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 ushers in a minute temperature change, with average high-temperatures reducing from August's 19.9°C (67.8°F) to a still comfortable 16.6°C (61.9°F). Slet maintains a consistent average nighttime low-temperature of 11.9°C (53.4°F) throughout September.Humidity
In September, the average relative humidity in Slet is 80%.Rainfall
In Slet, Denmark, during September, the rain falls for 10.5 days and regularly aggregates up to 26mm (1.02") of precipitation. In Slet, Denmark, during the entire year, the rain falls for 142.6 days and collects up to 304mm (11.97") of precipitation.Snowfall
May through September are months without snowfall.Daylight
In Slet, the average length of the day in September is 12h and 45min.On the first day of the month, sunrise is at 06:24 and sunset at 20:13. On the last day of September, sunrise is at 07:21 and sunset at 18:56 CEST.
Sunshine
In Slet, the average sunshine in September is 7.6h.UV index
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 the average person.Note: A maximum UV index of 4 in September translates into the following recommendations:
Adopt protective measures - Requirement to safeguard skin and eyes from harm exists. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in September in Slet?
What is the average humidity in September in Slet?
How much does it rain in Slet in September?
When it does not snow in Slet?
Does it snow in Slet in September?
How many hours of daylight does Slet have in September?
When is the sunrise / sunset in September in Slet?
How long on average sun shines in September in Slet?
How high is the UV index in September in Slet?
Average temperature in September
Slet, Denmark
- Average high temperature in September: 16.6°C
The warmest month (with the highest average high temperature) is July (20.2°C).
The month with the lowest average high temperature is February (3°C).
- Average low temperature in September: 11.9°C
The month with the highest average low temperature is August (14.1°C).
The coldest month (with the lowest average low temperature) is February (0.3°C).
Average pressure in September
Slet, Denmark
- Average pressure in September: 1014.6mbar
The month with the highest atmospheric pressure is April (1015.4mbar).
The month with the lowest atmospheric pressure is December (1010.2mbar).
Average wind speed in September
Slet, Denmark
- Average wind speed in September: 17.2km/h
The windiest month (with the highest average wind speed) is December (20.6km/h).
The calmest month (with the lowest average wind speed) is July (15.2km/h).
Average humidity in September
Slet, Denmark
- Average humidity in September: 80%
The month with the highest relative humidity is December (87%).
The months with the lowest relative humidity are April and May (75%).
Average rainfall in September
Slet, Denmark
- Average rainfall in September: 26mm
The wettest month (with the highest rainfall) is July (43mm).
The driest month (with the least rainfall) is April (16mm).
Average rainfall days in September
Slet, Denmark
- Average rainfall days in September: 10.5 days
The month with the highest number of rainy days is July (15.1 days).
The month with the least rainy days is February (8.1 days).
Average snowfall in September
Slet, Denmark
- Average snowfall in September: 0mm
The month with the highest snowfall is January (32mm).
The months with the least snowfall are May, June, July, August and September (0mm).
Average snowfall days in September
Slet, Denmark
- Average snowfall days in September: 0 days
The months with the highest number of snowfall days are January and February (8.2 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
Slet, 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 4min
The month with the most sunshine is June (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 3h and 12min).
Average sunshine days in September
Slet, Denmark
- Average sunshine days in September: 15.5 days
The month with the most sunshine days is September (15.5 days).
The month with the least sunshine days is February (10.9 days).
Average UV index in September
Slet, 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
Slet, Denmark
- Average cloud cover in September: 46
The month with the most cloud cover is February (Cloud cover 68).
The month with the least cloud cover is June (Cloud cover 40).
Average visibility in September
Slet, 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).
