The climate in San Juan Opico during May can be summarized as hot, humid and wet.
May is in the spring in San Juan Opico and is typically the 2nd warmest month of the year. Daytime maximum temperatures average around a muggy 32°C (89°F), whilst at night 18°C (65°F) is normal.
Daytime temperature | 31.5°C 88.7°F |
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Nightly temperature | 18.3°C 64.9°F |
Average temperature | 24.9°C 76.8°F |
Daily sunshine | 8.6 hrs |
Avg rainfall | 181 mm 7.1 ins |
Rainy days | 19 days |
Sea temperature | 29.8°C 85.6°F |
Humidity | 73% |
Windspeed | 9kph 6 mph |
On average May is the 6th wettest month of the year in San Juan Opico with around 181mm 7.1 inches of rain making it a wet time to visit. This rainfall is typically spread over 19 days, although this may vary considerably.
On the flip side this corresponds to an average of 8.6 hours of sunshine per day.
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 San Juan Opico in May 2024.
Hottest month: | April | 32.7°C 90.9°F |
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Driest month: | February | 5mm 0.2ins |
Sunniest month: | February | 9.8hrs |
Coldest month: | December | 29.5°C 85.1°F |
Wettest month: | July | 315mm 12.4ins |