Average annual temperature is 25.0 °C
Absolute maximum temperature: 35.7 °C
Absolute minimum temperature: 16.2 °C
Number of sunny days: 128 days
Number of rainy days: 237 days
Look at detailed online map of Guanacaste
* Weather data for Guanacaste Nicaragua is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 31.3 | 31.6 | 33.3 | 34.6 | 35.7 | 32.9 | 33.7 | 35.5 | 34.0 | 30.9 | 30.4 | 32.1 |
| Average daytime temperature (°C) | 29.9 | 30.2 | 30.7 | 33.1 | 32.7 | 29.1 | 31.5 | 31.7 | 31.9 | 28.2 | 28.2 | 30.0 |
| Average temperature (°C) | 24.0 | 24.0 | 24.5 | 26.2 | 26.7 | 24.5 | 26.0 | 25.9 | 25.7 | 23.4 | 23.9 | 24.9 |
| Average night temperature (°C) | 19.4 | 19.7 | 19.8 | 20.6 | 21.8 | 21.2 | 22.0 | 21.9 | 21.2 | 20.3 | 20.8 | 20.9 |
| Absolute minimum temperature (°C) | 16.2 | 18.5 | 17.9 | 19.5 | 20.7 | 20.3 | 20.5 | 20.8 | 20.3 | 19.2 | 19.5 | 18.7 |
| 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) | 11.5 | 11.7 | 12.1 | 12.4 | 12.7 | 12.9 | 12.8 | 12.5 | 12.2 | 11.8 | 11.5 | 11.4 |
| 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) | 10.5 | 11.0 | 10.9 | 11.4 | 10.6 | 8.8 | 10.6 | 9.9 | 10.6 | 9.4 | 9.7 | 10.4 |
| Precipitation (mm) | 4 | 1 | 59 | 17 | 171 | 237 | 117 | 198 | 171 | 426 | 177 | 10 |
| Sunny days | 22 | 25 | 15 | 22 | 9 | 1 | 4 | 3 | 2 | 0 | 5 | 20 |
| Rainy days | 9 | 3 | 16 | 8 | 22 | 29 | 27 | 28 | 28 | 31 | 25 | 11 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Guanacaste is at