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
The transition into September marks the average high-temperature at a still refreshing 17.7°C (63.9°F), differing minimally from August's 19.3°C (66.7°F). September nights in Fratton document an average temperature reading of 13°C (55.4°F).Humidity
The least humid month is September, with an average relative humidity of 79%.Rainfall
In Fratton, in September, it is raining for 11.9 days, with typically 30mm (1.18") of accumulated precipitation. Throughout the year, there are 173.5 rainfall days, and 486mm (19.13") of precipitation is accumulated.Snowfall
April through October are months without snowfall.Daylight
In Fratton, United Kingdom, the average length of the day in September is 12h and 37min.On the first day of the month, sunrise is at 6:18 am and sunset at 7:49 pm. On the last day of September, sunrise is at 7:03 am and sunset at 6:44 pm BST.
Sunshine
The average sunshine in September is 8.2h.UV index
In September, the average daily maximum UV index in Fratton is 4. A UV Index reading of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for average individuals.Note: The average daily UV index of 4 in September transforms into the following instructions:
Act with care - The need to guard against sun damage is communicated. Avoid the Sun's strongest UV rays by seeking shade and limiting exposure during midday. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Fratton in September?
What is the least humid month in Fratton?
What is the average humidity in September in Fratton?
How many days does it rain in September in Fratton?
When it does not snow in Fratton?
What is the average length of the day in September in Fratton?
When is the sunrise / sunset in September in Fratton?
How long on average sun shines in September in Fratton?
How high is the UV index in September in Fratton?
Average temperature in September
Fratton, United Kingdom
- Average high temperature in September: 17.7°C
The warmest month (with the highest average high temperature) is August (19.3°C).
The month with the lowest average high temperature is February (7.8°C).
- Average low temperature in September: 13°C
The month with the highest average low temperature is August (14.5°C).
The coldest month (with the lowest average low temperature) is February (4.6°C).
Average pressure in September
Fratton, United Kingdom
- Average pressure in September: 1017.2mbar
The month with the highest atmospheric pressure is September (1017.2mbar).
The month with the lowest atmospheric pressure is November (1010.8mbar).
Average wind speed in September
Fratton, United Kingdom
- Average wind speed in September: 19km/h
The windiest month (with the highest average wind speed) is December (25.2km/h).
The calmest month (with the lowest average wind speed) is July (17km/h).
Average humidity in September
Fratton, United Kingdom
- Average humidity in September: 79%
The months with the highest relative humidity are January and December (84%).
The month with the lowest relative humidity is September (79%).
Average rainfall in September
Fratton, United Kingdom
- Average rainfall in September: 30mm
The wettest month (with the highest rainfall) is November (63mm).
The driest month (with the least rainfall) is April (24mm).
Average rainfall days in September
Fratton, United Kingdom
- Average rainfall days in September: 11.9 days
The month with the highest number of rainy days is November (17.8 days).
The month with the least rainy days is September (11.9 days).
Average snowfall in September
Fratton, United Kingdom
- Average snowfall in September: 0mm
The month with the highest snowfall is December (7mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in September
Fratton, United Kingdom
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (1.5 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
Fratton, United Kingdom
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 16h and 24min).
The month with the shortest days is December (Average daylight: 8h and 0min).
- Average sunshine in September: 8h and 1min
The month with the most sunshine is July (Average sunshine: 9h and 18min).
The month with the least sunshine is February (Average sunshine: 4h and 0min).
Average sunshine days in September
Fratton, United Kingdom
- Average sunshine days in September: 15.9 days
The month with the most sunshine days is September (15.9 days).
The month with the least sunshine days is November (10 days).
Average UV index in September
Fratton, 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 and November (UV index 2).
Average cloud cover in September
Fratton, United Kingdom
- Average cloud cover in September: 41
The month with the most cloud cover is November (Cloud cover 59).
The month with the least cloud cover is July (Cloud cover 40).
Average visibility in September
Fratton, United Kingdom
- Average visibility in September: 10km
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (10km).
The month with the lowest visibility is January (9km).
