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 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
A mild drop in Borghamn's average high-temperature is observed in September, transitioning from an enjoyable 19.2°C (66.6°F) in August to a moderate 15.4°C (59.7°F). Borghamn observes an average nighttime low-temperature of 10.1°C (50.2°F) during the month of September.Humidity
In September, the average relative humidity in Borghamn is 80%.Rainfall
In September, in Borghamn, the rain falls for 9.8 days. Throughout September, 15mm (0.59") of precipitation is accumulated. In Borghamn, during the entire year, the rain falls for 112.6 days and collects up to 215mm (8.46") of precipitation.Snowfall
June through September are months without snowfall.Daylight
The average length of the day in September in Borghamn is 12h and 49min.On the first day of the month, sunrise is at 06:01 and sunset at 20:00. On the last day of September, sunrise is at 07:04 and sunset at 18:37 CEST.
Sunshine
In September, the average sunshine in Borghamn, Sweden, is 7.8h.UV index
In September, the average daily maximum UV index in Borghamn, Sweden, is 3. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for ordinary individuals.Note: The maximum daily UV index of 3 in September converts into the following recommendations:
Take care. Persons with lighter skin might suffer burns in less than 30 minutes. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
Frequently asked questions
What is the average September temperature in Borghamn?
What is the average humidity in September in Borghamn?
How many days does it rain in September in Borghamn?
When it does not snow in Borghamn?
Does it snow in Borghamn in September?
How many hours of daylight does Borghamn have in September?
What time are sunrise and sunset in September in Borghamn?
How long on average sun shines in September in Borghamn?
What is the UV index reading in September in Borghamn?
Average temperature in September
Borghamn, Sweden
- Average high temperature in September: 15.4°C
The warmest month (with the highest average high temperature) is July (19.9°C).
The month with the lowest average high temperature is January (-0.1°C).
- Average low temperature in September: 10.1°C
The months with the highest average low temperature are July and August (13°C).
The coldest month (with the lowest average low temperature) is February (-2.8°C).
Average pressure in September
Borghamn, Sweden
- Average pressure in September: 1013.9mbar
The month with the highest atmospheric pressure is May (1014.7mbar).
The month with the lowest atmospheric pressure is December (1008.8mbar).
Average wind speed in September
Borghamn, Sweden
- Average wind speed in September: 16.1km/h
The windiest month (with the highest average wind speed) is December (18.3km/h).
The calmest month (with the lowest average wind speed) is May (13.2km/h).
Average humidity in September
Borghamn, Sweden
- Average humidity in September: 80%
The months with the highest relative humidity are January, February and December (88%).
The month with the lowest relative humidity is May (72%).
Average rainfall in September
Borghamn, Sweden
- Average rainfall in September: 15mm
The wettest month (with the highest rainfall) is July (34mm).
The driest month (with the least rainfall) is April (7mm).
Average rainfall days in September
Borghamn, Sweden
- Average rainfall days in September: 9.8 days
The month with the highest number of rainy days is July (14.8 days).
The month with the least rainy days is February (4.6 days).
Average snowfall in September
Borghamn, Sweden
- Average snowfall in September: 0mm
The month with the highest snowfall is February (49mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Borghamn, Sweden
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (10.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Borghamn, Sweden
- Average daylight in September: 12h and 5min
The month with the longest days is June (Average daylight: 18h and 12min).
The month with the shortest days is December (Average daylight: 6h and 30min).
- Average sunshine in September: 7h and 5min
The month with the most sunshine is June (Average sunshine: 11h and 48min).
The months with the least sunshine are February and December (Average sunshine: 3h and 12min).
Average sunshine days in September
Borghamn, Sweden
- Average sunshine days in September: 17.5 days
The month with the most sunshine days is April (18.3 days).
The month with the least sunshine days is July (13.6 days).
Average UV index in September
Borghamn, Sweden
- Average UV index in September: 3
The month with the highest UV index is July (UV index 5).
The month with the lowest UV index is January (UV index 1).
Average cloud cover in September
Borghamn, Sweden
- Average cloud cover in September: 47
The months with the most cloud cover are February and December (Cloud cover 68).
The month with the least cloud cover is June (Cloud cover 40).
Average visibility in September
Borghamn, Sweden
- Average visibility in September: 10km
The months with the highest visibility are June, July, August and September (10km).
The months with the lowest visibility are January, February, March, April, May, October, November and December (9km).
Borghamn, Sweden
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