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
In September, the average high-temperature marginally drops from a pleasant 20.4°C (68.7°F) in August to a comfortable 16.5°C (61.7°F). September is characterized by a steady nighttime low-temperature of 11.5°C (52.7°F).Humidity
The average relative humidity in September in Äppleudden is 77%.Rainfall
In Äppleudden, in September, during 9.7 rainfall days, 17mm (0.67") of precipitation is typically accumulated. Throughout the year, there are 122.5 rainfall days, and 281mm (11.06") of precipitation is accumulated.Snowfall
June through September are months without snowfall.Daylight
The average length of the day in September is 12h and 47min.On the first day of September, sunrise is at 05:55 and sunset at 19:51. On the last day of the month, sunrise is at 06:56 and sunset at 18:30 CEST.
Sunshine
In September, the average sunshine is 8.5h.UV index
In September, the average daily maximum UV index is 4. A UV Index reading of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.Note: A typical high UV index of 4 in September suggests the following recommendations:
Heed the precautions - Suggestions to avoid sunburn are made. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in September?
What is the average humidity in September?
How many days does it rain in September?
When it does not snow?
Does it snow in September?
How many hours of daylight does Äppleudden have in September?
What time are sunrise and sunset in September?
How many hours of sunshine does Äppleudden have in September?
What is the UV index reading in September?
Average temperature in September
Äppleudden, Sweden
- Average high temperature in September: 16.5°C
The warmest month (with the highest average high temperature) is July (20.6°C).
The month with the lowest average high temperature is January (1.2°C).
- Average low temperature in September: 11.5°C
The months with the highest average low temperature are July and August (14.2°C).
The coldest month (with the lowest average low temperature) is February (-1.4°C).
Average pressure in September
Äppleudden, Sweden
- Average pressure in September: 1014.3mbar
The month with the highest atmospheric pressure is May (1015.1mbar).
The month with the lowest atmospheric pressure is December (1009.3mbar).
Average wind speed in September
Äppleudden, Sweden
- Average wind speed in September: 17.7km/h
The windiest month (with the highest average wind speed) is December (20.9km/h).
The calmest month (with the lowest average wind speed) is May (14.6km/h).
Average humidity in September
Äppleudden, Sweden
- Average humidity in September: 77%
The months with the highest relative humidity are February and November (86%).
The months with the lowest relative humidity are May and June (72%).
Average rainfall in September
Äppleudden, Sweden
- Average rainfall in September: 17mm
The wettest month (with the highest rainfall) is July (37mm).
The driest month (with the least rainfall) is April (9mm).
Average rainfall days in September
Äppleudden, Sweden
- Average rainfall days in September: 9.7 days
The month with the highest number of rainy days is July (14.5 days).
The month with the least rainy days is February (5.6 days).
Average snowfall in September
Äppleudden, Sweden
- Average snowfall in September: 0mm
The month with the highest snowfall is February (67mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Äppleudden, Sweden
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (10.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Äppleudden, Sweden
- Average daylight in September: 12h and 5min
The month with the longest days is June (Average daylight: 18h and 0min).
The month with the shortest days is December (Average daylight: 6h and 42min).
- Average sunshine in September: 8h and 3min
The month with the most sunshine is June (Average sunshine: 11h and 30min).
The month with the least sunshine is February (Average sunshine: 3h and 30min).
Average sunshine days in September
Äppleudden, Sweden
- Average sunshine days in September: 17.6 days
The month with the most sunshine days is April (18.2 days).
The month with the least sunshine days is February (12.1 days).
Average UV index in September
Äppleudden, Sweden
- Average UV index in September: 4
The months with the highest UV index are June, July and August (UV index 5).
The month with the lowest UV index is January (UV index 1).
Average cloud cover in September
Äppleudden, Sweden
- Average cloud cover in September: 39
The month with the most cloud cover is February (Cloud cover 65).
The month with the least cloud cover is August (Cloud cover 34).
Average visibility in September
Äppleudden, Sweden
- Average visibility in September: 10km
The months with the highest visibility are April, May, June, July, August, September and October (10km).
The months with the lowest visibility are January, February, March, November and December (9km).
