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
The advent of September brings an average high-temperature of a still refreshing 16.8°C (62.2°F), exhibiting minor difference from the previous month. Jacobstow experiences an average nighttime temperature of 12.9°C (55.2°F) in September, reflecting a minor difference from the day's peak.Humidity
The average relative humidity in September in Jacobstow is 84%.Rainfall
In Jacobstow, in September, during 17 rainfall days, 61mm (2.4") of precipitation is typically accumulated. Throughout the year, there are 232.9 rainfall days, and 838mm (32.99") of precipitation is accumulated.Snowfall
April through October are months without snowfall in Jacobstow.Daylight
In Jacobstow, United Kingdom, the average length of the day in September is 12h and 37min.On the first day of September, sunrise is at 6:33 am and sunset at 8:03 pm. On the last day of the month, sunrise is at 7:17 am and sunset at 6:58 pm BST.
Sunshine
In Jacobstow, the average sunshine in September is 7.3h.UV index
May through October, with an average maximum UV index of 4, are months with the highest UV index. A UV Index value of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for the average person.Note: An average UV index of 4 in September transforms into this advice:
Proceed with care. Light skin individuals may be exposed to burns in fewer than 30 minutes. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection.
Frequently asked questions
What is the average September temperature in Jacobstow?
What is the average humidity in September in Jacobstow?
How many days does it rain in September in Jacobstow?
When it does not snow in Jacobstow?
How many hours of daylight does Jacobstow have in September?
When is the sunrise / sunset in September in Jacobstow?
How many hours of sunshine does Jacobstow have in September?
What are the months with the highest UV index in Jacobstow?
How high is the UV index in September in Jacobstow?
Average temperature in September
Jacobstow, United Kingdom
- Average high temperature in September: 16.8°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 (8.4°C).
- Average low temperature in September: 12.9°C
The month with the highest average low temperature is August (14.3°C).
The coldest month (with the lowest average low temperature) is February (5.5°C).
Average pressure in September
Jacobstow, United Kingdom
- Average pressure in September: 1017.2mbar
The month with the highest atmospheric pressure is September (1017.2mbar).
The month with the lowest atmospheric pressure is November (1010.2mbar).
Average wind speed in September
Jacobstow, United Kingdom
- Average wind speed in September: 20.4km/h
The windiest month (with the highest average wind speed) is December (28.3km/h).
The calmest month (with the lowest average wind speed) is July (17.8km/h).
Average humidity in September
Jacobstow, United Kingdom
- Average humidity in September: 84%
The month with the highest relative humidity is June (85%).
The month with the lowest relative humidity is February (81%).
Average rainfall in September
Jacobstow, United Kingdom
- Average rainfall in September: 61mm
The wettest month (with the highest rainfall) is December (101mm).
The driest month (with the least rainfall) is May (39mm).
Average rainfall days in September
Jacobstow, United Kingdom
- Average rainfall days in September: 17 days
The month with the highest number of rainy days is November (23.4 days).
The month with the least rainy days is April (16.6 days).
Average snowfall in September
Jacobstow, United Kingdom
- Average snowfall in September: 0mm
The months with the highest snowfall are January and December (5mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in September
Jacobstow, United Kingdom
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (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
Jacobstow, United Kingdom
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 16h and 24min).
The month with the shortest days is December (Average daylight: 8h and 6min).
- Average sunshine in September: 7h and 2min
The month with the most sunshine is May (Average sunshine: 8h and 18min).
The months with the least sunshine are January and November (Average sunshine: 3h and 54min).
Average sunshine days in September
Jacobstow, United Kingdom
- Average sunshine days in September: 8.9 days
The month with the most sunshine days is March (10.8 days).
The month with the least sunshine days is November (4.1 days).
Average UV index in September
Jacobstow, United Kingdom
- Average UV index in September: 4
The months with the highest UV index are May, June, July, August, September and October (UV index 4).
The months with the lowest UV index are January and December (UV index 2).
Average cloud cover in September
Jacobstow, United Kingdom
- Average cloud cover in September: 50
The months with the most cloud cover are November and December (Cloud cover 62).
The month with the least cloud cover is April (Cloud cover 45).
Average visibility in September
Jacobstow, 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).
Jacobstow, United Kingdom
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