Average annual temperature is 25.8 °C
Absolute maximum temperature: 36.0 °C
Absolute minimum temperature: 11.3 °C
Number of sunny days: 124 days
Number of rainy days: 241 days
Look at detailed online map of Neptuno
* Weather data for Neptuno Cuba is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 31.0 | 31.9 | 32.0 | 33.9 | 32.4 | 35.0 | 36.0 | 35.7 | 33.1 | 33.1 | 32.8 | 31.1 |
| Average daytime temperature (°C) | 27.7 | 29.5 | 29.5 | 31.0 | 30.5 | 32.0 | 33.9 | 32.8 | 31.4 | 30.2 | 29.3 | 26.3 |
| Average temperature (°C) | 22.6 | 24.1 | 24.6 | 25.9 | 26.2 | 27.6 | 29.2 | 28.4 | 27.4 | 26.1 | 25.0 | 22.7 |
| Average night temperature (°C) | 19.1 | 19.9 | 20.8 | 21.8 | 22.5 | 23.9 | 25.2 | 25.1 | 24.0 | 23.1 | 22.0 | 20.0 |
| Absolute minimum temperature (°C) | 11.3 | 16.3 | 18.1 | 19.9 | 20.1 | 22.0 | 23.6 | 23.6 | 21.5 | 19.9 | 18.2 | 14.5 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 | 13.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 |
| Daylight mean duration (h) | 10.9 | 11.4 | 12.0 | 12.7 | 13.2 | 13.5 | 13.4 | 12.9 | 12.3 | 11.6 | 11.0 | 10.7 |
| Daylight minimum duration (h) | 10.0 | 11.0 | 11.0 | 12.0 | 13.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 10.0 |
| Sunshine mean duration (h) | 9.6 | 10.5 | 10.2 | 11.4 | 12.0 | 11.4 | 12.0 | 10.4 | 10.2 | 10.2 | 9.5 | 7.7 |
| Precipitation (mm) | 10 | 4 | 39 | 23 | 61 | 121 | 59 | 146 | 112 | 71 | 33 | 61 |
| Sunny days | 22 | 20 | 14 | 13 | 3 | 4 | 9 | 3 | 3 | 9 | 11 | 13 |
| Rainy days | 9 | 8 | 17 | 17 | 28 | 26 | 22 | 28 | 27 | 22 | 19 | 18 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Neptuno is at