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 observes an average high-temperature of a moderate 15.6°C (60.1°F), marking an insignificant difference from August's 17.9°C (64.2°F). Holmfirth experiences a mean temperature of 8.9°C (48°F) during September nights.Humidity
In Holmfirth, the average relative humidity in September is 86%.Rainfall
In Holmfirth, United Kingdom, in September, it is raining for 15.5 days, with typically 34mm (1.34") of accumulated precipitation. In Holmfirth, during the entire year, the rain falls for 197 days and collects up to 531mm (20.91") of precipitation.Snowfall
In Holmfirth, snow does not fall in June through October.Daylight
The average length of the day in September in Holmfirth is 12h and 41min.On the first day of the month, sunrise is at 6:17 am and sunset at 7:56 pm. On the last day of September, in Holmfirth, United Kingdom, sunrise is at 7:08 am and sunset at 6:45 pm BST.
Sunshine
In September, the average sunshine in Holmfirth, United Kingdom, is 5.7h.UV index
In Holmfirth, the average daily maximum UV index in September is 3. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for average individuals.Note: An average UV index of 3 in September transforms into this advice:
Be cautious. Those with fair skin can be subjected to burns in fewer than 30 minutes. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. 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
What are the temperatures in Holmfirth in September?
What is the average humidity in September in Holmfirth?
How much does it rain in Holmfirth in September?
When it does not snow in Holmfirth?
What is the average length of the day in September in Holmfirth?
What time are sunrise and sunset in September in Holmfirth?
How many hours of sunshine does Holmfirth have in September?
What is the UV index reading in September in Holmfirth?
Average temperature in September
Holmfirth, United Kingdom
- Average high temperature in September: 15.6°C
The warmest month (with the highest average high temperature) is July (18.3°C).
The month with the lowest average high temperature is January (4.8°C).
- Average low temperature in September: 8.9°C
The month with the highest average low temperature is August (11.1°C).
The coldest months (with the lowest average low temperature) are January and February (0.8°C).
Average pressure in September
Holmfirth, United Kingdom
- Average pressure in September: 1015.5mbar
The month with the highest atmospheric pressure is May (1016.2mbar).
The month with the lowest atmospheric pressure is November (1009mbar).
Average wind speed in September
Holmfirth, United Kingdom
- Average wind speed in September: 13.8km/h
The windiest month (with the highest average wind speed) is February (19km/h).
The calmest months (with the lowest average wind speed) are June and July (13km/h).
Average humidity in September
Holmfirth, United Kingdom
- Average humidity in September: 86%
The months with the highest relative humidity are January, November and December (91%).
The month with the lowest relative humidity is May (81%).
Average rainfall in September
Holmfirth, United Kingdom
- Average rainfall in September: 34mm
The wettest month (with the highest rainfall) is August (58mm).
The driest month (with the least rainfall) is April (25mm).
Average rainfall days in September
Holmfirth, United Kingdom
- Average rainfall days in September: 15.5 days
The month with the highest number of rainy days is July (21.6 days).
The month with the least rainy days is February (11.3 days).
Average snowfall in September
Holmfirth, United Kingdom
- Average snowfall in September: 0mm
The month with the highest snowfall is February (69mm).
The months with the least snowfall are June, July, August, September and October (0mm).
Average snowfall days in September
Holmfirth, United Kingdom
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (9.1 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
Holmfirth, 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: 5h and 4min
The month with the most sunshine is July (Average sunshine: 6h and 30min).
The month with the least sunshine is November (Average sunshine: 3h and 6min).
Average sunshine days in September
Holmfirth, United Kingdom
- Average sunshine days in September: 9.5 days
The month with the most sunshine days is March (12 days).
The month with the least sunshine days is August (5.5 days).
Average UV index in September
Holmfirth, 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 month with the lowest UV index is January (UV index 1).
Average cloud cover in September
Holmfirth, United Kingdom
- Average cloud cover in September: 61
The month with the most cloud cover is November (Cloud cover 70).
The month with the least cloud cover is April (Cloud cover 58).
Average visibility in September
Holmfirth, United Kingdom
- Average visibility in September: 8km
The months with the highest visibility are March, April and May (9km).
The months with the lowest visibility are January, February, June, July, August, September, October, November and December (8km).
