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
The shift from August to September includes a minor decrease in the average high-temperature, lightly dropping from a comfortable 19.2°C (66.6°F) to a still refreshing 14.8°C (58.6°F). The average low-temperature of 7.4°C (45.3°F) is witnessed in Sandum during September.Humidity
In September, the average relative humidity in Sandum is 81%.Rainfall
In Sandum, in September, during 15.2 rainfall days, 49mm (1.93") of precipitation is typically accumulated. Throughout the year, there are 154 rainfall days, and 552mm (21.73") of precipitation is accumulated.Snowfall
In Sandum, snow does not fall in June through September.Daylight
In September, the average length of the day in Sandum, Norway, is 12h and 52min.On the first day of the month, sunrise is at 06:10 and sunset at 20:17. On the last day of September, in Sandum, sunrise is at 07:18 and sunset at 18:49 CEST.
Sunshine
In September, the average sunshine in Sandum is 7.1h.UV index
In Sandum, Norway, the average daily maximum UV index in September is 3. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for ordinary individuals.Note: A daily high UV index of 3 in September leads to these guidelines:
Take necessary precautions - Protection from skin and eye injury is mandatory. Avoiding the Sun's peak radiation during midday hours is essential for health and safety. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense.
Frequently asked questions
What is the average September temperature in Sandum?
What is the average humidity in September in Sandum?
How much does it rain in Sandum in September?
When it does not snow in Sandum?
Does it snow in Sandum in September?
How many hours of daylight does Sandum have in September?
When are sunrise and sunset in September in Sandum?
How many hours of sunshine does Sandum have in September?
How high is the UV index in September in Sandum?
Average temperature in September
Sandum, Norway
- Average high temperature in September: 14.8°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 (-2°C).
- Average low temperature in September: 7.4°C
The month with the highest average low temperature is July (11.1°C).
The coldest month (with the lowest average low temperature) is February (-6.4°C).
Average pressure in September
Sandum, Norway
- Average pressure in September: 1012.7mbar
The month with the highest atmospheric pressure is April (1014.2mbar).
The month with the lowest atmospheric pressure is December (1007.9mbar).
Average wind speed in September
Sandum, Norway
- Average wind speed in September: 10.7km/h
The windiest month (with the highest average wind speed) is January (11.2km/h).
The calmest months (with the lowest average wind speed) are July and August (9.5km/h).
Average humidity in September
Sandum, Norway
- Average humidity in September: 81%
The month with the highest relative humidity is February (92%).
The months with the lowest relative humidity are May and June (71%).
Average rainfall in September
Sandum, Norway
- Average rainfall in September: 49mm
The wettest month (with the highest rainfall) is August (63mm).
The driest month (with the least rainfall) is April (25mm).
Average rainfall days in September
Sandum, Norway
- Average rainfall days in September: 15.2 days
The month with the highest number of rainy days is July (19.7 days).
The month with the least rainy days is February (5.7 days).
Average snowfall in September
Sandum, Norway
- Average snowfall in September: 0mm
The month with the highest snowfall is March (193mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Sandum, Norway
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (14.9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Sandum, Norway
- Average daylight in September: 12h and 5min
The month with the longest days is June (Average daylight: 18h and 42min).
The month with the shortest days is December (Average daylight: 6h and 6min).
- Average sunshine in September: 7h and 1min
The month with the most sunshine is June (Average sunshine: 11h and 18min).
The month with the least sunshine is December (Average sunshine: 2h and 54min).
Average sunshine days in September
Sandum, Norway
- Average sunshine days in September: 12.3 days
The month with the most sunshine days is April (14.4 days).
The month with the least sunshine days is July (9.4 days).
Average UV index in September
Sandum, Norway
- Average UV index in September: 3
The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are February, March, November and December (UV index 1).
Average cloud cover in September
Sandum, Norway
- Average cloud cover in September: 52
The month with the most cloud cover is February (Cloud cover 68).
The month with the least cloud cover is June (Cloud cover 47).
Average visibility in September
Sandum, Norway
- Average visibility in September: 8km
The months with the highest visibility are April, May and June (9km).
The months with the lowest visibility are January and February (6km).
Sandum, Norway
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