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 beginning of September brings a slight decrease in the average high-temperature, transitioning from an agreeable 20.6°C (69.1°F) in August to a refreshing 16.1°C (61°F). Nighttime temperature in Kärrdal lowers to an average of 9.6°C (49.3°F) in September.Humidity
In Kärrdal, Sweden, the average relative humidity in September is 80%.Rainfall
In September, in Kärrdal, Sweden, the rain falls for 5.2 days. Throughout September, 4mm (0.16") of precipitation is accumulated. In Kärrdal, during the entire year, the rain falls for 59.2 days and collects up to 72mm (2.83") of precipitation.Snowfall
In Kärrdal, snow does not fall in June through September.Daylight
The average length of the day in September in Kärrdal is 12h and 50min.On the first day of the month, sunrise is at 05:45 and sunset at 19:49. On the last day of September, sunrise is at 06:52 and sunset at 18:23 CEST.
Sunshine
The average sunshine in September is 8.1h.UV index
In Kärrdal, the average daily maximum UV index in September is 3. A UV Index reading of 3 to 5 represents a moderate threat to health from unsafe exposure to UV radiation for the average person.Note: A daily high UV index of 3 in September leads to these guidelines:
Ensure safety - Recommendations to avert sunburn are presented. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Kärrdal in September?
What is the average humidity in September in Kärrdal?
How many days does it rain in September in Kärrdal?
When it does not snow in Kärrdal?
Does it snow in Kärrdal in September?
What is the average length of the day in September in Kärrdal?
When is the sunrise / sunset in September in Kärrdal?
How many hours of sunshine does Kärrdal have in September?
What is the UV index intensity in September in Kärrdal?
Average temperature in September
Kärrdal, Sweden
- Average high temperature in September: 16.1°C
The warmest month (with the highest average high temperature) is July (21.3°C).
The month with the lowest average high temperature is January (-0.5°C).
- Average low temperature in September: 9.6°C
The month with the highest average low temperature is July (13.2°C).
The coldest month (with the lowest average low temperature) is January (-3.8°C).
Average pressure in September
Kärrdal, Sweden
- Average pressure in September: 1013.4mbar
The month with the highest atmospheric pressure is May (1014.8mbar).
The month with the lowest atmospheric pressure is December (1007.8mbar).
Average wind speed in September
Kärrdal, Sweden
- Average wind speed in September: 13.8km/h
The windiest month (with the highest average wind speed) is December (18.1km/h).
The calmest months (with the lowest average wind speed) are July and August (12.3km/h).
Average humidity in September
Kärrdal, Sweden
- Average humidity in September: 80%
The months with the highest relative humidity are January, February and December (88%).
The month with the lowest relative humidity is May (71%).
Average rainfall in September
Kärrdal, Sweden
- Average rainfall in September: 4mm
The wettest month (with the highest rainfall) is July (9mm).
The driest month (with the least rainfall) is April (2mm).
Average rainfall days in September
Kärrdal, Sweden
- Average rainfall days in September: 5.2 days
The month with the highest number of rainy days is July (6.8 days).
The month with the least rainy days is February (3 days).
Average snowfall in September
Kärrdal, Sweden
- Average snowfall in September: 0mm
The month with the highest snowfall is February (14mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Kärrdal, Sweden
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (7.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Kärrdal, Sweden
- Average daylight in September: 12h and 5min
The month with the longest days is June (Average daylight: 18h and 30min).
The month with the shortest days is December (Average daylight: 6h and 12min).
- Average sunshine in September: 8h and 1min
The month with the most sunshine is June (Average sunshine: 12h and 0min).
The month with the least sunshine is December (Average sunshine: 2h and 30min).
Average sunshine days in September
Kärrdal, Sweden
- Average sunshine days in September: 23.7 days
The month with the most sunshine days is March (24.4 days).
The month with the least sunshine days is December (21.4 days).
Average UV index in September
Kärrdal, 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 and February (UV index 1).
Average cloud cover in September
Kärrdal, Sweden
- Average cloud cover in September: 43
The month with the most cloud cover is February (Cloud cover 67).
The month with the least cloud cover is August (Cloud cover 38).
Average visibility in September
Kärrdal, Sweden
- Average visibility in September: 9km
The months with the highest visibility are April and June (10km).
The months with the lowest visibility are January, February, March, May, July, August, September, October, November and December (9km).
