Average annual temperature is 10.5 °C
Absolute maximum temperature: 31.9 °C
Absolute minimum temperature: -24.7 °C
Number of sunny days: 148 days
Number of rainy days: 203 days
Number of snow days: 14 days
Look at detailed online map of Irondale
* Weather data for Irondale 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) | 16.2 | 14.2 | 15.4 | 29.3 | 29.2 | 31.9 | 31.5 | 27.3 | 31.9 | 27.5 | 17.6 | 14.8 |
| Average daytime temperature (°C) | 5.3 | 5.4 | 7.5 | 16.3 | 20.2 | 23.8 | 27.5 | 24.7 | 22.0 | 17.1 | 8.1 | 7.0 |
| Average temperature (°C) | 1.6 | 0.2 | 2.3 | 10.2 | 13.8 | 18.1 | 22.4 | 20.0 | 17.4 | 12.5 | 3.4 | 2.8 |
| Average night temperature (°C) | -1.6 | -4.2 | -1.9 | 5.1 | 7.6 | 13.4 | 18.4 | 16.0 | 13.8 | 8.8 | -0.3 | -0.1 |
| Absolute minimum temperature (°C) | -7.5 | -24.7 | -6.7 | -2.5 | 1.5 | 7.4 | 12.5 | 11.9 | 6.1 | 1.3 | -5.9 | -7.8 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 9.0 | 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) | 9.5 | 10.6 | 11.9 | 13.4 | 14.6 | 15.2 | 14.9 | 13.8 | 12.5 | 11.1 | 9.8 | 9.2 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 14.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 4.0 | 6.2 | 7.3 | 8.7 | 11.8 | 10.1 | 10.8 | 9.9 | 7.8 | 7.1 | 6.8 | 4.3 |
| Precipitation (mm) | 120 | 51 | 119 | 93 | 65 | 117 | 245 | 142 | 254 | 126 | 49 | 189 |
| Sunny days | 10 | 15 | 10 | 13 | 20 | 8 | 3 | 6 | 13 | 16 | 18 | 16 |
| Rainy days | 17 | 11 | 17 | 17 | 11 | 22 | 28 | 25 | 17 | 15 | 10 | 13 |
| Snow days | 4 | 2 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 2 |
The best time to visit Irondale during the most sunny months:
The largest precipitation sum in Irondale is at