Weather in Norway in September
Country-wide climate normals across 15 cities in Norway.
How Hot Is Norway in September?
Mild conditions are universal across Norway in September: highs near 16°C in Oslo, similar elsewhere.
Sunshine in Norway in September
Variable weather dominates Norway in September: 3.1h of direct sun on a typical day in Oslo, with daylight from 6:45 am to 7:35 pm. Expect both bright and cloudy days across the month, and slight regional differences between coastal and inland zones.
Does It Rain In Norway In September?
Norway's September is wet across most regions: 149mm in Oslo across 14 days, with rain falling on most days of the month. Coastal and highland regions can see significantly more, while interior regions may stay slightly drier. Sunny stretches are brief and uncommon.
Is Norway Humid In September?
Saturated air defines Norway's September: humidity at 78% in Oslo, with the country as a whole feeling muggy and oppressive. The air practically drips after rain, and even shaded outdoor areas feel warm and clammy. Plan indoor time during the most humid afternoon hours.
Wind In Norway In September
Light breezes are typical across Norway in September: 19 kph in Oslo, with similar gentle wind conditions in most regions. The air moves enough to keep things fresh on warm days but not enough to be disruptive. Coastal cities may see slightly more.
Cloud Cover In Norway In September
Norway sees mostly cloudy weather through September: Oslo averages 66% cloud cover, and the pattern repeats across the country. Bright sun is uncommon; expect a grey, soft-lit feel to most days.