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's onset corresponds with a subtle shift in the average high-temperature, slightly moving from a pleasant 20.4°C (68.7°F) in August to an enjoyable 16.9°C (62.4°F). In Haslev, the nighttime temperature shows a slight difference from the daytime high, averaging to a fresh 12.5°C (54.5°F) during September.Humidity
In Haslev, the average relative humidity in September is 81%.Rainfall
In Haslev, during September, the rain falls for 13.5 days and regularly aggregates up to 40mm (1.57") of precipitation. Throughout the year, in Haslev, Denmark, there are 177.9 rainfall days, and 454mm (17.87") of precipitation is accumulated.Snowfall
In Haslev, snow does not fall in May through October.Daylight
In September, the average length of the day in Haslev is 12h and 44min.On the first day of the month, sunrise is at 06:18 and sunset at 20:05. On the last day of September, in Haslev, Denmark, sunrise is at 07:13 and sunset at 18:50 CEST.
Sunshine
The average sunshine in September in Haslev, Denmark, is 7.9h.UV index
In September, the average daily maximum UV index in Haslev is 4. A UV Index estimate of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for average individuals.Note: The UV index of 4 in September translates into these instructions:
Be vigilant - Suggestions to stave off sun damage are provided. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Haslev in September?
What is the average humidity in September in Haslev?
How much does it rain in Haslev in September?
When it does not snow in Haslev?
What is the average length of the day in September in Haslev?
When is the sunrise / sunset in September in Haslev?
How many hours of sunshine does Haslev have in September?
What is the UV index reading in September in Haslev?
Average temperature in September
Haslev, Denmark
- Average high temperature in September: 16.9°C
The warmest months (with the highest average high temperature) are July and August (20.4°C).
The month with the lowest average high temperature is January (2.8°C).
- Average low temperature in September: 12.5°C
The month with the highest average low temperature is August (14.9°C).
The coldest month (with the lowest average low temperature) is February (-0.3°C).
Average pressure in September
Haslev, Denmark
- Average pressure in September: 1015.4mbar
The month with the highest atmospheric pressure is April (1015.6mbar).
The month with the lowest atmospheric pressure is November (1011.4mbar).
Average wind speed in September
Haslev, Denmark
- Average wind speed in September: 16.2km/h
The windiest month (with the highest average wind speed) is December (19.6km/h).
The calmest months (with the lowest average wind speed) are June and July (14.6km/h).
Average humidity in September
Haslev, Denmark
- Average humidity in September: 81%
The months with the highest relative humidity are January, November and December (88%).
The months with the lowest relative humidity are April, May, June, July and August (78%).
Average rainfall in September
Haslev, Denmark
- Average rainfall in September: 40mm
The wettest month (with the highest rainfall) is August (51mm).
The driest month (with the least rainfall) is April (18mm).
Average rainfall days in September
Haslev, Denmark
- Average rainfall days in September: 13.5 days
The month with the highest number of rainy days is August (17.8 days).
The month with the least rainy days is February (11.6 days).
Average snowfall in September
Haslev, Denmark
- Average snowfall in September: 0mm
The month with the highest snowfall is December (45mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in September
Haslev, Denmark
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (9.4 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Haslev, 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 5min
The month with the most sunshine is August (Average sunshine: 9h and 36min).
The month with the least sunshine is December (Average sunshine: 3h and 6min).
Average sunshine days in September
Haslev, Denmark
- Average sunshine days in September: 11.9 days
The month with the most sunshine days is April (14.3 days).
The month with the least sunshine days is December (6.9 days).
Average UV index in September
Haslev, Denmark
- Average UV index in September: 4
The months with the highest UV index are July and August (UV index 5).
The month with the lowest UV index is January (UV index 1).
Average cloud cover in September
Haslev, Denmark
- Average cloud cover in September: 45
The month with the most cloud cover is December (Cloud cover 71).
The month with the least cloud cover is August (Cloud cover 38).
Average visibility in September
Haslev, Denmark
- Average visibility in September: 10km
The months with the highest visibility are June, July, August and September (10km).
The month with the lowest visibility is January (8km).
