Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average snowfall in September
- Average snowfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
Weather in September
Temperature
September's arrival brings an average high-temperature of a comfortable 18.5°C (65.3°F), demonstrating subtle variation from the preceding month. The average temperature during September nights is registered at a cool 11.5°C (52.7°F).Humidity
In Clare, the average relative humidity in September is 78%.Rainfall
In Clare, during September, the rain falls for 10.9 days and regularly aggregates up to 25mm (0.98") of precipitation. In Clare, during the entire year, the rain falls for 160.7 days and collects up to 399mm (15.71") of precipitation.Snowfall
In Clare, snow does not fall in April through October.Daylight
In September, the average length of the day in Clare is 12h and 39min.On the first day of the month, sunrise is at 6:10 am and sunset at 7:44 pm. On the last day of September, sunrise is at 6:57 am and sunset at 6:37 pm BST.
Sunshine
In Clare, the average sunshine in September is 7.2h.UV index
The average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.Note: In September, a daily maximum UV index of 4 leads to the following instructions:
Make use of precautions - It is urged to ward off sun damage. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration.
Frequently asked questions
What is the temperature in September in Clare?
What is the average humidity in September in Clare?
How much does it rain in Clare in September?
When it does not snow in Clare?
How many hours of daylight does Clare have in September?
When is the sunrise / sunset in September in Clare?
How long on average sun shines in September in Clare?
How high is the UV index in September in Clare?
Average temperature in September
Clare, United Kingdom
- Average high temperature in September: 18.5°C
The warmest month (with the highest average high temperature) is August (21.3°C).
The month with the lowest average high temperature is January (6.2°C).
- Average low temperature in September: 11.5°C
The month with the highest average low temperature is August (13.5°C).
The coldest month (with the lowest average low temperature) is January (1.8°C).
Average pressure in September
Clare, United Kingdom
- Average pressure in September: 1016.6mbar
The month with the highest atmospheric pressure is May (1016.7mbar).
The month with the lowest atmospheric pressure is November (1010.2mbar).
Average wind speed in September
Clare, United Kingdom
- Average wind speed in September: 13.5km/h
The windiest month (with the highest average wind speed) is December (18.7km/h).
The calmest month (with the lowest average wind speed) is July (12.8km/h).
Average humidity in September
Clare, United Kingdom
- Average humidity in September: 78%
The months with the highest relative humidity are January and December (89%).
The month with the lowest relative humidity is August (75%).
Average rainfall in September
Clare, United Kingdom
- Average rainfall in September: 25mm
The wettest month (with the highest rainfall) is June (47mm).
The driest month (with the least rainfall) is April (20mm).
Average rainfall days in September
Clare, United Kingdom
- Average rainfall days in September: 10.9 days
The month with the highest number of rainy days is July (18.2 days).
The month with the least rainy days is February (10.6 days).
Average snowfall in September
Clare, United Kingdom
- Average snowfall in September: 0mm
The month with the highest snowfall is February (31mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in September
Clare, United Kingdom
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (3.8 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Clare, United Kingdom
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 16h and 42min).
The month with the shortest days is December (Average daylight: 7h and 48min).
- Average sunshine in September: 7h and 1min
The month with the most sunshine is August (Average sunshine: 8h and 6min).
The month with the least sunshine is February (Average sunshine: 3h and 42min).
Average sunshine days in September
Clare, United Kingdom
- Average sunshine days in September: 17.2 days
The month with the most sunshine days is September (17.2 days).
The month with the least sunshine days is June (10.4 days).
Average UV index in September
Clare, United Kingdom
- Average UV index in September: 4
The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in September
Clare, United Kingdom
- Average cloud cover in September: 47
The month with the most cloud cover is February (Cloud cover 61).
The months with the least cloud cover are August and September (Cloud cover 47).
Average visibility in September
Clare, United Kingdom
- Average visibility in September: 9km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
Clare, United Kingdom
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