Average annual temperature is 11.8 °C
Absolute maximum temperature: 36.9 °C
Absolute minimum temperature: -23.3 °C
Number of sunny days: 193 days
Number of rainy days: 150 days
Number of snow days: 22 days
Look at detailed online map of Township of Portland
* Weather data for Township of Portland 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) | 11.2 | 12.6 | 22.0 | 25.6 | 32.7 | 34.0 | 35.0 | 36.9 | 34.1 | 28.9 | 18.9 | 14.9 |
| Average daytime temperature (°C) | 2.7 | 5.4 | 8.6 | 17.4 | 24.6 | 29.2 | 29.1 | 28.9 | 25.7 | 17.7 | 10.2 | 7.0 |
| Average temperature (°C) | -1.5 | -0.2 | 3.1 | 10.5 | 17.9 | 22.8 | 23.5 | 23.3 | 20.2 | 12.9 | 5.0 | 3.0 |
| Average night temperature (°C) | -4.4 | -4.5 | -0.8 | 4.9 | 11.6 | 16.6 | 18.1 | 18.5 | 15.7 | 9.0 | 0.9 | 0.4 |
| Absolute minimum temperature (°C) | -23.3 | -19.7 | -11.9 | -1.6 | 2.6 | 8.9 | 13.9 | 11.5 | 10.1 | -2.3 | -11.6 | -7.9 |
| 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 | 14.9 | 13.8 | 12.5 | 11.1 | 9.9 | 9.2 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 14.0 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 3.7 | 7.2 | 6.6 | 9.2 | 11.1 | 12.5 | 12.3 | 11.0 | 9.4 | 7.5 | 7.1 | 4.1 |
| Precipitation (mm) | 76 | 80 | 86 | 58 | 43 | 18 | 111 | 56 | 74 | 95 | 25 | 64 |
| Sunny days | 12 | 15 | 15 | 16 | 22 | 19 | 13 | 16 | 12 | 15 | 21 | 17 |
| Rainy days | 6 | 9 | 15 | 14 | 9 | 11 | 18 | 15 | 18 | 15 | 7 | 13 |
| Snow days | 13 | 4 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 2 | 1 |
The best time to visit Township of Portland during the most sunny months:
The largest precipitation sum in Township of Portland is at