Average annual temperature is 11.4 °C
Absolute maximum temperature: 34.3 °C
Absolute minimum temperature: -15.1 °C
Number of sunny days: 155 days
Number of rainy days: 197 days
Number of snow days: 13 days
Look at detailed online map of Caldwell
* Weather data for Caldwell 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) | 13.1 | 18.2 | 15.8 | 28.8 | 31.5 | 33.1 | 34.3 | 31.3 | 33.2 | 28.2 | 18.2 | 12.1 |
| Average daytime temperature (°C) | 5.6 | 7.9 | 8.5 | 18.0 | 21.6 | 24.9 | 29.6 | 26.4 | 23.8 | 17.6 | 9.3 | 7.0 |
| Average temperature (°C) | 2.3 | 1.8 | 3.1 | 11.4 | 14.5 | 19.2 | 23.5 | 21.0 | 18.4 | 13.0 | 4.4 | 3.6 |
| Average night temperature (°C) | -0.5 | -2.5 | -1.1 | 5.9 | 8.0 | 14.1 | 18.3 | 16.5 | 13.8 | 9.0 | 0.7 | 0.8 |
| Absolute minimum temperature (°C) | -5.2 | -15.1 | -6.6 | -2.2 | 0.7 | 8.5 | 14.1 | 11.1 | 7.3 | 0.2 | -5.5 | -4.7 |
| 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 | 9.2 |
| 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) | 3.6 | 6.5 | 6.8 | 8.7 | 11.6 | 11.1 | 11.4 | 10.0 | 8.9 | 7.0 | 7.0 | 3.4 |
| Precipitation (mm) | 89 | 48 | 102 | 115 | 26 | 109 | 108 | 202 | 87 | 93 | 48 | 124 |
| Sunny days | 9 | 12 | 10 | 14 | 20 | 8 | 9 | 11 | 14 | 17 | 19 | 12 |
| Rainy days | 18 | 14 | 20 | 16 | 11 | 22 | 22 | 20 | 16 | 14 | 9 | 15 |
| Snow days | 4 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 4 |
The best time to visit Caldwell during the most sunny months:
The largest precipitation sum in Caldwell is at