Average annual temperature is 17.7 °C
Absolute maximum temperature: 37.5 °C
Absolute minimum temperature: -3.9 °C
Number of sunny days: 180 days
Number of rainy days: 185 days
Look at detailed online map of Armstrong (historical)
* Weather data for Armstrong (historical) 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) | 21.5 | 25.7 | 27.4 | 29.0 | 30.6 | 34.3 | 36.0 | 37.5 | 34.5 | 28.7 | 25.8 | 22.0 |
| Average daytime temperature (°C) | 15.1 | 18.8 | 20.2 | 22.8 | 24.9 | 29.1 | 33.5 | 33.4 | 28.9 | 23.6 | 17.8 | 14.4 |
| Average temperature (°C) | 9.9 | 13.3 | 13.8 | 16.8 | 19.5 | 23.3 | 27.3 | 26.9 | 22.7 | 17.8 | 12.1 | 9.3 |
| Average night temperature (°C) | 5.8 | 9.1 | 8.6 | 11.5 | 15.1 | 18.4 | 22.1 | 22.0 | 17.6 | 12.8 | 7.8 | 5.3 |
| Absolute minimum temperature (°C) | -3.9 | -0.9 | -1.1 | 3.8 | 7.6 | 14.3 | 20.4 | 19.5 | 13.2 | 6.2 | -2.5 | -2.3 |
| 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 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 |
| Daylight mean duration (h) | 10.2 | 11.0 | 12.0 | 13.0 | 13.9 | 14.4 | 14.1 | 13.4 | 12.4 | 11.3 | 10.4 | 10.0 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 | 9.0 |
| Sunshine mean duration (h) | 5.7 | 7.0 | 8.5 | 9.3 | 9.6 | 10.7 | 11.8 | 11.1 | 10.3 | 9.1 | 7.3 | 6.5 |
| Precipitation (mm) | 139 | 133 | 154 | 110 | 91 | 99 | 35 | 109 | 38 | 56 | 45 | 101 |
| Sunny days | 17 | 13 | 19 | 13 | 9 | 9 | 10 | 10 | 21 | 21 | 20 | 18 |
| Rainy days | 14 | 15 | 12 | 17 | 22 | 21 | 21 | 21 | 9 | 10 | 10 | 13 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Armstrong (historical) during the most sunny months:
The largest precipitation sum in Armstrong (historical) is at