Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average snowfall in September
- Average snowfall days in September
- Average sea temperature in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
Weather in September
Temperature
The transition to September results in a modest reduction in average high-temperature, moving from an enjoyable 19.9°C (67.8°F) in August to a still refreshing 16.4°C (61.5°F). The temperature in Borgholm during September sees a subtle transition from day to night, averaging a low of 12.1°C (53.8°F).Humidity
The average relative humidity in September in Borgholm is 77%.Rainfall
In Borgholm, during September, the rain falls for 11.7 days and regularly aggregates up to 24mm (0.94") of precipitation. In Borgholm, 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.Sea temperature
In Borgholm, Sweden, in September, the average water temperature is 15.8°C (60.4°F).Note: Swimming is not a pleasant activity for most individuals in 15.8°C (60.4°F). Breathing becomes increasingly challenging to control as the water temperature dips from 21°C (69.8°F) to 15°C (59°F).
Daylight
In September, the average length of the day in Borgholm is 12h and 46min.On the first day of the month, sunrise is at 05:57 and sunset at 19:49. On the last day of September, in Borgholm, sunrise is at 06:55 and sunset at 18:30 CEST.
Sunshine
In September, the average sunshine in Borgholm is 8.7h.UV index
The average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for the ordinary person.Note: A maximum high UV index of 4 in September translates into the following recommendations:
Act with care - The suggestion to avoid sunburn is emphasized. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage.
Frequently asked questions
What is the temperature in September in Borgholm?
What is the average humidity in September in Borgholm?
How many days does it rain in September in Borgholm?
When it does not snow in Borgholm?
What is the sea water temperature in September in Borgholm?
How many hours of daylight does Borgholm have in September?
When is the sunrise / sunset in September in Borgholm?
How many hours of sunshine does Borgholm have in September?
What is the UV index reading in September in Borgholm?
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).
The 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 pressure in September
Borgholm, Sweden
- Average pressure in September: 1014.8mbar
The months with the highest atmospheric pressure are April and May (1015.3mbar).
The month with the lowest atmospheric pressure is December (1010.1mbar).
Average wind speed in September
Borgholm, Sweden
- Average wind speed in September: 19.3km/h
The windiest month (with the highest average wind speed) is December (22.8km/h).
The calmest month (with the lowest average wind speed) is May (16.1km/h).
Average humidity in September
Borgholm, Sweden
- Average humidity in September: 77%
The month with the highest relative humidity is February (85%).
The 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).
The 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).
The 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: 12h and 5min
The month with the longest days is June (Average daylight: 17h and 42min).
The month with the shortest days is December (Average daylight: 6h and 54min).
- Average sunshine in September: 8h and 4min
The month with the most sunshine is June (Average sunshine: 10h and 36min).
The months with the least sunshine are January and February (Average sunshine: 3h and 18min).
Average sunshine days in September
Borgholm, Sweden
- Average sunshine days in September: 14.2 days
The month with the most sunshine days is May (16.4 days).
The month with the least sunshine days is November (8.7 days).
Average UV index in September
Borgholm, Sweden
- Average UV index in September: 4
The 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).
Average cloud cover in September
Borgholm, Sweden
- Average cloud cover in September: 38
The months with the most cloud cover are January and February (Cloud cover 67).
The month with the least cloud cover is August (Cloud cover 32).
Average visibility in September
Borgholm, Sweden
- Average visibility in September: 10km
The months with the highest visibility are April, May, June, July, August, September and October (10km).
The months with the lowest visibility are January, February, March, November and December (9km).
Borgholm, Sweden
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