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
Västervik experiences a moderate temperature shift at the start of September, with average high-temperatures adjusting a bit from a pleasant 20.4°C (68.7°F) in August to a comfortable 16.5°C (61.7°F). Västervik, during September nights, observes a steady temperature, averaging at a fresh 11.5°C (52.7°F).Humidity
The average relative humidity in September is 77%.Rainfall
In September, the rain falls for 9.7 days. Throughout September, 17mm (0.67") of precipitation is accumulated. Throughout the year, there are 122.5 rainfall days, and 281mm (11.06") of precipitation is accumulated.Snowfall
June through September are months without snowfall in Västervik.Sea temperature
In Västervik, the average seawater temperature in September is 15.8°C (60.4°F).Note: For most people, a water temperature of 15.8°C (60.4°F) is not conducive to enjoyable swimming. Breathing control becomes harder as the water temperature dips below 21°C (69.8°F).
Daylight
The average length of the day in September in Västervik is 12h and 47min.On the first day of September in Västervik, sunrise is at 05:55 and sunset at 19:51. On the last day of the month, sunrise is at 06:56 and sunset at 18:30 CEST.
Sunshine
The average sunshine in September in Västervik is 8.5h.UV index
The average daily maximum UV index in September in Västervik, Sweden, is 4. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for the ordinary person.Note: In September, the maximum UV index of 4 suggests these recommendations:
Heed the precautions - Suggestions to avoid sunburn are made. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck.
Frequently asked questions
What are the temperatures in Västervik in September?
What is the average humidity in September in Västervik?
How many days does it rain in September in Västervik?
When it does not snow in Västervik?
Does it snow in Västervik in September?
What is the sea water temperature in September in Västervik?
How many hours of daylight does Västervik have in September?
When are sunrise and sunset in September in Västervik?
How many hours of sunshine does Västervik have in September?
What is the UV index intensity in September in Västervik?
Average temperature in September
Västervik, Sweden
- Average high temperature in September: 16.5°C
The warmest month (with the highest average high temperature) is July (20.6°C).
The month with the lowest average high temperature is January (1.2°C).
- Average low temperature in September: 11.5°C
The months with the highest average low temperature are July and August (14.2°C).
The coldest month (with the lowest average low temperature) is February (-1.4°C).
Average pressure in September
Västervik, Sweden
- Average pressure in September: 1014.3mbar
The month with the highest atmospheric pressure is May (1015.1mbar).
The month with the lowest atmospheric pressure is December (1009.3mbar).
Average wind speed in September
Västervik, Sweden
- Average wind speed in September: 17.7km/h
The windiest month (with the highest average wind speed) is December (20.9km/h).
The calmest month (with the lowest average wind speed) is May (14.6km/h).
Average humidity in September
Västervik, Sweden
- Average humidity in September: 77%
The months with the highest relative humidity are February and November (86%).
The months with the lowest relative humidity are May and June (72%).
Average rainfall in September
Västervik, Sweden
- Average rainfall in September: 17mm
The wettest month (with the highest rainfall) is July (37mm).
The driest month (with the least rainfall) is April (9mm).
Average rainfall days in September
Västervik, Sweden
- Average rainfall days in September: 9.7 days
The month with the highest number of rainy days is July (14.5 days).
The month with the least rainy days is February (5.6 days).
Average snowfall in September
Västervik, Sweden
- Average snowfall in September: 0mm
The month with the highest snowfall is February (67mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Västervik, 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 sea temperature in September
Västervik, Sweden
- Average sea temperature in September: 15.8°C
The best month for swimming (with the highest average sea temperature) is August (18.8°C).
The coldest month (with the lowest average sea temperature) is March (1.7°C).
Average daylight in September /
Average sunshine in September
Västervik, Sweden
- Average daylight in September: 12h and 5min
The month with the longest days is June (Average daylight: 18h and 0min).
The month with the shortest days is December (Average daylight: 6h and 42min).
- Average sunshine in September: 8h and 3min
The month with the most sunshine is June (Average sunshine: 11h and 30min).
The month with the least sunshine is February (Average sunshine: 3h and 30min).
Average sunshine days in September
Västervik, Sweden
- Average sunshine days in September: 17.6 days
The month with the most sunshine days is April (18.2 days).
The month with the least sunshine days is February (12.1 days).
Average UV index in September
Västervik, Sweden
- Average UV index in September: 4
The months with the highest UV index are June, July and August (UV index 5).
The month with the lowest UV index is January (UV index 1).
Average cloud cover in September
Västervik, Sweden
- Average cloud cover in September: 39
The month with the most cloud cover is February (Cloud cover 65).
The month with the least cloud cover is August (Cloud cover 34).
Average visibility in September
Västervik, 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).
Västervik, Sweden
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