Average annual temperature is 14.1 °C
Absolute maximum temperature: 35.2 °C
Absolute minimum temperature: -7.5 °C
Number of sunny days: 182 days
Number of rainy days: 176 days
Number of snow days: 7 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) | 17.3 | 23.6 | 24.3 | 28.4 | 31.5 | 33.7 | 34.2 | 35.2 | 35.1 | 30.3 | 25.6 | 17.0 |
| Average daytime temperature (°C) | 9.3 | 13.7 | 13.7 | 19.7 | 24.1 | 28.0 | 30.9 | 30.1 | 27.8 | 20.7 | 14.0 | 10.5 |
| Average temperature (°C) | 4.8 | 6.8 | 7.1 | 12.9 | 17.5 | 21.5 | 24.7 | 23.9 | 21.1 | 15.0 | 7.9 | 5.4 |
| Average night temperature (°C) | 1.6 | 1.9 | 2.2 | 7.1 | 11.8 | 16.0 | 20.0 | 18.7 | 15.6 | 10.5 | 3.5 | 1.9 |
| Absolute minimum temperature (°C) | -5.3 | -7.5 | -5.8 | 0.2 | 3.0 | 11.1 | 15.2 | 13.0 | 11.7 | -0.2 | -6.4 | -5.9 |
| 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 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.8 | 10.8 | 12.0 | 13.2 | 14.3 | 14.8 | 14.6 | 13.6 | 12.4 | 11.2 | 10.1 | 9.5 |
| 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) | 4.2 | 7.5 | 7.6 | 9.6 | 10.0 | 11.1 | 11.6 | 11.3 | 10.4 | 7.5 | 7.5 | 5.3 |
| Precipitation (mm) | 130 | 55 | 116 | 77 | 59 | 144 | 128 | 97 | 49 | 74 | 38 | 61 |
| Sunny days | 7 | 17 | 14 | 16 | 19 | 14 | 9 | 15 | 16 | 19 | 23 | 13 |
| Rainy days | 21 | 11 | 14 | 14 | 12 | 16 | 22 | 16 | 14 | 12 | 7 | 17 |
| Snow days | 3 | 0 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 |
The best time to visit Caldwell during the most sunny months:
The largest precipitation sum in Caldwell is at