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
September is marked by a subtle drop in average high-temperatures, transitioning from a pleasant 20.3°C (68.5°F) in August to an enjoyable 16.8°C (62.2°F). September nights reflect a consistent temperature dip to a cool 12.3°C (54.1°F), a slight descent from daytime peaks.Humidity
The average relative humidity in September is 81%.Rainfall
In Lille Salby, in September, during 13.2 rainfall days, 28mm (1.1") of precipitation is typically accumulated. In Lille Salby, during the entire year, the rain falls for 157.9 days and collects up to 353mm (13.9") of precipitation.Snowfall
May through October are months without snowfall in Lille Salby.Daylight
In Lille Salby, the average length of the day in September is 12h and 44min.On the first day of the month, sunrise is at 06:18 and sunset at 20:04. On the last day of September, in Lille Salby, sunrise is at 07:13 and sunset at 18:49 CEST.
Sunshine
In September, the average sunshine in Lille Salby, Denmark, is 7.7h.UV index
In Lille Salby, the average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for ordinary individuals.Note: A maximum daily UV index of 4 during September morphs into the following directions:
Be vigilant - Preventing sunburn is recommended. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear.
Frequently asked questions
What is the temperature in September in Lille Salby?
What is the average humidity in September in Lille Salby?
How much does it rain in Lille Salby in September?
When it does not snow in Lille Salby?
How many hours of daylight does Lille Salby have in September?
When are sunrise and sunset in September in Lille Salby?
How long on average sun shines in September in Lille Salby?
How high is the UV index in September in Lille Salby?
Average temperature in September
Lille Salby, Denmark
- Average high temperature in September: 16.8°C
The warmest month (with the highest average high temperature) is July (20.4°C).
The month with the lowest average high temperature is February (2.8°C).
- Average low temperature in September: 12.3°C
The month with the highest average low temperature is August (15°C).
The coldest month (with the lowest average low temperature) is February (-0.3°C).
Average pressure in September
Lille Salby, Denmark
- Average pressure in September: 1015.3mbar
The month with the highest atmospheric pressure is April (1015.6mbar).
The months with the lowest atmospheric pressure are November and December (1011.4mbar).
Average wind speed in September
Lille Salby, Denmark
- Average wind speed in September: 16.4km/h
The windiest month (with the highest average wind speed) is December (19.8km/h).
The calmest month (with the lowest average wind speed) is July (14.3km/h).
Average humidity in September
Lille Salby, 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 May and June (77%).
Average rainfall in September
Lille Salby, Denmark
- Average rainfall in September: 28mm
The wettest month (with the highest rainfall) is August (46mm).
The driest month (with the least rainfall) is April (15mm).
Average rainfall days in September
Lille Salby, Denmark
- Average rainfall days in September: 13.2 days
The month with the highest number of rainy days is July (17 days).
The month with the least rainy days is February (9.4 days).
Average snowfall in September
Lille Salby, Denmark
- Average snowfall in September: 0mm
The month with the highest snowfall is December (40mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in September
Lille Salby, Denmark
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (8.3 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
Lille Salby, Denmark
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 17h and 24min).
The month with the shortest days is December (Average daylight: 7h and 12min).
- Average sunshine in September: 7h and 4min
The month with the most sunshine is August (Average sunshine: 9h and 24min).
The months with the least sunshine are January and December (Average sunshine: 3h and 0min).
Average sunshine days in September
Lille Salby, Denmark
- Average sunshine days in September: 12.6 days
The month with the most sunshine days is April (15.8 days).
The month with the least sunshine days is February (11.4 days).
Average UV index in September
Lille Salby, Denmark
- Average UV index in September: 4
The months with the highest UV index are June, July and August (UV index 5).
The month with the lowest UV index is January (UV index 1).
Average cloud cover in September
Lille Salby, Denmark
- Average cloud cover in September: 46
The month with the most cloud cover is December (Cloud cover 72).
The month with the least cloud cover is August (Cloud cover 38).
Average visibility in September
Lille Salby, Denmark
- Average visibility in September: 10km
The months with the highest visibility are June, July, August and September (10km).
The months with the lowest visibility are January, February, March, April, May, October, November and December (9km).
Lille Salby, Denmark
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