Average annual temperature is 18.8 °C
Absolute maximum temperature: 36.5 °C
Absolute minimum temperature: -0.7 °C
Number of sunny days: 192 days
Number of rainy days: 173 days
Look at detailed online map of Santee
* Weather data for Santee 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) | 22.7 | 27.0 | 28.3 | 29.3 | 32.6 | 32.3 | 36.2 | 36.5 | 32.9 | 28.3 | 26.0 | 23.2 |
| Average daytime temperature (°C) | 16.2 | 19.9 | 21.1 | 24.5 | 25.9 | 29.4 | 33.0 | 32.7 | 28.2 | 23.8 | 18.3 | 15.7 |
| Average temperature (°C) | 11.2 | 14.2 | 15.4 | 18.6 | 20.7 | 24.3 | 27.7 | 27.5 | 23.3 | 18.6 | 13.1 | 10.7 |
| Average night temperature (°C) | 7.2 | 10.1 | 10.7 | 13.5 | 16.0 | 20.1 | 23.6 | 23.4 | 19.1 | 14.5 | 9.1 | 7.1 |
| Absolute minimum temperature (°C) | -0.7 | 0.2 | 1.3 | 5.2 | 9.3 | 16.0 | 20.1 | 20.0 | 15.8 | 9.2 | 0.7 | -0.3 |
| 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 | 10.0 |
| Daylight mean duration (h) | 10.2 | 11.0 | 12.0 | 13.0 | 13.9 | 14.3 | 14.1 | 13.4 | 12.4 | 11.3 | 10.4 | 10.0 |
| 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) | 6.2 | 7.4 | 8.7 | 10.1 | 9.6 | 10.6 | 11.2 | 11.1 | 10.3 | 8.8 | 7.3 | 6.5 |
| Precipitation (mm) | 120 | 112 | 80 | 84 | 113 | 105 | 150 | 135 | 58 | 82 | 60 | 134 |
| Sunny days | 16 | 14 | 19 | 13 | 15 | 12 | 7 | 13 | 16 | 25 | 21 | 21 |
| Rainy days | 15 | 14 | 12 | 17 | 16 | 18 | 24 | 18 | 14 | 6 | 9 | 10 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Santee is at