See exactly when rain will start and stop with a minute-by-minute precipitation nowcast for the next hour.
9°
Light Rain
Feels Like: 5°
Min: 7°
Max: 10°
The next few hours will be overcast, with today reaching 10°C and dropping to 6°C. The coming days will be drizzle
Compare today's weather with yesterday's data and track temperature trends over time.
Hourly Forecast
Daylight Hours
07:33
Sunrise
19:03
Sunset
Moon
Waxing Gibbous
18:49
Moonrise
05:26
Moonset
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View stargazing scoreWeather in Kópavogur today, September 25, 2026
Kópavogur looks damp on September 25, 2026, so plan for wet spells during the day. Early travel and outdoor time should assume rain can arrive quickly. Wetter spells lean into the morning, when rain odds reach about 46% near 05:00. Skies look heaviest around 10:00, with cover close to 100%.
Temperatures climb from an overnight low near 7°C toward a daytime high of about 10°C. Expect humidity between 82% and 95%, most humid near 08:00. A lighter breeze peaks around 23:00 near 4.1 km/h.
Expect the wet theme to continue later, as rain odds reach 22% near 19:00. Cloud amounts hold near 100% around 12:00. Horizontal visibility sits around 22.7 km, briefly nearer 12.6 km. Sunrise is at 07:33 and sunset at 19:03, giving 11 hours 30 minutes of sunlight today.
Overall, Kópavogur on September 25, 2026 suits indoor plans or waterproof kit, especially while rain chances stay near 46% and the high sits around 10°C.
Frequently asked questions about weather in Kópavogur
How warm does it get in Kópavogur?
The warmest month in Kópavogur is July, with average high temperatures of 14°C. The average temperature during this period is around 11°C.
How cold does it get in Kópavogur?
The coldest month in Kópavogur is January, with average low temperatures of -2°C. The average temperature during this period is around 0°C.
What is the wettest time of year in Kópavogur?
The wettest month in Kópavogur is September, with an average of 137mm of precipitation.
What is the driest time of year in Kópavogur?
The driest month in Kópavogur is July, with an average of 77mm of precipitation.
