Borgholm
Sweden
Long-term weather forecast
Long-term weather forecast

September weather forecast and climate
Borgholm, Sweden

The first month of the autumn, September, is also an enjoyable month in Borgholm, Sweden, with average temperature fluctuating between 16.4°C (61.5°F) and 12.1°C (53.8°F).

Temperature

In September, the average high-temperature marginally drops, from a comfortable 19.9°C (67.8°F) in August, to a still enjoyable 16.4°C (61.5°F). The average low-temperature, in Borgholm, is 12.1°C (53.8°F).

Humidity

In Borgholm, the average relative humidity is 77%.

Rainfall

In Borgholm, during 11.7 rainfall days, 24mm (0.94") of precipitation is typically accumulated. In Borgholm, Sweden, during the entire year, the rain falls for 153.3 days and collects up to 392mm (15.43") of precipitation.

Snowfall

June through October are months without snowfall in Borgholm.

Sea temperature

In September, the average sea temperature in Borgholm is 15.8°C (60.4°F).
Note: Swimming in 15.8°C (60.4°F) is not enjoyable for the majority. Controlling breathing becomes progressively more difficult as surface water temperature decreases below 21°C (69.8°F).

Daylight

In Borgholm, the average length of the day is 12.8h.

Sunshine

In Borgholm, the average sunshine is 8.7h.

UV index

In Borgholm, the average daily maximum UV index is 4. A UV Index of 3 to 5 symbolizes a medium vulnerability from the exposure to the Sun's UV rays for ordinary individuals.
Note: The average daily UV index of 4 in September transform into the following instructions:
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.

What is the temperature in September in Borgholm?

In September, in Borgholm, Sweden, the average high-temperature is 16.4°C (61.5°F), and the average low-temperature is 12.1°C (53.8°F).

What is the average humidity in September in Borgholm?

The average relative humidity in September in Borgholm, Sweden, is 77%.

How much does it rain in Borgholm in September?

In Borgholm, Sweden, in September, it is raining for 11.7 days, with typically 24mm (0.94") of accumulated precipitation.

When it does not snow in Borgholm?

June through October are months without snowfall in Borgholm.

How cold is the water in September in Borgholm?

In September, the average sea temperature in Borgholm is 15.8°C (60.4°F). For most, swimming in 15.8°C (60.4°F) is not an enjoyable activity. Furthermore, controlling your breathing becomes progressively more difficult as the water temperature decreases from 21°C (69.8°F) to 15°C (59°F).

How many hours of daylight does Borgholm have in September?

In September, the average length of the day in Borgholm, Sweden, is 12.8h.

How many hours of sunshine does Borgholm have in September?

In Borgholm, Sweden, the average sunshine in September is 8.7h.

What is the UV index reading in September in Borgholm?

In September, the average daily maximum UV index is 4. A UV Index value of 3 to 5 symbolizes a medium health risk from unsafe exposure to the Sun's UV rays.
Average temperature in September - Borgholm, Sweden
  • Average high temperature in September: 16.4°C

The warmest month (with the highest average high temperature) is August (19.9°C).
Months with the lowest average high temperature are January and February (1.8°C).

  • Average low temperature in September: 12.1°C

The month with the highest average low temperature is August (15.3°C).
The coldest months (with the lowest average low temperature) are January and February (-0.5°C).

Average humidity in September - Borgholm, Sweden
  • Average humidity in September: 77%

The month with the highest relative humidity is February (85%).
Months with the lowest relative humidity are April, May and June (74%).

Average rainfall in September - Borgholm, Sweden
  • Average rainfall in September: 24mm

The wettest month (with the highest rainfall) is November (47mm).
The driest month (with the least rainfall) is April (14mm).

Average rainfall days in September - Borgholm, Sweden
  • Average rainfall days in September: 11.7 days

The month with the highest number of rainy days is November (16.5 days).
The month with the least rainy days is February (7.7 days).

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

The month with the highest snowfall is February (72mm).
Months with the least snowfall are June, July, August, September and October (0mm).

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

The month with the highest number of snowfall days is January (12.5 days).
Months with the least snowfall days are June, July, August, September and October (0 days).

Average sea temperature in September - Borgholm, Sweden
  • Average sea temperature in September: 15.8°C

The best month for swimming (with the highest average sea temperature) is August (18.5°C).
The coldest month (with the lowest average sea temperature) is March (1.9°C).

Average daylight in September / Average sunshine in September - Borgholm, Sweden
  • Average daylight in September: 12.8h

The month with the longest days is June (Average daylight: 17.7h).
The month with the shortest days is December (Average daylight: 6.9h).

  • Average sunshine in September: 8.7h

The month with the most sunshine is June (Average sunshine: 10.6h).
Months with the least sunshine are January and February (Average sunshine: 3.3).

Average UV index in September - Borgholm, Sweden
  • Average UV index in September: 4

Months with the highest UV index are June and July (UV index 5).
The month with the lowest UV index is January (UV index 1).