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
September registers an average high-temperature of a still comfortable 16.4°C (61.5°F), slightly varied from August's 17.4°C (63.3°F). Pontyberem's nights throughout September are marked by an average low temperature of 11.9°C (53.4°F), a minor drop from the day's high.Humidity
In September, the average relative humidity is 84%.Rainfall
In Pontyberem, in September, during 16 rainfall days, 64mm (2.52") of precipitation is typically accumulated. In Pontyberem, during the entire year, the rain falls for 220.4 days and collects up to 898mm (35.35") of precipitation.Snowfall
April through November are months without snowfall in Pontyberem, United Kingdom.Daylight
In September, the average length of the day is 12h and 38min.On the first day of September in Pontyberem, sunrise is at 6:29 am and sunset at 8:03 pm. On the last day of the month, sunrise is at 7:16 am and sunset at 6:56 pm BST.
Sunshine
In Pontyberem, the average sunshine in September is 7h.UV index
The months with the highest UV index are May through September, with an average maximum UV index of 4. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for the ordinary person.Note: A daily high UV index of 4 in September leads to these guidelines:
Preventative actions are necessary - The mandate to avoid skin and eye damage is in place. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Pontyberem in September?
What is the average humidity in September in Pontyberem?
How much does it rain in Pontyberem in September?
When it does not snow in Pontyberem?
How many hours of daylight does Pontyberem have in September?
When is the sunrise / sunset in September in Pontyberem?
How many hours of sunshine does Pontyberem have in September?
What are the months with the highest UV index in Pontyberem?
How high is the UV index in September in Pontyberem?
Average temperature in September
Pontyberem, United Kingdom
- Average high temperature in September: 16.4°C
The warmest month (with the highest average high temperature) is July (17.8°C).
The month with the lowest average high temperature is February (7.7°C).
- Average low temperature in September: 11.9°C
The month with the highest average low temperature is August (13.5°C).
The coldest month (with the lowest average low temperature) is February (4.4°C).
Average pressure in September
Pontyberem, 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 (1009.7mbar).
Average wind speed in September
Pontyberem, United Kingdom
- Average wind speed in September: 18.1km/h
The windiest month (with the highest average wind speed) is December (23.8km/h).
The calmest month (with the lowest average wind speed) is June (15.3km/h).
Average humidity in September
Pontyberem, United Kingdom
- Average humidity in September: 84%
The months with the highest relative humidity are January, August, October and December (85%).
The month with the lowest relative humidity is April (81%).
Average rainfall in September
Pontyberem, United Kingdom
- Average rainfall in September: 64mm
The wettest month (with the highest rainfall) is December (104mm).
The driest month (with the least rainfall) is April (45mm).
Average rainfall days in September
Pontyberem, United Kingdom
- Average rainfall days in September: 16 days
The month with the highest number of rainy days is August (22.4 days).
The month with the least rainy days is April (15.6 days).
Average snowfall in September
Pontyberem, United Kingdom
- Average snowfall in September: 0mm
The month with the highest snowfall is February (8mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).
Average snowfall days in September
Pontyberem, United Kingdom
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (1.6 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
Pontyberem, 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 0min
The months with the most sunshine are April and May (Average sunshine: 8h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).
Average sunshine days in September
Pontyberem, United Kingdom
- Average sunshine days in September: 10.6 days
The month with the most sunshine days is March (12.7 days).
The month with the least sunshine days is August (4.8 days).
Average UV index in September
Pontyberem, 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, February, November and December (UV index 2).
Average cloud cover in September
Pontyberem, United Kingdom
- Average cloud cover in September: 51
The month with the most cloud cover is December (Cloud cover 64).
The months with the least cloud cover are April and May (Cloud cover 46).
Average visibility in September
Pontyberem, United Kingdom
- Average visibility in September: 9km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
