Average annual temperature is 17.6 °C
Absolute maximum temperature: 38.4 °C
Absolute minimum temperature: -4.4 °C
Number of sunny days: 186 days
Number of rainy days: 179 days
Look at detailed online map of Sylvan Heights
* Weather data for Sylvan 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) | 21.8 | 23.8 | 25.3 | 28.3 | 31.3 | 37.6 | 35.8 | 38.4 | 32.8 | 31.9 | 26.0 | 20.1 |
| Average daytime temperature (°C) | 13.3 | 15.6 | 17.0 | 21.7 | 27.5 | 31.8 | 32.7 | 32.5 | 29.9 | 24.2 | 17.0 | 13.6 |
| Average temperature (°C) | 8.8 | 9.9 | 11.9 | 15.7 | 21.6 | 25.8 | 27.5 | 27.3 | 24.0 | 18.9 | 11.4 | 8.3 |
| Average night temperature (°C) | 5.1 | 5.9 | 7.4 | 10.9 | 16.2 | 20.4 | 23.2 | 23.1 | 19.1 | 14.4 | 7.0 | 4.3 |
| Absolute minimum temperature (°C) | -3.6 | -4.4 | -4.4 | 3.4 | 7.8 | 16.1 | 18.3 | 17.4 | 14.6 | 1.0 | -1.5 | -2.9 |
| 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 | 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 | 14.3 | 13.5 | 12.4 | 11.3 | 10.3 | 9.8 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 5.7 | 6.3 | 7.8 | 8.1 | 11.3 | 12.1 | 11.3 | 9.9 | 10.5 | 7.9 | 7.4 | 7.0 |
| Precipitation (mm) | 185 | 135 | 223 | 152 | 82 | 44 | 147 | 119 | 52 | 38 | 69 | 57 |
| Sunny days | 12 | 15 | 15 | 13 | 12 | 13 | 9 | 15 | 19 | 23 | 21 | 19 |
| Rainy days | 19 | 13 | 16 | 17 | 19 | 17 | 22 | 16 | 11 | 8 | 9 | 12 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Sylvan Heights during the most sunny months:
The largest precipitation sum in Sylvan Heights is at