Retalhuleu Weather in September
What's the weather like in Retalhuleu (Retalhuleu) in September 2024?
The climate in Retalhuleu during September can be summarized as hot, humid and very wet.
September is in the fall / autumn in Retalhuleu and is typically the 6th coldest month of the year. Daytime maximum temperatures average around a steamy 31°C (87°F), whilst at night 21°C (69°F) is normal.
| Daytime temperature | 30.8°C 87.4°F |
|---|---|
| Nightly temperature | 20.5°C 68.8°F |
| Average temperature | 25.6°C 78.1°F |
| Daily sunshine | 6.7 hrs |
| Avg rainfall | 641 mm 25.2 ins |
| Rainy days | 22 days |
| Sea temperature | 29.5°C 85.1°F |
| Humidity | 82% |
| Windspeed | 7.9kph 5 mph |
On average September is the wettest month of the year in Retalhuleu with around 641mm 25.2 inches of rain making it a very wet time to visit. This rainfall is typically spread over 22 days, although this may vary considerably.
On the flip side this corresponds to an average of 6.7 hours of sunshine per day.
September temperatures in Retalhuleu
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 Retalhuleu in September 2024.
Other monthly averages
Best places to visit in September
Retalhuleu weather stats
| Hottest month: | April | 32.4°C 90.3°F |
|---|---|---|
| Driest month: | January | 20mm 0.8ins |
| Sunniest month: | March | 9.2hrs |
| Coldest month: | January | 30.9°C 87.6°F |
| Wettest month: | September | 641mm 25.2ins |
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