The climate in San Fernando de Monte Cristi during September can be summarized as very hot, humid and reasonably dry.
September is in the fall / autumn in San Fernando de Monte Cristi and is typically the 3rd warmest month of the year. Daytime maximum temperatures average around a steamy 34°C (92°F), whilst at night 23°C (72°F) is normal.
Daytime temperature | 33.6°C 92.4°F |
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Nightly temperature | 22.5°C 72.4°F |
Average temperature | 28°C 82.4°F |
Daily sunshine | 7.5 hrs |
Avg rainfall | 56 mm 2.2 ins |
Rainy days | 15 days |
Sea temperature | 29.1°C 84.4°F |
Humidity | 76% |
Windspeed | 9.4kph 6 mph |
On average September is the 5th driest month of the year in San Fernando de Monte Cristi with around 56mm 2.2 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 15 days, although this may vary considerably.
On the flip side this corresponds to an average of 7.5 hours of sunshine per day.
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 Fernando de Monte Cristi in September 2025.
Best places to visit in September
Hottest month: | August | 33.5°C 92.3°F |
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Driest month: | July | 35mm 1.4ins |
Sunniest month: | August | 8.6hrs |
Coldest month: | January | 28.8°C 83.8°F |
Wettest month: | November | 119mm 4.7ins |