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
September
Weather in September
Temperature
With the commencement of September, Helsingør records a moderate temperature decline, with the average high easing from August's pleasant 20.3°C (68.5°F) to an enjoyable 17°C (62.6°F). Helsingør upholds a consistent average temperature of 12.5°C (54.5°F) throughout the nights of September.Humidity
In Helsingør, Denmark, the average relative humidity in September is 78%.Rainfall
In September, in Helsingør, the rain falls for 14.4 days. Throughout September, 34mm (1.34") of precipitation is accumulated. Throughout the year, in Helsingør, Denmark, there are 167.1 rainfall days, and 386mm (15.2") of precipitation is accumulated.Snowfall
In Helsingør, Denmark, snow does not fall in June through October.Sea temperature
In September, the average sea temperature in Helsingør is 16.4°C (61.5°F).Note: The majority of individuals find it unpleasurable to swim in 16.4°C (61.5°F). It becomes progressively harder to manage one's breathing as the water temperature falls below 21°C (69.8°F).
Daylight
The average length of the day in September is 12h and 45min.On the first day of September, sunrise is at 06:15 and sunset at 20:03. On the last day of the month, sunrise is at 07:11 and sunset at 18:47 CEST.
Sunshine
In Helsingør, the average sunshine in September is 7.4h.UV index
In Helsingør, the average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for the average person.Note: An average maximum UV index of 4 in September leads to these recommendations:
Take precautions. Light skin individuals may get burned in less than 30 minutes. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average September temperature in Helsingør?
What is the average humidity in September in Helsingør?
How much does it rain in Helsingør in September?
When it does not snow in Helsingør?
What is the sea temperature in September in Helsingør?
How many hours of daylight does Helsingør have in September?
What time are sunrise and sunset in September in Helsingør?
How long on average sun shines in September in Helsingør?
How high is the UV index in September in Helsingør?
Average temperature in September
Helsingør, Denmark
- Average high temperature in September: 17°C
The warmest month (with the highest average high temperature) is July (20.7°C).
The month with the lowest average high temperature is January (2.4°C).
- Average low temperature in September: 12.5°C
The month with the highest average low temperature is August (15°C).
The coldest month (with the lowest average low temperature) is February (-0.4°C).
Average pressure in September
Helsingør, Denmark
- Average pressure in September: 1015.1mbar
The month with the highest atmospheric pressure is April (1015.5mbar).
The month with the lowest atmospheric pressure is December (1010.7mbar).
Average wind speed in September
Helsingør, Denmark
- Average wind speed in September: 16.7km/h
The windiest month (with the highest average wind speed) is December (20.1km/h).
The calmest month (with the lowest average wind speed) is July (14.5km/h).
Average humidity in September
Helsingør, Denmark
- Average humidity in September: 78%
The months with the highest relative humidity are January and December (87%).
The months with the lowest relative humidity are April and May (73%).
Average rainfall in September
Helsingør, Denmark
- Average rainfall in September: 34mm
The wettest month (with the highest rainfall) is August (52mm).
The driest month (with the least rainfall) is April (16mm).
Average rainfall days in September
Helsingør, Denmark
- Average rainfall days in September: 14.4 days
The month with the highest number of rainy days is August (18.3 days).
The month with the least rainy days is February (8.7 days).
Average snowfall in September
Helsingør, Denmark
- Average snowfall in September: 0mm
The month with the highest snowfall is February (49mm).
The months with the least snowfall are June, July, August, September and October (0mm).
Average snowfall days in September
Helsingør, Denmark
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (8.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average sea temperature in September
Helsingør, Denmark
- Average sea temperature in September: 16.4°C
The best month for swimming (with the highest average sea temperature) is August (18.6°C).
The coldest month (with the lowest average sea temperature) is February (1.8°C).
Average daylight in September /
Average sunshine in September
Helsingør, Denmark
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 17h and 30min).
The month with the shortest days is December (Average daylight: 7h and 6min).
- Average sunshine in September: 7h and 2min
The month with the most sunshine is June (Average sunshine: 9h and 18min).
The month with the least sunshine is December (Average sunshine: 2h and 54min).
Average sunshine days in September
Helsingør, Denmark
- Average sunshine days in September: 12.2 days
The month with the most sunshine days is April (14.9 days).
The month with the least sunshine days is December (8.6 days).
Average UV index in September
Helsingør, Denmark
- Average UV index in September: 4
The months with the highest UV index are June and July (UV index 5).
The month with the lowest UV index is January (UV index 1).
Average cloud cover in September
Helsingør, Denmark
- Average cloud cover in September: 49
The month with the most cloud cover is December (Cloud cover 71).
The months with the least cloud cover are June and August (Cloud cover 41).
Average visibility in September
Helsingør, 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).
