Average annual temperature is 1.8 °C
Absolute maximum temperature: 26.2 °C
Absolute minimum temperature: -23.2 °C
Number of sunny days: 131 days
Number of rainy days: 120 days
Number of snow days: 114 days
Look at detailed online map of Ironton
* Weather data for Ironton 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) | 4.8 | 2.3 | 3.3 | 11.2 | 13.1 | 19.0 | 26.2 | 21.4 | 19.9 | 16.4 | 9.2 | 7.1 |
| Average daytime temperature (°C) | -4.6 | -2.7 | -2.2 | 4.2 | 10.1 | 13.3 | 21.8 | 19.5 | 15.6 | 9.9 | 3.7 | -0.1 |
| Average temperature (°C) | -8.5 | -8.3 | -6.6 | -1.8 | 5.2 | 7.4 | 15.5 | 13.5 | 9.2 | 4.3 | -2.9 | -6.0 |
| Average night temperature (°C) | -12.1 | -13.2 | -10.7 | -7.0 | 0.0 | 1.0 | 7.9 | 7.1 | 3.0 | -0.8 | -9.0 | -11.7 |
| Absolute minimum temperature (°C) | -20.3 | -22.0 | -19.2 | -18.8 | -4.0 | -1.9 | 3.7 | 4.2 | -0.7 | -22.5 | -22.9 | -23.2 |
| 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) | 9.9 | 10.8 | 12.0 | 13.2 | 14.2 | 14.7 | 14.5 | 13.6 | 12.4 | 11.2 | 10.1 | 9.6 |
| 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) | 6.0 | 7.9 | 7.9 | 11.4 | 12.0 | 13.0 | 13.2 | 11.7 | 11.0 | 9.6 | 7.8 | 7.3 |
| Precipitation (mm) | 129 | 85 | 137 | 64 | 79 | 42 | 34 | 80 | 55 | 41 | 38 | 40 |
| Sunny days | 5 | 12 | 8 | 11 | 5 | 12 | 8 | 8 | 12 | 16 | 17 | 17 |
| Rainy days | 3 | 2 | 2 | 1 | 20 | 16 | 23 | 23 | 17 | 7 | 2 | 4 |
| Snow days | 23 | 14 | 21 | 18 | 6 | 2 | 0 | 0 | 1 | 8 | 11 | 10 |
The best time to visit Ironton during the most sunny months:
The largest precipitation sum in Ironton is at