Average annual temperature is 13.2 °C
Absolute maximum temperature: 42.9 °C
Absolute minimum temperature: -8.9 °C
Number of sunny days: 245 days
Number of rainy days: 112 days
Number of snow days: 8 days
Look at detailed online map of City of Sunnyside
* Weather data for City of Sunnyside 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 | 13.0 | 16.7 | 32.0 | 37.2 | 36.7 | 39.1 | 42.9 | 33.8 | 27.2 | 15.7 | 12.3 |
| Average daytime temperature (°C) | 5.8 | 8.1 | 12.1 | 17.6 | 29.4 | 31.1 | 35.6 | 34.5 | 26.7 | 19.4 | 9.3 | 6.1 |
| Average temperature (°C) | 1.1 | 2.3 | 5.6 | 10.9 | 21.3 | 23.3 | 27.5 | 26.6 | 19.3 | 12.7 | 4.3 | 2.8 |
| Average night temperature (°C) | -1.8 | -1.9 | 0.3 | 5.2 | 13.9 | 15.9 | 19.3 | 19.2 | 13.2 | 7.4 | 0.8 | 0.5 |
| Absolute minimum temperature (°C) | -8.0 | -8.9 | -3.2 | -1.8 | 7.9 | 9.0 | 15.3 | 14.2 | 6.7 | -2.5 | -5.6 | -3.4 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 15.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 8.0 |
| Daylight mean duration (h) | 9.1 | 10.3 | 11.9 | 13.6 | 15.0 | 15.7 | 15.4 | 14.1 | 12.6 | 10.9 | 9.5 | 8.7 |
| Daylight minimum duration (h) | 8.0 | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 8.0 | 8.0 |
| Sunshine mean duration (h) | 5.0 | 6.8 | 8.5 | 9.3 | 12.8 | 13.3 | 13.8 | 11.6 | 9.6 | 8.4 | 5.6 | 2.8 |
| Precipitation (mm) | 28 | 10 | 27 | 26 | 6 | 2 | 5 | 9 | 12 | 13 | 38 | 54 |
| Sunny days | 15 | 21 | 14 | 14 | 23 | 25 | 30 | 25 | 24 | 23 | 20 | 11 |
| Rainy days | 13 | 5 | 17 | 16 | 8 | 5 | 1 | 6 | 6 | 8 | 10 | 17 |
| Snow days | 3 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 |
The best time to visit City of Sunnyside during the most sunny months:
Months with the longest average daylight duration in City of Sunnyside:
The largest precipitation sum in City of Sunnyside is at