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
September
Weather in September
Temperature
The onset of September results in a small decrease in the average high-temperature, moderately receding from a mild 14.7°C (58.5°F) in August to a cool 10.9°C (51.6°F). Sandane's average low-temperature during September nights is observed to be an icy 5.1°C (41.2°F).Humidity
The average relative humidity in September is 83%.Rainfall
In Sandane, Norway, in September, during 21 rainfall days, 150mm (5.91") of precipitation is typically accumulated. Throughout the year, there are 219.1 rainfall days, and 1747mm (68.78") of precipitation is accumulated.Snowfall
In Sandane, snow does not fall in June through September.Sea temperature
In September, the average sea temperature in Sandane, Norway, is 13.9°C (57°F).Note: Staying in 13.9°C (57°F) waters for just a few moments at 13°C (55.4°F) can be harrowing, and below 10°C (50°F) poses breathing and cold shock risks, depending on individual tolerance.
Daylight
In September, the average length of the day is 12h and 55min.On the first day of September, sunrise is at 06:26 and sunset at 20:43. On the last day of the month, sunrise is at 07:40 and sunset at 19:09 CEST.
Sunshine
In September, the average sunshine is 5.4h.UV index
The average daily maximum UV index in September is 2. A UV Index reading of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV radiation for the ordinary person.Note: The average daily UV index of 2 in September transforms into the following instructions:
Babies, children, and those with sensitive skin should always avoid extended periods in the sun. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average September temperature?
What is the average humidity in September?
How many days does it rain in September?
When it does not snow in Sandane?
Does it snow in September?
What is the water temperature in September?
How many hours of daylight does Sandane have in September?
When are sunrise and sunset in September in Sandane?
How long on average sun shines in September in Sandane?
How high is the UV index in September in Sandane?
Average temperature in September
Sandane, Norway
- Average high temperature in September: 10.9°C
The warmest month (with the highest average high temperature) is July (15.6°C).
The month with the lowest average high temperature is January (-3.1°C).
- Average low temperature in September: 5.1°C
The month with the highest average low temperature is July (7.9°C).
The coldest month (with the lowest average low temperature) is January (-7.4°C).
Average pressure in September
Sandane, Norway
- Average pressure in September: 1011.1mbar
The month with the highest atmospheric pressure is May (1014.7mbar).
The month with the lowest atmospheric pressure is December (1004.4mbar).
Average wind speed in September
Sandane, Norway
- Average wind speed in September: 9.6km/h
The windiest month (with the highest average wind speed) is January (12.2km/h).
The calmest month (with the lowest average wind speed) is August (7.7km/h).
Average humidity in September
Sandane, Norway
- Average humidity in September: 83%
The month with the highest relative humidity is March (91%).
The month with the lowest relative humidity is June (77%).
Average rainfall in September
Sandane, Norway
- Average rainfall in September: 150mm
The wettest month (with the highest rainfall) is December (221mm).
The driest month (with the least rainfall) is June (86mm).
Average rainfall days in September
Sandane, Norway
- Average rainfall days in September: 21 days
The month with the highest number of rainy days is August (23.1 days).
The month with the least rainy days is February (12.8 days).
Average snowfall in September
Sandane, Norway
- Average snowfall in September: 0mm
The month with the highest snowfall is January (779mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Sandane, Norway
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (17.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average sea temperature in September
Sandane, Norway
- Average sea temperature in September: 13.9°C
The best month for swimming (with the highest average sea temperature) is August (14.8°C).
The coldest month (with the lowest average sea temperature) is March (5.3°C).
Average daylight in September /
Average sunshine in September
Sandane, Norway
- Average daylight in September: 12h and 5min
The month with the longest days is June (Average daylight: 19h and 30min).
The month with the shortest days is December (Average daylight: 5h and 24min).
- Average sunshine in September: 5h and 2min
The month with the most sunshine is June (Average sunshine: 8h and 54min).
The month with the least sunshine is December (Average sunshine: 2h and 0min).
Average sunshine days in September
Sandane, Norway
- Average sunshine days in September: 7.2 days
The month with the most sunshine days is November (9.5 days).
The month with the least sunshine days is December (4.9 days).
Average UV index in September
Sandane, Norway
- Average UV index in September: 2
The month with the highest UV index is June (UV index 4).
The months with the lowest UV index are January, February, March, October, November and December (UV index 1).
Average cloud cover in September
Sandane, Norway
- Average cloud cover in September: 62
The month with the most cloud cover is March (Cloud cover 71).
The month with the least cloud cover is May (Cloud cover 58).
Average visibility in September
Sandane, Norway
- Average visibility in September: 8km
The months with the highest visibility are May and June (9km).
The months with the lowest visibility are January, February, March and December (7km).
