Nicoya Weather in September
What's the weather like in Nicoya (Guanacaste) in September 2024?
The climate in Nicoya during September can be summarized as hot, humid and very wet.
September is in the fall / autumn in Nicoya and is typically the 4th coldest month of the year. Daytime maximum temperatures average around a steamy 30°C (86°F), whilst at night 23°C (73°F) is normal.
| Daytime temperature | 29.9°C 85.8°F |
|---|---|
| Nightly temperature | 22.7°C 72.9°F |
| Average temperature | 26.3°C 79.3°F |
| Daily sunshine | 5.4 hrs |
| Avg rainfall | 395 mm 15.5 ins |
| Rainy days | 23 days |
| Sea temperature | 28.7°C 83.6°F |
| Humidity | 88% |
| Windspeed | 6.5kph 4 mph |
On average September is the wettest month of the year in Nicoya with around 395mm 15.5 inches of rain making it a very wet time to visit. This rainfall is typically spread over 23 days, although this may vary considerably.
On the flip side this corresponds to an average of 5.4 hours of sunshine per day.
September temperatures in Nicoya
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 Nicoya in September 2024.
Other monthly averages
Best places to visit in September
Nicoya weather stats
| Hottest month: | April | 32.2°C 90°F |
|---|---|---|
| Driest month: | January | 0mm 0ins |
| Sunniest month: | February | 8.5hrs |
| Coldest month: | October | 29.7°C 85.5°F |
| Wettest month: | September | 395mm 15.6ins |
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