Average annual temperature is 10.2 °C
Absolute maximum temperature: 33.6 °C
Absolute minimum temperature: -25.0 °C
Number of sunny days: 136 days
Number of rainy days: 211 days
Number of snow days: 18 days
Look at detailed online map of Town of Guilderland
* Weather data for Town of Guilderland 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) | 9.2 | 14.7 | 16.8 | 29.1 | 31.6 | 33.6 | 32.1 | 28.9 | 33.2 | 28.0 | 17.8 | 11.9 |
| Average daytime temperature (°C) | 3.9 | 5.0 | 6.9 | 16.7 | 21.8 | 24.4 | 27.9 | 25.2 | 22.6 | 17.9 | 8.2 | 5.8 |
| Average temperature (°C) | 0.4 | -0.8 | 1.6 | 10.0 | 14.5 | 18.6 | 22.3 | 20.0 | 17.6 | 12.6 | 3.2 | 2.0 |
| Average night temperature (°C) | -2.5 | -5.5 | -2.9 | 4.6 | 8.2 | 13.6 | 17.7 | 16.0 | 13.6 | 8.5 | -0.6 | -0.6 |
| Absolute minimum temperature (°C) | -7.7 | -25.0 | -9.2 | -3.4 | 2.2 | 8.6 | 12.5 | 10.9 | 7.1 | 0.7 | -5.7 | -7.4 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 15.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.5 | 10.5 | 11.9 | 13.4 | 14.6 | 15.3 | 15.0 | 13.9 | 12.5 | 11.1 | 9.8 | 9.1 |
| Daylight minimum duration (h) | 9.0 | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 3.4 | 6.1 | 7.0 | 8.7 | 11.9 | 10.3 | 11.2 | 10.1 | 8.0 | 6.8 | 6.7 | 3.7 |
| Precipitation (mm) | 96 | 54 | 124 | 109 | 57 | 98 | 249 | 158 | 83 | 105 | 67 | 185 |
| Sunny days | 10 | 10 | 10 | 13 | 18 | 8 | 4 | 5 | 15 | 14 | 17 | 12 |
| Rainy days | 17 | 14 | 19 | 17 | 13 | 22 | 27 | 26 | 15 | 17 | 11 | 13 |
| Snow days | 4 | 4 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 6 |
The best time to visit Town of Guilderland during the most sunny months:
Months with the longest average daylight duration in Town of Guilderland:
The largest precipitation sum in Town of Guilderland is at