Average annual temperature is 13.2 °C
Absolute maximum temperature: 35.6 °C
Absolute minimum temperature: -11.0 °C
Number of sunny days: 171 days
Number of rainy days: 189 days
Number of snow days: 5 days
Look at detailed online map of Patapsco
* Weather data for Patapsco 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) | 16.6 | 21.0 | 22.4 | 28.9 | 28.8 | 33.4 | 35.6 | 33.1 | 35.6 | 27.1 | 22.4 | 16.9 |
| Average daytime temperature (°C) | 8.5 | 10.3 | 11.3 | 20.2 | 22.0 | 26.6 | 31.0 | 29.1 | 25.3 | 19.6 | 11.9 | 9.0 |
| Average temperature (°C) | 4.6 | 4.9 | 5.6 | 13.6 | 15.6 | 20.2 | 24.8 | 23.5 | 19.9 | 14.3 | 6.6 | 4.8 |
| Average night temperature (°C) | 1.6 | 0.5 | 0.9 | 8.2 | 9.8 | 14.9 | 19.9 | 18.8 | 15.5 | 10.0 | 2.5 | 1.5 |
| Absolute minimum temperature (°C) | -3.5 | -11.0 | -6.1 | 1.2 | 3.1 | 11.0 | 16.9 | 14.6 | 9.8 | 3.3 | -6.4 | -3.8 |
| 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 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.7 | 10.7 | 12.0 | 13.3 | 14.4 | 14.9 | 14.6 | 13.7 | 12.5 | 11.2 | 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) | 4.9 | 6.9 | 7.4 | 9.4 | 11.1 | 10.8 | 11.7 | 10.8 | 8.4 | 8.7 | 7.7 | 4.9 |
| Precipitation (mm) | 91 | 46 | 68 | 134 | 27 | 109 | 133 | 65 | 169 | 42 | 60 | 139 |
| Sunny days | 13 | 15 | 14 | 15 | 16 | 11 | 3 | 12 | 14 | 19 | 23 | 16 |
| Rainy days | 18 | 10 | 16 | 15 | 15 | 19 | 28 | 19 | 16 | 12 | 7 | 14 |
| Snow days | 0 | 3 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 |
The best time to visit Patapsco during the most sunny months:
The largest precipitation sum in Patapsco is at