Average annual temperature is 12.3 °C
Absolute maximum temperature: 37.4 °C
Absolute minimum temperature: -17.9 °C
Number of sunny days: 227 days
Number of rainy days: 118 days
Number of snow days: 20 days
Look at detailed online map of Chalco
* Weather data for Chalco 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) | 9.0 | 13.7 | 22.2 | 29.6 | 31.0 | 33.2 | 35.9 | 37.4 | 34.8 | 32.7 | 19.9 | 15.7 |
| Average daytime temperature (°C) | 1.8 | 6.2 | 9.0 | 18.8 | 25.5 | 29.8 | 29.2 | 29.7 | 28.0 | 19.1 | 12.4 | 6.7 |
| Average temperature (°C) | -2.4 | -0.6 | 2.5 | 11.6 | 19.0 | 24.0 | 23.9 | 24.5 | 22.0 | 13.7 | 6.5 | 2.1 |
| Average night temperature (°C) | -5.5 | -5.2 | -2.1 | 5.8 | 13.2 | 18.2 | 19.3 | 20.0 | 16.9 | 9.3 | 1.7 | -1.6 |
| Absolute minimum temperature (°C) | -17.9 | -17.4 | -11.0 | -4.4 | 3.3 | 10.5 | 12.8 | 13.1 | 10.5 | -5.2 | -7.1 | -5.1 |
| 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) | 4.9 | 7.6 | 8.2 | 9.9 | 11.6 | 13.1 | 11.4 | 11.1 | 10.2 | 7.8 | 7.0 | 5.3 |
| Precipitation (mm) | 47 | 41 | 39 | 26 | 55 | 72 | 96 | 60 | 37 | 43 | 11 | 55 |
| Sunny days | 19 | 19 | 22 | 21 | 16 | 16 | 13 | 17 | 22 | 17 | 23 | 22 |
| Rainy days | 4 | 5 | 8 | 8 | 15 | 14 | 18 | 14 | 8 | 13 | 6 | 5 |
| Snow days | 8 | 4 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 4 |
The best time to visit Chalco during the most sunny months:
The largest precipitation sum in Chalco is at