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
Weather in September
Temperature
September's average high-temperature is a still refreshing 14°C (57.2°F), maintaining a close comparison with August's 15.8°C (60.4°F). During the month of September, the nighttime temperature in Holwick falls to an average of 7.5°C (45.5°F).Humidity
In September, the average relative humidity in Holwick is 90%.Rainfall
In Holwick, in September, during 17.1 rainfall days, 41mm (1.61") of precipitation is typically accumulated. Throughout the year, there are 204.7 rainfall days, and 669mm (26.34") of precipitation is accumulated.Snowfall
July through September are months without snowfall.Daylight
The average length of the day in September is 12h and 43min.On the first day of the month, sunrise is at 6:16 am and sunset at 8:00 pm. On the last day of September, in Holwick, sunrise is at 7:10 am and sunset at 6:46 pm BST.
Sunshine
In Holwick, the average sunshine in September is 5.4h.UV index
The average daily maximum UV index in September is 3. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for the average person.Note: The maximum UV index of 3 during September translates into these guidelines:
Be vigilant - Suggestions to stave off sun damage are provided. To avoid the Sun's strongest rays, limit exposure around the mid-day period. During bright days, sunglasses that offer UVA and UVB defense are recommended.
Frequently asked questions
What are the temperatures in Holwick in September?
What is the average humidity in September in Holwick?
How many days does it rain in September in Holwick?
When it does not snow in Holwick?
Does it snow in Holwick in September?
How many hours of daylight does Holwick have in September?
When is the sunrise / sunset in September in Holwick?
How long on average sun shines in September in Holwick?
How high is the UV index in September in Holwick?
Average temperature in September
Holwick, United Kingdom
- Average high temperature in September: 14°C
The warmest month (with the highest average high temperature) is July (16.3°C).
The month with the lowest average high temperature is January (3.8°C).
- Average low temperature in September: 7.5°C
The month with the highest average low temperature is August (9.2°C).
The coldest month (with the lowest average low temperature) is January (-0.3°C).
Average pressure in September
Holwick, United Kingdom
- Average pressure in September: 1014.6mbar
The month with the highest atmospheric pressure is May (1016mbar).
The month with the lowest atmospheric pressure is November (1008mbar).
Average wind speed in September
Holwick, United Kingdom
- Average wind speed in September: 14.5km/h
The windiest months (with the highest average wind speed) are January, February and December (19.5km/h).
The calmest month (with the lowest average wind speed) is June (12.9km/h).
Average humidity in September
Holwick, United Kingdom
- Average humidity in September: 90%
The months with the highest relative humidity are November and December (93%).
The months with the lowest relative humidity are April and May (85%).
Average rainfall in September
Holwick, United Kingdom
- Average rainfall in September: 41mm
The wettest month (with the highest rainfall) is June (75mm).
The driest month (with the least rainfall) is April (32mm).
Average rainfall days in September
Holwick, United Kingdom
- Average rainfall days in September: 17.1 days
The month with the highest number of rainy days is July (23.3 days).
The month with the least rainy days is February (11 days).
Average snowfall in September
Holwick, United Kingdom
- Average snowfall in September: 0mm
The month with the highest snowfall is January (125mm).
The months with the least snowfall are July, August and September (0mm).
Average snowfall days in September
Holwick, United Kingdom
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (11.4 days).
The months with the least snowfall days are July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Holwick, United Kingdom
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 17h and 12min).
The month with the shortest days is December (Average daylight: 7h and 24min).
- Average sunshine in September: 5h and 2min
The month with the most sunshine is April (Average sunshine: 6h and 12min).
The months with the least sunshine are January and February (Average sunshine: 3h and 6min).
Average sunshine days in September
Holwick, United Kingdom
- Average sunshine days in September: 8.8 days
The month with the most sunshine days is April (9.8 days).
The months with the least sunshine days are July and August (4.8 days).
Average UV index in September
Holwick, United Kingdom
- Average UV index in September: 3
The month with the highest UV index is July (UV index 4).
The month with the lowest UV index is January (UV index 1).
Average cloud cover in September
Holwick, United Kingdom
- Average cloud cover in September: 66
The month with the most cloud cover is November (Cloud cover 71).
The month with the least cloud cover is April (Cloud cover 60).
Average visibility in September
Holwick, United Kingdom
- Average visibility in September: 7km
The months with the highest visibility are February, March, April, May, June and December (8km).
The months with the lowest visibility are January, July, August, September, October and November (7km).
Holwick, United Kingdom
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