Average annual temperature is 12.1 °C
Absolute maximum temperature: 34.3 °C
Absolute minimum temperature: -12.2 °C
Number of sunny days: 161 days
Number of rainy days: 196 days
Number of snow days: 8 days
Look at detailed online map of Mifflin County
* Weather data for Mifflin County 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) | 14.8 | 19.7 | 19.4 | 29.7 | 30.7 | 33.7 | 34.3 | 32.4 | 32.9 | 27.8 | 20.0 | 15.0 |
| Average daytime temperature (°C) | 6.7 | 9.4 | 9.9 | 19.0 | 22.2 | 26.0 | 29.8 | 28.3 | 24.1 | 18.4 | 10.6 | 7.5 |
| Average temperature (°C) | 3.2 | 3.0 | 4.1 | 12.0 | 15.3 | 19.7 | 23.8 | 22.1 | 18.6 | 13.3 | 5.4 | 3.8 |
| Average night temperature (°C) | 0.5 | -1.5 | -0.3 | 6.0 | 8.5 | 14.0 | 18.5 | 17.1 | 14.1 | 9.2 | 1.3 | 0.9 |
| Absolute minimum temperature (°C) | -4.0 | -12.2 | -6.9 | -1.7 | 2.5 | 8.7 | 15.3 | 13.7 | 8.9 | 0.3 | -6.2 | -4.0 |
| 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 | 10.7 | 11.9 | 13.3 | 14.4 | 15.0 | 14.7 | 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) | 4.4 | 6.9 | 6.9 | 9.0 | 10.8 | 10.6 | 11.8 | 10.9 | 8.7 | 7.1 | 7.3 | 4.0 |
| Precipitation (mm) | 85 | 56 | 88 | 74 | 22 | 95 | 79 | 106 | 83 | 69 | 53 | 104 |
| Sunny days | 10 | 11 | 10 | 14 | 22 | 12 | 7 | 11 | 17 | 16 | 18 | 13 |
| Rainy days | 19 | 15 | 20 | 16 | 9 | 18 | 24 | 20 | 13 | 15 | 10 | 17 |
| Snow days | 2 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 1 |
The best time to visit Mifflin County during the most sunny months:
The largest precipitation sum in Mifflin County is at