Average annual temperature is 10.1 °C
Absolute maximum temperature: 38.2 °C
Absolute minimum temperature: -26.8 °C
Number of sunny days: 204 days
Number of rainy days: 129 days
Number of snow days: 32 days
Look at detailed online map of Mason City Junction
* Weather data for Mason City Junction 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) | 6.6 | 9.9 | 18.1 | 27.4 | 30.9 | 32.2 | 33.1 | 38.2 | 34.3 | 30.0 | 18.3 | 12.0 |
| Average daytime temperature (°C) | -1.8 | 1.3 | 5.6 | 15.1 | 24.0 | 28.4 | 27.8 | 28.5 | 25.7 | 16.2 | 9.4 | 5.5 |
| Average temperature (°C) | -5.8 | -4.5 | -0.1 | 8.7 | 17.4 | 22.5 | 22.2 | 23.1 | 20.0 | 11.6 | 4.1 | 1.0 |
| Average night temperature (°C) | -9.1 | -9.0 | -4.2 | 3.6 | 11.3 | 16.8 | 16.9 | 18.5 | 15.3 | 7.9 | 0.2 | -2.0 |
| Absolute minimum temperature (°C) | -25.4 | -26.8 | -16.1 | -4.8 | 1.1 | 9.0 | 11.1 | 12.1 | 8.9 | -5.2 | -13.1 | -7.8 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 15.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.4 | 10.5 | 11.9 | 13.4 | 14.7 | 15.3 | 15.0 | 13.9 | 12.5 | 11.0 | 9.7 | 9.1 |
| Daylight minimum duration (h) | 9.0 | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 8.0 |
| Sunshine mean duration (h) | 4.0 | 6.8 | 7.4 | 8.9 | 11.9 | 12.4 | 12.6 | 11.4 | 9.8 | 7.3 | 6.8 | 4.4 |
| Precipitation (mm) | 56 | 51 | 72 | 79 | 47 | 36 | 50 | 77 | 63 | 90 | 6 | 42 |
| Sunny days | 20 | 15 | 13 | 15 | 18 | 15 | 13 | 18 | 16 | 16 | 24 | 21 |
| Rainy days | 4 | 9 | 7 | 11 | 13 | 15 | 18 | 13 | 14 | 13 | 5 | 7 |
| Snow days | 7 | 4 | 11 | 4 | 0 | 0 | 0 | 0 | 0 | 2 | 1 | 3 |
The best time to visit Mason City Junction during the most sunny months:
Months with the longest average daylight duration in Mason City Junction:
The largest precipitation sum in Mason City Junction is at