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
The onset of September is marked by a minor decrease in temperature, transitioning from an agreeable 20.5°C (68.9°F) in August to a refreshing 16.3°C (61.3°F). In September, Ryssby records an average nighttime temperature of 9°C (48.2°F).Humidity
In September, the average relative humidity is 82%.Rainfall
In Ryssby, Sweden, in September, during 14.6 rainfall days, 28mm (1.1") of precipitation is typically accumulated. In Ryssby, during the entire year, the rain falls for 160.4 days and collects up to 375mm (14.76") of precipitation.Snowfall
In Ryssby, snow does not fall in June through September.Daylight
The average length of the day in September is 12h and 46min.On the first day of the month, sunrise is at 06:07 and sunset at 19:59. On the last day of September, in Ryssby, Sweden, sunrise is at 07:05 and sunset at 18:40 CEST.
Sunshine
In September, the average sunshine is 6.9h.UV index
The average daily maximum UV index in September in Ryssby, 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 the average person.Note: In September, the maximum UV index of 3 suggests this advice:
Preventative actions are necessary - The mandate to avoid skin and eye damage is in place. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. To cut down UV radiation exposure by about half, sport a wide-brim hat.
Frequently asked questions
What is the temperature in September in Ryssby?
What is the average humidity in September in Ryssby?
How many days does it rain in September in Ryssby?
When it does not snow in Ryssby?
Does it snow in Ryssby in September?
How many hours of daylight does Ryssby have in September?
When are sunrise and sunset in September in Ryssby?
How many hours of sunshine does Ryssby have in September?
What is the UV index reading in September in Ryssby?
Average temperature in September
Ryssby, Sweden
- Average high temperature in September: 16.3°C
The warmest month (with the highest average high temperature) is July (21.4°C).
The month with the lowest average high temperature is January (0.3°C).
- Average low temperature in September: 9°C
The month with the highest average low temperature is July (12.2°C).
The coldest month (with the lowest average low temperature) is February (-3°C).
Average pressure in September
Ryssby, Sweden
- Average pressure in September: 1014.7mbar
The month with the highest atmospheric pressure is April (1015.3mbar).
The month with the lowest atmospheric pressure is December (1010mbar).
Average wind speed in September
Ryssby, Sweden
- Average wind speed in September: 12.3km/h
The windiest month (with the highest average wind speed) is December (14.3km/h).
The calmest month (with the lowest average wind speed) is August (11.3km/h).
Average humidity in September
Ryssby, Sweden
- Average humidity in September: 82%
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 (70%).
Average rainfall in September
Ryssby, Sweden
- Average rainfall in September: 28mm
The wettest month (with the highest rainfall) is July (40mm).
The driest month (with the least rainfall) is April (15mm).
Average rainfall days in September
Ryssby, Sweden
- Average rainfall days in September: 14.6 days
The month with the highest number of rainy days is August (17.1 days).
The month with the least rainy days is February (8.4 days).
Average snowfall in September
Ryssby, Sweden
- Average snowfall in September: 0mm
The month with the highest snowfall is February (94mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Ryssby, Sweden
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (12.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Ryssby, Sweden
- Average daylight in September: 12h and 5min
The month with the longest days is June (Average daylight: 17h and 42min).
The month with the shortest days is December (Average daylight: 6h and 54min).
- Average sunshine in September: 6h and 5min
The month with the most sunshine is June (Average sunshine: 9h and 12min).
The month with the least sunshine is December (Average sunshine: 2h and 36min).
Average sunshine days in September
Ryssby, Sweden
- Average sunshine days in September: 12.3 days
The month with the most sunshine days is April (15.6 days).
The month with the least sunshine days is December (9.1 days).
Average UV index in September
Ryssby, 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 and December (UV index 1).
Average cloud cover in September
Ryssby, Sweden
- Average cloud cover in September: 55
The months with the most cloud cover are November and December (Cloud cover 74).
The months with the least cloud cover are April and June (Cloud cover 45).
Average visibility in September
Ryssby, Sweden
- Average visibility in September: 8km
The months with the highest visibility are April, May, June and July (9km).
The months with the lowest visibility are January and February (7km).
Ryssby, Sweden
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