Masaya Weather in September
What's the weather like in Masaya (Masaya) in September 2025?
The climate in Masaya during September can be summarized as hot, humid and very wet.
September is in the fall / autumn in Masaya and is typically the 6th warmest month of the year. Daytime maximum temperatures average around a steamy 29°C (85°F), whilst at night 21°C (70°F) is normal.
| Daytime temperature | 29.4°C 84.9°F |
|---|---|
| Nightly temperature | 21°C 69.8°F |
| Average temperature | 25.2°C 77.4°F |
| Daily sunshine | 6.7 hrs |
| Avg rainfall | 266 mm 10.5 ins |
| Rainy days | 24 days |
| Sea temperature | 28.9°C 84°F |
| Humidity | 81% |
| Windspeed | 6.5kph 4 mph |
On average September is the 2nd wettest month of the year in Masaya with around 266mm 10.5 inches of rain making it a very wet time to visit. This rainfall is typically spread over 24 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 Masaya
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 Masaya in September 2025.
Other monthly averages
Best places to visit in September
Masaya weather stats
| Hottest month: | May | 31.4°C 88.5°F |
|---|---|---|
| Driest month: | March | 4mm 0.2ins |
| Sunniest month: | February | 9.6hrs |
| Coldest month: | December | 28.7°C 83.7°F |
| Wettest month: | October | 319mm 12.6ins |
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