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
Transitioning from August to September, Lower Penn observes an average high-temperature of a still comfortable 17.3°C (63.1°F), differing subtly from the previous month. Throughout September nights, Lower Penn experiences a consistent temperature average of 9.5°C (49.1°F).Humidity
In September, the average relative humidity in Lower Penn is 83%.Rainfall
In Lower Penn, in September, during 13.8 rainfall days, 23mm (0.91") of precipitation is typically accumulated. In Lower Penn, during the entire year, the rain falls for 177.3 days and collects up to 357mm (14.06") of precipitation.Snowfall
In Lower Penn, snow does not fall in April through October.Daylight
In September, the average length of the day is 12h and 40min.On the first day of the month, sunrise is at 6:20 am and sunset at 7:56 pm. On the last day of September, in Lower Penn, sunrise is at 7:09 am and sunset at 6:47 pm BST.
Sunshine
In September, the average sunshine is 6.3h.UV index
The average daily maximum UV index in September in Lower Penn, United Kingdom, is 3. A UV Index of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for ordinary individuals.Note: The maximum UV index of 3 during September leads to these instructions:
Be careful. Light complexion individuals might get burns in fewer than 30 minutes. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
Frequently asked questions
What is the usual temperature for Lower Penn in September?
What is the average humidity in September in Lower Penn?
How many days does it rain in September in Lower Penn?
When it does not snow in Lower Penn?
How many hours of daylight does Lower Penn have in September?
When are sunrise and sunset in September in Lower Penn?
How many hours of sunshine does Lower Penn have in September?
How high is the UV index in September in Lower Penn?
Average temperature in September
Lower Penn, United Kingdom
- Average high temperature in September: 17.3°C
The warmest month (with the highest average high temperature) is July (19.9°C).
The month with the lowest average high temperature is January (6.1°C).
- Average low temperature in September: 9.5°C
The month with the highest average low temperature is August (11.8°C).
The coldest months (with the lowest average low temperature) are January and February (1.4°C).
Average pressure in September
Lower Penn, United Kingdom
- Average pressure in September: 1016.2mbar
The month with the highest atmospheric pressure is May (1016.4mbar).
The month with the lowest atmospheric pressure is November (1009.6mbar).
Average wind speed in September
Lower Penn, United Kingdom
- Average wind speed in September: 13.1km/h
The windiest month (with the highest average wind speed) is February (18.1km/h).
The calmest months (with the lowest average wind speed) are June and July (12.6km/h).
Average humidity in September
Lower Penn, United Kingdom
- Average humidity in September: 83%
The months with the highest relative humidity are January and December (90%).
The months with the lowest relative humidity are May, July and August (81%).
Average rainfall in September
Lower Penn, United Kingdom
- Average rainfall in September: 23mm
The wettest month (with the highest rainfall) is June (42mm).
The driest month (with the least rainfall) is April (21mm).
Average rainfall days in September
Lower Penn, United Kingdom
- Average rainfall days in September: 13.8 days
The month with the highest number of rainy days is July (18.9 days).
The month with the least rainy days is February (11.3 days).
Average snowfall in September
Lower Penn, United Kingdom
- Average snowfall in September: 0mm
The month with the highest snowfall is January (33mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in September
Lower Penn, United Kingdom
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (3.8 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Lower Penn, United Kingdom
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 16h and 48min).
The month with the shortest days is December (Average daylight: 7h and 42min).
- Average sunshine in September: 6h and 2min
The month with the most sunshine is July (Average sunshine: 7h and 0min).
The months with the least sunshine are February and November (Average sunshine: 3h and 36min).
Average sunshine days in September
Lower Penn, United Kingdom
- Average sunshine days in September: 13 days
The month with the most sunshine days is March (14.7 days).
The month with the least sunshine days is August (7.8 days).
Average UV index in September
Lower Penn, 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, November and December (UV index 2).
Average cloud cover in September
Lower Penn, United Kingdom
- Average cloud cover in September: 57
The month with the most cloud cover is November (Cloud cover 65).
The month with the least cloud cover is April (Cloud cover 55).
Average visibility in September
Lower Penn, United Kingdom
- Average visibility in September: 8km
The months with the highest visibility are February, March, April, May and August (9km).
The months with the lowest visibility are January, June, July, September, October, November and December (8km).
Lower Penn, United Kingdom
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