Average annual temperature is 12.3 °C
Absolute maximum temperature: 36.9 °C
Absolute minimum temperature: -16.6 °C
Number of sunny days: 187 days
Number of rainy days: 166 days
Number of snow days: 12 days
Look at detailed online map of Streator
* Weather data for Streator 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) | 14.5 | 14.0 | 21.1 | 26.1 | 32.5 | 34.2 | 35.4 | 36.9 | 33.6 | 28.9 | 22.2 | 15.8 |
| Average daytime temperature (°C) | 4.2 | 7.3 | 9.6 | 18.4 | 24.7 | 29.5 | 29.0 | 28.6 | 25.5 | 18.3 | 10.9 | 7.8 |
| Average temperature (°C) | 0.0 | 1.5 | 4.0 | 11.0 | 17.9 | 22.9 | 23.5 | 23.0 | 20.0 | 13.2 | 5.6 | 3.7 |
| Average night temperature (°C) | -2.9 | -2.7 | -0.3 | 4.9 | 11.7 | 16.4 | 18.3 | 18.1 | 15.4 | 9.2 | 1.3 | 0.9 |
| Absolute minimum temperature (°C) | -16.6 | -15.9 | -11.9 | -1.8 | 1.9 | 9.8 | 14.0 | 11.5 | 9.2 | -2.2 | -10.4 | -7.9 |
| 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) | 3.2 | 7.4 | 6.7 | 9.4 | 10.9 | 12.4 | 12.4 | 10.8 | 8.9 | 7.1 | 7.4 | 4.4 |
| Precipitation (mm) | 72 | 76 | 91 | 92 | 98 | 17 | 143 | 127 | 139 | 75 | 30 | 64 |
| Sunny days | 9 | 16 | 12 | 17 | 19 | 22 | 13 | 15 | 12 | 14 | 22 | 16 |
| Rainy days | 14 | 10 | 19 | 13 | 12 | 8 | 18 | 16 | 18 | 16 | 8 | 14 |
| Snow days | 8 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 |
The best time to visit Streator during the most sunny months:
The largest precipitation sum in Streator is at