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
Diö in September undergoes a slight reduction in the average high-temperature, shifting from August's pleasant 21°C (69.8°F) to a refreshing 16.6°C (61.9°F). During the month of September, the nighttime temperature falls to an average of 9°C (48.2°F).Humidity
The average relative humidity in September is 82%.Rainfall
In September, the rain falls for 13.2 days. Throughout September, 23mm (0.91") of precipitation is accumulated. Throughout the year, there are 150.7 rainfall days, and 351mm (13.82") of precipitation is accumulated.Snowfall
In Diö, snow does not fall in June through September.Daylight
In Diö, the average length of the day in September is 12h and 46min.On the first day of September, sunrise is at 06:07 and sunset at 19:58. On the last day of the month, sunrise is at 07:05 and sunset at 18:40 CEST.
Sunshine
The average sunshine in September is 6.9h.UV index
The average daily maximum UV index in September is 3. A UV Index value of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for ordinary individuals.Note: In September, the maximum UV index of 3 suggests this advice:
Guard yourself - Precautionary measures against sun damage are advocated. The solar radiation around mid-day is intense; avoid the Sun and stay safe. 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 the temperatures in September?
What is the average humidity in September?
How much does it rain in September?
When it does not snow?
Does it snow in September?
What is the average length of the day in September?
What time are sunrise and sunset in September?
How long on average sun shines in September in Diö?
How high is the UV index in September?
Average temperature in September
Diö, Sweden
- Average high temperature in September: 16.6°C
The warmest month (with the highest average high temperature) is July (21.6°C).
The month with the lowest average high temperature is January (0.7°C).
- Average low temperature in September: 9°C
The month with the highest average low temperature is July (12.1°C).
The coldest month (with the lowest average low temperature) is February (-2.8°C).
Average pressure in September
Diö, Sweden
- Average pressure in September: 1014.9mbar
The month with the highest atmospheric pressure is April (1015.4mbar).
The month with the lowest atmospheric pressure is December (1010.3mbar).
Average wind speed in September
Diö, Sweden
- Average wind speed in September: 11.8km/h
The windiest month (with the highest average wind speed) is December (13.5km/h).
The calmest month (with the lowest average wind speed) is August (10.8km/h).
Average humidity in September
Diö, Sweden
- Average humidity in September: 82%
The months with the highest relative humidity are January, February, November and December (91%).
The months with the lowest relative humidity are April and May (71%).
Average rainfall in September
Diö, Sweden
- Average rainfall in September: 23mm
The wettest month (with the highest rainfall) is July (38mm).
The driest month (with the least rainfall) is April (15mm).
Average rainfall days in September
Diö, Sweden
- Average rainfall days in September: 13.2 days
The month with the highest number of rainy days is July (17 days).
The month with the least rainy days is February (7.5 days).
Average snowfall in September
Diö, Sweden
- Average snowfall in September: 0mm
The month with the highest snowfall is February (95mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Diö, 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
Diö, 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 August (Average sunshine: 8h and 48min).
The month with the least sunshine is December (Average sunshine: 2h and 30min).
Average sunshine days in September
Diö, Sweden
- Average sunshine days in September: 13.3 days
The month with the most sunshine days is April (16.3 days).
The month with the least sunshine days is December (9.3 days).
Average UV index in September
Diö, 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 and December (UV index 1).
Average cloud cover in September
Diö, Sweden
- Average cloud cover in September: 56
The month with the most cloud cover is December (Cloud cover 76).
The months with the least cloud cover are April and June (Cloud cover 46).
Average visibility in September
Diö, 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, February, November and December (7km).
