September weather forecast
Kolbäck, Sweden

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Weather in September

The first month of the autumn, September, is still a refreshing month in Kolbäck, Sweden, with temperature in the range of an average high of 16.3°C (61.3°F) and an average low of 8.8°C (47.8°F).

Temperature

The onset of September results in a small decrease in the average high-temperature, moderately receding from an agreeable 20.8°C (69.4°F) in August to a refreshing 16.3°C (61.3°F). During the nights in September, an average low-temperature of 8.8°C (47.8°F) is observed.

Humidity

In Kolbäck, the average relative humidity in September is 79%.

Rainfall

In September, the rain falls for 11.5 days. Throughout September, 29mm (1.14") of precipitation is accumulated. Throughout the year, there are 145.4 rainfall days, and 399mm (15.71") of precipitation is accumulated.

Snowfall

June through September are months without snowfall.

Daylight

In Kolbäck, the average length of the day in September is 12h and 51min.
On the first day of September, sunrise is at 05:52 and sunset at 19:57. On the last day of the month, sunrise is at 06:59 and sunset at 18:30 CEST.

Sunshine

In September, the average sunshine is 8.1h.

UV index

In Kolbäck, the average daily maximum UV index in September is 3. A UV Index estimate of 3 to 5 represents a moderate threat to health from unsafe exposure to UV radiation for average individuals.
Note: The UV index of 3 during September leads to these advisories:
Be careful. Light complexion individuals might get burns in fewer than 30 minutes. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes.
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Frequently asked questions

What is the average September temperature in Kolbäck?

An average high-temperature, in September, in Kolbäck, is 16.3°C (61.3°F) and the average low-temperature is 8.8°C (47.8°F).

What is the average humidity in September in Kolbäck?

The average relative humidity in September in Kolbäck, Sweden, is 79%.

How much does it rain in Kolbäck in September?

In Kolbäck, in September, it is raining for 11.5 days, with typically 29mm (1.14") of accumulated precipitation.

When it does not snow in Kolbäck?

In Kolbäck, snow does not fall in June through September.

Does it snow in Kolbäck in September?

In Kolbäck, Sweden, in September, it doesn't snow. In October, it regularly snows.

How many hours of daylight does Kolbäck have in September?

In Kolbäck, the average day length in September is 12h and 51min.

What time are sunrise and sunset in September in Kolbäck?

On the first day of September in Kolbäck, sunrise is at 05:52 and sunset at 19:57. On the last day of the month, sunrise is at 06:59 and sunset at 18:30 CEST.

How many hours of sunshine does Kolbäck have in September?

The average sunshine duration in September in Kolbäck is 8.1h.

How high is the UV index in September in Kolbäck?

In Kolbäck, the average daily maximum UV index in September is 3. A UV Index reading of 3 to 5 represents a moderate health threat from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Kolbäck, Sweden

Average temperature in September - Kolbäck, 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 (-1.3°C).

  • Average low temperature in September: 8.8°C

The month with the highest average low temperature is July (12.3°C).
The coldest month (with the lowest average low temperature) is January (-5.3°C).

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Average pressure in September
Kolbäck, Sweden

Average pressure in September - Kolbäck, Sweden
  • Average pressure in September: 1013.3mbar

The month with the highest atmospheric pressure is May (1014.6mbar).
The month with the lowest atmospheric pressure is December (1007.7mbar).

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Average wind speed in September
Kolbäck, Sweden

Average wind speed in September - Kolbäck, Sweden
  • Average wind speed in September: 11.8km/h

The windiest month (with the highest average wind speed) is December (13.7km/h).
The calmest month (with the lowest average wind speed) is August (10.7km/h).

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Average humidity in September
Kolbäck, Sweden

Average humidity in September - Kolbäck, Sweden
  • Average humidity in September: 79%

The months with the highest relative humidity are January and February (90%).
The month with the lowest relative humidity is May (69%).

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Average rainfall in September
Kolbäck, Sweden

Average rainfall in September - Kolbäck, Sweden
  • Average rainfall in September: 29mm

The wettest month (with the highest rainfall) is July (48mm).
The driest month (with the least rainfall) is April (20mm).

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Average rainfall days in September
Kolbäck, Sweden

Average rainfall days in September - Kolbäck, Sweden
  • Average rainfall days in September: 11.5 days

The month with the highest number of rainy days is May (16.2 days).
The month with the least rainy days is February (6.7 days).

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Average snowfall in September
Kolbäck, Sweden

Average snowfall in September - Kolbäck, Sweden
  • Average snowfall in September: 0mm

The month with the highest snowfall is January (138mm).
The months with the least snowfall are June, July, August and September (0mm).

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Average snowfall days in September
Kolbäck, Sweden

Average snowfall days in September - Kolbäck, Sweden
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (14.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in September /
Average sunshine in September
Kolbäck, Sweden

Average daylight in September / Average sunshine in September - Kolbäck, Sweden
  • Average daylight in September: 12h and 5min

The month with the longest days is June (Average daylight: 18h and 36min).
The month with the shortest days is December (Average daylight: 6h and 12min).

  • Average sunshine in September: 8h and 1min

The month with the most sunshine is June (Average sunshine: 12h and 12min).
The month with the least sunshine is December (Average sunshine: 2h and 36min).

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Average sunshine days in September
Kolbäck, Sweden

Average sunshine days in September - Kolbäck, Sweden
  • Average sunshine days in September: 14.8 days

The month with the most sunshine days is September (14.8 days).
The month with the least sunshine days is December (10.5 days).

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Average UV index in September
Kolbäck, Sweden

Average UV index in September - Kolbäck, 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 and February (UV index 1).

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Average cloud cover in September
Kolbäck, Sweden

Average cloud cover in September - Kolbäck, Sweden
  • Average cloud cover in September: 46

The month with the most cloud cover is February (Cloud cover 67).
The months with the least cloud cover are June, July and August (Cloud cover 42).

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Average visibility in September
Kolbäck, Sweden

Average visibility in September - Kolbäck, Sweden
  • Average visibility in September: 9km

The months with the highest visibility are April, May, June, July, August, September and October (9km).
The month with the lowest visibility is February (7km).

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Kolbäck, Sweden

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