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
As September arrives, Bostrak's weather displays a minor decrease in high-temperatures, transitioning from August's enjoyable 18.3°C (64.9°F) to a mild 14.2°C (57.6°F). During the month of September, Bostrak experiences a steady low-temperature average of 6.2°C (43.2°F).Humidity
In Bostrak, the average relative humidity in September is 81%.Rainfall
In Bostrak, in September, during 14.4 rainfall days, 69mm (2.72") of precipitation is typically accumulated. Throughout the year, there are 150.2 rainfall days, and 696mm (27.4") of precipitation is accumulated.Snowfall
June through September are months without snowfall in Bostrak.Daylight
In Bostrak, Norway, the average length of the day in September is 12h and 50min.On the first day of September in Bostrak, sunrise is at 06:23 and sunset at 20:25. On the last day of the month, sunrise is at 07:28 and sunset at 19:00 CEST.
Sunshine
In September, the average sunshine in Bostrak is 7.4h.UV index
The average daily maximum UV index in September is 3. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for average individuals.Note: The UV index of 3 in September translates into these instructions:
Undertake precautions - It is suggested to shield oneself from sunburn. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Bostrak in September?
What is the average humidity in September in Bostrak?
How many days does it rain in September in Bostrak?
When it does not snow in Bostrak?
Does it snow in Bostrak in September?
What is the average length of the day in September in Bostrak?
What time are sunrise and sunset in September in Bostrak?
How long on average sun shines in September in Bostrak?
How high is the UV index in September in Bostrak?
Average temperature in September
Bostrak, Norway
- Average high temperature in September: 14.2°C
The warmest month (with the highest average high temperature) is July (19.6°C).
The month with the lowest average high temperature is January (-2.5°C).
- Average low temperature in September: 6.2°C
The month with the highest average low temperature is July (9.6°C).
The coldest month (with the lowest average low temperature) is February (-7.3°C).
Average pressure in September
Bostrak, Norway
- Average pressure in September: 1012.6mbar
The month with the highest atmospheric pressure is April (1014.6mbar).
The month with the lowest atmospheric pressure is December (1007.8mbar).
Average wind speed in September
Bostrak, Norway
- Average wind speed in September: 9km/h
The windiest month (with the highest average wind speed) is January (10.1km/h).
The calmest month (with the lowest average wind speed) is August (7.9km/h).
Average humidity in September
Bostrak, Norway
- Average humidity in September: 81%
The months with the highest relative humidity are January and February (90%).
The month with the lowest relative humidity is May (70%).
Average rainfall in September
Bostrak, Norway
- Average rainfall in September: 69mm
The wettest month (with the highest rainfall) is November (78mm).
The driest month (with the least rainfall) is April (27mm).
Average rainfall days in September
Bostrak, Norway
- Average rainfall days in September: 14.4 days
The month with the highest number of rainy days is July (17.9 days).
The month with the least rainy days is February (5.7 days).
Average snowfall in September
Bostrak, Norway
- Average snowfall in September: 0mm
The month with the highest snowfall is January (277mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Bostrak, Norway
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (12.9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Bostrak, Norway
- Average daylight in September: 12h and 5min
The month with the longest days is June (Average daylight: 18h and 24min).
The month with the shortest days is December (Average daylight: 6h and 18min).
- Average sunshine in September: 7h and 2min
The month with the most sunshine is June (Average sunshine: 10h and 48min).
The month with the least sunshine is December (Average sunshine: 3h and 12min).
Average sunshine days in September
Bostrak, Norway
- Average sunshine days in September: 13.6 days
The month with the most sunshine days is April (15.6 days).
The month with the least sunshine days is August (11 days).
Average UV index in September
Bostrak, Norway
- Average UV index in September: 3
The months with the highest UV index are May, June, July and August (UV index 4).
The month with the lowest UV index is February (UV index 1).
Average cloud cover in September
Bostrak, Norway
- Average cloud cover in September: 48
The month with the most cloud cover is February (Cloud cover 61).
The months with the least cloud cover are June and July (Cloud cover 42).
Average visibility in September
Bostrak, Norway
- Average visibility in September: 8km
The months with the highest visibility are April, May, June, July and August (9km).
The months with the lowest visibility are January, February, March and November (7km).
