San Juan Opico Weather in September
What's the weather like in San Juan Opico (La Libertad) in September 2024?
The climate in San Juan Opico during September can be summarized as hot, humid and very wet.
September is in the fall / autumn in San Juan Opico and is typically the 6th coldest month of the year. Daytime maximum temperatures average around a muggy 29°C (85°F), whilst at night 18°C (64°F) is normal.
| Daytime temperature | 29.2°C 84.6°F |
|---|---|
| Nightly temperature | 18°C 64.4°F |
| Average temperature | 23.6°C 74.5°F |
| Daily sunshine | 6.6 hrs |
| Avg rainfall | 312 mm 12.3 ins |
| Rainy days | 29 days |
| Sea temperature | 29.5°C 85°F |
| Humidity | 83% |
| Windspeed | 7.9kph 5 mph |
On average September is the 2nd wettest month of the year in San Juan Opico with around 312mm 12.3 inches of rain making it a very wet time to visit. This rainfall is typically spread over 29 days, although this may vary considerably.
On the flip side this corresponds to an average of 6.6 hours of sunshine per day.
September temperatures in San Juan Opico
September rainfall
September 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 San Juan Opico in September 2024.
Other monthly averages
Best places to visit in September
San Juan Opico weather stats
| Hottest month: | April | 32.7°C 90.9°F |
|---|---|---|
| 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 |
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