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
The average high-temperature in September, at a still comfortable 16.4°C (61.5°F), reveals a modest deviation from August's 17.4°C (63.3°F). In Llanteg, the nighttime temperature shows a slight difference from the daytime high, averaging to a cool 12.3°C (54.1°F) during September.Humidity
January, July through October and December, with an average relative humidity of 84%, are the most humid months.Rainfall
In September, in Llanteg, the rain falls for 11.6 days. Throughout September, 23mm (0.91") of precipitation is accumulated. Throughout the year, there are 165.1 rainfall days, and 303mm (11.93") of precipitation is accumulated.Snowfall
In Llanteg, snow does not fall in March through November.Daylight
In Llanteg, the average length of the day in September is 12h and 38min.On the first day of the month, sunrise is at 6:31 am and sunset at 8:05 pm. On the last day of September, sunrise is at 7:18 am and sunset at 6:58 pm BST.
Sunshine
In Llanteg, the average sunshine in September is 7h.UV index
May through September, with an average maximum UV index of 4, are months with the highest UV index in Llanteg. A UV Index estimate of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for ordinary individuals.Note: A maximum high daily UV index of 4 during September translates into the following directions:
Be mindful. Individuals with a lighter skin tone may suffer burns in less than 30 minutes. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average September temperature in Llanteg?
What are the most humid months in Llanteg?
What is the average humidity in September in Llanteg?
How many days does it rain in September in Llanteg?
When it does not snow in Llanteg?
What is the average length of the day in September in Llanteg?
What time are sunrise and sunset in September in Llanteg?
How many hours of sunshine does Llanteg have in September?
What are the months with the highest UV index in Llanteg?
What is the UV index reading in September in Llanteg?
Average temperature in September
Llanteg, United Kingdom
- Average high temperature in September: 16.4°C
The warmest month (with the highest average high temperature) is July (17.8°C).
The months with the lowest average high temperature are January and February (7.9°C).
- Average low temperature in September: 12.3°C
The month with the highest average low temperature is August (13.8°C).
The coldest month (with the lowest average low temperature) is February (4.8°C).
Average pressure in September
Llanteg, United Kingdom
- Average pressure in September: 1016.6mbar
The month with the highest atmospheric pressure is May (1016.7mbar).
The month with the lowest atmospheric pressure is November (1009.7mbar).
Average wind speed in September
Llanteg, United Kingdom
- Average wind speed in September: 19km/h
The windiest month (with the highest average wind speed) is December (25.2km/h).
The calmest month (with the lowest average wind speed) is June (15.9km/h).
Average humidity in September
Llanteg, United Kingdom
- Average humidity in September: 84%
The months with the highest relative humidity are January, July, August, September, October and December (84%).
The month with the lowest relative humidity is April (81%).
Average rainfall in September
Llanteg, United Kingdom
- Average rainfall in September: 23mm
The wettest month (with the highest rainfall) is December (35mm).
The driest months (with the least rainfall) are April and May (15mm).
Average rainfall days in September
Llanteg, United Kingdom
- Average rainfall days in September: 11.6 days
The month with the highest number of rainy days is December (17.1 days).
The month with the least rainy days is April (11.5 days).
Average snowfall in September
Llanteg, United Kingdom
- Average snowfall in September: 0mm
The month with the highest snowfall is January (6mm).
The months with the least snowfall are March, April, May, June, July, August, September, October and November (0mm).
Average snowfall days in September
Llanteg, United Kingdom
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (1.1 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).
Average daylight in September /
Average sunshine in September
Llanteg, 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 0min
The months with the most sunshine are April and May (Average sunshine: 8h and 18min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).
Average sunshine days in September
Llanteg, United Kingdom
- Average sunshine days in September: 13.4 days
The month with the most sunshine days is March (15.2 days).
The month with the least sunshine days is July (9.2 days).
Average UV index in September
Llanteg, 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, February and December (UV index 2).
Average cloud cover in September
Llanteg, United Kingdom
- Average cloud cover in September: 51
The month with the most cloud cover is December (Cloud cover 63).
The months with the least cloud cover are April and May (Cloud cover 46).
Average visibility in September
Llanteg, United Kingdom
- Average visibility in September: 10km
The months with the highest visibility are January, February, March, April, June, August, September, October, November and December (10km).
The months with the lowest visibility are May and July (9km).
