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
September's onset records an average high-temperature of a mild 15.8°C (60.4°F), a near match to August's 17.1°C (62.8°F). Dihewyd, during the September nights, maintains an average temperature of 11.3°C (52.3°F), closely aligned with its daytime readings.Humidity
The months with the highest humidity are January, August, September and December, with an average relative humidity of 86%.Rainfall
In September, the rain falls for 17.3 days. Throughout September, 59mm (2.32") of precipitation is accumulated. Throughout the year, there are 227.1 rainfall days, and 784mm (30.87") of precipitation is accumulated.Snowfall
May through November are months without snowfall in Dihewyd.Daylight
In September, the average length of the day is 12h and 39min.On the first day of September in Dihewyd, sunrise is at 6:29 am and sunset at 8:04 pm. On the last day of the month, sunrise is at 7:17 am and sunset at 6:56 pm BST.
Sunshine
In Dihewyd, the average sunshine in September is 6.8h.UV index
May through September, with an average maximum UV index of 4, are months with the highest UV index. A UV Index reading of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for the average person.Note: During September, 4 as the daily maximum UV index converts into the following advice:
Be careful. Light complexion individuals might get burns in fewer than 30 minutes. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes.
Frequently asked questions
What are September temperatures in Dihewyd?
What are the most humid months in Dihewyd?
What is the average humidity in September in Dihewyd?
How many days does it rain in September in Dihewyd?
When it does not snow in Dihewyd?
How many hours of daylight does Dihewyd have in September?
When is the sunrise / sunset in September in Dihewyd?
How long on average sun shines in September in Dihewyd?
When is the highest UV index in Dihewyd?
How high is the UV index in September in Dihewyd?
Average temperature in September
Dihewyd, United Kingdom
- Average high temperature in September: 15.8°C
The warmest month (with the highest average high temperature) is July (17.3°C).
The months with the lowest average high temperature are January and February (7.3°C).
- Average low temperature in September: 11.3°C
The month with the highest average low temperature is August (12.6°C).
The coldest month (with the lowest average low temperature) is February (3.8°C).
Average pressure in September
Dihewyd, United Kingdom
- Average pressure in September: 1016.3mbar
The month with the highest atmospheric pressure is May (1016.5mbar).
The month with the lowest atmospheric pressure is November (1009.4mbar).
Average wind speed in September
Dihewyd, United Kingdom
- Average wind speed in September: 17.5km/h
The windiest month (with the highest average wind speed) is December (23.8km/h).
The calmest month (with the lowest average wind speed) is June (14.8km/h).
Average humidity in September
Dihewyd, United Kingdom
- Average humidity in September: 86%
The months with the highest relative humidity are January, August, September and December (86%).
The month with the lowest relative humidity is April (82%).
Average rainfall in September
Dihewyd, United Kingdom
- Average rainfall in September: 59mm
The wettest months (with the highest rainfall) are November and December (92mm).
The driest month (with the least rainfall) is May (37mm).
Average rainfall days in September
Dihewyd, United Kingdom
- Average rainfall days in September: 17.3 days
The months with the highest number of rainy days are November and December (21.7 days).
The month with the least rainy days is April (15.8 days).
Average snowfall in September
Dihewyd, United Kingdom
- Average snowfall in September: 0mm
The months with the highest snowfall are January and December (9mm).
The months with the least snowfall are May, June, July, August, September, October and November (0mm).
Average snowfall days in September
Dihewyd, United Kingdom
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (1.7 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Dihewyd, United Kingdom
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 16h and 42min).
The month with the shortest days is December (Average daylight: 7h and 48min).
- Average sunshine in September: 6h and 5min
The month with the most sunshine is May (Average sunshine: 8h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).
Average sunshine days in September
Dihewyd, United Kingdom
- Average sunshine days in September: 9.4 days
The month with the most sunshine days is May (12.9 days).
The month with the least sunshine days is December (5.7 days).
Average UV index in September
Dihewyd, 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, November and December (UV index 2).
Average cloud cover in September
Dihewyd, United Kingdom
- Average cloud cover in September: 52
The month with the most cloud cover is December (Cloud cover 64).
The months with the least cloud cover are April and May (Cloud cover 48).
Average visibility in September
Dihewyd, 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).
Dihewyd, United Kingdom
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