Average annual temperature is 17.9 °C
Absolute maximum temperature: 41.0 °C
Absolute minimum temperature: -5.2 °C
Number of sunny days: 202 days
Number of rainy days: 163 days
Look at detailed online map of Heavener
* Weather data for Heavener 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) | 23.2 | 25.6 | 27.1 | 28.9 | 32.4 | 40.8 | 39.5 | 41.0 | 36.7 | 32.6 | 28.2 | 20.3 |
| Average daytime temperature (°C) | 13.6 | 15.9 | 19.2 | 22.3 | 27.8 | 33.4 | 35.1 | 36.3 | 31.5 | 24.3 | 18.2 | 14.0 |
| Average temperature (°C) | 8.3 | 9.3 | 12.5 | 15.7 | 21.3 | 26.2 | 28.6 | 29.2 | 24.8 | 18.2 | 11.6 | 8.5 |
| Average night temperature (°C) | 4.1 | 4.8 | 7.6 | 10.3 | 15.7 | 20.3 | 23.4 | 23.2 | 18.9 | 13.6 | 6.6 | 4.3 |
| Absolute minimum temperature (°C) | -3.8 | -5.2 | -4.5 | 5.0 | 5.9 | 16.3 | 19.2 | 16.1 | 15.1 | -1.0 | -2.9 | -2.3 |
| 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 | 14.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 10.1 | 10.9 | 12.0 | 13.1 | 14.0 | 14.5 | 14.2 | 13.4 | 12.4 | 11.3 | 10.4 | 9.9 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 | 9.0 |
| Sunshine mean duration (h) | 6.0 | 5.7 | 7.9 | 9.0 | 10.6 | 12.1 | 11.6 | 11.9 | 10.3 | 8.0 | 7.9 | 7.0 |
| Precipitation (mm) | 60 | 129 | 197 | 132 | 121 | 54 | 101 | 99 | 50 | 98 | 88 | 63 |
| Sunny days | 17 | 12 | 17 | 15 | 16 | 13 | 14 | 20 | 16 | 17 | 24 | 21 |
| Rainy days | 14 | 16 | 14 | 15 | 15 | 17 | 17 | 11 | 14 | 14 | 6 | 10 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Heavener during the most sunny months:
The largest precipitation sum in Heavener is at