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
As August makes way for September, Haderslev's average high-temperature eases from an agreeable 20.4°C (68.7°F) to a refreshing 17.2°C (63°F). During September nights, Haderslev records an average temperature of 11.4°C (52.5°F).Humidity
The average relative humidity in September in Haderslev is 82%.Rainfall
In September, in Haderslev, the rain falls for 16.5 days. Throughout September, 46mm (1.81") of precipitation is accumulated. Throughout the year, in Haderslev, there are 193.6 rainfall days, and 550mm (21.65") of precipitation is accumulated.Snowfall
May through October are months without snowfall in Haderslev.Daylight
The average length of the day in September is 12h and 43min.On the first day of September, sunrise is at 06:29 and sunset at 20:14. On the last day of the month, sunrise is at 07:23 and sunset at 18:59 CEST.
Sunshine
In Haderslev, the average sunshine in September is 7h.UV index
In September, the average daily maximum UV index in Haderslev is 4. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for average individuals.Note: An average maximum UV index of 4 in September leads to these recommendations:
Make use of precautions - Suggestions to resist sunburn are communicated. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are September temperatures in Haderslev?
What is the average humidity in September in Haderslev?
How much does it rain in Haderslev in September?
When it does not snow in Haderslev?
How many hours of daylight does Haderslev have in September?
When is the sunrise / sunset in September in Haderslev?
How long on average sun shines in September in Haderslev?
What is the UV index reading in September in Haderslev?
Average temperature in September
Haderslev, Denmark
- Average high temperature in September: 17.2°C
The warmest month (with the highest average high temperature) is July (20.6°C).
The month with the lowest average high temperature is January (3.3°C).
- Average low temperature in September: 11.4°C
The month with the highest average low temperature is August (13.6°C).
The coldest month (with the lowest average low temperature) is February (-0.2°C).
Average pressure in September
Haderslev, Denmark
- Average pressure in September: 1015.1mbar
The months with the highest atmospheric pressure are April and May (1015.7mbar).
The month with the lowest atmospheric pressure is November (1010.6mbar).
Average wind speed in September
Haderslev, Denmark
- Average wind speed in September: 15km/h
The windiest month (with the highest average wind speed) is December (19.5km/h).
The calmest month (with the lowest average wind speed) is August (14km/h).
Average humidity in September
Haderslev, Denmark
- Average humidity in September: 82%
The month with the highest relative humidity is December (89%).
The month with the lowest relative humidity is April (76%).
Average rainfall in September
Haderslev, Denmark
- Average rainfall in September: 46mm
The wettest month (with the highest rainfall) is December (59mm).
The driest month (with the least rainfall) is April (22mm).
Average rainfall days in September
Haderslev, Denmark
- Average rainfall days in September: 16.5 days
The month with the highest number of rainy days is July (19.1 days).
The month with the least rainy days is February (12.5 days).
Average snowfall in September
Haderslev, Denmark
- Average snowfall in September: 0mm
The month with the highest snowfall is February (44mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in September
Haderslev, Denmark
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (8.8 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Haderslev, Denmark
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 17h and 18min).
The month with the shortest days is December (Average daylight: 7h and 12min).
- Average sunshine in September: 7h and 0min
The month with the most sunshine is June (Average sunshine: 9h and 36min).
The month with the least sunshine is February (Average sunshine: 3h and 12min).
Average sunshine days in September
Haderslev, Denmark
- Average sunshine days in September: 9.4 days
The month with the most sunshine days is April (14 days).
The month with the least sunshine days is December (7.2 days).
Average UV index in September
Haderslev, Denmark
- Average UV index in September: 4
The month with the highest UV index is July (UV index 5).
The month with the lowest UV index is January (UV index 1).
Average cloud cover in September
Haderslev, Denmark
- Average cloud cover in September: 51
The month with the most cloud cover is February (Cloud cover 69).
The month with the least cloud cover is August (Cloud cover 43).
Average visibility in September
Haderslev, Denmark
- Average visibility in September: 9km
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (9km).
The month with the lowest visibility is January (8km).
Haderslev, Denmark
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