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 sea temperature 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
Hirtshals in September experiences a gentle temperature dip, with average high-temperatures reducing from 19.2°C in August to a still comfortable 16.2°C. Hirtshals marks an average drop to a fresh 12°C during nighttime in September, following the high of the day.Humidity
The average relative humidity in September is 78%.Rainfall
In September, in Hirtshals, the rain falls for 13.8 days. Throughout September, 29mm of precipitation is accumulated. In Hirtshals, Denmark, during the entire year, the rain falls for 155.3 days and collects up to 401mm of precipitation.Snowfall
May through September are months without snowfall.Sea temperature
In Hirtshals, the average seawater temperature in September is 15.8°C.Note: Most people do not take pleasure in swimming in water at 15.8°C. The difficulty of managing breathing increases as the water temperature dips from 21°C to 15°C.
Daylight
In September, the average length of the day in Hirtshals is 12h and 47min.On the first day of the month, sunrise is at 06:20 and sunset at 20:19. On the last day of September, sunrise is at 07:21 and sunset at 18:58 CEST.
Sunshine
In September, the average sunshine is 7.4h.UV index
The average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for the average person.Note: The daily maximum UV index of 4 in September interprets into the following advice:
Be vigilant - Suggestions to stave off sun damage are provided. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance.
FAQ
What is the temperature in September in Hirtshals?
What is the average humidity in September in Hirtshals?
How many days does it rain in September in Hirtshals?
When it does not snow in Hirtshals?
Does it snow in Hirtshals in September?
What is the sea water temperature in September in Hirtshals?
How many hours of daylight does Hirtshals have in September?
When are sunrise and sunset in September in Hirtshals?
How many hours of sunshine does Hirtshals have in September?
What is the UV index intensity in September in Hirtshals?
Average temperature in September
Hirtshals, Denmark
- Average high temperature in September: 16.2°C
The warmest month (with the highest average high temperature) is July (19.3°C).
The month with the lowest average high temperature is February (2.9°C).
- Average low temperature in September: 12°C
The month with the highest average low temperature is August (14.6°C).
The coldest month (with the lowest average low temperature) is February (0.3°C).
Average pressure in September
Hirtshals, Denmark
- Average pressure in September: 1013.6mbar
The month with the highest atmospheric pressure is April (1014.8mbar).
The month with the lowest atmospheric pressure is December (1008.6mbar).
Average wind speed in September
Hirtshals, Denmark
- Average wind speed in September: 19.6km/h
The windiest month (with the highest average wind speed) is December (22.6km/h).
The calmest month (with the lowest average wind speed) is June (17km/h).
Average humidity in September
Hirtshals, Denmark
- Average humidity in September: 78%
The months with the highest relative humidity are January, February and November (84%).
The months with the lowest relative humidity are April and May (73%).
Average rainfall in September
Hirtshals, Denmark
- Average rainfall in September: 29mm
The wettest month (with the highest rainfall) is October (47mm).
The driest month (with the least rainfall) is April (17mm).
Average rainfall days in September
Hirtshals, Denmark
- Average rainfall days in September: 13.8 days
The month with the highest number of rainy days is October (15.9 days).
The month with the least rainy days is February (9.3 days).
Average snowfall in September
Hirtshals, Denmark
- Average snowfall in September: 0mm
The month with the highest snowfall is January (48mm).
The months with the least snowfall are May, June, July, August and September (0mm).
Average snowfall days in September
Hirtshals, Denmark
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (9.3 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average sea temperature in September
Hirtshals, Denmark
- Average sea temperature in September: 15.8°C
The best month for swimming (with the highest average sea temperature) is August (17.8°C).
The coldest month (with the lowest average sea temperature) is March (3.8°C).
Average daylight in September /
Average sunshine in September
Hirtshals, Denmark
- Average daylight in September: 12h and 5min
The month with the longest days is June (Average daylight: 17h and 54min).
The month with the shortest days is December (Average daylight: 6h and 42min).
- Average sunshine in September: 7h and 2min
The month with the most sunshine is June (Average sunshine: 10h and 42min).
The month with the least sunshine is December (Average sunshine: 3h and 0min).
Average sunshine days in September
Hirtshals, Denmark
- Average sunshine days in September: 13.5 days
The month with the most sunshine days is April (17.3 days).
The month with the least sunshine days is December (9.6 days).
Average UV index in September
Hirtshals, Denmark
- 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, March, November and December (UV index 2).
Average cloud cover in September
Hirtshals, Denmark
- Average cloud cover in September: 49
The month with the most cloud cover is November (Cloud cover 69).
The month with the least cloud cover is July (Cloud cover 39).
Average visibility in September
Hirtshals, Denmark
- Average visibility in September: 10km
The months with the highest visibility are April, May, June, July, August and September (10km).
The months with the lowest visibility are January, February, March, October, November and December (9km).
Hirtshals, Denmark
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