Average annual temperature is 11.9 °C
Absolute maximum temperature: 32.9 °C
Absolute minimum temperature: -21.0 °C
Number of sunny days: 162 days
Number of rainy days: 200 days
Number of snow days: 3 days
Look at detailed online map of Oswegatchie
* Weather data for Oswegatchie 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) | 16.0 | 19.1 | 13.5 | 27.2 | 26.8 | 25.6 | 30.6 | 29.0 | 32.9 | 25.0 | 17.1 | 15.7 |
| Average daytime temperature (°C) | 7.3 | 6.6 | 8.5 | 15.0 | 19.2 | 22.5 | 27.1 | 25.3 | 22.8 | 18.3 | 10.2 | 8.4 |
| Average temperature (°C) | 3.9 | 2.3 | 4.3 | 10.6 | 14.3 | 18.0 | 23.2 | 21.4 | 18.9 | 14.1 | 5.9 | 4.9 |
| Average night temperature (°C) | 0.9 | -1.8 | 0.5 | 6.6 | 9.4 | 13.9 | 19.8 | 17.8 | 15.7 | 10.8 | 1.9 | 1.8 |
| Absolute minimum temperature (°C) | -3.9 | -21.0 | -3.4 | -0.9 | 4.0 | 7.4 | 15.6 | 13.6 | 9.0 | 5.6 | -4.0 | -6.1 |
| 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 | 14.8 | 13.8 | 12.5 | 11.1 | 9.9 | 9.2 |
| 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) | 4.1 | 6.6 | 7.6 | 8.8 | 12.2 | 11.0 | 11.2 | 10.0 | 7.7 | 8.2 | 7.2 | 5.6 |
| Precipitation (mm) | 160 | 51 | 99 | 125 | 75 | 65 | 148 | 132 | 242 | 76 | 38 | 194 |
| Sunny days | 8 | 12 | 16 | 15 | 21 | 7 | 9 | 7 | 16 | 15 | 20 | 16 |
| Rainy days | 22 | 14 | 15 | 15 | 10 | 23 | 22 | 24 | 14 | 16 | 10 | 15 |
| Snow days | 1 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Oswegatchie during the most sunny months:
The largest precipitation sum in Oswegatchie is at