Average annual temperature is 25.8 °C
Absolute maximum temperature: 38.6 °C
Absolute minimum temperature: 16.6 °C
Number of sunny days: 68 days
Number of rainy days: 297 days
Look at detailed online map of Washington
* Weather data for Washington Peru is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 34.2 | 34.5 | 33.0 | 32.8 | 31.8 | 32.6 | 34.4 | 36.9 | 38.3 | 38.6 | 35.4 | 34.8 |
| Average daytime temperature (°C) | 31.0 | 30.4 | 29.2 | 29.4 | 29.4 | 29.5 | 31.5 | 33.8 | 35.3 | 34.6 | 32.2 | 30.7 |
| Average temperature (°C) | 25.5 | 25.3 | 24.6 | 24.8 | 25.0 | 24.3 | 25.4 | 26.6 | 27.7 | 27.8 | 26.5 | 25.9 |
| Average night temperature (°C) | 21.6 | 21.9 | 21.7 | 21.6 | 21.8 | 20.5 | 20.9 | 21.3 | 22.5 | 23.2 | 22.8 | 22.7 |
| Absolute minimum temperature (°C) | 19.9 | 20.2 | 20.3 | 19.8 | 19.4 | 16.6 | 19.2 | 19.5 | 21.1 | 21.7 | 21.7 | 21.0 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 12.0 | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 | 12.0 |
| Daylight mean duration (h) | 12.5 | 12.3 | 12.1 | 12.0 | 11.8 | 11.7 | 11.8 | 11.9 | 12.1 | 12.3 | 12.4 | 12.5 |
| Daylight minimum duration (h) | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 |
| Sunshine mean duration (h) | 9.3 | 9.1 | 6.9 | 8.5 | 9.4 | 10.2 | 10.5 | 10.4 | 10.4 | 9.8 | 9.7 | 8.7 |
| Precipitation (mm) | 133 | 158 | 327 | 292 | 163 | 26 | 27 | 29 | 66 | 129 | 200 | 268 |
| Sunny days | 3 | 0 | 2 | 2 | 3 | 12 | 12 | 19 | 8 | 6 | 0 | 1 |
| Rainy days | 28 | 28 | 29 | 28 | 28 | 18 | 19 | 12 | 22 | 25 | 30 | 30 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Washington is at