September weather forecast
Gävle, Sweden

September marks the arrival of autumn in Gävle, bringing a whole spectacle of vibrant colors and mild weather. The city of Gävle experiences a noticeable drop in the average temperature in September, with highs settling around 16.6°C (61.9°F), yet providing comfortable conditions for visitors. Wrapped up in the natural splendour of Fall colors, this is an excellent time to explore the city on foot and indulge in its cultural offerings.

Temperature

Gävle's weather in September involves a mild decrease in the average high-temperature, moving down slightly from August's pleasant 21.2°C (70.2°F) to a comfortable 16.6°C (61.9°F). Throughout the month of September, Gävle witnesses an average temperature of 6.4°C (43.5°F).

Rainfall

In September, the rain falls for 14 days. Throughout September, 67mm (2.64") of precipitation is accumulated. Throughout the year, in Gävle, there are 152 rainfall days, and 618mm (24.33") of precipitation is accumulated.

Daylight

The average length of the day in September in Gävle is 12h and 53min.
On the first day of September in Gävle, Sweden, sunrise is at 05:46 and sunset at 19:56. On the last day of the month, sunrise is at 06:56 and sunset at 18:26 CEST.

Sunshine

The average sunshine in September is 4h.

UV index

The average daily maximum UV index in September is 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from unsafe exposure to UV radiation for ordinary individuals.
Note: In September, the maximum UV index of 2 suggests this advice:
Children, babies, and those with sensitive skin should always be shielded from long periods of sun exposure. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. Tightly woven clothing, when worn loosely, shields effectively against the Sun.