September weather forecastHowden, United Kingdom
September
Weather in September
September, the first month of the autumn in Howden, is also an enjoyable month, with temperature in the range of an average low of 10.5°C (50.9°F) and an average high of 17.6°C (63.7°F).Temperature
In September, Howden experiences a barely noticeable shift in meteorological conditions, with average high-temperatures moving from 20.2°C (68.4°F) in August to a comfortable 17.6°C (63.7°F). Howden, in September, observes a steady average low-temperature of 10.5°C (50.9°F).Humidity
In Howden, the average relative humidity in September is 80%.Rainfall
In Howden, United Kingdom, in September, it is raining for 12.6 days, with typically 24mm (0.94") of accumulated precipitation. Throughout the year, in Howden, United Kingdom, there are 168 rainfall days, and 398mm (15.67") of precipitation is accumulated.Snowfall
In Howden, snow does not fall in April through October.Daylight
The average length of the day in September is 12h and 41min.On the first day of September in Howden, United Kingdom, sunrise is at 6:13 am and sunset at 7:53 pm. On the last day of the month, sunrise is at 7:04 am and sunset at 6:42 pm BST.
Sunshine
In September, the average sunshine is 7.1h.UV index
In September, the average daily maximum UV index in Howden is 4. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for the average person.Note: The UV index of 4 during September translates into the following guidance:
Be careful. Light complexion individuals might get burns in fewer than 30 minutes. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Howden, United Kingdom
- Average high temperature in September: 17.6°C
The warmest month (with the highest average high temperature) is July (20.3°C).
The month with the lowest average high temperature is January (5.8°C).
- Average low temperature in September: 10.5°C
The month with the highest average low temperature is August (12.6°C).
The coldest month (with the lowest average low temperature) is January (1.5°C).
Average pressure in September
Howden, United Kingdom
- Average pressure in September: 1015.5mbar
The month with the highest atmospheric pressure is May (1016.3mbar).
The month with the lowest atmospheric pressure is November (1009mbar).
Average wind speed in September
Howden, United Kingdom
- Average wind speed in September: 13km/h
The windiest month (with the highest average wind speed) is February (17.1km/h).
The calmest months (with the lowest average wind speed) are June and July (12.1km/h).
Average humidity in September
Howden, United Kingdom
- Average humidity in September: 80%
The month with the highest relative humidity is December (89%).
The month with the lowest relative humidity is August (77%).
Average rainfall in September
Howden, United Kingdom
- Average rainfall in September: 24mm
The wettest months (with the highest rainfall) are October and November (45mm).
The driest month (with the least rainfall) is April (17mm).
Average rainfall days in September
Howden, United Kingdom
- Average rainfall days in September: 12.6 days
The month with the highest number of rainy days is July (16.7 days).
The month with the least rainy days is April (11.4 days).
Average snowfall in September
Howden, United Kingdom
- Average snowfall in September: 0mm
The month with the highest snowfall is February (23mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in September
Howden, United Kingdom
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (3.8 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
Howden, United Kingdom
- Average daylight in September: 12h and 42min
The month with the longest days is June (Average daylight: 17h and 0min).
The month with the shortest days is December (Average daylight: 7h and 30min).
- Average sunshine in September: 7h and 6min
The months with the most sunshine are July and August (Average sunshine: 7h and 42min).
The month with the least sunshine is February (Average sunshine: 4h and 0min).
Average sunshine days in September
Howden, United Kingdom
- Average sunshine days in September: 14.7 days
The months with the most sunshine days are March and April (14.9 days).
The month with the least sunshine days is August (11.6 days).
Average UV index in September
Howden, United Kingdom
- Average UV index in September: 4
The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in September
Howden, United Kingdom
- Average cloud cover in September: 49
The months with the most cloud cover are February and November (Cloud cover 59).
The month with the least cloud cover is September (Cloud cover 49).
Average visibility in September
Howden, United Kingdom
- Average visibility in September: 9km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October and December (9km).
The month with the lowest visibility is November (8km).
