Average annual temperature is 11.4 °C
Absolute maximum temperature: 36.4 °C
Absolute minimum temperature: -23.6 °C
Number of sunny days: 195 days
Number of rainy days: 150 days
Number of snow days: 20 days
Look at detailed online map of Welland
* Weather data for Welland 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) | 11.6 | 14.0 | 20.8 | 25.7 | 31.7 | 33.3 | 34.8 | 36.4 | 33.7 | 28.0 | 19.2 | 14.3 |
| Average daytime temperature (°C) | 2.7 | 5.4 | 8.3 | 17.1 | 23.5 | 28.7 | 28.5 | 28.3 | 24.9 | 17.2 | 9.7 | 6.6 |
| Average temperature (°C) | -1.3 | -0.1 | 3.0 | 10.1 | 17.0 | 22.3 | 23.1 | 22.7 | 19.6 | 12.4 | 4.7 | 2.8 |
| Average night temperature (°C) | -4.1 | -4.2 | -0.9 | 4.2 | 11.0 | 16.0 | 18.1 | 17.9 | 15.3 | 8.6 | 0.8 | 0.3 |
| Absolute minimum temperature (°C) | -23.6 | -20.5 | -12.4 | -2.1 | 1.3 | 8.4 | 14.2 | 11.3 | 9.2 | -2.6 | -11.1 | -8.5 |
| 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 | 14.0 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 3.6 | 7.6 | 6.6 | 9.3 | 10.9 | 12.4 | 12.1 | 10.7 | 8.9 | 7.3 | 7.2 | 4.3 |
| Precipitation (mm) | 59 | 74 | 104 | 62 | 56 | 15 | 201 | 64 | 101 | 105 | 36 | 72 |
| Sunny days | 12 | 16 | 15 | 15 | 20 | 20 | 14 | 17 | 15 | 12 | 22 | 17 |
| Rainy days | 7 | 9 | 15 | 15 | 11 | 10 | 17 | 14 | 15 | 18 | 6 | 13 |
| Snow days | 12 | 3 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 2 | 1 |
The best time to visit Welland during the most sunny months:
The largest precipitation sum in Welland is at