September weather forecastHarmånger, Sweden

September

Weather in September

The first month of the autumn, September, is still a refreshing month in Harmånger, Sweden, with an average temperature varying between 14.3°C (57.7°F) and 7.9°C (46.2°F).

Temperature

The transition into September subtly indicates a reduction in the average high-temperature, down to a moderate 14.3°C (57.7°F) from August's enjoyable 19°C (66.2°F). The average low-temperature in Harmånger during September nights is a frosty 7.9°C (46.2°F).

Humidity

The average relative humidity in September in Harmånger is 79%.

Rainfall

In Harmånger, Sweden, in September, it is raining for 12.6 days, with typically 33mm (1.3") of accumulated precipitation. In Harmånger, during the entire year, the rain falls for 126 days and collects up to 410mm (16.14") of precipitation.

Snowfall

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

Daylight

In Harmånger, the average length of the day in September is 12h and 56min.
On the first day of the month, sunrise is at 05:42 and sunset at 19:59. On the last day of September, in Harmånger, Sweden, sunrise is at 06:56 and sunset at 18:25 CEST.

Sunshine

The average sunshine in September in Harmånger, Sweden, is 7.5h.

UV index

The average daily maximum UV index in September is 3. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for the ordinary person.
Note: In September, the maximum UV index of 3 translates into these guidelines:
Undertake precautions - Obligation exists to protect against skin and eye damage. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly.

Frequently asked questions

September temperatures vary between a high-temperature of 14.3°C (57.7°F) and a low-temperature of 7.9°C (46.2°F).

The average relative humidity in September is 79%.

In September, the rain falls for 12.6 days. Throughout September, 33mm (1.3") of precipitation is accumulated.

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

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

In September, the average day length is 12h and 56min.

In September, on the first day of the month, sunrise is at 05:42 and sunset at 19:59. On the last day of the month, sunrise is at 06:56 and sunset at 18:25 CEST.

The average sunshine duration in September in Harmånger is 7.5h.

In September, the average daily maximum UV index is 3. A UV Index value of 3 to 5 symbolizes a moderate vulnerability from exposure to the Sun's UV radiation.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Harmånger, Sweden

  • Average high temperature in September: 14.3°C

The warmest month (with the highest average high temperature) is July (20.1°C).
The month with the lowest average high temperature is January (-2.1°C).

  • Average low temperature in September: 7.9°C

The month with the highest average low temperature is July (12°C).
The coldest month (with the lowest average low temperature) is January (-6°C).

Average pressure in September
Harmånger, Sweden

  • Average pressure in September: 1012mbar

The month with the highest atmospheric pressure is May (1014.3mbar).
The month with the lowest atmospheric pressure is December (1006.1mbar).

Average wind speed in September
Harmånger, Sweden

  • Average wind speed in September: 11.4km/h

The windiest month (with the highest average wind speed) is December (13.3km/h).
The calmest month (with the lowest average wind speed) is August (10.1km/h).

Average humidity in September
Harmånger, Sweden

  • Average humidity in September: 79%

The month with the highest relative humidity is February (90%).
The months with the lowest relative humidity are May and June (68%).

Average rainfall in September
Harmånger, Sweden

  • Average rainfall in September: 33mm

The wettest month (with the highest rainfall) is July (47mm).
The driest month (with the least rainfall) is April (17mm).

Average rainfall days in September
Harmånger, Sweden

  • Average rainfall days in September: 12.6 days

The month with the highest number of rainy days is July (14.5 days).
The month with the least rainy days is February (3.8 days).

Average snowfall in September
Harmånger, Sweden

  • Average snowfall in September: 0mm

The month with the highest snowfall is March (213mm).
The months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in September
Harmånger, Sweden

  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (14.6 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

  • Average daylight in September: 12h and 54min

The month with the longest days is June (Average daylight: 19h and 30min).
The month with the shortest days is December (Average daylight: 5h and 24min).

  • Average sunshine in September: 7h and 30min

The month with the most sunshine is June (Average sunshine: 11h and 54min).
The month with the least sunshine is December (Average sunshine: 1h and 42min).

Average sunshine days in September
Harmånger, Sweden

  • Average sunshine days in September: 14.4 days

The month with the most sunshine days is October (16.4 days).
The month with the least sunshine days is March (11.5 days).

Average UV index in September
Harmånger, 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
Harmånger, Sweden

  • Average cloud cover in September: 49

The month with the most cloud cover is February (Cloud cover 66).
The month with the least cloud cover is July (Cloud cover 42).

Average visibility in September
Harmånger, Sweden

  • Average visibility in September: 9km

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