Siuna Weather in September
What's the weather like in Siuna (Atlántico Norte) in September 2024?
The climate in Siuna during September can be summarized as hot, humid and very wet.
September is in the fall / autumn in Siuna and is typically the 5th coldest month of the year. Daytime maximum temperatures average around a muggy 29°C (84°F), whilst at night 21°C (69°F) is normal.
| Daytime temperature | 29°C 84.2°F |
|---|---|
| Nightly temperature | 20.8°C 69.4°F |
| Average temperature | 24.9°C 76.8°F |
| Daily sunshine | 6.4 hrs |
| Avg rainfall | 294 mm 11.6 ins |
| Rainy days | 22 days |
| Sea temperature | 29°C 84.3°F |
| Humidity | 86% |
| Windspeed | 14kph 9 mph |
On average September is the 3rd wettest month of the year in Siuna with around 294mm 11.6 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 6.4 hours of sunshine per day.
September temperatures in Siuna
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 Siuna in September 2024.
Other monthly averages
Best places to visit in September
Siuna weather stats
| Hottest month: | April | 31.5°C 88.7°F |
|---|---|---|
| Driest month: | March | 36mm 1.4ins |
| Sunniest month: | March | 8.2hrs |
| Coldest month: | December | 28°C 82.4°F |
| Wettest month: | June | 394mm 15.5ins |
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