September weather forecast
Ivalo, Finland

September takes a definitive step towards the onset of autumn weather in Ivalo, Finland. A notable decline in the temperature range between 2°C (35.6°F) and 9°C (48.2°F), accompanied by a decrease in daylight hours signifies the returning dominance of colder weather. The gradual cooling is balanced with maintained rainfall levels, offering a soothing dampness to the chill. However, with the UV index dropping, September marks the fading memory of the summer sun. This weather transition enhances the picturesque nature of the city, offering a colorful spectacle of the turning leaves.

Temperature

Onset of September in Ivalo comes with a temperature decline, the average high falling from a moderate 15°C (59°F) in August to a chilly 9°C (48.2°F). Ivalo's average low-temperature is measured at an icy 2°C (35.6°F) during September.

Rainfall

In Ivalo, in September, it is raining for 18 days, with typically 47mm (1.85") of accumulated precipitation. Throughout the year, there are 217 rainfall days, and 426mm (16.77") of precipitation is accumulated.

Daylight

In Ivalo, the average length of the day in September is 13h and 16min.
On the first day of September in Ivalo, sunrise is at 05:35 and sunset at 20:44. On the last day of the month, sunrise is at 07:21 and sunset at 18:37 EEST.

Sunshine

In Ivalo, the average sunshine in September is 3h.

UV index

In September, the average daily maximum UV index is 1. A UV Index of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV radiation for ordinary individuals.
Note: In September, the maximum UV index of 1 transforms into these recommendations:
The majority are not significantly affected by prolonged sun exposure. Infants, children, and those with fair skin must always have protection. It's recommended to limit sun exposure when its radiation is at its peak during midday. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears.