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
A minor decrease in the average high-temperature is observed during September, shifting from a pleasant 21.1°C (70°F) in August to a comfortable 16.3°C (61.3°F). During September, Uppsala's temperature falls to a steady low-temperature average of 8.7°C (47.7°F).Humidity
In September, the average relative humidity in Uppsala is 80%.Rainfall
In September, the rain falls for 11.7 days. Throughout September, 21mm (0.83") of precipitation is accumulated. Throughout the year, in Uppsala, there are 133.9 rainfall days, and 332mm (13.07") of precipitation is accumulated.Snowfall
In Uppsala, snow does not fall in June through September.Daylight
In September, the average length of the day in Uppsala is 12h and 52min.On the first day of the month, sunrise is at 05:46 and sunset at 19:52. On the last day of September, in Uppsala, sunrise is at 06:53 and sunset at 18:24 CEST.
Sunshine
In Uppsala, Sweden, the average sunshine in September is 7.9h.UV index
The average daily maximum UV index in September in Uppsala is 3. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for average individuals.Note: The maximum daily UV index, 3 in September, converts into the following recommendations:
Act with care - Obligation to protect against skin and eye damage is highlighted. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes.
Frequently asked questions
What is the temperature in September in Uppsala?
What is the average humidity in September in Uppsala?
How many days does it rain in September in Uppsala?
When it does not snow in Uppsala?
Does it snow in Uppsala in September?
What is the average length of the day in September in Uppsala?
When are sunrise and sunset in September in Uppsala?
How many hours of sunshine does Uppsala have in September?
What is the UV index intensity in September in Uppsala?
Average temperature in September
Uppsala, Sweden
- Average high temperature in September: 16.3°C
The warmest month (with the highest average high temperature) is July (22°C).
The month with the lowest average high temperature is January (-1°C).
- Average low temperature in September: 8.7°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 (-4.9°C).
Average pressure in September
Uppsala, Sweden
- Average pressure in September: 1013.1mbar
The month with the highest atmospheric pressure is May (1014.7mbar).
The month with the lowest atmospheric pressure is December (1007.4mbar).
Average wind speed in September
Uppsala, Sweden
- Average wind speed in September: 11.1km/h
The windiest month (with the highest average wind speed) is December (13.3km/h).
The calmest months (with the lowest average wind speed) are July and August (10.3km/h).
Average humidity in September
Uppsala, Sweden
- Average humidity in September: 80%
The months with the highest relative humidity are January, February and December (90%).
The month with the lowest relative humidity is May (70%).
Average rainfall in September
Uppsala, Sweden
- Average rainfall in September: 21mm
The wettest month (with the highest rainfall) is July (50mm).
The driest month (with the least rainfall) is February (15mm).
Average rainfall days in September
Uppsala, Sweden
- Average rainfall days in September: 11.7 days
The month with the highest number of rainy days is July (18.2 days).
The month with the least rainy days is February (4.4 days).
Average snowfall in September
Uppsala, Sweden
- Average snowfall in September: 0mm
The month with the highest snowfall is February (90mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Uppsala, Sweden
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (12.9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Uppsala, Sweden
- Average daylight in September: 12h and 5min
The month with the longest days is June (Average daylight: 18h and 42min).
The month with the shortest days is December (Average daylight: 6h and 6min).
- Average sunshine in September: 7h and 5min
The month with the most sunshine is June (Average sunshine: 11h and 48min).
The month with the least sunshine is December (Average sunshine: 2h and 24min).
Average sunshine days in September
Uppsala, Sweden
- Average sunshine days in September: 15.2 days
The month with the most sunshine days is October (16.2 days).
The month with the least sunshine days is July (11.4 days).
Average UV index in September
Uppsala, Sweden
- Average UV index in September: 3
The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February and March (UV index 1).
Average cloud cover in September
Uppsala, Sweden
- Average cloud cover in September: 48
The month with the most cloud cover is February (Cloud cover 68).
The months with the least cloud cover are July and August (Cloud cover 42).
Average visibility in September
Uppsala, Sweden
- Average visibility in September: 8km
The months with the highest visibility are April, May, June, July, August and October (9km).
The month with the lowest visibility is February (7km).
Uppsala, Sweden
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