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
A moderate decline in average high-temperatures is noted in September, moving from a pleasant 21.1°C (70°F) in August to a refreshing 16.3°C (61.3°F). Kvarnbo observes an average low-temperature of 8.7°C (47.7°F) during September nights.Humidity
In September, the average relative humidity is 80%.Rainfall
In Kvarnbo, in September, during 11.7 rainfall days, 21mm (0.83") of precipitation is typically accumulated. Throughout the year, in Kvarnbo, there are 133.9 rainfall days, and 332mm (13.07") of precipitation is accumulated.Snowfall
June through September are months without snowfall.Daylight
In September, the average length of the day is 12h and 52min.On the first day of the month, sunrise is at 05:46 and sunset at 19:52. On the last day of September, sunrise is at 06:54 and sunset at 18:25 CEST.
Sunshine
In Kvarnbo, the average sunshine in September is 7.9h.UV index
The average daily maximum UV index in September is 3. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for average individuals.Note: The average daily UV index of 3 in September transforms into the following instructions:
Ensure safety - Imperative it is to shield skin and eyes from damage. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average September temperature?
What is the average humidity in September?
How much does it rain in September?
When it does not snow?
Does it snow in September?
What is the average length of the day in September?
When are sunrise and sunset in September?
How many hours of sunshine does Kvarnbo have in September?
What is the UV index intensity in September?
Average temperature in September
Kvarnbo, Sweden
- Average high temperature in September: 16.3°C
The warmest month (with the highest average high temperature) is July (22°C).
The month with the lowest average high temperature is January (-1°C).
- Average low temperature in September: 8.7°C
The month with the highest average low temperature is July (12.4°C).
The coldest month (with the lowest average low temperature) is January (-4.9°C).
Average pressure in September
Kvarnbo, Sweden
- Average pressure in September: 1013.1mbar
The month with the highest atmospheric pressure is May (1014.7mbar).
The month with the lowest atmospheric pressure is December (1007.4mbar).
Average wind speed in September
Kvarnbo, Sweden
- Average wind speed in September: 11.1km/h
The windiest month (with the highest average wind speed) is December (13.3km/h).
The calmest months (with the lowest average wind speed) are July and August (10.3km/h).
Average humidity in September
Kvarnbo, Sweden
- Average humidity in September: 80%
The months with the highest relative humidity are January, February and December (90%).
The month with the lowest relative humidity is May (70%).
Average rainfall in September
Kvarnbo, Sweden
- Average rainfall in September: 21mm
The wettest month (with the highest rainfall) is July (50mm).
The driest month (with the least rainfall) is February (15mm).
Average rainfall days in September
Kvarnbo, Sweden
- Average rainfall days in September: 11.7 days
The month with the highest number of rainy days is July (18.2 days).
The month with the least rainy days is February (4.4 days).
Average snowfall in September
Kvarnbo, Sweden
- Average snowfall in September: 0mm
The month with the highest snowfall is February (90mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Kvarnbo, Sweden
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (12.9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Kvarnbo, Sweden
- Average daylight in September: 12h and 5min
The month with the longest days is June (Average daylight: 18h and 42min).
The month with the shortest days is December (Average daylight: 6h and 6min).
- 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: 2h and 24min).
Average sunshine days in September
Kvarnbo, Sweden
- Average sunshine days in September: 15.2 days
The month with the most sunshine days is October (16.2 days).
The month with the least sunshine days is July (11.4 days).
Average UV index in September
Kvarnbo, Sweden
- Average UV index in September: 3
The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February and March (UV index 1).
Average cloud cover in September
Kvarnbo, Sweden
- Average cloud cover in September: 48
The month with the most cloud cover is February (Cloud cover 68).
The months with the least cloud cover are July and August (Cloud cover 42).
Average visibility in September
Kvarnbo, Sweden
- Average visibility in September: 8km
The months with the highest visibility are April, May, June, July, August and October (9km).
The month with the lowest visibility is February (7km).
