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, Harrislee's average high-temperature eases from an agreeable 20.7°C (69.3°F) to an enjoyable 17.3°C (63.1°F). Harrislee's temperature tends to fall to an average low of 11.5°C (52.7°F) during the nights of September.Humidity
In Harrislee, the average relative humidity in September is 82%.Rainfall
In Harrislee, during September, the rain falls for 17.3 days and regularly aggregates up to 48mm (1.89") of precipitation. In Harrislee, during the entire year, the rain falls for 181.7 days and collects up to 517mm (20.35") of precipitation.Snowfall
In Harrislee, snow does not fall in May through October.Daylight
The average length of the day in September in Harrislee is 12h and 43min.On the first day of the month, sunrise is at 06:30 and sunset at 20:14. On the last day of September, sunrise is at 07:23 and sunset at 19:00 CEST.
Sunshine
In September, the average sunshine in Harrislee is 7.2h.UV index
In Harrislee, the average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for ordinary individuals.Note: A typical high UV index of 4 in September suggests the following recommendations:
Exercise care. People with light skin might get burns in fewer than 30 minutes. Direct Sun exposure should be minimized especially during midday when radiation is most intense. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage.
Frequently asked questions
What is the usual temperature for Harrislee in September?
What is the average humidity in September in Harrislee?
How many days does it rain in September in Harrislee?
When it does not snow in Harrislee?
What is the average length of the day in September in Harrislee?
When is the sunrise / sunset in September in Harrislee?
How long on average sun shines in September in Harrislee?
What is the UV index reading in September in Harrislee?
Average temperature in September
Harrislee, Germany
- Average high temperature in September: 17.3°C
The warmest month (with the highest average high temperature) is July (20.8°C).
The month with the lowest average high temperature is January (3.3°C).
- Average low temperature in September: 11.5°C
The month with the highest average low temperature is August (13.7°C).
The coldest month (with the lowest average low temperature) is February (-0.2°C).
Average pressure in September
Harrislee, Germany
- Average pressure in September: 1015.5mbar
The month with the highest atmospheric pressure is May (1015.8mbar).
The month with the lowest atmospheric pressure is November (1010.9mbar).
Average wind speed in September
Harrislee, Germany
- Average wind speed in September: 14.8km/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 (13.7km/h).
Average humidity in September
Harrislee, Germany
- Average humidity in September: 82%
The months with the highest relative humidity are January and December (89%).
The month with the lowest relative humidity is April (77%).
Average rainfall in September
Harrislee, Germany
- Average rainfall in September: 48mm
The wettest month (with the highest rainfall) is October (56mm).
The driest month (with the least rainfall) is April (20mm).
Average rainfall days in September
Harrislee, Germany
- Average rainfall days in September: 17.3 days
The month with the highest number of rainy days is October (18.7 days).
The month with the least rainy days is February (10.9 days).
Average snowfall in September
Harrislee, Germany
- Average snowfall in September: 0mm
The month with the highest snowfall is January (40mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in September
Harrislee, Germany
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (7.9 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
Harrislee, Germany
- 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 18min).
- Average sunshine in September: 7h and 1min
The month with the most sunshine is June (Average sunshine: 9h and 24min).
The months with the least sunshine are February and December (Average sunshine: 3h and 18min).
Average sunshine days in September
Harrislee, Germany
- Average sunshine days in September: 10 days
The month with the most sunshine days is April (16.6 days).
The month with the least sunshine days is December (7.7 days).
Average UV index in September
Harrislee, Germany
- 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
Harrislee, Germany
- Average cloud cover in September: 50
The month with the most cloud cover is December (Cloud cover 69).
The month with the least cloud cover is August (Cloud cover 42).
Average visibility in September
Harrislee, Germany
- 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).
Harrislee, Germany
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