See exactly when rain will start and stop with a minute-by-minute precipitation nowcast for the next hour.
9°
Light Rain and Windy
Feels Like: 3°
Min: 8°
Max: 11°
The next few hours will be windy and overcast, with today reaching 11°C and dropping to 9°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
07:32
Sunrise
19:09
Sunset
Moon
Waxing Gibbous
18:59
Moonrise
03:49
Moonset
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View stargazing scoreWeather in Grindavík today, September 24, 2026
Grindavík looks damp on September 24, 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 100% near 11:00. Skies look heaviest around 11:00, with cover close to 92%.
Temperatures climb from an overnight low near 8°C toward a daytime high of about 11°C. Expect humidity between 81% and 84%, most humid near 18:00. Winds stay light, near 14.7 km/h by 11:00, so the day feels still more than breezy.
Through the afternoon wet weather remains a factor, with rain chances near 100% around 12:00. Cloud also stays substantial, close to 96% near 18:00. Visibility stays generally good near 12.8 km on average, though it can drop toward 6.2 km in thicker cloud or showers. Sunrise is at 07:32 and sunset at 19:09, giving 11 hours 36 minutes of sunlight today.
Overall, Grindavík on September 24, 2026 suits indoor plans or waterproof kit, especially while rain chances stay near 100% and the high sits around 11°C.
