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
September begins with an average high-temperature of a mild 14.6°C (58.3°F), reflecting close similarity to the preceding month. In the month of September, Coldstream experiences an average low-temperature of 9.3°C (48.7°F).Humidity
In Coldstream, the average relative humidity in September is 86%.Rainfall
In Coldstream, during September, the rain falls for 11.1 days and regularly aggregates up to 19mm (0.75") of precipitation. Throughout the year, there are 154.3 rainfall days, and 289mm (11.38") of precipitation is accumulated.Snowfall
In Coldstream, snow does not fall in June through October.Daylight
In Coldstream, the average length of the day in September is 12h and 44min.On the first day of September in Coldstream, United Kingdom, sunrise is at 6:15 am and sunset at 8:02 pm. On the last day of the month, sunrise is at 7:11 am and sunset at 6:46 pm BST.
Sunshine
The average sunshine in September is 6.9h.UV index
In September, the average daily maximum UV index is 3. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for the average person.Note: In September, a daily UV index of 3 turns into the following recommendations:
Undertake precautions - Guarding against sun damage is counselled. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Coldstream in September?
What is the average humidity in September in Coldstream?
How much does it rain in Coldstream in September?
When it does not snow in Coldstream?
How many hours of daylight does Coldstream have in September?
When are sunrise and sunset in September in Coldstream?
How long on average sun shines in September in Coldstream?
What is the UV index intensity in September in Coldstream?
Average temperature in September
Coldstream, United Kingdom
- Average high temperature in September: 14.6°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°C).
- Average low temperature in September: 9.3°C
The month with the highest average low temperature is August (10.6°C).
The coldest month (with the lowest average low temperature) is January (1.6°C).
Average pressure in September
Coldstream, United Kingdom
- Average pressure in September: 1013.7mbar
The month with the highest atmospheric pressure is May (1015.7mbar).
The month with the lowest atmospheric pressure is November (1007.3mbar).
Average wind speed in September
Coldstream, United Kingdom
- Average wind speed in September: 17.1km/h
The windiest month (with the highest average wind speed) is January (22.6km/h).
The calmest month (with the lowest average wind speed) is June (14km/h).
Average humidity in September
Coldstream, United Kingdom
- Average humidity in September: 86%
The months with the highest relative humidity are November and December (88%).
The month with the lowest relative humidity is April (82%).
Average rainfall in September
Coldstream, United Kingdom
- Average rainfall in September: 19mm
The wettest month (with the highest rainfall) is June (37mm).
The driest month (with the least rainfall) is April (13mm).
Average rainfall days in September
Coldstream, United Kingdom
- Average rainfall days in September: 11.1 days
The month with the highest number of rainy days is July (17.3 days).
The month with the least rainy days is January (9.3 days).
Average snowfall in September
Coldstream, United Kingdom
- Average snowfall in September: 0mm
The month with the highest snowfall is January (34mm).
The months with the least snowfall are June, July, August, September and October (0mm).
Average snowfall days in September
Coldstream, United Kingdom
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (4.9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Coldstream, United Kingdom
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 17h and 24min).
The month with the shortest days is December (Average daylight: 7h and 12min).
- Average sunshine in September: 6h and 5min
The month with the most sunshine is April (Average sunshine: 7h and 30min).
The month with the least sunshine is October (Average sunshine: 4h and 6min).
Average sunshine days in September
Coldstream, United Kingdom
- Average sunshine days in September: 15.5 days
The month with the most sunshine days is April (16.6 days).
The month with the least sunshine days is July (11 days).
Average UV index in September
Coldstream, 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
Coldstream, United Kingdom
- Average cloud cover in September: 53
The month with the most cloud cover is November (Cloud cover 58).
The month with the least cloud cover is April (Cloud cover 51).
Average visibility in September
Coldstream, 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).
