Average annual temperature is 25.1 °C
Absolute maximum temperature: 37.0 °C
Absolute minimum temperature: 17.6 °C
Number of sunny days: 40 days
Number of rainy days: 325 days
Look at detailed online map of Sullana
* Weather data for Sullana 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) | 34.6 | 33.6 | 33.2 | 31.9 | 31.5 | 31.2 | 32.7 | 35.2 | 36.5 | 37.0 | 34.3 | 33.8 |
| Average daytime temperature (°C) | 30.1 | 29.7 | 29.3 | 29.7 | 29.5 | 29.1 | 30.4 | 32.0 | 33.4 | 33.2 | 31.0 | 30.3 |
| Average temperature (°C) | 24.6 | 24.7 | 24.5 | 24.7 | 24.8 | 24.1 | 24.6 | 25.5 | 26.4 | 26.6 | 25.7 | 25.2 |
| Average night temperature (°C) | 20.7 | 21.4 | 21.4 | 21.3 | 21.3 | 20.1 | 20.2 | 20.3 | 21.3 | 22.2 | 22.1 | 21.9 |
| Absolute minimum temperature (°C) | 19.1 | 20.0 | 19.8 | 19.7 | 18.8 | 17.6 | 18.8 | 18.1 | 20.0 | 20.8 | 20.3 | 20.4 |
| 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) | 9.1 | 9.1 | 7.3 | 8.4 | 9.9 | 10.2 | 10.5 | 10.5 | 10.8 | 10.2 | 9.6 | 9.3 |
| Precipitation (mm) | 229 | 278 | 309 | 402 | 334 | 104 | 142 | 89 | 105 | 208 | 282 | 355 |
| Sunny days | 2 | 1 | 0 | 0 | 1 | 3 | 7 | 16 | 7 | 2 | 0 | 1 |
| Rainy days | 29 | 27 | 31 | 30 | 30 | 27 | 24 | 15 | 23 | 29 | 30 | 30 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Sullana is at