September weather forecast
Norra Storvattnet, Sweden

Weather in September

September, the first month of the autumn, in Norra Storvattnet, is also a frosty month, with average temperature ranging between min 4°C (39.2°F) and max 9.9°C (49.8°F).

Temperature

In Norra Storvattnet, the average high-temperature in September decreases, from a mild 15.2°C (59.4°F) in August, to a frosty 9.9°C (49.8°F). In Norra Storvattnet, the average low-temperature is 4°C (39.2°F).

Humidity

The average relative humidity in September is 85%.

Rainfall

September is the month with the most rainfall in Norra Storvattnet. Rain falls for 15.8 days and accumulates 57mm (2.24") of precipitation.

Snowfall

Months with snowfall in Norra Storvattnet are January through May, September through December. September is the first month it typically snows. Throughout September, in the average 0.5 snowfall days, it receives 15mm (0.59") of snow. In Norra Storvattnet, during the entire year, snow falls for 116.3 days, and aggregates up to 1326mm (52.2") of snow.

Daylight

In September, the average length of the day in Norra Storvattnet is 13h.

Sunshine

In September, the average sunshine in Norra Storvattnet is 5.6h.

UV index

In September, the average daily maximum UV index is 2. A UV Index reading of 2, and below, represents a low health risk from the exposure to the Sun's UV radiation for the average person.
Note: The average daily UV index of 2 transform into the following instructions:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
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FAQ

What is the average humidity in September in Norra Storvattnet?

In September, the average relative humidity in Norra Storvattnet, Sweden, is 85%.

What is the rainiest month in Norra Storvattnet?

The month with the most rainfall in Norra Storvattnet, Sweden, is September when the rain falls for 15.8 days and typically aggregates up to 57mm (2.24") of precipitation.

How much does it rain in Norra Storvattnet in September?

In Norra Storvattnet, in September, during 15.8 rainfall days, 57mm (2.24") of precipitation is typically accumulated.

When does it start snowing in Norra Storvattnet?

September is the first month it typically snows in Norra Storvattnet. Throughout September, in the average 0.5 snowfall days, it receives 15mm (0.59") of snow.

What is the average length of the day in September in Norra Storvattnet?

In September, the average length of the day in Norra Storvattnet, Sweden, is 13h.

How long on average sun shines in September in Norra Storvattnet?

In September, the average sunshine is 5.6h.

What is the UV index intensity in September in Norra Storvattnet?

In Norra Storvattnet, the average daily maximum UV index in September is 2. A UV Index estimate of 2, and below, represents a low health risk from the exposure to the Sun's UV rays.

Average temperature in September
Norra Storvattnet, Sweden

Average temperature in September - Norra Storvattnet, Sweden
  • Average high temperature in September: 9.9°C

The warmest month (with the highest average high temperature) is July (16.6°C).
The month with the lowest average high temperature is January (-6.3°C).

  • Average low temperature in September: 4°C

The month with the highest average low temperature is July (7.9°C).
The coldest month (with the lowest average low temperature) is February (-12.3°C).

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Average pressure in September
Norra Storvattnet, Sweden

Average pressure in September - Norra Storvattnet, Sweden
  • Average pressure in September: 1011.1mbar

The month with the highest atmospheric pressure is May (1014.6mbar).
The month with the lowest atmospheric pressure is December (1004.7mbar).

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Average wind speed in September
Norra Storvattnet, Sweden

Average wind speed in September - Norra Storvattnet, Sweden
  • Average wind speed in September: 13.5km/h

The windiest months (with the highest average wind speed) are March and June (14.8km/h).
The calmest month (with the lowest average wind speed) is August (11.9km/h).

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Average humidity in September
Norra Storvattnet, Sweden

Average humidity in September - Norra Storvattnet, Sweden
  • Average humidity in September: 85%

Months with the highest relative humidity are January and February (94%).
The month with the lowest relative humidity is June (72%).

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Average rainfall in September
Norra Storvattnet, Sweden

Average rainfall in September - Norra Storvattnet, Sweden
  • Average rainfall in September: 57mm

The wettest month (with the highest rainfall) is September (57mm).
The driest month (with the least rainfall) is April (30mm).

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Average rainfall days in September
Norra Storvattnet, Sweden

Average rainfall days in September - Norra Storvattnet, Sweden
  • Average rainfall days in September: 15.8 days

The month with the highest number of rainy days is July (16.8 days).
The month with the least rainy days is February (4.4 days).

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Average snowfall in September
Norra Storvattnet, Sweden

Average snowfall in September - Norra Storvattnet, Sweden
  • Average snowfall in September: 15mm

The month with the highest snowfall is January (248mm).
Months with the least snowfall are June, July and August (0mm).

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Average snowfall days in September
Norra Storvattnet, Sweden

Average snowfall days in September - Norra Storvattnet, Sweden
  • Average snowfall days in September: 0.5 days

The month with the highest number of snowfall days is January (19.3 days).
Months with the least snowfall days are July and August (0 days).

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Average daylight in September /
Average sunshine in September
Norra Storvattnet, Sweden

Average daylight in September / Average sunshine in September - Norra Storvattnet, Sweden
  • Average daylight in September: 13h

The month with the longest days is June (Average daylight: 21.1h).
The month with the shortest days is December (Average daylight: 4.2h).

  • Average sunshine in September: 5.6h

The month with the most sunshine is July (Average sunshine: 10.1h).
The month with the least sunshine is December (Average sunshine: 1h).

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Average sunshine days in September
Norra Storvattnet, Sweden

Average sunshine days in September - Norra Storvattnet, Sweden
  • Average sunshine days in September: 12 days

The month with the most sunshine days is May (14.7 days).
The month with the least sunshine days is March (8.7 days).

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Average UV index in September
Norra Storvattnet, Sweden

Average UV index in September - Norra Storvattnet, Sweden
  • Average UV index in September: 2

The month with the highest UV index is June (UV index 4).
Months with the lowest UV index are January, February, March, October, November and December (UV index 1).

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Average cloud cover in September
Norra Storvattnet, Sweden

Average cloud cover in September - Norra Storvattnet, Sweden
  • Average cloud cover in September: 65

The month with the most cloud cover is January (Cloud cover 75).
The month with the least cloud cover is July (Cloud cover 55).

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Average visibility in September
Norra Storvattnet, Sweden

Average visibility in September - Norra Storvattnet, Sweden
  • Average visibility in September: 8km

The month with the highest visibility is June (10km).
Months with the lowest visibility are January, April and December (6km).

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