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
September reveals a small adjustment in temperature, transitioning from an average high of 19.7°C (67.5°F) in August to a still comfortable 16°C (60.8°F). Nighttime temperatures in September average to a frosty 9°C (48.2°F).Humidity
In September, the average relative humidity is 83%.Rainfall
In September, in Sätila, the rain falls for 16.9 days. Throughout September, 50mm (1.97") of precipitation is accumulated. Throughout the year, there are 183.7 rainfall days, and 592mm (23.31") 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 06:12 and sunset at 20:07. On the last day of the month, sunrise is at 07:13 and sunset at 18:46 CEST.
Sunshine
The average sunshine in September in Sätila, Sweden, is 7.1h.UV index
In Sätila, the average daily maximum UV index in September is 3. A UV Index of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for average individuals.Note: In September, an average UV index of 3 transforms into the following instructions:
Guard yourself - An obligation to protect skin and eyes from harm exists. Direct Sun exposure should be minimized especially during midday when radiation is most intense. To cut down UV radiation exposure by about half, sport a wide-brim hat.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are September temperatures?
What is the average humidity in September?
How much does it rain in September?
When it does not snow?
Does it snow in Sätila in September?
What is the average length of the day in September?
What time are sunrise and sunset in September?
How many hours of sunshine does Sätila have in September?
How high is the UV index in September?
Average temperature in September
Sätila, Sweden
- Average high temperature in September: 16°C
The warmest month (with the highest average high temperature) is July (20.8°C).
The month with the lowest average high temperature is January (0.5°C).
- Average low temperature in September: 9°C
The months with the highest average low temperature are July and August (11.7°C).
The coldest month (with the lowest average low temperature) is February (-3.6°C).
Average pressure in September
Sätila, Sweden
- Average pressure in September: 1013.9mbar
The months with the highest atmospheric pressure are April and May (1014.7mbar).
The month with the lowest atmospheric pressure is December (1009mbar).
Average wind speed in September
Sätila, Sweden
- Average wind speed in September: 12.8km/h
The windiest month (with the highest average wind speed) is December (15.6km/h).
The calmest month (with the lowest average wind speed) is August (11.6km/h).
Average humidity in September
Sätila, Sweden
- Average humidity in September: 83%
The months with the highest relative humidity are January, February, November and December (90%).
The months with the lowest relative humidity are April and May (73%).
Average rainfall in September
Sätila, Sweden
- Average rainfall in September: 50mm
The wettest month (with the highest rainfall) is December (64mm).
The driest month (with the least rainfall) is April (26mm).
Average rainfall days in September
Sätila, Sweden
- Average rainfall days in September: 16.9 days
The month with the highest number of rainy days is August (18.5 days).
The month with the least rainy days is February (9.8 days).
Average snowfall in September
Sätila, Sweden
- Average snowfall in September: 0mm
The month with the highest snowfall is January (103mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Sätila, Sweden
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (12 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Sätila, Sweden
- Average daylight in September: 12h and 5min
The month with the longest days is June (Average daylight: 17h and 54min).
The month with the shortest days is December (Average daylight: 6h and 42min).
- Average sunshine in September: 7h and 1min
The month with the most sunshine is June (Average sunshine: 10h and 12min).
The month with the least sunshine is February (Average sunshine: 3h and 6min).
Average sunshine days in September
Sätila, Sweden
- Average sunshine days in September: 10.5 days
The month with the most sunshine days is April (14.2 days).
The month with the least sunshine days is December (7.8 days).
Average UV index in September
Sätila, 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 December (UV index 1).
Average cloud cover in September
Sätila, Sweden
- Average cloud cover in September: 53
The months with the most cloud cover are November and December (Cloud cover 69).
The months with the least cloud cover are April and May (Cloud cover 44).
Average visibility in September
Sätila, Sweden
- Average visibility in September: 8km
The months with the highest visibility are April, May, June, July and August (9km).
The months with the lowest visibility are January, February, March, September, October, November and December (8km).
