Average annual temperature is 18.0 °C
Absolute maximum temperature: 39.0 °C
Absolute minimum temperature: -1.9 °C
Number of sunny days: 214 days
Number of rainy days: 151 days
Look at detailed online map of Merlo
* Weather data for Merlo Argentina is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 37.4 | 39.0 | 38.8 | 28.7 | 24.9 | 24.3 | 26.7 | 27.2 | 24.4 | 28.2 | 31.1 | 32.5 |
| Average daytime temperature (°C) | 31.7 | 30.6 | 30.8 | 22.7 | 19.7 | 16.0 | 15.7 | 17.3 | 17.9 | 22.1 | 24.9 | 26.8 |
| Average temperature (°C) | 25.9 | 24.6 | 25.6 | 17.6 | 14.8 | 11.4 | 11.5 | 12.4 | 13.6 | 16.8 | 19.7 | 22.1 |
| Average night temperature (°C) | 20.8 | 18.9 | 21.4 | 13.3 | 10.9 | 7.4 | 7.9 | 8.3 | 9.7 | 12.0 | 14.6 | 17.5 |
| Absolute minimum temperature (°C) | 15.8 | 9.4 | 13.1 | 7.1 | 2.5 | -0.3 | -1.9 | 2.0 | 5.0 | 4.1 | 7.3 | 11.4 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 |
| Daylight mean duration (h) | 14.2 | 13.3 | 12.3 | 11.2 | 10.3 | 9.9 | 10.1 | 10.9 | 11.9 | 13.0 | 13.9 | 14.4 |
| Daylight minimum duration (h) | 13.0 | 12.0 | 11.0 | 10.0 | 9.0 | 9.0 | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 |
| Sunshine mean duration (h) | 11.4 | 10.9 | 10.1 | 8.5 | 7.1 | 6.5 | 7.0 | 8.0 | 7.1 | 10.2 | 11.1 | 10.7 |
| Precipitation (mm) | 36 | 28 | 94 | 93 | 117 | 13 | 57 | 53 | 44 | 61 | 137 | 136 |
| Sunny days | 21 | 17 | 17 | 16 | 17 | 19 | 19 | 19 | 18 | 19 | 18 | 14 |
| Rainy days | 10 | 11 | 14 | 14 | 14 | 11 | 12 | 12 | 12 | 12 | 12 | 17 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Merlo during the most sunny months:
The largest precipitation sum in Merlo is at