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
Treffgarne in September witnesses an average high-temperature of a still comfortable 16.1°C (61°F), indicating a slight variation from August's 17.2°C (63°F). Treffgarne's average low temperature, barely cooler than the daytime high, steadies at a still refreshing 13.4°C (56.1°F) during September.Humidity
The average relative humidity in September is 82%.Rainfall
In September, the rain falls for 16.3 days. Throughout September, 48mm (1.89") of precipitation is accumulated. Throughout the year, in Treffgarne, there are 210.4 rainfall days, and 577mm (22.72") of precipitation is accumulated.Snowfall
April through October are months without snowfall.Daylight
In Treffgarne, the average length of the day in September is 12h and 39min.On the first day of the month, sunrise is at 6:32 am and sunset at 8:06 pm. On the last day of September, in Treffgarne, sunrise is at 7:20 am and sunset at 6:59 pm BST.
Sunshine
The average sunshine in September is 7.1h.UV index
May through September, with an average maximum UV index of 4, are months with the highest UV index in Treffgarne. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for ordinary individuals.Note: A maximum high daily UV index of 4 during September translates into the following directions:
Exercise prevention - Precautions against solar damage are endorsed. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear.
Frequently asked questions
What are September temperatures in Treffgarne?
What is the average humidity in September in Treffgarne?
How much does it rain in Treffgarne in September?
When it does not snow in Treffgarne?
What is the average length of the day in September in Treffgarne?
What time are sunrise and sunset in September in Treffgarne?
How many hours of sunshine does Treffgarne have in September?
What is the month with the highest UV index in Treffgarne?
What is the UV index intensity in September in Treffgarne?
Average temperature in September
Treffgarne, United Kingdom
- Average high temperature in September: 16.1°C
The warmest month (with the highest average high temperature) is August (17.2°C).
The month with the lowest average high temperature is February (8.3°C).
- Average low temperature in September: 13.4°C
The month with the highest average low temperature is August (14.6°C).
The coldest month (with the lowest average low temperature) is February (5.6°C).
Average pressure in September
Treffgarne, United Kingdom
- Average pressure in September: 1016.6mbar
The months with the highest atmospheric pressure are May and September (1016.6mbar).
The month with the lowest atmospheric pressure is November (1009.5mbar).
Average wind speed in September
Treffgarne, United Kingdom
- Average wind speed in September: 22.1km/h
The windiest month (with the highest average wind speed) is December (29.1km/h).
The calmest month (with the lowest average wind speed) is June (17.9km/h).
Average humidity in September
Treffgarne, United Kingdom
- Average humidity in September: 82%
The months with the highest relative humidity are July and August (84%).
The months with the lowest relative humidity are February, March, April, November and December (81%).
Average rainfall in September
Treffgarne, United Kingdom
- Average rainfall in September: 48mm
The wettest month (with the highest rainfall) is November (77mm).
The driest month (with the least rainfall) is May (23mm).
Average rainfall days in September
Treffgarne, United Kingdom
- Average rainfall days in September: 16.3 days
The month with the highest number of rainy days is November (21.9 days).
The month with the least rainy days is May (13.9 days).
Average snowfall in September
Treffgarne, United Kingdom
- Average snowfall in September: 0mm
The month with the highest snowfall is January (8mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in September
Treffgarne, United Kingdom
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (1 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
Treffgarne, 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 1min
The month with the most sunshine is May (Average sunshine: 8h and 24min).
The months with the least sunshine are January, November and December (Average sunshine: 3h and 42min).
Average sunshine days in September
Treffgarne, United Kingdom
- Average sunshine days in September: 10.1 days
The month with the most sunshine days is May (14.2 days).
The month with the least sunshine days is November (5.5 days).
Average UV index in September
Treffgarne, 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 and February (UV index 2).
Average cloud cover in September
Treffgarne, United Kingdom
- Average cloud cover in September: 50
The months with the most cloud cover are November and December (Cloud cover 64).
The month with the least cloud cover is May (Cloud cover 46).
Average visibility in September
Treffgarne, United Kingdom
- Average visibility in September: 10km
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (10km).
The month with the lowest visibility is January (9km).
Treffgarne, United Kingdom
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