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
With the advent of September, Penbryn's high-temperatures adjust to a mild 15.9°C (60.6°F), closely aligning with the preceding month. Throughout September, Penbryn records a steady low-temperature average of 11.9°C (53.4°F), a minor decrease from its daytime counterpart.Humidity
In Penbryn, the average relative humidity in September is 84%.Rainfall
In Penbryn, United Kingdom, in September, during 14.8 rainfall days, 32mm (1.26") of precipitation is typically accumulated. In Penbryn, during the entire year, the rain falls for 198.1 days and collects up to 426mm (16.77") of precipitation.Snowfall
April through October are months without snowfall in Penbryn, United Kingdom.Daylight
In September, the average length of the day is 12h and 39min.On the first day of September in Penbryn, United Kingdom, sunrise is at 6:30 am and sunset at 8:05 pm. On the last day of the month, sunrise is at 7:18 am and sunset at 6:57 pm BST.
Sunshine
In September, the average sunshine in Penbryn is 6.7h.UV index
May through September, with an average maximum UV index of 4, are months with the highest UV index in Penbryn. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for the average person.Note: In September, the average maximum UV index of 4 translates into the following recommendations:
Prioritize safety - Suggestions to prevent sun damage are offered. The solar radiation around mid-day is intense; avoid the Sun and stay safe. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat.
Frequently asked questions
What is the average September temperature in Penbryn?
What is the average humidity in September in Penbryn?
How many days does it rain in September in Penbryn?
When it does not snow in Penbryn?
How many hours of daylight does Penbryn have in September?
When is the sunrise / sunset in September in Penbryn?
How long on average sun shines in September in Penbryn?
What is the month with the highest UV index in Penbryn?
What is the UV index intensity in September in Penbryn?
Average temperature in September
Penbryn, United Kingdom
- Average high temperature in September: 15.9°C
The warmest month (with the highest average high temperature) is July (17.6°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 (13.3°C).
The coldest month (with the lowest average low temperature) is February (4.3°C).
Average pressure in September
Penbryn, United Kingdom
- Average pressure in September: 1016.4mbar
The month with the highest atmospheric pressure is May (1016.5mbar).
The month with the lowest atmospheric pressure is November (1009.4mbar).
Average wind speed in September
Penbryn, United Kingdom
- Average wind speed in September: 18.3km/h
The windiest month (with the highest average wind speed) is December (24.6km/h).
The calmest month (with the lowest average wind speed) is June (15.2km/h).
Average humidity in September
Penbryn, United Kingdom
- Average humidity in September: 84%
The months with the highest relative humidity are January, July, August and December (85%).
The months with the lowest relative humidity are April and May (82%).
Average rainfall in September
Penbryn, United Kingdom
- Average rainfall in September: 32mm
The wettest month (with the highest rainfall) is November (53mm).
The driest month (with the least rainfall) is May (20mm).
Average rainfall days in September
Penbryn, United Kingdom
- Average rainfall days in September: 14.8 days
The month with the highest number of rainy days is November (20.1 days).
The month with the least rainy days is April (13.5 days).
Average snowfall in September
Penbryn, United Kingdom
- Average snowfall in September: 0mm
The month with the highest snowfall is December (6mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in September
Penbryn, United Kingdom
- Average snowfall days in September: 0 days
The months with the highest number of snowfall days are February and December (1.3 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
Penbryn, United Kingdom
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 16h and 42min).
The month with the shortest days is December (Average daylight: 7h and 48min).
- Average sunshine in September: 6h and 4min
The month with the most sunshine is May (Average sunshine: 8h and 0min).
The months with the least sunshine are January and December (Average sunshine: 3h and 42min).
Average sunshine days in September
Penbryn, United Kingdom
- Average sunshine days in September: 11.6 days
The month with the most sunshine days is April (14.3 days).
The month with the least sunshine days is November (6.8 days).
Average UV index in September
Penbryn, 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, March and December (UV index 2).
Average cloud cover in September
Penbryn, United Kingdom
- Average cloud cover in September: 53
The month with the most cloud cover is December (Cloud cover 65).
The month with the least cloud cover is May (Cloud cover 48).
Average visibility in September
Penbryn, United Kingdom
- Average visibility in September: 10km
The months with the highest visibility are February, March, September, October and November (10km).
The months with the lowest visibility are January, April, May, June, July, August and December (9km).
Penbryn, United Kingdom
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