September weather forecastMalmköping, Sweden
September
Weather in September
September, the first month of the autumn in Malmköping, is also an enjoyable month, with an average temperature varying between 16.5°C (61.7°F) and 8.8°C (47.8°F).Temperature
With the onset of September, Malmköping's climate undergoes a slight change as the average high-temperature moves from a pleasant 21.3°C (70.3°F) in August to a comfortable 16.5°C (61.7°F). Nighttime temperatures hover around an average low of 8.8°C (47.8°F) in September.Humidity
In September, the average relative humidity is 80%.Rainfall
In Malmköping, in September, it is raining for 12.4 days, with typically 27mm (1.06") of accumulated precipitation. Throughout the year, there are 140.4 rainfall days, and 387mm (15.24") of precipitation is accumulated.Snowfall
In Malmköping, snow does not fall in June through September.Daylight
In Malmköping, the average length of the day in September is 12h and 50min.On the first day of the month, sunrise is at 05:51 and sunset at 19:54. On the last day of September, sunrise is at 06:56 and sunset at 18:28 CEST.
Sunshine
In Malmköping, Sweden, the average sunshine in September is 7.8h.UV index
The average daily maximum UV index in September is 3. A UV Index estimate of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for the average person.Note: A typical high UV index of 3 in September suggests the following recommendations:
Ensure safety - Sun damage prevention is strongly urged. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Malmköping, Sweden
- Average high temperature in September: 16.5°C
The warmest month (with the highest average high temperature) is July (22.4°C).
The month with the lowest average high temperature is January (-0.8°C).
- Average low temperature in September: 8.8°C
The month with the highest average low temperature is July (12.4°C).
The coldest months (with the lowest average low temperature) are January and February (-4.6°C).
Average pressure in September
Malmköping, Sweden
- Average pressure in September: 1013.6mbar
The month with the highest atmospheric pressure is May (1014.7mbar).
The month with the lowest atmospheric pressure is December (1008.1mbar).
Average wind speed in September
Malmköping, Sweden
- Average wind speed in September: 12.1km/h
The windiest month (with the highest average wind speed) is December (14km/h).
The calmest month (with the lowest average wind speed) is August (10.9km/h).
Average humidity in September
Malmköping, Sweden
- Average humidity in September: 80%
The months with the highest relative humidity are January, February, November and December (90%).
The months with the lowest relative humidity are May and June (70%).
Average rainfall in September
Malmköping, Sweden
- Average rainfall in September: 27mm
The wettest month (with the highest rainfall) is July (57mm).
The driest month (with the least rainfall) is April (19mm).
Average rainfall days in September
Malmköping, Sweden
- Average rainfall days in September: 12.4 days
The month with the highest number of rainy days is July (17.8 days).
The month with the least rainy days is February (5.8 days).
Average snowfall in September
Malmköping, Sweden
- Average snowfall in September: 0mm
The month with the highest snowfall is February (112mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Malmköping, Sweden
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (12.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Malmköping, Sweden
- Average daylight in September: 12h and 48min
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 48min
The month with the most sunshine is June (Average sunshine: 11h and 54min).
The month with the least sunshine is December (Average sunshine: 2h and 42min).
Average sunshine days in September
Malmköping, Sweden
- Average sunshine days in September: 15 days
The month with the most sunshine days is October (17 days).
The month with the least sunshine days is July (10.3 days).
Average UV index in September
Malmköping, 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
Malmköping, Sweden
- Average cloud cover in September: 47
The month with the most cloud cover is February (Cloud cover 68).
The month with the least cloud cover is June (Cloud cover 42).
Average visibility in September
Malmköping, Sweden
- Average visibility in September: 8km
The months with the highest visibility are April, May, June, July, August and October (9km).
The months with the lowest visibility are January and February (7km).





