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 transition into September notes an average high-temperature of a still refreshing 16.1°C (61°F), revealing a mild distinction from the 17.8°C (64°F) in August. An average temperature of 9.9°C (49.8°F) is recorded in Llandyrnog during the nights in September.Humidity
In Llandyrnog, the average relative humidity in September is 84%.Rainfall
In Llandyrnog, in September, during 14.3 rainfall days, 27mm (1.06") of precipitation is typically accumulated. Throughout the year, there are 189.4 rainfall days, and 388mm (15.28") of precipitation is accumulated.Snowfall
June through October are months without snowfall.Daylight
In Llandyrnog, the average length of the day in September is 12h and 40min.On the first day of September in Llandyrnog, sunrise is at 6:24 am and sunset at 8:02 pm. On the last day of the month, sunrise is at 7:14 am and sunset at 6:52 pm BST.
Sunshine
The average sunshine in September in Llandyrnog is 6.8h.UV index
The average daily maximum UV index in September is 3. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for average individuals.Note: In September, the maximum UV index of 3 transforms into these recommendations:
Be mindful. Those with pale skin might receive burns in fewer than 30 minutes. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun.
Frequently asked questions
What is the usual temperature for Llandyrnog in September?
What is the average humidity in September in Llandyrnog?
How much does it rain in Llandyrnog in September?
When it does not snow in Llandyrnog?
How many hours of daylight does Llandyrnog have in September?
When are sunrise and sunset in September in Llandyrnog?
How long on average sun shines in September in Llandyrnog?
What is the UV index intensity in September in Llandyrnog?
Average temperature in September
Llandyrnog, United Kingdom
- Average high temperature in September: 16.1°C
The warmest month (with the highest average high temperature) is July (18.3°C).
The month with the lowest average high temperature is January (6.3°C).
- Average low temperature in September: 9.9°C
The month with the highest average low temperature is August (12°C).
The coldest month (with the lowest average low temperature) is February (2.4°C).
Average pressure in September
Llandyrnog, United Kingdom
- Average pressure in September: 1015.7mbar
The month with the highest atmospheric pressure is May (1016.2mbar).
The month with the lowest atmospheric pressure is November (1009mbar).
Average wind speed in September
Llandyrnog, United Kingdom
- Average wind speed in September: 14.3km/h
The windiest month (with the highest average wind speed) is December (18.5km/h).
The calmest month (with the lowest average wind speed) is June (12.2km/h).
Average humidity in September
Llandyrnog, United Kingdom
- Average humidity in September: 84%
The month with the highest relative humidity is January (88%).
The months with the lowest relative humidity are April and May (81%).
Average rainfall in September
Llandyrnog, United Kingdom
- Average rainfall in September: 27mm
The wettest month (with the highest rainfall) is June (51mm).
The driest month (with the least rainfall) is January (25mm).
Average rainfall days in September
Llandyrnog, United Kingdom
- Average rainfall days in September: 14.3 days
The month with the highest number of rainy days is July (19.5 days).
The month with the least rainy days is February (12 days).
Average snowfall in September
Llandyrnog, United Kingdom
- Average snowfall in September: 0mm
The month with the highest snowfall is January (27mm).
The months with the least snowfall are June, July, August, September and October (0mm).
Average snowfall days in September
Llandyrnog, United Kingdom
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (5.4 days).
The months with the least snowfall days are June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Llandyrnog, United Kingdom
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 16h and 54min).
The month with the shortest days is December (Average daylight: 7h and 36min).
- Average sunshine in September: 6h and 5min
The months with the most sunshine are May and July (Average sunshine: 7h and 30min).
The month with the least sunshine is November (Average sunshine: 3h and 48min).
Average sunshine days in September
Llandyrnog, United Kingdom
- Average sunshine days in September: 11.4 days
The month with the most sunshine days is March (12.2 days).
The month with the least sunshine days is July (7.7 days).
Average UV index in September
Llandyrnog, 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
Llandyrnog, United Kingdom
- Average cloud cover in September: 53
The month with the most cloud cover is November (Cloud cover 63).
The month with the least cloud cover is April (Cloud cover 50).
Average visibility in September
Llandyrnog, 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).
Llandyrnog, United Kingdom
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