Average annual temperature is 14.4 °C
Absolute maximum temperature: 37.4 °C
Absolute minimum temperature: -9.0 °C
Number of sunny days: 183 days
Number of rainy days: 182 days
Look at detailed online map of Riverdale Heights
* Weather data for Riverdale Heights 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) | 18.5 | 23.2 | 24.7 | 30.1 | 28.0 | 33.4 | 37.4 | 33.2 | 36.4 | 27.0 | 24.0 | 15.7 |
| Average daytime temperature (°C) | 10.1 | 11.9 | 12.9 | 21.7 | 22.7 | 27.6 | 31.5 | 29.7 | 26.2 | 20.8 | 13.5 | 10.5 |
| Average temperature (°C) | 5.8 | 6.5 | 7.2 | 15.1 | 16.7 | 21.4 | 25.6 | 24.2 | 21.0 | 15.3 | 7.8 | 5.9 |
| Average night temperature (°C) | 2.3 | 1.9 | 2.2 | 9.6 | 11.0 | 16.0 | 20.9 | 19.9 | 16.7 | 10.8 | 3.4 | 2.2 |
| Absolute minimum temperature (°C) | -3.3 | -9.0 | -5.0 | 1.3 | 5.2 | 11.7 | 17.9 | 15.4 | 11.0 | 5.7 | -5.2 | -3.6 |
| 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 | 14.0 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.8 | 10.7 | 12.0 | 13.2 | 14.3 | 14.9 | 14.6 | 13.7 | 12.4 | 11.2 | 10.1 | 9.5 |
| 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) | 5.2 | 6.5 | 7.3 | 9.3 | 10.9 | 10.7 | 12.0 | 10.7 | 8.3 | 8.7 | 7.7 | 5.4 |
| Precipitation (mm) | 76 | 66 | 85 | 159 | 39 | 133 | 163 | 76 | 102 | 47 | 63 | 182 |
| Sunny days | 15 | 15 | 16 | 17 | 16 | 13 | 6 | 10 | 16 | 18 | 23 | 18 |
| Rainy days | 16 | 13 | 15 | 13 | 15 | 17 | 25 | 21 | 14 | 13 | 7 | 13 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Riverdale Heights during the most sunny months:
The largest precipitation sum in Riverdale Heights is at