September weather forecast
Svolvær, Norway

With temperatures spanning from 9°C (48.2°F) to 11.1°C (52°F), September marks the onset of autumn in Svolvær. Daylight hours diminish significantly, a distinct indication of the march towards the colder months. However, September's weather still allows for outdoor activities, albeit with a sweater or two in tow. Despite an increase in rainfall to 68mm (2.68") compared to 40mm (1.57") in August, the city's climate continues to encourage outdoor activities for the most part of the month. In essence, September brings a visually stunning transition from summer to autumn, with landscapes bathed in vivid hues under the softly setting sun.

Temperature

September in Svolvær is characterized by a slight reduction in average high-temperature, easing from a refreshing 14.4°C (57.9°F) in August to a fresh 11.1°C (52°F). Svolvær documents an average low-temperature of 9°C (48.2°F) for the nights of September.

Rainfall

In Svolvær, Norway, during September, the rain falls for 15 days and regularly aggregates up to 68mm (2.68") of precipitation. Throughout the year, there are 188 rainfall days, and 722mm (28.43") of precipitation is accumulated.

Sea temperature

In Svolvær, in September, the average water temperature is 11.2°C (52.2°F).
Note: At temperatures below 10°C (50°F), swimming in a suitably protected swimsuit is feasible; otherwise, cold shock and loss of breathing control are imminent. Even a short swim, without thermal protection, at temperatures around 13°C (55.4°F) is not comfortable.

Daylight

In September, the average length of the day is 13h and 14min.
On the first day of the month, sunrise is at 05:29 and sunset at 20:34. On the last day of September, sunrise is at 07:13 and sunset at 18:29 CEST.

Sunshine

The average sunshine in September in Svolvær is 3h.

UV index

The average daily maximum UV index in September is 1. A UV Index of 2, and less, symbolizes a low health risk from exposure to the Sun's UV rays for the ordinary person.
Note: In September, an average UV index of 1 transforms into the following instructions:
Babies, children, and those with sensitive skin should always avoid extended periods in the sun. When the Sun is at its strongest around midday, find shade and limit exposure. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days.