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
Vadstena's weather in September involves a mild decrease in the average high-temperature, moving down slightly from August's refreshing 19.8°C (67.6°F) to a mild 15.6°C (60.1°F). September is noted for a mean low-temperature of 10.3°C (50.5°F).Humidity
In Vadstena, the average relative humidity in September is 79%.Rainfall
In September, in Vadstena, the rain falls for 14 days. Throughout September, 37mm (1.46") of precipitation is accumulated. Throughout the year, there are 157.8 rainfall days, and 475mm (18.7") of precipitation is accumulated.Snowfall
June through September are months without snowfall.Daylight
In Vadstena, the average length of the day in September is 12h and 49min.On the first day of the month, sunrise is at 06:00 and sunset at 19:59. On the last day of September, sunrise is at 07:03 and sunset at 18:36 CEST.
Sunshine
In Vadstena, the average sunshine in September is 7.8h.UV index
In September, the average daily maximum UV index is 3. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for ordinary individuals.Note: The maximum UV index, 3 during September, leads to the following recommendations:
Take precautions - Protection against skin and eye damage is obliged. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit.
Frequently asked questions
What is the temperature in September in Vadstena?
What is the average humidity in September in Vadstena?
How many days does it rain in September in Vadstena?
When it does not snow in Vadstena?
Does it snow in Vadstena in September?
What is the average length of the day in September in Vadstena?
What time are sunrise and sunset in September in Vadstena?
How many hours of sunshine does Vadstena have in September?
What is the UV index reading in September in Vadstena?
Average temperature in September
Vadstena, Sweden
- Average high temperature in September: 15.6°C
The warmest month (with the highest average high temperature) is July (20.2°C).
The month with the lowest average high temperature is January (0°C).
- Average low temperature in September: 10.3°C
The month with the highest average low temperature is August (13.3°C).
The coldest months (with the lowest average low temperature) are January and February (-2.8°C).
Average pressure in September
Vadstena, Sweden
- Average pressure in September: 1013.8mbar
The month with the highest atmospheric pressure is May (1014.7mbar).
The month with the lowest atmospheric pressure is December (1008.6mbar).
Average wind speed in September
Vadstena, Sweden
- Average wind speed in September: 16.2km/h
The windiest month (with the highest average wind speed) is December (18.3km/h).
The calmest month (with the lowest average wind speed) is May (13.2km/h).
Average humidity in September
Vadstena, Sweden
- Average humidity in September: 79%
The months with the highest relative humidity are January and February (88%).
The month with the lowest relative humidity is May (72%).
Average rainfall in September
Vadstena, Sweden
- Average rainfall in September: 37mm
The wettest month (with the highest rainfall) is July (71mm).
The driest month (with the least rainfall) is April (18mm).
Average rainfall days in September
Vadstena, Sweden
- Average rainfall days in September: 14 days
The month with the highest number of rainy days is August (18.3 days).
The month with the least rainy days is February (7 days).
Average snowfall in September
Vadstena, Sweden
- Average snowfall in September: 0mm
The month with the highest snowfall is February (110mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Vadstena, Sweden
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (14.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Vadstena, Sweden
- Average daylight in September: 12h and 5min
The month with the longest days is June (Average daylight: 18h and 12min).
The month with the shortest days is December (Average daylight: 6h and 30min).
- Average sunshine in September: 7h and 5min
The month with the most sunshine is June (Average sunshine: 11h and 48min).
The month with the least sunshine is December (Average sunshine: 3h and 6min).
Average sunshine days in September
Vadstena, Sweden
- Average sunshine days in September: 12.7 days
The month with the most sunshine days is April (15.2 days).
The month with the least sunshine days is August (8.8 days).
Average UV index in September
Vadstena, Sweden
- Average UV index in September: 3
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
Vadstena, Sweden
- Average cloud cover in September: 47
The month with the most cloud cover is February (Cloud cover 69).
The month with the least cloud cover is June (Cloud cover 41).
Average visibility in September
Vadstena, Sweden
- Average visibility in September: 9km
The months with the highest visibility are June and August (10km).
The month with the lowest visibility is January (8km).
Vadstena, Sweden
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