hour by hour

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Weather nearby on October 18

Frequently asked questions

Will it rain in Chicago on Sunday, October 18, 2026?
Most likely not: the chance of rain is 0%.
What will the temperature be in Chicago on Sunday, October 18, 2026?
A high of 17°C and a low of 3°C are expected. Conditions: clear.
What time are sunrise and sunset in Chicago on October 18, 2026?
Sunrise is at 07:06 and sunset at 18:04 (local time); day length 10 h 58 min.
How reliable is this forecast?
Forecasts for the first 3 days are usually highly accurate; this page is updated about every 30 minutes.

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