Lamas Weather in May
What's the weather like in Lamas (San MartÃn) in May 2026?
The climate in Lamas during May can be summarized as hot, humid and damp.
May is in the fall / autumn in Lamas and is typically the 4th coldest month of the year. Daytime maximum temperatures average around a muggy 31°C (87°F), whilst at night 19°C (66°F) is normal.
| Daytime temperature | 30.6°C 87.1°F |
|---|---|
| Nightly temperature | 18.8°C 65.8°F |
| Average temperature | 24.7°C 76.5°F |
| Daily sunshine | 5.2 hrs |
| Avg rainfall | 113 mm 4.5 ins |
| Rainy days | 13 days |
| Sea temperature | 22°C 71.7°F |
| Humidity | 80% |
| Windspeed | 9kph 6 mph |
On average May is the 5th driest month of the year in Lamas with around 113mm 4.5 inches of rain making it a damp time to visit. This rainfall is typically spread over 13 days, although this may vary considerably.
On the flip side this corresponds to an average of 5.2 hours of sunshine per day.
May temperatures in Lamas
May rainfall
May hourly sunshine
The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Lamas in May 2025.
Other monthly averages
Lamas weather stats
| Hottest month: | November | 31.4°C 88.5°F |
|---|---|---|
| Driest month: | July | 79mm 3.1ins |
| Sunniest month: | August | 6.6hrs |
| Coldest month: | July | 30°C 86°F |
| Wettest month: | March | 180mm 7.1ins |
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