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 signifies a gentle decline in Äsköping's average high-temperature, easing from a pleasant 21°C (69.8°F) in August to an enjoyable 16.5°C (61.7°F). During the nights in September, an average low-temperature of 9.1°C (48.4°F) is observed.Humidity
The average relative humidity in September is 79%.Rainfall
In Äsköping, in September, it is raining for 11 days, with typically 20mm (0.79") of accumulated precipitation. Throughout the year, there are 129.1 rainfall days, and 266mm (10.47") of precipitation is accumulated.Snowfall
June through September are months without snowfall in Äsköping, Sweden.Daylight
In Äsköping, the average length of the day in September is 12h and 50min.On the first day of September in Äsköping, sunrise is at 05:54 and sunset at 19:56. On the last day of the month, sunrise is at 06:59 and sunset at 18:31 CEST.
Sunshine
The average sunshine in September in Äsköping is 7.9h.UV index
In Äsköping, the average daily maximum UV index in September is 3. A UV Index of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The average daily UV index of 3 in September transforms into the following instructions:
Exercise care. People with light skin might get burns in fewer than 30 minutes. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Äsköping in September?
What is the average humidity in September in Äsköping?
How much does it rain in Äsköping in September?
When it does not snow in Äsköping?
Does it snow in Äsköping in September?
How many hours of daylight does Äsköping have in September?
When are sunrise and sunset in September in Äsköping?
How long on average sun shines in September in Äsköping?
What is the UV index reading in September in Äsköping?
Average temperature in September
Äsköping, Sweden
- Average high temperature in September: 16.5°C
The warmest month (with the highest average high temperature) is July (22.3°C).
The month with the lowest average high temperature is January (-0.8°C).
- Average low temperature in September: 9.1°C
The month with the highest average low temperature is July (12.6°C).
The coldest month (with the lowest average low temperature) is February (-4.6°C).
Average pressure in September
Äsköping, Sweden
- Average pressure in September: 1013.5mbar
The month with the highest atmospheric pressure is May (1014.6mbar).
The month with the lowest atmospheric pressure is December (1008.1mbar).
Average wind speed in September
Äsköping, Sweden
- Average wind speed in September: 12.2km/h
The windiest month (with the highest average wind speed) is December (13.8km/h).
The calmest month (with the lowest average wind speed) is August (11.1km/h).
Average humidity in September
Äsköping, Sweden
- Average humidity in September: 79%
The months with the highest relative humidity are January, February and December (90%).
The month with the lowest relative humidity is May (69%).
Average rainfall in September
Äsköping, Sweden
- Average rainfall in September: 20mm
The wettest month (with the highest rainfall) is July (42mm).
The driest month (with the least rainfall) is April (13mm).
Average rainfall days in September
Äsköping, Sweden
- Average rainfall days in September: 11 days
The month with the highest number of rainy days is July (15.7 days).
The month with the least rainy days is January (5.1 days).
Average snowfall in September
Äsköping, Sweden
- Average snowfall in September: 0mm
The month with the highest snowfall is January (66mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Äsköping, Sweden
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (12.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Äsköping, Sweden
- Average daylight in September: 12h and 5min
The month with the longest days is June (Average daylight: 18h and 24min).
The month with the shortest days is December (Average daylight: 6h and 18min).
- Average sunshine in September: 7h and 5min
The month with the most sunshine is June (Average sunshine: 12h and 12min).
The month with the least sunshine is December (Average sunshine: 2h and 54min).
Average sunshine days in September
Äsköping, Sweden
- Average sunshine days in September: 15.7 days
The month with the most sunshine days is April (16 days).
The month with the least sunshine days is February (12.1 days).
Average UV index in September
Äsköping, Sweden
- Average UV index in September: 3
The months with the highest UV index are June and July (UV index 5).
The month with the lowest UV index is January (UV index 1).
Average cloud cover in September
Äsköping, Sweden
- Average cloud cover in September: 47
The month with the most cloud cover is February (Cloud cover 68).
The months with the least cloud cover are June, July and August (Cloud cover 42).
Average visibility in September
Äsköping, Sweden
- Average visibility in September: 9km
The months with the highest visibility are April, May, June, July, August, September and October (9km).
The months with the lowest visibility are January and February (7km).
