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
Weather in September
Temperature
September signals a slight drop in average high-temperature, sliding from August's pleasant 20.1°C (68.2°F) to a refreshing 16.7°C (62.1°F). A minor drop in temperature is observed from daytime highs in Arrie, Sweden, during the nights of September, averaging 13.4°C (56.1°F).Humidity
In September, the average relative humidity is 77%.Rainfall
In Arrie, during September, the rain falls for 10.9 days and regularly aggregates up to 21mm (0.83") of precipitation. Throughout the year, there are 126.9 rainfall days, and 230mm (9.06") of precipitation is accumulated.Snowfall
In Arrie, snow does not fall in May through October.Daylight
The average length of the day in September is 12h and 44min.On the first day of September in Arrie, sunrise is at 06:14 and sunset at 20:00. On the last day of the month, sunrise is at 07:09 and sunset at 18:45 CEST.
Sunshine
The average sunshine in September is 7.9h.UV index
The average daily maximum UV index in September in Arrie is 4. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for ordinary individuals.Note: During September, 4 as the daily maximum UV index converts into the following advice:
Act with care - The need to guard against sun damage is communicated. To guard against the harmful effects of the Sun, minimize exposure during midday. Enhance your sun protection with tightly woven, yet airy clothing.
Frequently asked questions
What is the usual temperature for Arrie in September?
What is the average humidity in September in Arrie?
How much does it rain in Arrie in September?
When it does not snow in Arrie?
How many hours of daylight does Arrie have in September?
When are sunrise and sunset in September in Arrie?
How long on average sun shines in September in Arrie?
What is the UV index reading in September in Arrie?
Average temperature in September
Arrie, Sweden
- Average high temperature in September: 16.7°C
The warmest months (with the highest average high temperature) are July and August (20.1°C).
The month with the lowest average high temperature is February (2.6°C).
- Average low temperature in September: 13.4°C
The month with the highest average low temperature is August (16°C).
The coldest month (with the lowest average low temperature) is February (0.2°C).
Average pressure in September
Arrie, Sweden
- Average pressure in September: 1015.4mbar
The month with the highest atmospheric pressure is April (1015.6mbar).
The month with the lowest atmospheric pressure is December (1011.5mbar).
Average wind speed in September
Arrie, Sweden
- Average wind speed in September: 20.6km/h
The windiest month (with the highest average wind speed) is December (24.5km/h).
The calmest month (with the lowest average wind speed) is June (17.3km/h).
Average humidity in September
Arrie, Sweden
- Average humidity in September: 77%
The months with the highest relative humidity are January and February (86%).
The months with the lowest relative humidity are May, June, July and August (75%).
Average rainfall in September
Arrie, Sweden
- Average rainfall in September: 21mm
The wettest month (with the highest rainfall) is July (28mm).
The driest month (with the least rainfall) is April (8mm).
Average rainfall days in September
Arrie, Sweden
- Average rainfall days in September: 10.9 days
The month with the highest number of rainy days is July (12.9 days).
The month with the least rainy days is February (7.8 days).
Average snowfall in September
Arrie, Sweden
- Average snowfall in September: 0mm
The month with the highest snowfall is January (22mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in September
Arrie, Sweden
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (7.8 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Arrie, Sweden
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 17h and 24min).
The month with the shortest days is December (Average daylight: 7h and 12min).
- Average sunshine in September: 7h and 5min
The month with the most sunshine is August (Average sunshine: 9h and 48min).
The month with the least sunshine is December (Average sunshine: 2h and 48min).
Average sunshine days in September
Arrie, Sweden
- Average sunshine days in September: 15.5 days
The month with the most sunshine days is April (18.8 days).
The month with the least sunshine days is December (11.9 days).
Average UV index in September
Arrie, 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
Arrie, Sweden
- Average cloud cover in September: 45
The month with the most cloud cover is December (Cloud cover 72).
The month with the least cloud cover is August (Cloud cover 37).
Average visibility in September
Arrie, 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).
Arrie, Sweden
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