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 sea temperature 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 arrival of September corresponds with a light shift in temperature, down from a comfortable 18.7°C (65.7°F) in August to a moderate 14°C (57.2°F). In Sundsbruk, September nights cool down to an average of 7.3°C (45.1°F).Humidity
In September, the average relative humidity in Sundsbruk is 79%.Rainfall
In Sundsbruk, in September, it is raining for 11.7 days, with typically 32mm (1.26") of accumulated precipitation. In Sundsbruk, during the entire year, the rain falls for 117.2 days and collects up to 384mm (15.12") of precipitation.Snowfall
In Sundsbruk, snow does not fall in June through September.Sea temperature
In Sundsbruk, in September, the average water temperature is 12.7°C (54.9°F).Note: While a brief time in 12.7°C (54.9°F) at 13°C (55.4°F) is already bracing, plunging below 10°C (50°F) can severely affect breathing and introduce a cold shock, relying on your physical state.
Daylight
In September, the average length of the day in Sundsbruk is 12h and 57min.On the first day of September, sunrise is at 05:40 and sunset at 20:00. On the last day of the month, sunrise is at 06:56 and sunset at 18:24 CEST.
Sunshine
The average sunshine in September is 7.6h.UV index
In Sundsbruk, Sweden, the average daily maximum UV index in September is 3. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for the average person.Note: The UV index of 3 during September translates into the following guidance:
Heed the precautions - Suggestions to avoid sunburn are made. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly.
Frequently asked questions
What is the usual temperature for Sundsbruk in September?
What is the average humidity in September in Sundsbruk?
How much does it rain in Sundsbruk in September?
When it does not snow in Sundsbruk?
Does it snow in Sundsbruk in September?
What is the sea water temperature in September in Sundsbruk?
What is the average length of the day in September in Sundsbruk?
When is the sunrise / sunset in September in Sundsbruk?
How many hours of sunshine does Sundsbruk have in September?
What is the UV index intensity in September in Sundsbruk?
Average temperature in September
Sundsbruk, Sweden
- Average high temperature in September: 14°C
The warmest month (with the highest average high temperature) is July (20.3°C).
The month with the lowest average high temperature is January (-3°C).
- Average low temperature in September: 7.3°C
The month with the highest average low temperature is July (11.4°C).
The coldest month (with the lowest average low temperature) is February (-6.9°C).
Average pressure in September
Sundsbruk, Sweden
- Average pressure in September: 1011.9mbar
The month with the highest atmospheric pressure is May (1014.3mbar).
The month with the lowest atmospheric pressure is December (1005.9mbar).
Average wind speed in September
Sundsbruk, Sweden
- Average wind speed in September: 10.5km/h
The windiest month (with the highest average wind speed) is January (11.9km/h).
The calmest month (with the lowest average wind speed) is August (9.5km/h).
Average humidity in September
Sundsbruk, Sweden
- Average humidity in September: 79%
The month with the highest relative humidity is February (91%).
The month with the lowest relative humidity is June (66%).
Average rainfall in September
Sundsbruk, Sweden
- Average rainfall in September: 32mm
The wettest month (with the highest rainfall) is July (45mm).
The driest month (with the least rainfall) is April (19mm).
Average rainfall days in September
Sundsbruk, Sweden
- Average rainfall days in September: 11.7 days
The month with the highest number of rainy days is July (14 days).
The month with the least rainy days is February (4.2 days).
Average snowfall in September
Sundsbruk, Sweden
- Average snowfall in September: 0mm
The month with the highest snowfall is January (217mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Sundsbruk, Sweden
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (15.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average sea temperature in September
Sundsbruk, Sweden
- Average sea temperature in September: 12.7°C
The best month for swimming (with the highest average sea temperature) is August (17.2°C).
The coldest month (with the lowest average sea temperature) is February (0.2°C).
Average daylight in September /
Average sunshine in September
Sundsbruk, Sweden
- Average daylight in September: 13h and 0min
The month with the longest days is June (Average daylight: 19h and 48min).
The month with the shortest days is December (Average daylight: 5h and 12min).
- Average sunshine in September: 7h and 4min
The month with the most sunshine is June (Average sunshine: 12h and 18min).
The month with the least sunshine is December (Average sunshine: 1h and 42min).
Average sunshine days in September
Sundsbruk, Sweden
- Average sunshine days in September: 16.5 days
The month with the most sunshine days is October (17.6 days).
The month with the least sunshine days is February (12.5 days).
Average UV index in September
Sundsbruk, 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, November and December (UV index 1).
Average cloud cover in September
Sundsbruk, Sweden
- Average cloud cover in September: 49
The month with the most cloud cover is February (Cloud cover 64).
The month with the least cloud cover is July (Cloud cover 42).
Average visibility in September
Sundsbruk, Sweden
- Average visibility in September: 8km
The months with the highest visibility are April, May, June, July, August and October (9km).
The months with the lowest visibility are January, February and March (7km).
Sundsbruk, Sweden
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