The climate in Georgetown during September can be summarized as cool and reasonably dry.
September is in the fall / autumn in Georgetown and is typically the 4th warmest month of the year. Daytime maximum temperatures average around a cool 16°C (61°F), whilst at night -2°C (28°F) is normal.
Daytime temperature | 15.9°C 60.5°F |
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Nightly temperature | -2.3°C 28°F |
Average temperature | 6.8°C 44.2°F |
Daily sunshine | 9 hrs |
Avg rainfall | 40 mm 1.6 ins |
Rainy days | 10 days |
Sea temperature | 18.2°C 64.7°F |
Humidity | 52% |
Windspeed | 16.9kph 11 mph |
On average September is the 6th driest month of the year in Georgetown with around 40mm 1.6 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 10 days, although this may vary considerably.
On the flip side this corresponds to an average of 9 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 Georgetown in September 2024.
Best places to visit in September
Hottest month: | July | 20.8°C 69.4°F |
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Driest month: | October | 26mm 1ins |
Sunniest month: | January | 7.6hrs |
Coldest month: | January | -2.6°C 27.3°F |
Wettest month: | July | 56mm 2.2ins |