Average annual temperature is 24.9 °C
Absolute maximum temperature: 35.8 °C
Absolute minimum temperature: 15.0 °C
Number of sunny days: 76 days
Number of rainy days: 289 days
Look at detailed online map of Arroyo Viejito
* Weather data for Arroyo Viejito Dominican Republic is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 29.9 | 30.5 | 31.8 | 31.8 | 33.7 | 35.3 | 35.8 | 35.6 | 34.1 | 35.3 | 32.5 | 31.5 |
| Average daytime temperature (°C) | 27.0 | 27.8 | 29.1 | 29.6 | 31.6 | 32.9 | 33.1 | 32.3 | 32.7 | 31.9 | 30.2 | 27.6 |
| Average temperature (°C) | 21.9 | 22.4 | 23.0 | 23.5 | 25.4 | 27.0 | 27.4 | 27.0 | 26.6 | 25.9 | 25.1 | 23.1 |
| Average night temperature (°C) | 18.6 | 18.7 | 18.7 | 19.5 | 21.4 | 23.1 | 23.5 | 23.3 | 22.7 | 22.3 | 21.7 | 20.2 |
| Absolute minimum temperature (°C) | 15.0 | 17.0 | 16.1 | 17.1 | 19.9 | 21.8 | 22.1 | 21.8 | 21.1 | 20.1 | 19.8 | 18.0 |
| 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 | 11.0 |
| Daylight mean duration (h) | 11.1 | 11.5 | 12.0 | 12.6 | 13.1 | 13.3 | 13.2 | 12.8 | 12.3 | 11.7 | 11.2 | 11.0 |
| Daylight minimum duration (h) | 10.0 | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 11.0 | 10.0 |
| Sunshine mean duration (h) | 9.9 | 10.5 | 10.8 | 11.5 | 10.4 | 10.9 | 11.7 | 10.7 | 10.3 | 10.4 | 9.9 | 9.3 |
| Precipitation (mm) | 76 | 13 | 53 | 123 | 181 | 81 | 51 | 129 | 116 | 143 | 56 | 90 |
| Sunny days | 9 | 15 | 18 | 4 | 1 | 3 | 7 | 4 | 1 | 0 | 4 | 10 |
| Rainy days | 22 | 13 | 13 | 26 | 30 | 27 | 24 | 27 | 29 | 31 | 26 | 21 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Arroyo Viejito is at