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 onset records an average high-temperature of a still comfortable 16.6°C (61.9°F), a near match to August's 18.8°C (65.8°F). Cefn-y-bedd anticipates an average minimum temperature of 9°C (48.2°F) in the month of September.Humidity
In September, the average relative humidity is 85%.Rainfall
In Cefn-y-bedd, United Kingdom, during September, the rain falls for 15.3 days and regularly aggregates up to 33mm (1.3") of precipitation. Throughout the year, in Cefn-y-bedd, there are 200.4 rainfall days, and 501mm (19.72") of precipitation is accumulated.Snowfall
In Cefn-y-bedd, snow does not fall in May through October.Daylight
In September, the average length of the day is 12h and 40min.On the first day of September, sunrise is at 6:23 am and sunset at 8:00 pm. On the last day of the month, sunrise is at 7:12 am and sunset at 6:51 pm BST.
Sunshine
In Cefn-y-bedd, the average sunshine in September is 6.5h.UV index
The average daily maximum UV index in September in Cefn-y-bedd is 3. A UV Index estimate of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for the ordinary person.Note: The daily high UV index of 3 in September translates into this advice:
Act with care - Obligation to protect against skin and eye damage is highlighted. Around midday, solar radiation is most harmful; hence, exposure should be limited. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Cefn-y-bedd in September?
What is the average humidity in September in Cefn-y-bedd?
How many days does it rain in September in Cefn-y-bedd?
When it does not snow in Cefn-y-bedd?
How many hours of daylight does Cefn-y-bedd have in September?
What time are sunrise and sunset in September in Cefn-y-bedd?
How many hours of sunshine does Cefn-y-bedd have in September?
What is the UV index reading in September in Cefn-y-bedd?
Average temperature in September
Cefn-y-bedd, United Kingdom
- Average high temperature in September: 16.6°C
The warmest month (with the highest average high temperature) is July (19.3°C).
The month with the lowest average high temperature is January (6.3°C).
- Average low temperature in September: 9°C
The month with the highest average low temperature is August (11.2°C).
The coldest months (with the lowest average low temperature) are January and February (1.5°C).
Average pressure in September
Cefn-y-bedd, United Kingdom
- Average pressure in September: 1015.8mbar
The month with the highest atmospheric pressure is May (1016.3mbar).
The month with the lowest atmospheric pressure is November (1009.2mbar).
Average wind speed in September
Cefn-y-bedd, United Kingdom
- Average wind speed in September: 12.3km/h
The windiest month (with the highest average wind speed) is February (16.3km/h).
The calmest month (with the lowest average wind speed) is June (11.3km/h).
Average humidity in September
Cefn-y-bedd, United Kingdom
- Average humidity in September: 85%
The months with the highest relative humidity are January, November and December (89%).
The months with the lowest relative humidity are April and May (82%).
Average rainfall in September
Cefn-y-bedd, United Kingdom
- Average rainfall in September: 33mm
The wettest month (with the highest rainfall) is June (71mm).
The driest month (with the least rainfall) is April (32mm).
Average rainfall days in September
Cefn-y-bedd, United Kingdom
- Average rainfall days in September: 15.3 days
The month with the highest number of rainy days is July (20.8 days).
The month with the least rainy days is February (12.9 days).
Average snowfall in September
Cefn-y-bedd, United Kingdom
- Average snowfall in September: 0mm
The month with the highest snowfall is January (28mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in September
Cefn-y-bedd, United Kingdom
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (3.4 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
Cefn-y-bedd, United Kingdom
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 16h and 54min).
The month with the shortest days is December (Average daylight: 7h and 42min).
- Average sunshine in September: 6h and 3min
The month with the most sunshine is July (Average sunshine: 7h and 6min).
The months with the least sunshine are February and November (Average sunshine: 3h and 48min).
Average sunshine days in September
Cefn-y-bedd, United Kingdom
- Average sunshine days in September: 10.9 days
The month with the most sunshine days is March (12.2 days).
The month with the least sunshine days is July (6.9 days).
Average UV index in September
Cefn-y-bedd, 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
Cefn-y-bedd, United Kingdom
- Average cloud cover in September: 57
The month with the most cloud cover is November (Cloud cover 63).
The month with the least cloud cover is April (Cloud cover 54).
Average visibility in September
Cefn-y-bedd, United Kingdom
- Average visibility in September: 8km
The month with the highest visibility is February (9km).
The months with the lowest visibility are January, March, April, May, June, July, August, September, October, November and December (8km).
Cefn-y-bedd, United Kingdom
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