Average annual temperature is 26.9 °C
Absolute maximum temperature: 39.5 °C
Absolute minimum temperature: 16.0 °C
Number of sunny days: 129 days
Number of rainy days: 236 days
Look at detailed online map of Arcatao
* Weather data for Arcatao El Salvador is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 36.6 | 36.5 | 39.5 | 38.9 | 39.5 | 33.2 | 36.8 | 35.1 | 34.7 | 33.3 | 36.1 | 37.5 |
| Average daytime temperature (°C) | 34.5 | 35.3 | 36.1 | 36.4 | 35.4 | 31.4 | 32.9 | 32.6 | 32.5 | 31.1 | 31.6 | 34.8 |
| Average temperature (°C) | 26.8 | 27.5 | 27.9 | 28.4 | 28.2 | 26.1 | 26.9 | 26.7 | 26.3 | 25.4 | 25.7 | 27.5 |
| Average night temperature (°C) | 19.9 | 20.3 | 21.3 | 21.8 | 22.3 | 21.9 | 22.4 | 22.3 | 21.8 | 21.5 | 21.0 | 21.7 |
| Absolute minimum temperature (°C) | 16.0 | 18.1 | 19.5 | 19.8 | 21.1 | 21.0 | 20.7 | 20.6 | 20.2 | 20.6 | 17.2 | 18.3 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 |
| Daylight mean duration (h) | 11.4 | 11.7 | 12.1 | 12.5 | 12.8 | 12.9 | 12.9 | 12.6 | 12.2 | 11.8 | 11.5 | 11.3 |
| Daylight minimum duration (h) | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 |
| Sunshine mean duration (h) | 10.3 | 10.9 | 11.1 | 11.4 | 11.0 | 9.8 | 10.7 | 10.3 | 10.1 | 9.3 | 9.5 | 10.4 |
| Precipitation (mm) | 3 | 0 | 45 | 39 | 93 | 265 | 166 | 181 | 208 | 231 | 141 | 8 |
| Sunny days | 24 | 28 | 16 | 15 | 9 | 0 | 2 | 3 | 2 | 1 | 8 | 21 |
| Rainy days | 7 | 0 | 15 | 15 | 22 | 30 | 29 | 28 | 28 | 30 | 22 | 10 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Arcatao is at