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
Upon the beginning of September, Castle Douglas's high-temperatures register at a still refreshing 14.8°C (58.6°F), closely mirroring the preceding month. An average nighttime temperature of 9.6°C (49.3°F) is observed in Castle Douglas, United Kingdom, during September.Humidity
January, August, September, November and December, with an average relative humidity of 88%, are the most humid months in Castle Douglas.Rainfall
In Castle Douglas, United Kingdom, in September, during 16.7 rainfall days, 46mm (1.81") of precipitation is typically accumulated. In Castle Douglas, during the entire year, the rain falls for 215.5 days and collects up to 614mm (24.17") of precipitation.Snowfall
In Castle Douglas, snow does not fall in April through October.Daylight
In September, the average length of the day is 12h and 43min.On the first day of the month, sunrise is at 6:23 am and sunset at 8:07 pm. On the last day of September, in Castle Douglas, sunrise is at 7:17 am and sunset at 6:53 pm BST.
Sunshine
In Castle Douglas, the average sunshine in September is 6.1h.UV index
In September, the average daily maximum UV index in Castle Douglas, United Kingdom, is 3. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for the ordinary person.Note: The maximum daily UV index of 3 in September interprets into the following recommendations:
Act with care - The need to guard against sun damage is communicated. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. Employ a wide-brim hat for potent defense against up to 50% of UV rays.
Frequently asked questions
What is the temperature in September in Castle Douglas?
What are the most humid months in Castle Douglas?
What is the average humidity in September in Castle Douglas?
How much does it rain in Castle Douglas in September?
When it does not snow in Castle Douglas?
What is the average length of the day in September in Castle Douglas?
What time are sunrise and sunset in September in Castle Douglas?
How long on average sun shines in September in Castle Douglas?
What is the UV index reading in September in Castle Douglas?
Average temperature in September
Castle Douglas, United Kingdom
- Average high temperature in September: 14.8°C
The warmest month (with the highest average high temperature) is July (16.7°C).
The month with the lowest average high temperature is January (5.8°C).
- Average low temperature in September: 9.6°C
The month with the highest average low temperature is August (10.9°C).
The coldest months (with the lowest average low temperature) are January and February (2.3°C).
Average pressure in September
Castle Douglas, United Kingdom
- Average pressure in September: 1014.2mbar
The month with the highest atmospheric pressure is May (1015.7mbar).
The month with the lowest atmospheric pressure is November (1007.5mbar).
Average wind speed in September
Castle Douglas, United Kingdom
- Average wind speed in September: 15.8km/h
The windiest month (with the highest average wind speed) is December (21.3km/h).
The calmest month (with the lowest average wind speed) is July (13.5km/h).
Average humidity in September
Castle Douglas, United Kingdom
- Average humidity in September: 88%
The months with the highest relative humidity are January, August, September, November and December (88%).
The months with the lowest relative humidity are April and May (83%).
Average rainfall in September
Castle Douglas, United Kingdom
- Average rainfall in September: 46mm
The wettest month (with the highest rainfall) is November (67mm).
The driest month (with the least rainfall) is April (27mm).
Average rainfall days in September
Castle Douglas, United Kingdom
- Average rainfall days in September: 16.7 days
The month with the highest number of rainy days is December (21 days).
The month with the least rainy days is April (14.8 days).
Average snowfall in September
Castle Douglas, United Kingdom
- Average snowfall in September: 0mm
The month with the highest snowfall is February (27mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in September
Castle Douglas, United Kingdom
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (3.4 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
Castle Douglas, United Kingdom
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 17h and 18min).
The month with the shortest days is December (Average daylight: 7h and 18min).
- Average sunshine in September: 6h and 1min
The month with the most sunshine is May (Average sunshine: 7h and 24min).
The month with the least sunshine is January (Average sunshine: 3h and 24min).
Average sunshine days in September
Castle Douglas, United Kingdom
- Average sunshine days in September: 10.1 days
The month with the most sunshine days is April (12.4 days).
The month with the least sunshine days is August (6.6 days).
Average UV index in September
Castle Douglas, 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, March, November and December (UV index 2).
Average cloud cover in September
Castle Douglas, United Kingdom
- Average cloud cover in September: 59
The month with the most cloud cover is January (Cloud cover 65).
The months with the least cloud cover are April and May (Cloud cover 52).
Average visibility in September
Castle Douglas, United Kingdom
- Average visibility in September: 9km
The months with the highest visibility are January, February, March, April, May, June, August, September, October, November and December (9km).
The month with the lowest visibility is July (8km).
Castle Douglas, United Kingdom
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