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
The arrival of September correlates with a minor temperature reduction, down from August's pleasant 21.3°C (70.3°F) to an enjoyable 16.5°C (61.7°F). In September, the average low-temperature in Bettna records at a chilly 8.8°C (47.8°F) during the nights.Humidity
The average relative humidity in September is 80%.Rainfall
In Bettna, during September, the rain falls for 12.4 days and regularly aggregates up to 27mm (1.06") of precipitation. In Bettna, during the entire year, the rain falls for 140.4 days and collects up to 387mm (15.24") of precipitation.Snowfall
June through September are months without snowfall in Bettna, Sweden.Daylight
In September, the average length of the day is 12h and 50min.On the first day of the month, sunrise is at 05:52 and sunset at 19:54. On the last day of September, in Bettna, Sweden, sunrise is at 06:57 and sunset at 18:29 CEST.
Sunshine
The average sunshine in September in Bettna is 7.8h.UV index
In Bettna, the average daily maximum UV index in September is 3. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for the average person.Note: An average UV index of 3 in September transforms into this advice:
Adopt protective measures - Requirement to safeguard skin and eyes from harm exists. When the Sun is at its strongest around midday, find shade and limit exposure. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are September temperatures in Bettna?
What is the average humidity in September in Bettna?
How much does it rain in Bettna in September?
When it does not snow in Bettna?
Does it snow in Bettna in September?
How many hours of daylight does Bettna have in September?
When is the sunrise / sunset in September in Bettna?
How many hours of sunshine does Bettna have in September?
How high is the UV index in September in Bettna?
Average temperature in September
Bettna, 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
Bettna, 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
Bettna, 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
Bettna, 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
Bettna, 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
Bettna, 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
Bettna, 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
Bettna, 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
Bettna, Sweden
- Average daylight in September: 12h and 5min
The month with the longest days is June (Average daylight: 18h and 18min).
The month with the shortest days is December (Average daylight: 6h and 24min).
- Average sunshine in September: 7h and 5min
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
Bettna, 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
Bettna, 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
Bettna, 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
Bettna, 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).
