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
Weather in September
Temperature
Mosjøen's progression into September involves a gentle drop in the average high-temperature, from a mild 14.5°C (58.1°F) in August to a cool 10.5°C (50.9°F). An average low-temperature of 5.5°C (41.9°F) characterizes Mosjøen's September nights.Humidity
In Mosjøen, the average relative humidity in September is 84%.Rainfall
In Mosjøen, Norway, in September, it is raining for 18.2 days, with typically 83mm (3.27") of accumulated precipitation. In Mosjøen, during the entire year, the rain falls for 141.5 days and collects up to 979mm (38.54") of precipitation.Snowfall
January through June, September through December are months with snowfall in Mosjøen. September is the first month it typically snows. Throughout September, in the average 0.7 snowfall days, it receives 8mm (0.31") of snow. In Mosjøen, during the entire year, snow falls for 116.8 days and aggregates up to 2443mm (96.18") of snow.Sea temperature
In Mosjøen, the average seawater temperature in September is 12.3°C (54.1°F).Note: Unprotected swimming in 12.3°C (54.1°F) is dangerous due to potential cold shock. Especially when temperatures go below 10°C (50°F), leading to hyperventilation.
Daylight
The average length of the day in September is 13h and 6min.On the first day of September in Mosjøen, Norway, sunrise is at 05:45 and sunset at 20:28. On the last day of the month, sunrise is at 07:16 and sunset at 18:37 CEST.
Sunshine
In Mosjøen, the average sunshine in September is 5.5h.UV index
The average daily maximum UV index in September in Mosjøen, Norway, is 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The daily high UV index of 2 in September translates into this advice:
Long-term sun exposure is typically not a concern for most. However, those with sensitive skin, infants, and children must always have protection. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance. Heed this! Snow reflection can almost augment the UV radiation of the sun by double.
Frequently asked questions
What are September temperatures in Mosjøen?
What is the average humidity in September in Mosjøen?
How many days does it rain in September in Mosjøen?
When does it start snowing in Mosjøen?
What is the water temperature in September in Mosjøen?
How many hours of daylight does Mosjøen have in September?
What time are sunrise and sunset in September in Mosjøen?
How many hours of sunshine does Mosjøen have in September?
What is the UV index intensity in September in Mosjøen?
Average temperature in September
Mosjøen, Norway
- Average high temperature in September: 10.5°C
The warmest month (with the highest average high temperature) is July (15.4°C).
The month with the lowest average high temperature is January (-4.6°C).
- Average low temperature in September: 5.5°C
The month with the highest average low temperature is July (9.2°C).
The coldest month (with the lowest average low temperature) is February (-9.4°C).
Average pressure in September
Mosjøen, Norway
- Average pressure in September: 1010mbar
The month with the highest atmospheric pressure is May (1014.4mbar).
The month with the lowest atmospheric pressure is December (1002.6mbar).
Average wind speed in September
Mosjøen, Norway
- Average wind speed in September: 12.1km/h
The windiest month (with the highest average wind speed) is January (16.6km/h).
The calmest month (with the lowest average wind speed) is July (9.4km/h).
Average humidity in September
Mosjøen, Norway
- Average humidity in September: 84%
The months with the highest relative humidity are February and April (90%).
The month with the lowest relative humidity is June (76%).
Average rainfall in September
Mosjøen, Norway
- Average rainfall in September: 83mm
The wettest month (with the highest rainfall) is March (112mm).
The driest month (with the least rainfall) is July (59mm).
Average rainfall days in September
Mosjøen, Norway
- Average rainfall days in September: 18.2 days
The month with the highest number of rainy days is September (18.2 days).
The month with the least rainy days is February (4 days).
Average snowfall in September
Mosjøen, Norway
- Average snowfall in September: 8mm
The month with the highest snowfall is March (482mm).
The months with the least snowfall are July and August (0mm).
Average snowfall days in September
Mosjøen, Norway
- Average snowfall days in September: 0.7 days
The month with the highest number of snowfall days is March (19.3 days).
The months with the least snowfall days are July and August (0 days).
Average sea temperature in September
Mosjøen, Norway
- Average sea temperature in September: 12.3°C
The best month for swimming (with the highest average sea temperature) is July (13.9°C).
The coldest month (with the lowest average sea temperature) is March (3.9°C).
Average daylight in September /
Average sunshine in September
Mosjøen, Norway
- Average daylight in September: 13h and 1min
The month with the longest days is July (Average daylight: 20h and 42min).
The month with the shortest days is December (Average daylight: 3h and 18min).
- Average sunshine in September: 5h and 3min
The month with the most sunshine is July (Average sunshine: 8h and 54min).
The month with the least sunshine is December (Average sunshine: 1h and 12min).
Average sunshine days in September
Mosjøen, Norway
- Average sunshine days in September: 10 days
The month with the most sunshine days is January (12.1 days).
The month with the least sunshine days is May (8.6 days).
Average UV index in September
Mosjøen, Norway
- Average UV index in September: 2
The months with the highest UV index are June and July (UV index 4).
The months with the lowest UV index are February, March, November and December (UV index 1).
Average cloud cover in September
Mosjøen, Norway
- Average cloud cover in September: 62
The month with the most cloud cover is March (Cloud cover 72).
The month with the least cloud cover is August (Cloud cover 57).
Average visibility in September
Mosjøen, Norway
- Average visibility in September: 9km
The months with the highest visibility are June, July, August, September, October, November and December (9km).
The month with the lowest visibility is April (7km).
Mosjøen, Norway
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