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 heralds a minor drop in average high-temperature, sliding from August's pleasant 20.2°C (68.4°F) to a comfortable 16.6°C (61.9°F). Recording a slight drop from the daily maximum, Hvalsø notes an average low temperature of 12.5°C (54.5°F) in the month of September.Humidity
The average relative humidity in September in Hvalsø is 80%.Rainfall
In Hvalsø, in September, during 15.5 rainfall days, 33mm (1.3") of precipitation is typically accumulated. In Hvalsø, during the entire year, the rain falls for 164.1 days and collects up to 310mm (12.2") of precipitation.Snowfall
In Hvalsø, snow does not fall in May through October.Daylight
The average length of the day in September is 12h and 44min.On the first day of September, sunrise is at 06:18 and sunset at 20:05. On the last day of the month, sunrise is at 07:14 and sunset at 18:50 CEST.
Sunshine
The average sunshine in September is 7.8h.UV index
In September, the average daily maximum UV index is 4. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for ordinary individuals.Note: During September, 4 as the daily maximum UV index converts into the following advice:
Undertake precautions - Obligation exists to protect against skin and eye damage. Avoiding the Sun during its peak radiation time around midday is a healthy practice. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes.
Frequently asked questions
What is the usual temperature for Hvalsø in September?
What is the average humidity in September in Hvalsø?
How much does it rain in Hvalsø in September?
When it does not snow in Hvalsø?
How many hours of daylight does Hvalsø have in September?
What time are sunrise and sunset in September in Hvalsø?
How long on average sun shines in September in Hvalsø?
How high is the UV index in September in Hvalsø?
Average temperature in September
Hvalsø, Denmark
- Average high temperature in September: 16.6°C
The warmest month (with the highest average high temperature) is July (20.3°C).
The month with the lowest average high temperature is February (2.7°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 (-0.4°C).
Average pressure in September
Hvalsø, Denmark
- Average pressure in September: 1015.1mbar
The month with the highest atmospheric pressure is April (1015.5mbar).
The month with the lowest atmospheric pressure is December (1011mbar).
Average wind speed in September
Hvalsø, Denmark
- Average wind speed in September: 17.5km/h
The windiest month (with the highest average wind speed) is December (21km/h).
The calmest month (with the lowest average wind speed) is July (15km/h).
Average humidity in September
Hvalsø, Denmark
- Average humidity in September: 80%
The months with the highest relative humidity are January, February, November and December (87%).
The months with the lowest relative humidity are May and June (77%).
Average rainfall in September
Hvalsø, Denmark
- Average rainfall in September: 33mm
The wettest month (with the highest rainfall) is August (43mm).
The driest month (with the least rainfall) is April (12mm).
Average rainfall days in September
Hvalsø, Denmark
- Average rainfall days in September: 15.5 days
The month with the highest number of rainy days is August (17.1 days).
The month with the least rainy days is February (9.4 days).
Average snowfall in September
Hvalsø, Denmark
- Average snowfall in September: 0mm
The month with the highest snowfall is February (28mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in September
Hvalsø, Denmark
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (7.5 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
Hvalsø, 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 5min
The month with the most sunshine is June (Average sunshine: 10h and 6min).
The month with the least sunshine is December (Average sunshine: 3h and 12min).
Average sunshine days in September
Hvalsø, Denmark
- Average sunshine days in September: 10.8 days
The month with the most sunshine days is April (16 days).
The month with the least sunshine days is December (8.5 days).
Average UV index in September
Hvalsø, 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
Hvalsø, Denmark
- Average cloud cover in September: 47
The month with the most cloud cover is December (Cloud cover 70).
The months with the least cloud cover are June and August (Cloud cover 39).
Average visibility in September
Hvalsø, 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).
Hvalsø, Denmark
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