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
September
Weather in September
Temperature
The onset of September is marked by a decrease in temperature, transitioning from 19.3°C (66.7°F) in August to a still refreshing 14.3°C (57.7°F). Västanvik temperatures generally rest at a low of 6.8°C (44.2°F) during the September nights.Humidity
The average relative humidity in September in Västanvik is 80%.Rainfall
In September, the rain falls for 13.6 days. Throughout September, 33mm (1.3") of precipitation is accumulated. Throughout the year, in Västanvik, there are 141.4 rainfall days, and 424mm (16.69") of precipitation is accumulated.Snowfall
In Västanvik, Sweden, snow does not fall in June through September.Daylight
The average length of the day in September in Västanvik, Sweden, is 12h and 53min.On the first day of September in Västanvik, sunrise is at 05:54 and sunset at 20:05. On the last day of the month, sunrise is at 07:05 and sunset at 18:34 CEST.
Sunshine
The average sunshine in September in Västanvik is 7.1h.UV index
In Västanvik, the average daily maximum UV index in September is 3. A UV Index estimate of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for average individuals.Note: In September, the maximum UV index of 3 suggests these recommendations:
Exercise prevention - Precautions against solar damage are endorsed. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. Opt for tightly woven and loose clothing to enhance protection from the Sun.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average September temperature in Västanvik?
What is the average humidity in September in Västanvik?
How many days does it rain in September in Västanvik?
When it does not snow in Västanvik?
Does it snow in Västanvik in September?
How many hours of daylight does Västanvik have in September?
What time are sunrise and sunset in September in Västanvik?
How long on average sun shines in September in Västanvik?
What is the UV index reading in September in Västanvik?
Average temperature in September
Västanvik, Sweden
- Average high temperature in September: 14.3°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 (-3.2°C).
- Average low temperature in September: 6.8°C
The month with the highest average low temperature is July (11°C).
The coldest month (with the lowest average low temperature) is February (-7.5°C).
Average pressure in September
Västanvik, Sweden
- Average pressure in September: 1012.7mbar
The month with the highest atmospheric pressure is May (1014.4mbar).
The month with the lowest atmospheric pressure is December (1007.1mbar).
Average wind speed in September
Västanvik, Sweden
- Average wind speed in September: 10.1km/h
The windiest month (with the highest average wind speed) is December (10.7km/h).
The calmest month (with the lowest average wind speed) is August (9km/h).
Average humidity in September
Västanvik, Sweden
- Average humidity in September: 80%
The month with the highest relative humidity is February (93%).
The months with the lowest relative humidity are May and June (68%).
Average rainfall in September
Västanvik, Sweden
- Average rainfall in September: 33mm
The wettest month (with the highest rainfall) is July (53mm).
The driest month (with the least rainfall) is April (22mm).
Average rainfall days in September
Västanvik, Sweden
- Average rainfall days in September: 13.6 days
The month with the highest number of rainy days is July (18.6 days).
The month with the least rainy days is February (4.5 days).
Average snowfall in September
Västanvik, 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
Västanvik, Sweden
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (15.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Västanvik, Sweden
- Average daylight in September: 12h and 5min
The month with the longest days is June (Average daylight: 19h and 0min).
The month with the shortest days is December (Average daylight: 5h and 48min).
- Average sunshine in September: 7h and 1min
The month with the most sunshine is June (Average sunshine: 11h and 30min).
The month with the least sunshine is December (Average sunshine: 1h and 42min).
Average sunshine days in September
Västanvik, Sweden
- Average sunshine days in September: 12.9 days
The month with the most sunshine days is October (14.5 days).
The months with the least sunshine days are March and July (10.8 days).
Average UV index in September
Västanvik, 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
Västanvik, Sweden
- Average cloud cover in September: 53
The month with the most cloud cover is February (Cloud cover 69).
The months with the least cloud cover are June and July (Cloud cover 47).
Average visibility in September
Västanvik, Sweden
- Average visibility in September: 8km
The months with the highest visibility are May, June, July and August (9km).
The month with the lowest visibility is February (5km).
