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's arrival brings an average high-temperature of a moderate 14.5°C (58.1°F), slightly deviating from August's 16.5°C (61.7°F). During September, the temperature tends to dip to an average of 7.9°C (46.2°F) at night.Humidity
In Rookhope, United Kingdom, the average relative humidity in September is 88%.Rainfall
In Rookhope, during September, the rain falls for 12.6 days and regularly aggregates up to 30mm (1.18") of precipitation. In Rookhope, during the entire year, the rain falls for 173.3 days and collects up to 484mm (19.06") of precipitation.Snowfall
June through September are months without snowfall.Daylight
In September, the average length of the day is 12h and 43min.On the first day of September, sunrise is at 6:16 am and sunset at 8:00 pm. On the last day of the month, sunrise is at 7:09 am and sunset at 6:46 pm BST.
Sunshine
The average sunshine in September is 6h.UV index
In Rookhope, the average daily maximum UV index in September is 3. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for average individuals.Note: The UV index of 3 during September translates into the following guidance:
Exercise care. People with light skin might get burns in fewer than 30 minutes. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Rookhope in September?
What is the average humidity in September in Rookhope?
How many days does it rain in September in Rookhope?
When it does not snow in Rookhope?
Does it snow in Rookhope in September?
How many hours of daylight does Rookhope have in September?
When is the sunrise / sunset in September in Rookhope?
How many hours of sunshine does Rookhope have in September?
How high is the UV index in September in Rookhope?
Average temperature in September
Rookhope, United Kingdom
- Average high temperature in September: 14.5°C
The warmest month (with the highest average high temperature) is July (17.1°C).
The month with the lowest average high temperature is January (4°C).
- Average low temperature in September: 7.9°C
The month with the highest average low temperature is August (9.8°C).
The coldest month (with the lowest average low temperature) is January (0.2°C).
Average pressure in September
Rookhope, United Kingdom
- Average pressure in September: 1014.6mbar
The month with the highest atmospheric pressure is May (1016mbar).
The month with the lowest atmospheric pressure is November (1008mbar).
Average wind speed in September
Rookhope, United Kingdom
- Average wind speed in September: 14.7km/h
The windiest month (with the highest average wind speed) is January (19.8km/h).
The calmest month (with the lowest average wind speed) is June (13km/h).
Average humidity in September
Rookhope, United Kingdom
- Average humidity in September: 88%
The month with the highest relative humidity is November (92%).
The months with the lowest relative humidity are April and May (84%).
Average rainfall in September
Rookhope, United Kingdom
- Average rainfall in September: 30mm
The wettest month (with the highest rainfall) is June (55mm).
The driest month (with the least rainfall) is April (20mm).
Average rainfall days in September
Rookhope, United Kingdom
- Average rainfall days in September: 12.6 days
The month with the highest number of rainy days is July (18.8 days).
The month with the least rainy days is February (10.3 days).
Average snowfall in September
Rookhope, United Kingdom
- Average snowfall in September: 0mm
The month with the highest snowfall is January (79mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Rookhope, United Kingdom
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (8.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Rookhope, United Kingdom
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 17h and 12min).
The month with the shortest days is December (Average daylight: 7h and 18min).
- Average sunshine in September: 6h and 0min
The month with the most sunshine is July (Average sunshine: 6h and 30min).
The months with the least sunshine are October and November (Average sunshine: 3h and 30min).
Average sunshine days in September
Rookhope, United Kingdom
- Average sunshine days in September: 13.8 days
The month with the most sunshine days is September (13.8 days).
The month with the least sunshine days is July (8.2 days).
Average UV index in September
Rookhope, United Kingdom
- Average UV index in September: 3
The months with the highest UV index are May, June and July (UV index 4).
The month with the lowest UV index is January (UV index 1).
Average cloud cover in September
Rookhope, United Kingdom
- Average cloud cover in September: 61
The month with the most cloud cover is November (Cloud cover 68).
The month with the least cloud cover is April (Cloud cover 58).
Average visibility in September
Rookhope, United Kingdom
- Average visibility in September: 8km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (8km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (8km).
