The climate in Carstairs during September can be summarized as mild and reasonably dry.
September is in the fall / autumn in Carstairs and is typically the 4th warmest month of the year. Daytime maximum temperatures average around a cool 17°C (62°F), whilst at night 4°C (38°F) is normal.
Daytime temperature | 16.9°C 62.4°F |
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Nightly temperature | 3.5°C 38.3°F |
Average temperature | 10.2°C 50.4°F |
Daily sunshine | 6.8 hrs |
Avg rainfall | 52 mm 2.1 ins |
Rainy days | 9 days |
Sea temperature | 11.3°C 52.4°F |
Humidity | 66% |
Windspeed | 13.7kph 9 mph |
On average September is the 5th wettest month of the year in Carstairs with around 52mm 2.1 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 9 days, although this may vary considerably.
On the flip side this corresponds to an average of 6.8 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 Carstairs in September 2024.
Best places to visit in September
Hottest month: | July | 22.1°C 71.8°F |
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Driest month: | February | 13mm 0.5ins |
Sunniest month: | July | 10.3hrs |
Coldest month: | January | -5.3°C 22.5°F |
Wettest month: | June | 88mm 3.5ins |