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
As September arrives, Ostvik's weather displays a minor decrease in high-temperatures, transitioning from August's comfortable 18.2°C (64.8°F) to a mild 13.3°C (55.9°F). During September nights, Ostvik witnesses a consistent average temperature of 7.4°C (45.3°F).Humidity
The average relative humidity in September in Ostvik is 79%.Rainfall
In Ostvik, during September, the rain falls for 10.8 days and regularly aggregates up to 20mm (0.79") of precipitation. In Ostvik, during the entire year, the rain falls for 99.9 days and collects up to 252mm (9.92") of precipitation.Snowfall
In Ostvik, snow does not fall in June through September.Daylight
In Ostvik, the average length of the day in September is 13h and 4min.On the first day of the month, sunrise is at 05:17 and sunset at 19:54. On the last day of September, in Ostvik, sunrise is at 06:43 and sunset at 18:07 CEST.
Sunshine
In September, the average sunshine in Ostvik is 7.6h.UV index
In September, the average daily maximum UV index in Ostvik is 3. A UV Index reading of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for average individuals.Note: An average maximum UV index of 3 in September leads to these recommendations:
Take necessary precautions - Suggestions to elude sunburn are provided. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Pay attention! The reflection of snow can enhance the Sun's UV radiation almost double.
Frequently asked questions
What is the temperature in September in Ostvik?
What is the average humidity in September in Ostvik?
How many days does it rain in September in Ostvik?
When it does not snow in Ostvik?
Does it snow in Ostvik in September?
How many hours of daylight does Ostvik have in September?
When is the sunrise / sunset in September in Ostvik?
How many hours of sunshine does Ostvik have in September?
How high is the UV index in September in Ostvik?
Average temperature in September
Ostvik, Sweden
- Average high temperature in September: 13.3°C
The warmest month (with the highest average high temperature) is July (19.4°C).
The month with the lowest average high temperature is January (-4.8°C).
- Average low temperature in September: 7.4°C
The month with the highest average low temperature is July (12°C).
The coldest month (with the lowest average low temperature) is February (-9.3°C).
Average pressure in September
Ostvik, Sweden
- Average pressure in September: 1011.2mbar
The month with the highest atmospheric pressure is May (1014.1mbar).
The month with the lowest atmospheric pressure is December (1005mbar).
Average wind speed in September
Ostvik, Sweden
- Average wind speed in September: 12.6km/h
The windiest month (with the highest average wind speed) is December (14.6km/h).
The calmest month (with the lowest average wind speed) is July (11.2km/h).
Average humidity in September
Ostvik, Sweden
- Average humidity in September: 79%
The months with the highest relative humidity are January and February (92%).
The month with the lowest relative humidity is June (65%).
Average rainfall in September
Ostvik, Sweden
- Average rainfall in September: 20mm
The wettest month (with the highest rainfall) is July (30mm).
The driest month (with the least rainfall) is February (14mm).
Average rainfall days in September
Ostvik, Sweden
- Average rainfall days in September: 10.8 days
The month with the highest number of rainy days is July (11.9 days).
The month with the least rainy days is January (3 days).
Average snowfall in September
Ostvik, Sweden
- Average snowfall in September: 0mm
The months with the highest snowfall are January and March (107mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Ostvik, Sweden
- Average snowfall days in September: 0.1 days
The month with the highest number of snowfall days is January (15.2 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in September /
Average sunshine in September
Ostvik, Sweden
- Average daylight in September: 13h and 1min
The month with the longest days is June (Average daylight: 21h and 30min).
The month with the shortest days is December (Average daylight: 4h and 0min).
- Average sunshine in September: 7h and 4min
The month with the most sunshine is July (Average sunshine: 12h and 48min).
The month with the least sunshine is December (Average sunshine: 1h and 24min).
Average sunshine days in September
Ostvik, Sweden
- Average sunshine days in September: 17.1 days
The months with the most sunshine days are June and October (17.8 days).
The month with the least sunshine days is December (12.9 days).
Average UV index in September
Ostvik, Sweden
- Average UV index in September: 3
The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 1).
Average cloud cover in September
Ostvik, Sweden
- Average cloud cover in September: 46
The month with the most cloud cover is January (Cloud cover 66).
The months with the least cloud cover are July and August (Cloud cover 40).
Average visibility in September
Ostvik, Sweden
- Average visibility in September: 9km
The month with the highest visibility is June (10km).
The months with the lowest visibility are January, February and March (7km).
Ostvik, Sweden
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