Sarpsborg Weather in September

September in Sarpsborg brings moderate temperatures around 18°C (64°F) during the day, dropping to 9°C (48°F) at night, with quite a bit of rainfall expected, averaging around 88 mm (3.5 in) for the month.

Rainfall in Sarpsborg in September

The climate data from previous years indicates about 16 days of rain, averaging 88 mm (3.5 in) for the month. Expect a fairly normal spread of rainfall this month, with no particular pattern of very heavy or very persistent showers.

Temperature in Sarpsborg in September

September in Sarpsborg brings moderate temperatures, with highs of 18°C (64°F) and nights around 9°C (48°F). Temperatures can feel cooler in the morning and evening, so layering is often the best approach. Nights fall to 9°C (48°F), which is cold enough to feel it indoors too. A good thick duvet makes all the difference for a comfortable night's sleep.

Sunshine in Sarpsborg in September

With about 149 hours of sunshine, the area enjoys a nice balance of sun and overcast, creating a pleasant environment.

For Sarpsborg itself, June, July and August generally stand out with the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.