Weather in September
Temperature
The onset of September in Leknes is marked by a minor decrease in temperature, transitioning from a mild 14°C (57.2°F) in August to a fresh 11°C (51.8°F). September witnesses a minor deviation from daytime peaks, with an average nighttime temperature of 6°C (42.8°F).Rainfall
In Leknes, in September, during 24 rainfall days, 120mm (4.72") of precipitation is typically accumulated. Throughout the year, there are 264 rainfall days, and 1205mm (47.44") of precipitation is accumulated.Sea temperature
In September, the average sea temperature in Leknes is 11°C (51.8°F).Note: In 11°C (51.8°F), even brief exposure to 13°C (55.4°F) feels biting, and anything less than 10°C (50°F) risks cold shock and impaired breathing, considering one's health.
Daylight
In September, the average length of the day is 13h and 14min.On the first day of September, sunrise is at 05:33 and sunset at 20:37. On the last day of the month, sunrise is at 07:17 and sunset at 18:33 CEST.
Sunshine
The average sunshine in September in Leknes is 3h.UV index
In September, the average daily maximum UV index in Leknes is 1. A UV Index estimate of 2, and below, represents a minimal health hazard from unsafe exposure to UV radiation for average individuals.Note: The UV index of 1 in September translates into these instructions:
Protection from prolonged sun exposure is necessary for babies, children, and individuals with sensitive skin. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. Boost your sun resistance with garments that are densely woven yet spacious.
Frequently asked questions
What is the temperature in September in Leknes?
How many days does it rain in September in Leknes?
What is the water temperature in September in Leknes?
What is the average length of the day in September in Leknes?
When is the sunrise / sunset in September in Leknes?
How many hours of sunshine does Leknes have in September?
What is the UV index intensity in September in Leknes?
Average temperature in September
Leknes, Norway
- Average high temperature in September: 11°C
The warmest months (with the highest average high temperature) are July and August (14°C).
The months with the lowest average high temperature are January and February (1°C).
- Average low temperature in September: 6°C
The months with the highest average low temperature are July and August (9°C).
The coldest month (with the lowest average low temperature) is February (-3°C).
Average rainfall in September
Leknes, Norway
- Average rainfall in September: 120mm
The wettest month (with the highest rainfall) is October (164mm).
The driest month (with the least rainfall) is May (49mm).
Average rainfall days in September
Leknes, Norway
- Average rainfall days in September: 24 days
The month with the highest number of rainy days is December (28 days).
The months with the least rainy days are May and June (16 days).
Average sea temperature in September
Leknes, Norway
- Average sea temperature in September: 11°C
The best month for swimming (with the highest average sea temperature) is July (12.7°C).
The coldest month (with the lowest average sea temperature) is March (4.3°C).
Average daylight in September /
Average sunshine in September
Leknes, Norway
- Average daylight in September: 13h and 1min
The month with the longest days is August (Average daylight: 17h and 24min).
The month with the shortest days is June (Average daylight: 0h and 0min).
- Average sunshine in September: 3h
The months with the most sunshine are May and June (Average sunshine: 8h).
The months with the least sunshine are January and December (Average sunshine: 0h).
Average UV index in September
Leknes, Norway
- Average UV index in September: 1
The months with the highest UV index are June and July (UV index 4).
The months with the lowest UV index are January, February, October, November and December (UV index 0).
Leknes, Norway
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