Average annual temperature is 20.5 °C
Absolute maximum temperature: 41.5 °C
Absolute minimum temperature: -4.7 °C
Number of sunny days: 266 days
Number of rainy days: 99 days
Look at detailed online map of Altamira
* Weather data for Altamira 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) | 27.6 | 31.2 | 30.7 | 32.3 | 34.7 | 41.5 | 38.8 | 40.4 | 36.8 | 32.2 | 30.4 | 26.6 |
| Average daytime temperature (°C) | 18.9 | 20.3 | 24.7 | 27.9 | 29.4 | 37.0 | 35.0 | 35.2 | 33.2 | 26.3 | 19.2 | 18.0 |
| Average temperature (°C) | 12.5 | 12.4 | 16.9 | 19.8 | 23.2 | 30.3 | 29.1 | 29.2 | 26.6 | 20.5 | 13.6 | 11.8 |
| Average night temperature (°C) | 6.9 | 6.8 | 10.9 | 13.6 | 17.7 | 23.7 | 22.4 | 22.7 | 20.2 | 15.5 | 9.2 | 6.7 |
| Absolute minimum temperature (°C) | -4.7 | -3.4 | -1.0 | 7.5 | 14.6 | 17.4 | 19.9 | 17.8 | 17.6 | 1.2 | 2.4 | 0.0 |
| 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 | 14.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 |
| Daylight mean duration (h) | 10.5 | 11.2 | 12.0 | 12.9 | 13.6 | 14.0 | 13.8 | 13.2 | 12.3 | 11.5 | 10.7 | 10.3 |
| 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) | 9.0 | 8.7 | 9.7 | 10.8 | 10.4 | 12.4 | 12.3 | 11.7 | 11.4 | 9.5 | 7.5 | 8.8 |
| Precipitation (mm) | 2 | 5 | 47 | 8 | 90 | 7 | 24 | 61 | 25 | 23 | 25 | 4 |
| Sunny days | 27 | 24 | 21 | 24 | 13 | 19 | 22 | 26 | 18 | 20 | 24 | 28 |
| Rainy days | 4 | 4 | 10 | 6 | 18 | 11 | 9 | 5 | 12 | 11 | 6 | 3 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Altamira is at