September weather forecastÖstnor, Sweden

September

Weather in September

September, the first month of the autumn in Östnor, is still a refreshing month, with an average temperature fluctuating between 6.8°C (44.2°F) and 14.2°C (57.6°F).

Temperature

Stepping into September, Östnor observes a temperature decline, with the average high falling from August's comfortable 19.2°C (66.6°F) to a moderate 14.2°C (57.6°F). September nights in Östnor are marked by an average temperature drop to a frosty 6.8°C (44.2°F).

Humidity

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

Rainfall

In Östnor, during September, the rain falls for 11.6 days and regularly aggregates up to 30mm (1.18") of precipitation. In Östnor, during the entire year, the rain falls for 123.2 days and collects up to 393mm (15.47") of precipitation.

Snowfall

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

Daylight

In Östnor, the average length of the day in September is 12h and 54min.
On the first day of the month, sunrise is at 05:55 and sunset at 20:08. On the last day of September, in Östnor, sunrise is at 07:07 and sunset at 18:36 CEST.

Sunshine

In September, the average sunshine in Östnor is 7.2h.

UV index

In September, the average daily maximum UV index is 3. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for the ordinary person.
Note: A maximum daily UV index of 3 during September morphs into the following directions:
Undertake protective steps - Obligation to safeguard skin and eyes from harm is in place. The Sun's radiation is especially intense around midday; try to stay in shade during this period. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes.

Frequently asked questions

In September, in Östnor, the average high-temperature is 14.2°C (57.6°F), and the average low-temperature is 6.8°C (44.2°F).

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

In Östnor, in September, it is raining for 11.6 days, with typically 30mm (1.18") of accumulated precipitation.

June through September are months without snowfall.

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

In Östnor, the average day length in September is 12h and 54min.

On the first day of September in Östnor, Sweden, sunrise is at 05:55 and sunset at 20:08. On the last day of the month, sunrise is at 07:07 and sunset at 18:36 CEST.

In Östnor, Sweden, the average sunshine duration in September is 7.2h.

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

  • Average high temperature in September: 14.2°C

The warmest month (with the highest average high temperature) is July (20.8°C).
The month with the lowest average high temperature is January (-3.5°C).

  • Average low temperature in September: 6.8°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 (-7.9°C).

Average pressure in September
Östnor, Sweden

  • Average pressure in September: 1012.6mbar

The month with the highest atmospheric pressure is May (1014.3mbar).
The month with the lowest atmospheric pressure is December (1007.1mbar).

Average wind speed in September
Östnor, Sweden

  • Average wind speed in September: 10.1km/h

The windiest month (with the highest average wind speed) is December (10.5km/h).
The calmest month (with the lowest average wind speed) is August (8.9km/h).

Average humidity in September
Östnor, Sweden

  • Average humidity in September: 79%

The month with the highest relative humidity is February (92%).
The months with the lowest relative humidity are May and June (67%).

Average rainfall in September
Östnor, Sweden

  • Average rainfall in September: 30mm

The wettest month (with the highest rainfall) is July (55mm).
The driest month (with the least rainfall) is April (17mm).

Average rainfall days in September
Östnor, Sweden

  • Average rainfall days in September: 11.6 days

The month with the highest number of rainy days is July (16.9 days).
The month with the least rainy days is February (3.3 days).

Average snowfall in September
Östnor, Sweden

  • Average snowfall in September: 0mm

The month with the highest snowfall is March (167mm).
The months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in September
Östnor, Sweden

  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (14.9 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

  • Average daylight in September: 12h and 54min

The month with the longest days is June (Average daylight: 19h and 6min).
The month with the shortest days is December (Average daylight: 5h and 42min).

  • Average sunshine in September: 7h and 12min

The month with the most sunshine is June (Average sunshine: 11h and 42min).
The month with the least sunshine is December (Average sunshine: 1h and 48min).

Average sunshine days in September
Östnor, Sweden

  • Average sunshine days in September: 14.8 days

The month with the most sunshine days is October (15.6 days).
The months with the least sunshine days are February and July (11.3 days).

Average UV index in September
Östnor, Sweden

  • Average UV index in September: 3

The month with the highest UV index is June (UV index 5).
The months with the lowest UV index are January, February, March, November and December (UV index 1).

Average cloud cover in September
Östnor, Sweden

  • Average cloud cover in September: 52

The month with the most cloud cover is February (Cloud cover 67).
The months with the least cloud cover are June and July (Cloud cover 46).

Average visibility in September
Östnor, Sweden

  • Average visibility in September: 8km

The months with the highest visibility are May, June, July and August (9km).
The months with the lowest visibility are January, February and March (6km).