September weather forecast and climate
Mellanvakern, Sweden

Weather in September

September, the first month of the autumn, in Mellanvakern, is still a mild month, with temperature in the range of an average low of 6.6°C (43.9°F) and an average high of 14°C (57.2°F).

Temperature

In September, the average high-temperature slightly decreases, from an enjoyable 18.8°C (65.8°F) in August, to a moderate 14°C (57.2°F). The average low-temperature, in September, is 6.6°C (43.9°F).

Humidity

The average relative humidity in Mellanvakern is 81%.

Rainfall

In September, in Mellanvakern, the rain falls for 9.1 days. Throughout September, 15mm (0.59") of precipitation is accumulated. Throughout the year, there are 101.3 rainfall days, and 214mm (8.43") of precipitation is accumulated.

Snowfall

In Mellanvakern snow does not fall in June through September.

Daylight

In September, the average length of the day in Mellanvakern is 12.9h.

Sunshine

The average sunshine in Mellanvakern is 6.8h.

UV index

In Mellanvakern, Sweden, the average daily maximum UV index is 3. A UV Index of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to the UV radiation for ordinary individuals.
Note: In September, the average maximum UV index of 3 translate into the following recommendations:
Take precautions - Protection against sun damage is advised. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
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FAQ

What is the temperature in September in Mellanvakern?

In Mellanvakern, Sweden, in September, the average high-temperature is 14°C (57.2°F), and the average low-temperature is 6.6°C (43.9°F).

What is the average humidity in September in Mellanvakern?

In Mellanvakern, the average relative humidity in September is 81%.

How much does it rain in Mellanvakern in September?

In Mellanvakern, in September, during 9.1 rainfall days, 15mm (0.59") of precipitation is typically accumulated.

Does it snow in Mellanvakern in September?

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

When it does not snow in Mellanvakern?

In Mellanvakern, Sweden, snow does not fall in June through September.

How many hours of daylight does Mellanvakern have in September?

In Mellanvakern, Sweden, the average length of the day in September is 12.9h.

How many hours of sunshine does Mellanvakern have in September?

The average sunshine in September in Mellanvakern, Sweden, is 6.8h.

What is the UV index reading in September in Mellanvakern?

The average daily maximum UV index in September in Mellanvakern, Sweden, is 3. A UV Index reading of 3 to 5 represents a moderate vulnerability from the exposure to the Sun's UV rays.

Average temperature in September
Mellanvakern, Sweden

Average temperature in September - Mellanvakern, Sweden
  • Average high temperature in September: 14°C

The warmest month (with the highest average high temperature) is July (20.6°C).
The month with the lowest average high temperature is January (-3.1°C).

  • Average low temperature in September: 6.6°C

The month with the highest average low temperature is July (10.8°C).
The coldest month (with the lowest average low temperature) is February (-7.4°C).

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Average pressure in September
Mellanvakern, Sweden

Average pressure in September - Mellanvakern, Sweden
  • Average pressure in September: 1012.8mbar

The month with the highest atmospheric pressure is May (1014.3mbar).
The month with the lowest atmospheric pressure is December (1007.4mbar).

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Average wind speed in September
Mellanvakern, Sweden

Average wind speed in September - Mellanvakern, Sweden
  • Average wind speed in September: 10.7km/h

The windiest month (with the highest average wind speed) is December (11.4km/h).
The calmest months (with the lowest average wind speed) are July and August (9.6km/h).

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Average humidity in September
Mellanvakern, Sweden

Average humidity in September - Mellanvakern, Sweden
  • Average humidity in September: 81%

Months with the highest relative humidity are January and February (92%).
The month with the lowest relative humidity is May (68%).

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Average rainfall in September
Mellanvakern, Sweden

Average rainfall in September - Mellanvakern, Sweden
  • Average rainfall in September: 15mm

The wettest month (with the highest rainfall) is July (33mm).
The driest month (with the least rainfall) is January (10mm).

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Average rainfall days in September
Mellanvakern, Sweden

Average rainfall days in September - Mellanvakern, Sweden
  • Average rainfall days in September: 9.1 days

The month with the highest number of rainy days is July (15.3 days).
The month with the least rainy days is February (2.6 days).

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Average snowfall in September
Mellanvakern, Sweden

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

The month with the highest snowfall is December (77mm).
Months with the least snowfall are June, July, August and September (0mm).

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Average snowfall days in September
Mellanvakern, Sweden

Average snowfall days in September - Mellanvakern, Sweden
  • Average snowfall days in September: 0.1 days

The month with the highest number of snowfall days is February (13 days).
Months with the least snowfall days are June, July and August (0 days).

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

Average daylight in September / Average sunshine in September - Mellanvakern, Sweden
  • Average daylight in September: 12.9h

The month with the longest days is June (Average daylight: 18.9h).
The month with the shortest days is December (Average daylight: 5.9h).

  • Average sunshine in September: 6.8h

The month with the most sunshine is June (Average sunshine: 11.2h).
The month with the least sunshine is December (Average sunshine: 1.7h).

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Average sunshine days in September
Mellanvakern, Sweden

Average sunshine days in September - Mellanvakern, Sweden
  • Average sunshine days in September: 18 days

The month with the most sunshine days is September (18 days).
The month with the least sunshine days is July (13.7 days).

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Average UV index in September
Mellanvakern, Sweden

Average UV index in September - Mellanvakern, Sweden
  • Average UV index in September: 3

Months with the highest UV index are May, June, July and August (UV index 4).
Months with the lowest UV index are January, February, November and December (UV index 1).

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Average cloud cover in September
Mellanvakern, Sweden

Average cloud cover in September - Mellanvakern, Sweden
  • Average cloud cover in September: 54

The month with the most cloud cover is February (Cloud cover 71).
The month with the least cloud cover is June (Cloud cover 49).

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Average visibility in September
Mellanvakern, Sweden

Average visibility in September - Mellanvakern, Sweden
  • Average visibility in September: 8km

Months with the highest visibility are May, June and July (9km).
Months with the lowest visibility are January and February (6km).

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