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 is a cool 12.4°C (54.3°F) in September, hardly different from the 14.3°C (57.7°F) recorded in August. The nights of September in Blaich are characterized by an average low-temperature of 7.4°C (45.3°F), subtly descending from daytime highs.Humidity
In September, the average relative humidity in Blaich is 91%.Rainfall
In Blaich, United Kingdom, in September, it is raining for 21.2 days, with typically 77mm (3.03") of accumulated precipitation. In Blaich, during the entire year, the rain falls for 253 days and collects up to 1104mm (43.46") of precipitation.Snowfall
May through September are months without snowfall.Daylight
The average length of the day in September is 12h and 46min.On the first day of the month, sunrise is at 6:24 am and sunset at 8:16 pm. On the last day of September, in Blaich, sunrise is at 7:23 am and sunset at 6:57 pm BST.
Sunshine
In Blaich, the average sunshine in September is 4h.UV index
The months with the highest UV index are May through September, with an average maximum UV index of 3. A UV Index estimate of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for ordinary individuals.Note: The maximum UV index of 3 during September translates into these guidelines:
Adopt protective measures - Suggestions to resist sunburn are offered. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Blaich in September?
What is the average humidity in September in Blaich?
How many days does it rain in September in Blaich?
When it does not snow in Blaich?
Does it snow in Blaich in September?
How many hours of daylight does Blaich have in September?
What time are sunrise and sunset in September in Blaich?
How long on average sun shines in September in Blaich?
When is the highest UV index in Blaich?
How high is the UV index in September in Blaich?
Average temperature in September
Blaich, United Kingdom
- Average high temperature in September: 12.4°C
The warmest month (with the highest average high temperature) is July (14.8°C).
The month with the lowest average high temperature is January (2.9°C).
- Average low temperature in September: 7.4°C
The month with the highest average low temperature is July (8.5°C).
The coldest month (with the lowest average low temperature) is February (-0.4°C).
Average pressure in September
Blaich, United Kingdom
- Average pressure in September: 1012.2mbar
The month with the highest atmospheric pressure is May (1014.8mbar).
The month with the lowest atmospheric pressure is November (1005.9mbar).
Average wind speed in September
Blaich, United Kingdom
- Average wind speed in September: 11.8km/h
The windiest month (with the highest average wind speed) is January (15.7km/h).
The calmest month (with the lowest average wind speed) is June (9.6km/h).
Average humidity in September
Blaich, United Kingdom
- Average humidity in September: 91%
The months with the highest relative humidity are January, November and December (92%).
The months with the lowest relative humidity are April and May (83%).
Average rainfall in September
Blaich, United Kingdom
- Average rainfall in September: 77mm
The wettest month (with the highest rainfall) is December (133mm).
The driest month (with the least rainfall) is April (47mm).
Average rainfall days in September
Blaich, United Kingdom
- Average rainfall days in September: 21.2 days
The month with the highest number of rainy days is August (24.9 days).
The month with the least rainy days is February (17.4 days).
Average snowfall in September
Blaich, United Kingdom
- Average snowfall in September: 0mm
The month with the highest snowfall is February (99mm).
The months with the least snowfall are May, June, July, August and September (0mm).
Average snowfall days in September
Blaich, United Kingdom
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (5.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Blaich, United Kingdom
- Average daylight in September: 12h and 5min
The month with the longest days is June (Average daylight: 17h and 42min).
The month with the shortest days is December (Average daylight: 6h and 54min).
- Average sunshine in September: 4h and 0min
The month with the most sunshine is June (Average sunshine: 5h and 48min).
The months with the least sunshine are January and February (Average sunshine: 2h and 48min).
Average sunshine days in September
Blaich, United Kingdom
- Average sunshine days in September: 5.5 days
The month with the most sunshine days is April (8.5 days).
The month with the least sunshine days is August (3.5 days).
Average UV index in September
Blaich, United Kingdom
- Average UV index in September: 3
The months with the highest UV index are May, June, July, August and September (UV index 3).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in September
Blaich, United Kingdom
- Average cloud cover in September: 76
The month with the most cloud cover is August (Cloud cover 77).
The month with the least cloud cover is April (Cloud cover 64).
Average visibility in September
Blaich, United Kingdom
- Average visibility in September: 7km
The months with the highest visibility are February, March, April, May, June and October (8km).
The months with the lowest visibility are January, July, August, September, November and December (7km).
