Average annual temperature is 9.9 °C
Absolute maximum temperature: 31.7 °C
Absolute minimum temperature: -26.7 °C
Number of sunny days: 121 days
Number of rainy days: 211 days
Number of snow days: 33 days
Look at detailed online map of Rensselaer County
* Weather data for Rensselaer County 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) | 10.0 | 13.6 | 14.5 | 27.8 | 29.4 | 31.7 | 31.3 | 26.2 | 30.3 | 27.5 | 15.5 | 14.6 |
| Average daytime temperature (°C) | 3.3 | 4.0 | 6.2 | 15.5 | 20.1 | 22.9 | 26.8 | 23.7 | 21.5 | 16.5 | 6.9 | 5.6 |
| Average temperature (°C) | 0.2 | -1.1 | 1.1 | 9.7 | 13.7 | 17.9 | 22.1 | 19.6 | 17.3 | 12.6 | 2.9 | 2.2 |
| Average night temperature (°C) | -2.8 | -5.6 | -3.1 | 4.9 | 8.1 | 13.8 | 18.5 | 16.4 | 14.0 | 9.2 | -0.3 | -0.2 |
| Absolute minimum temperature (°C) | -8.8 | -26.7 | -11.1 | -3.7 | 1.7 | 8.4 | 13.4 | 12.5 | 7.1 | -0.3 | -7.0 | -9.0 |
| 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) | 3.5 | 5.9 | 6.8 | 8.5 | 11.9 | 10.0 | 10.8 | 10.0 | 8.0 | 6.7 | 6.3 | 3.9 |
| Precipitation (mm) | 112 | 59 | 117 | 106 | 55 | 150 | 265 | 147 | 130 | 123 | 57 | 151 |
| Sunny days | 7 | 8 | 9 | 12 | 18 | 8 | 2 | 5 | 15 | 14 | 13 | 10 |
| Rainy days | 15 | 13 | 16 | 18 | 13 | 22 | 29 | 26 | 15 | 17 | 11 | 16 |
| Snow days | 9 | 7 | 6 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6 | 5 |
The best time to visit Rensselaer County during the most sunny months:
Months with the longest average daylight duration in Rensselaer County:
The largest precipitation sum in Rensselaer County is at