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
Rättvik in September experiences a gentle temperature dip, with average high-temperatures reducing from 19.1°C (66.4°F) in August to a still refreshing 14.3°C (57.7°F). Throughout the month of September, the average temperature dips to a chilly 6.6°C (43.9°F) at night.Humidity
The average relative humidity in September is 80%.Rainfall
In September, the rain falls for 12.6 days. Throughout September, 30mm (1.18") of precipitation is accumulated. Throughout the year, in Rättvik, there are 117 rainfall days, and 351mm (13.82") of precipitation is accumulated.Snowfall
June through September are months without snowfall in Rättvik.Daylight
In Rättvik, the average length of the day in September is 12h and 53min.On the first day of the month, sunrise is at 05:53 and sunset at 20:05. On the last day of September, sunrise is at 07:04 and sunset at 18:34 CEST.
Sunshine
In Rättvik, the average sunshine in September is 7.1h.UV index
The average daily maximum UV index in September in Rättvik, Sweden, is 3. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for average individuals.Note: In September, the maximum UV index of 3 suggests this advice:
Heed the precautions - Suggestions to avoid sunburn are made. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Rättvik in September?
What is the average humidity in September in Rättvik?
How much does it rain in Rättvik in September?
When it does not snow in Rättvik?
Does it snow in Rättvik in September?
How many hours of daylight does Rättvik have in September?
When is the sunrise / sunset in September in Rättvik?
How many hours of sunshine does Rättvik have in September?
How high is the UV index in September in Rättvik?
Average temperature in September
Rättvik, Sweden
- Average high temperature in September: 14.3°C
The warmest month (with the highest average high temperature) is July (20.7°C).
The month with the lowest average high temperature is January (-3.3°C).
- Average low temperature in September: 6.6°C
The month with the highest average low temperature is July (10.8°C).
The coldest month (with the lowest average low temperature) is February (-7.7°C).
Average pressure in September
Rättvik, Sweden
- Average pressure in September: 1012.6mbar
The month with the highest atmospheric pressure is May (1014.3mbar).
The month with the lowest atmospheric pressure is December (1007mbar).
Average wind speed in September
Rättvik, Sweden
- Average wind speed in September: 10.2km/h
The windiest month (with the highest average wind speed) is December (10.7km/h).
The calmest month (with the lowest average wind speed) is August (9.1km/h).
Average humidity in September
Rättvik, Sweden
- Average humidity in September: 80%
The month with the highest relative humidity is February (93%).
The month with the lowest relative humidity is May (67%).
Average rainfall in September
Rättvik, Sweden
- Average rainfall in September: 30mm
The wettest month (with the highest rainfall) is July (41mm).
The driest month (with the least rainfall) is April (15mm).
Average rainfall days in September
Rättvik, Sweden
- Average rainfall days in September: 12.6 days
The month with the highest number of rainy days is August (14.8 days).
The month with the least rainy days is February (3.3 days).
Average snowfall in September
Rättvik, Sweden
- Average snowfall in September: 0mm
The month with the highest snowfall is March (172mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Rättvik, Sweden
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (15.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Rättvik, Sweden
- Average daylight in September: 12h and 5min
The month with the longest days is June (Average daylight: 19h and 6min).
The month with the shortest days is December (Average daylight: 5h and 48min).
- Average sunshine in September: 7h and 1min
The month with the most sunshine is June (Average sunshine: 11h and 36min).
The month with the least sunshine is December (Average sunshine: 1h and 42min).
Average sunshine days in September
Rättvik, Sweden
- Average sunshine days in September: 14.2 days
The month with the most sunshine days is April (17.7 days).
The month with the least sunshine days is November (12.4 days).
Average UV index in September
Rättvik, Sweden
- Average UV index in September: 3
The month with the highest UV index is June (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
Rättvik, Sweden
- Average cloud cover in September: 53
The month with the most cloud cover is February (Cloud cover 69).
The months with the least cloud cover are June and July (Cloud cover 46).
Average visibility in September
Rättvik, Sweden
- Average visibility in September: 8km
The months with the highest visibility are May, June, July and August (9km).
The month with the lowest visibility is February (5km).
