Average annual temperature is 11.6 °C
Absolute maximum temperature: 34.1 °C
Absolute minimum temperature: -18.7 °C
Number of sunny days: 168 days
Number of rainy days: 189 days
Number of snow days: 8 days
Look at detailed online map of Oakbrook
* Weather data for Oakbrook United States is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 17.7 | 18.1 | 14.4 | 30.4 | 27.9 | 34.1 | 32.1 | 30.1 | 33.8 | 27.6 | 18.8 | 15.4 |
| Average daytime temperature (°C) | 7.1 | 7.0 | 9.1 | 17.5 | 20.8 | 24.8 | 28.7 | 26.3 | 23.1 | 18.4 | 10.0 | 8.0 |
| Average temperature (°C) | 3.3 | 1.8 | 3.8 | 11.3 | 14.6 | 18.9 | 23.2 | 21.2 | 18.3 | 13.3 | 5.0 | 3.7 |
| Average night temperature (°C) | 0.1 | -2.3 | -0.4 | 6.5 | 8.9 | 14.2 | 18.6 | 17.0 | 14.5 | 9.4 | 1.0 | 0.5 |
| Absolute minimum temperature (°C) | -3.9 | -18.7 | -4.8 | -1.0 | 3.9 | 9.0 | 14.3 | 13.7 | 8.1 | 3.6 | -4.8 | -6.3 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 15.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.6 | 10.6 | 11.9 | 13.3 | 14.5 | 15.1 | 14.8 | 13.8 | 12.5 | 11.1 | 9.9 | 9.3 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 5.0 | 6.3 | 7.5 | 8.7 | 12.1 | 10.6 | 11.4 | 10.0 | 7.7 | 7.4 | 7.3 | 4.9 |
| Precipitation (mm) | 147 | 52 | 120 | 134 | 34 | 103 | 191 | 91 | 191 | 162 | 72 | 242 |
| Sunny days | 12 | 17 | 13 | 15 | 20 | 8 | 8 | 9 | 13 | 17 | 20 | 16 |
| Rainy days | 18 | 9 | 15 | 15 | 11 | 22 | 23 | 22 | 17 | 14 | 9 | 14 |
| Snow days | 1 | 2 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 |
The best time to visit Oakbrook during the most sunny months:
The largest precipitation sum in Oakbrook is at