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 sea temperature 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
September
Weather in September
Temperature
The average high-temperature during September is a moderate 14.8°C (58.6°F), almost matching the conditions of the preceding month. Flimby's nighttime temperature during September is consistently averaged at a frosty 9.3°C (48.7°F).Humidity
In Flimby, the average relative humidity in September is 87%.Rainfall
In Flimby, in September, during 17.4 rainfall days, 51mm (2.01") of precipitation is typically accumulated. Throughout the year, there are 218.8 rainfall days, and 652mm (25.67") of precipitation is accumulated.Snowfall
May through October are months without snowfall in Flimby.Sea temperature
In Flimby, in September, the average water temperature is 15.4°C (59.7°F).Note: When the surface water temperature is 15.4°C (59.7°F), most do not enjoy swimming. Breathing control becomes more complex as temperatures drop below 21°C (69.8°F).
Daylight
In Flimby, United Kingdom, the average length of the day in September is 12h and 43min.On the first day of September in Flimby, United Kingdom, sunrise is at 6:22 am and sunset at 8:05 pm. On the last day of the month, sunrise is at 7:15 am and sunset at 6:52 pm BST.
Sunshine
The average sunshine in September in Flimby is 6.2h.UV index
In September, the average daily maximum UV index in Flimby is 3. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for ordinary individuals.Note: The maximum daily UV index of 3 in September interprets into the following recommendations:
Preventative actions are necessary - Suggestions to safeguard against sun damage are in order. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average September temperature in Flimby?
What is the average humidity in September in Flimby?
How many days does it rain in September in Flimby?
When it does not snow in Flimby?
What is the sea water temperature in September in Flimby?
How many hours of daylight does Flimby have in September?
What time are sunrise and sunset in September in Flimby?
How long on average sun shines in September in Flimby?
What is the UV index intensity in September in Flimby?
Average temperature in September
Flimby, United Kingdom
- Average high temperature in September: 14.8°C
The warmest month (with the highest average high temperature) is July (16.8°C).
The month with the lowest average high temperature is January (5.4°C).
- Average low temperature in September: 9.3°C
The month with the highest average low temperature is August (11°C).
The coldest month (with the lowest average low temperature) is February (1.8°C).
Average pressure in September
Flimby, United Kingdom
- Average pressure in September: 1014.4mbar
The month with the highest atmospheric pressure is May (1015.9mbar).
The month with the lowest atmospheric pressure is November (1007.8mbar).
Average wind speed in September
Flimby, United Kingdom
- Average wind speed in September: 15.3km/h
The windiest month (with the highest average wind speed) is December (20.7km/h).
The calmest month (with the lowest average wind speed) is June (13.1km/h).
Average humidity in September
Flimby, United Kingdom
- Average humidity in September: 87%
The months with the highest relative humidity are January, November and December (88%).
The month with the lowest relative humidity is April (82%).
Average rainfall in September
Flimby, United Kingdom
- Average rainfall in September: 51mm
The wettest month (with the highest rainfall) is August (70mm).
The driest month (with the least rainfall) is April (26mm).
Average rainfall days in September
Flimby, United Kingdom
- Average rainfall days in September: 17.4 days
The month with the highest number of rainy days is August (22.2 days).
The month with the least rainy days is April (14.5 days).
Average snowfall in September
Flimby, United Kingdom
- Average snowfall in September: 0mm
The month with the highest snowfall is January (42mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in September
Flimby, United Kingdom
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (3.3 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average sea temperature in September
Flimby, United Kingdom
- Average sea temperature in September: 15.4°C
The best month for swimming (with the highest average sea temperature) is August (15.8°C).
The coldest month (with the lowest average sea temperature) is February (7°C).
Average daylight in September /
Average sunshine in September
Flimby, United Kingdom
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 17h and 12min).
The month with the shortest days is December (Average daylight: 7h and 24min).
- Average sunshine in September: 6h and 1min
The month with the most sunshine is May (Average sunshine: 7h and 30min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).
Average sunshine days in September
Flimby, United Kingdom
- Average sunshine days in September: 9.5 days
The month with the most sunshine days is April (12.1 days).
The month with the least sunshine days is August (6 days).
Average UV index in September
Flimby, United Kingdom
- Average UV index in September: 3
The months with the highest UV index are May, June, July and August (UV index 4).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in September
Flimby, United Kingdom
- Average cloud cover in September: 58
The month with the most cloud cover is January (Cloud cover 64).
The month with the least cloud cover is April (Cloud cover 50).
Average visibility in September
Flimby, United Kingdom
- Average visibility in September: 9km
The months with the highest visibility are January, February, March, April, May, June, August, September, October, November and December (9km).
The month with the lowest visibility is July (8km).
