October weather forecast
Fredrikstad, Norway

In October, Fredrikstad starts to feel the chill of the oncoming winter. The biggest contrast to summer becomes evident with the sea temperature decreasing to 12°C (53.6°F). The daylight hours continue to shorten, signaling the proximity of winter. While the fall colors add to the beauty of the season, the rainfall increases, making it the wettest month of the year with 104mm (4.09"). Undoubtedly, October paints a unique picture of the changing seasons in Fredrikstad.

Temperature

The arrival of October in Fredrikstad, Norway, indicates a decrease in the average high-temperature, moving from a moderate 15°C (59°F) in September to a fresh 10°C (50°F). The temperature dips to an average of 4°C (39.2°F) during October nights.

Rainfall

The month with the most rainfall is October, when the rain falls for 17 days and typically aggregates up to 104mm (4.09") of precipitation.

Sea temperature

In Fredrikstad, the average seawater temperature in October is 12°C (53.6°F).
Note: With an efficient thermal swimsuit, one can navigate 12°C (53.6°F) even if it's colder than 10°C (50°F); otherwise, rapid cold shock and breathlessness might set in. Barely wading at 13°C (55.4°F) feels chilly.

Daylight

In October, the average length of the day in Fredrikstad is 10h and 11min.
On the first day of October in Fredrikstad, sunrise is at 07:22 and sunset at 18:49 CEST. On the last day of the month, sunrise is at 07:34 and sunset at 16:25 CET.
Note: On Sunday, 27. October 2024, at 03:00, Daylight Saving Time ends, and the time zone changes from CEST to CET. Daylight Saving Time starts again on Sunday, 30. March 2025, at 02:00; consequently, the time zone reverts from CET to CEST.

Sunshine

In October, the average sunshine is 3h.

UV index

In Fredrikstad, Norway, the average daily maximum UV index in October is 1. A UV Index value of 2, and less, symbolizes a low health risk from unprotected exposure to Sun's UV rays for average individuals.
Note: A typical high UV index of 1 in October suggests the following recommendations:
While most individuals can withstand prolonged sun exposure, it is imperative that babies, children, and those with sensitive skin always be shielded. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.