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 sees a slight reduction in average high-temperature, with a shift from a refreshing 16.7°C (62.1°F) in August to a fresh 12.3°C (54.1°F). Sandskär's September nights experience a subtle temperature dip to an average of 7.8°C (46°F).Humidity
In September, the average relative humidity is 82%.Rainfall
In September, in Sandskär, the rain falls for 10.6 days. Throughout September, 30mm (1.18") of precipitation is accumulated. Throughout the year, there are 95 rainfall days, and 351mm (13.82") of precipitation is accumulated.Snowfall
Months with snowfall are January through June, September through December. September is the first month it typically snows. Throughout September, in the average 0.2 snowfall days, it receives 1mm (0.04") of snow. In Sandskär, during the entire year, snow falls for 89.7 days and aggregates up to 919mm (36.18") of snow.Daylight
The average length of the day in September in Sandskär is 13h and 5min.On the first day of the month, sunrise is at 05:03 and sunset at 19:45. On the last day of September, in Sandskär, sunrise is at 06:33 and sunset at 17:55 CEST.
Sunshine
In Sandskär, the average sunshine in September is 6.9h.UV index
In September, the average daily maximum UV index in Sandskär is 3. A UV Index of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for the average person.Note: The maximum daily UV index of 3 during September translates into the following directions:
Preventative actions are necessary - Suggestions to safeguard against sun damage are in order. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. Boost your sun resistance with garments that are densely woven yet spacious. Be advised! The UV radiation from the Sun can be almost doubled due to the reflective properties of snow.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are September temperatures in Sandskär?
What is the average humidity in September in Sandskär?
How many days does it rain in September in Sandskär?
When does it start snowing in Sandskär?
What is the average length of the day in September in Sandskär?
What time are sunrise and sunset in September in Sandskär?
How long on average sun shines in September in Sandskär?
What is the UV index intensity in September in Sandskär?
Average temperature in September
Sandskär, Sweden
- Average high temperature in September: 12.3°C
The warmest month (with the highest average high temperature) is July (18.3°C).
The month with the lowest average high temperature is January (-6.3°C).
- Average low temperature in September: 7.8°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 (-10.9°C).
Average pressure in September
Sandskär, Sweden
- Average pressure in September: 1010.7mbar
The month with the highest atmospheric pressure is May (1013.9mbar).
The month with the lowest atmospheric pressure is December (1004.9mbar).
Average wind speed in September
Sandskär, Sweden
- Average wind speed in September: 15.7km/h
The windiest months (with the highest average wind speed) are November and December (16.3km/h).
The calmest month (with the lowest average wind speed) is April (12km/h).
Average humidity in September
Sandskär, Sweden
- Average humidity in September: 82%
The months with the highest relative humidity are January and February (94%).
The month with the lowest relative humidity is June (70%).
Average rainfall in September
Sandskär, Sweden
- Average rainfall in September: 30mm
The wettest month (with the highest rainfall) is December (42mm).
The driest month (with the least rainfall) is April (19mm).
Average rainfall days in September
Sandskär, Sweden
- Average rainfall days in September: 10.6 days
The month with the highest number of rainy days is July (11.8 days).
The month with the least rainy days is February (3.1 days).
Average snowfall in September
Sandskär, Sweden
- Average snowfall in September: 1mm
The month with the highest snowfall is March (203mm).
The months with the least snowfall are July and August (0mm).
Average snowfall days in September
Sandskär, Sweden
- Average snowfall days in September: 0.2 days
The month with the highest number of snowfall days is January (19.3 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in September /
Average sunshine in September
Sandskär, Sweden
- Average daylight in September: 13h and 1min
The month with the longest days is June (Average daylight: 22h and 30min).
The month with the shortest days is December (Average daylight: 3h and 30min).
- Average sunshine in September: 6h and 5min
The month with the most sunshine is July (Average sunshine: 12h and 54min).
The month with the least sunshine is December (Average sunshine: 0h and 54min).
Average sunshine days in September
Sandskär, Sweden
- Average sunshine days in September: 18.3 days
The month with the most sunshine days is June (20.8 days).
The month with the least sunshine days is February (9.3 days).
Average UV index in September
Sandskär, Sweden
- Average UV index in September: 3
The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January, February, March, November and December (UV index 1).
Average cloud cover in September
Sandskär, Sweden
- Average cloud cover in September: 51
The month with the most cloud cover is January (Cloud cover 72).
The month with the least cloud cover is July (Cloud cover 40).
Average visibility in September
Sandskär, Sweden
- Average visibility in September: 9km
The months with the highest visibility are June, July and August (10km).
The month with the lowest visibility is January (6km).
