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
September
Weather in September
Temperature
Stiffkey's average high-temperature marks a still enjoyable 16.7°C (62.1°F) with the advent of September, closely mirroring that of the preceding month. Stiffkey sees a gentle drop from the daily peak temperature in September, with an average low settling at a moderate 13.4°C (56.1°F).Humidity
The months with the lowest humidity are August and September, with an average relative humidity of 79%.Rainfall
In September, the rain falls for 9 days. Throughout September, 10mm (0.39") of precipitation is accumulated. Throughout the year, in Stiffkey, United Kingdom, there are 118.8 rainfall days, and 143mm (5.63") of precipitation is accumulated.Snowfall
In Stiffkey, snow does not fall in April through October.Daylight
In Stiffkey, the average length of the day in September is 12h and 40min.On the first day of the month, sunrise is at 6:07 am and sunset at 7:44 pm. On the last day of September, in Stiffkey, sunrise is at 6:56 am and sunset at 6:35 pm BST.
Sunshine
In September, the average sunshine is 7.7h.UV index
In Stiffkey, the average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for the average person.Note: The maximum daily UV index of 4 during September translates into the following directions:
Be careful. Light complexion individuals might get burns in fewer than 30 minutes. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Stiffkey in September?
What is the least humid month in Stiffkey?
What is the average humidity in September in Stiffkey?
How many days does it rain in September in Stiffkey?
When it does not snow in Stiffkey?
How many hours of daylight does Stiffkey have in September?
What time are sunrise and sunset in September in Stiffkey?
How long on average sun shines in September in Stiffkey?
How high is the UV index in September in Stiffkey?
Average temperature in September
Stiffkey, United Kingdom
- Average high temperature in September: 16.7°C
The warmest month (with the highest average high temperature) is August (18.8°C).
The months with the lowest average high temperature are January and February (6.7°C).
- Average low temperature in September: 13.4°C
The month with the highest average low temperature is August (15°C).
The coldest month (with the lowest average low temperature) is February (4°C).
Average pressure in September
Stiffkey, United Kingdom
- Average pressure in September: 1016mbar
The month with the highest atmospheric pressure is May (1016.5mbar).
The month with the lowest atmospheric pressure is November (1009.7mbar).
Average wind speed in September
Stiffkey, United Kingdom
- Average wind speed in September: 20.2km/h
The windiest month (with the highest average wind speed) is December (27.9km/h).
The calmest month (with the lowest average wind speed) is July (16.8km/h).
Average humidity in September
Stiffkey, United Kingdom
- Average humidity in September: 79%
The months with the highest relative humidity are June and December (84%).
The months with the lowest relative humidity are August and September (79%).
Average rainfall in September
Stiffkey, United Kingdom
- Average rainfall in September: 10mm
The wettest month (with the highest rainfall) is October (18mm).
The driest month (with the least rainfall) is April (6mm).
Average rainfall days in September
Stiffkey, United Kingdom
- Average rainfall days in September: 9 days
The month with the highest number of rainy days is October (11.9 days).
The month with the least rainy days is May (8.3 days).
Average snowfall in September
Stiffkey, United Kingdom
- Average snowfall in September: 0mm
The month with the highest snowfall is February (4mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in September
Stiffkey, United Kingdom
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (2.6 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
Stiffkey, United Kingdom
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 16h and 48min).
The month with the shortest days is December (Average daylight: 7h and 42min).
- Average sunshine in September: 7h and 4min
The month with the most sunshine is August (Average sunshine: 9h and 0min).
The months with the least sunshine are January and February (Average sunshine: 3h and 54min).
Average sunshine days in September
Stiffkey, United Kingdom
- Average sunshine days in September: 17.1 days
The month with the most sunshine days is April (19.6 days).
The month with the least sunshine days is November (14 days).
Average UV index in September
Stiffkey, United Kingdom
- Average UV index in September: 4
The month with the highest UV index is 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
Stiffkey, United Kingdom
- Average cloud cover in September: 45
The months with the most cloud cover are January and February (Cloud cover 61).
The month with the least cloud cover is August (Cloud cover 43).
Average visibility in September
Stiffkey, United Kingdom
- Average visibility in September: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
