Average annual temperature is 20.9 °C
Absolute maximum temperature: 38.9 °C
Absolute minimum temperature: 1.1 °C
Number of sunny days: 258 days
Number of rainy days: 107 days
Look at detailed online map of Arroyo Grande
* Weather data for Arroyo Grande Mexico is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 29.0 | 28.2 | 29.9 | 32.9 | 36.2 | 38.9 | 34.5 | 33.8 | 35.5 | 36.5 | 31.4 | 28.9 |
| Average daytime temperature (°C) | 23.4 | 23.8 | 25.9 | 29.9 | 32.6 | 35.4 | 31.3 | 31.3 | 31.9 | 29.0 | 26.8 | 25.0 |
| Average temperature (°C) | 14.6 | 14.7 | 17.4 | 20.5 | 23.5 | 27.1 | 25.4 | 25.2 | 25.3 | 22.0 | 18.9 | 15.8 |
| Average night temperature (°C) | 7.9 | 7.9 | 9.8 | 11.2 | 13.9 | 18.8 | 20.5 | 20.1 | 19.7 | 16.4 | 12.5 | 8.8 |
| Absolute minimum temperature (°C) | 1.8 | 1.1 | 3.4 | 6.1 | 9.9 | 13.8 | 17.7 | 17.5 | 17.9 | 10.3 | 8.0 | 4.3 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 | 13.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 |
| Daylight mean duration (h) | 10.7 | 11.3 | 12.0 | 12.8 | 13.4 | 13.8 | 13.6 | 13.1 | 12.3 | 11.5 | 10.9 | 10.5 |
| Daylight minimum duration (h) | 10.0 | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 10.0 |
| Sunshine mean duration (h) | 9.2 | 8.5 | 10.1 | 11.7 | 11.8 | 12.5 | 11.5 | 11.0 | 11.2 | 8.9 | 9.6 | 9.2 |
| Precipitation (mm) | 6 | 52 | 30 | 1 | 0 | 8 | 129 | 124 | 79 | 139 | 20 | 16 |
| Sunny days | 25 | 22 | 27 | 28 | 30 | 22 | 6 | 9 | 15 | 19 | 27 | 28 |
| Rainy days | 6 | 6 | 4 | 2 | 1 | 8 | 25 | 22 | 15 | 12 | 3 | 3 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Arroyo Grande is at