The climate in Uliastay during September can be summarized as cool and dry.
September is in the fall / autumn in Uliastay and is typically the 5th warmest month of the year. Daytime maximum temperatures average around a cool 13°C (56°F), whilst at night -1°C (30°F) is normal.
Daytime temperature | 13.4°C 56.1°F |
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Nightly temperature | -1°C 30.2°F |
Average temperature | 6.2°C 43.2°F |
Daily sunshine | 9.6 hrs |
Avg rainfall | 22 mm 0.9 ins |
Rainy days | 8 days |
Sea temperature | 14.9°C 58.8°F |
Humidity | 56% |
Windspeed | 6.5kph 4 mph |
On average September is the 4th wettest month of the year in Uliastay with around 22mm 0.9 inches of rain making it a dry time to visit. This rainfall is typically spread over 8 days, although this may vary considerably.
On the flip side this corresponds to an average of 9.6 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 Uliastay in September 2025.
Best places to visit in September
Hottest month: | July | 19.8°C 67.6°F |
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Driest month: | February | 2mm 0.1ins |
Sunniest month: | February | 8.1hrs |
Coldest month: | January | -16.6°C 2.1°F |
Wettest month: | July | 61mm 2.4ins |