Average annual temperature is 12.0 °C
Absolute maximum temperature: 33.1 °C
Absolute minimum temperature: -10.3 °C
Number of sunny days: 151 days
Number of rainy days: 194 days
Number of snow days: 20 days
Look at detailed online map of Brandywine
* Weather data for Brandywine 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) | 15.5 | 20.5 | 19.0 | 28.3 | 31.0 | 32.7 | 33.1 | 31.2 | 32.1 | 28.3 | 18.0 | 15.5 |
| Average daytime temperature (°C) | 6.4 | 10.2 | 9.1 | 17.8 | 22.1 | 25.7 | 28.3 | 27.0 | 24.4 | 17.6 | 10.7 | 8.5 |
| Average temperature (°C) | 2.6 | 3.0 | 3.8 | 11.1 | 15.3 | 19.9 | 22.9 | 21.4 | 19.0 | 13.3 | 5.9 | 4.9 |
| Average night temperature (°C) | -0.1 | -1.4 | 0.0 | 5.7 | 9.4 | 14.7 | 18.4 | 17.2 | 14.7 | 9.8 | 2.4 | 2.2 |
| Absolute minimum temperature (°C) | -8.4 | -10.3 | -6.6 | -2.3 | 1.8 | 9.5 | 14.7 | 12.9 | 9.0 | -0.3 | -6.6 | -5.7 |
| 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) | 2.7 | 6.3 | 5.9 | 8.5 | 10.7 | 11.3 | 11.7 | 10.8 | 8.8 | 6.4 | 6.3 | 3.6 |
| Precipitation (mm) | 138 | 72 | 108 | 79 | 47 | 132 | 115 | 98 | 41 | 63 | 57 | 82 |
| Sunny days | 8 | 11 | 10 | 14 | 22 | 14 | 4 | 8 | 13 | 17 | 18 | 12 |
| Rainy days | 15 | 13 | 15 | 16 | 9 | 16 | 27 | 23 | 17 | 14 | 11 | 18 |
| Snow days | 8 | 4 | 6 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 |
The best time to visit Brandywine during the most sunny months:
The largest precipitation sum in Brandywine is at