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
Horwich records an average high-temperature of a still comfortable 16.3°C (61.3°F) as September arrives, nearly mirroring the previous month's climate. In Horwich, September nights witness a steady temperature drop to a chilly 9.7°C (49.5°F).Humidity
In Horwich, the average relative humidity in September is 84%.Rainfall
In Horwich, in September, it is raining for 14.5 days, with typically 39mm (1.54") of accumulated precipitation. In Horwich, United Kingdom, during the entire year, the rain falls for 197.5 days and collects up to 547mm (21.54") of precipitation.Snowfall
In Horwich, snow does not fall in June through October.Daylight
In Horwich, the average length of the day in September is 12h and 41min.On the first day of the month, sunrise is at 6:20 am and sunset at 7:59 pm. On the last day of September, sunrise is at 7:11 am and sunset at 6:48 pm BST.
Sunshine
The average sunshine in September in Horwich is 6.2h.UV index
In Horwich, the average daily maximum UV index in September is 3. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.Note: A maximum high UV index of 3 in September translates into the following recommendations:
Preventative actions are necessary - The mandate to avoid skin and eye damage is in place. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. Stay sun-safe with clothing that is both closely woven and worn loosely.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in September in Horwich?
What is the average humidity in September in Horwich?
How much does it rain in Horwich in September?
When it does not snow in Horwich?
How many hours of daylight does Horwich have in September?
When are sunrise and sunset in September in Horwich?
How long on average sun shines in September in Horwich?
What is the UV index intensity in September in Horwich?
Average temperature in September
Horwich, United Kingdom
- Average high temperature in September: 16.3°C
The warmest month (with the highest average high temperature) is July (19°C).
The month with the lowest average high temperature is January (5.8°C).
- Average low temperature in September: 9.7°C
The month with the highest average low temperature is August (11.7°C).
The coldest month (with the lowest average low temperature) is January (1.7°C).
Average pressure in September
Horwich, United Kingdom
- Average pressure in September: 1015.4mbar
The month with the highest atmospheric pressure is May (1016.2mbar).
The month with the lowest atmospheric pressure is November (1008.9mbar).
Average wind speed in September
Horwich, United Kingdom
- Average wind speed in September: 13.3km/h
The windiest month (with the highest average wind speed) is February (17.7km/h).
The calmest months (with the lowest average wind speed) are June and July (12.4km/h).
Average humidity in September
Horwich, United Kingdom
- Average humidity in September: 84%
The months with the highest relative humidity are January and December (89%).
The month with the lowest relative humidity is May (79%).
Average rainfall in September
Horwich, United Kingdom
- Average rainfall in September: 39mm
The wettest months (with the highest rainfall) are July and August (64mm).
The driest month (with the least rainfall) is April (23mm).
Average rainfall days in September
Horwich, United Kingdom
- Average rainfall days in September: 14.5 days
The month with the highest number of rainy days is August (20.2 days).
The month with the least rainy days is February (13.3 days).
Average snowfall in September
Horwich, United Kingdom
- Average snowfall in September: 0mm
The month with the highest snowfall is January (44mm).
The months with the least snowfall are June, July, August, September and October (0mm).
Average snowfall days in September
Horwich, United Kingdom
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (6.2 days).
The months with the least snowfall days are June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Horwich, United Kingdom
- Average daylight in September: 12h and 4min
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 36min).
- Average sunshine in September: 6h and 1min
The months with the most sunshine are April and May (Average sunshine: 7h and 12min).
The months with the least sunshine are January and February (Average sunshine: 3h and 30min).
Average sunshine days in September
Horwich, United Kingdom
- Average sunshine days in September: 10.7 days
The month with the most sunshine days is April (12.9 days).
The month with the least sunshine days is August (6.6 days).
Average UV index in September
Horwich, 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
Horwich, United Kingdom
- Average cloud cover in September: 57
The month with the most cloud cover is January (Cloud cover 66).
The month with the least cloud cover is April (Cloud cover 51).
Average visibility in September
Horwich, United Kingdom
- Average visibility in September: 9km
The months with the highest visibility are February, March, April, May, June, August, September, October, November and December (9km).
The months with the lowest visibility are January and July (8km).
