Average annual temperature is 13.3 °C
Absolute maximum temperature: 34.6 °C
Absolute minimum temperature: -10.1 °C
Number of sunny days: 184 days
Number of rainy days: 177 days
Number of snow days: 4 days
Look at detailed online map of Rossmere
* Weather data for Rossmere 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) | 17.6 | 20.1 | 20.7 | 29.4 | 29.0 | 33.7 | 34.6 | 32.1 | 34.5 | 27.8 | 22.2 | 16.3 |
| Average daytime temperature (°C) | 8.6 | 10.1 | 11.4 | 20.0 | 22.7 | 26.8 | 30.5 | 28.7 | 24.9 | 19.8 | 11.7 | 9.4 |
| Average temperature (°C) | 4.8 | 4.7 | 5.6 | 13.6 | 15.9 | 20.3 | 24.8 | 23.4 | 19.9 | 14.5 | 6.5 | 5.0 |
| Average night temperature (°C) | 1.6 | 0.2 | 0.8 | 8.1 | 9.2 | 15.0 | 20.0 | 18.8 | 15.5 | 10.1 | 2.3 | 1.4 |
| Absolute minimum temperature (°C) | -4.6 | -10.1 | -5.4 | 0.4 | 2.8 | 10.2 | 17.3 | 14.4 | 9.2 | 4.1 | -5.1 | -3.7 |
| 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 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.7 | 10.7 | 12.0 | 13.3 | 14.4 | 15.0 | 14.7 | 13.7 | 12.5 | 11.1 | 10.0 | 9.4 |
| 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) | 4.7 | 6.8 | 7.5 | 9.1 | 11.6 | 10.8 | 12.2 | 10.5 | 8.1 | 8.5 | 7.7 | 4.7 |
| Precipitation (mm) | 99 | 52 | 65 | 95 | 21 | 119 | 71 | 61 | 145 | 53 | 66 | 159 |
| Sunny days | 12 | 14 | 13 | 16 | 21 | 11 | 10 | 15 | 16 | 20 | 22 | 14 |
| Rainy days | 19 | 12 | 17 | 14 | 10 | 19 | 21 | 16 | 14 | 11 | 8 | 16 |
| Snow days | 0 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 |
The best time to visit Rossmere during the most sunny months:
The largest precipitation sum in Rossmere is at