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
Steynton, United Kingdom, sees the arrival of September with an average high-temperature of a still refreshing 16.2°C (61.2°F), indicating a subtle variation from August. Steynton's average temperature throughout the nights in September exhibits a minor decrease from daytime highs, stabilizing at a moderate 13.9°C (57°F).Humidity
The average relative humidity in September in Steynton is 82%.Rainfall
In Steynton, in September, during 16.5 rainfall days, 56mm (2.2") of precipitation is typically accumulated. In Steynton, during the entire year, the rain falls for 215.9 days and collects up to 789mm (31.06") of precipitation.Snowfall
April through November are months without snowfall in Steynton.Daylight
In September, the average length of the day is 12h and 38min.On the first day of September in Steynton, sunrise is at 6:33 am and sunset at 8:06 pm. On the last day of the month, sunrise is at 7:20 am and sunset at 6:59 pm BST.
Sunshine
In September, the average sunshine in Steynton is 7.2h.UV index
May through September, with an average maximum UV index of 4, are months with the highest UV index in Steynton. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for average individuals.Note: An average maximum UV index of 4 in September leads to these recommendations:
Adopt protective measures - It is advised to guard against sun damage. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. Opt for tightly woven and loose clothing to enhance protection from the Sun.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average September temperature in Steynton?
What is the average humidity in September in Steynton?
How much does it rain in Steynton in September?
When it does not snow in Steynton?
How many hours of daylight does Steynton have in September?
When are sunrise and sunset in September in Steynton?
How long on average sun shines in September in Steynton?
When is the highest UV index in Steynton?
How high is the UV index in September in Steynton?
Average temperature in September
Steynton, United Kingdom
- Average high temperature in September: 16.2°C
The warmest month (with the highest average high temperature) is August (17.2°C).
The month with the lowest average high temperature is February (8.4°C).
- Average low temperature in September: 13.9°C
The month with the highest average low temperature is August (15.2°C).
The coldest month (with the lowest average low temperature) is February (6.3°C).
Average pressure in September
Steynton, 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 (1009.6mbar).
Average wind speed in September
Steynton, United Kingdom
- Average wind speed in September: 24.1km/h
The windiest month (with the highest average wind speed) is December (31.7km/h).
The calmest month (with the lowest average wind speed) is June (19.5km/h).
Average humidity in September
Steynton, United Kingdom
- Average humidity in September: 82%
The month with the highest relative humidity is July (84%).
The months with the lowest relative humidity are February, March, November and December (80%).
Average rainfall in September
Steynton, United Kingdom
- Average rainfall in September: 56mm
The wettest month (with the highest rainfall) is November (105mm).
The driest month (with the least rainfall) is May (33mm).
Average rainfall days in September
Steynton, United Kingdom
- Average rainfall days in September: 16.5 days
The month with the highest number of rainy days is November (22.7 days).
The month with the least rainy days is May (14.5 days).
Average snowfall in September
Steynton, United Kingdom
- Average snowfall in September: 0mm
The month with the highest snowfall is January (11mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).
Average snowfall days in September
Steynton, United Kingdom
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (0.8 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Steynton, United Kingdom
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 16h and 36min).
The month with the shortest days is December (Average daylight: 7h and 54min).
- Average sunshine in September: 7h and 1min
The month with the most sunshine is May (Average sunshine: 8h and 36min).
The months with the least sunshine are January, November and December (Average sunshine: 3h and 48min).
Average sunshine days in September
Steynton, United Kingdom
- Average sunshine days in September: 9.8 days
The month with the most sunshine days is May (14 days).
The months with the least sunshine days are November and December (4.7 days).
Average UV index in September
Steynton, United Kingdom
- Average UV index in September: 4
The months with the highest UV index are May, June, July, August and September (UV index 4).
The months with the lowest UV index are January and March (UV index 2).
Average cloud cover in September
Steynton, United Kingdom
- Average cloud cover in September: 49
The months with the most cloud cover are November and December (Cloud cover 63).
The month with the least cloud cover is May (Cloud cover 44).
Average visibility in September
Steynton, United Kingdom
- Average visibility in September: 10km
The months with the highest visibility are February, March, April, May, June, July, August, September and October (10km).
The months with the lowest visibility are January, November and December (9km).
