Weather Grindavik long-term weather forecast

Long-term weather forecast for Grindavik for ten days.

Wednesday, Sep 10

54 / 46°F

0.00 in

17 mph

50 °F	48 °F	12 am
48 °F	46 °F	6 am
50 °F	46 °F	12 pm
54 °F	50 °F	6 pm

sunrise 6:39 am
sunset 8:12 pm

HOURLY

During the day morning light rain, in the afternoon initially light rain, later partly cloudy. The highest temperature 54 °F. Total rainfall 0.10 in. At night cloudy. The lowest temperature 46 °F. Total rainfall 0.01 in.

Interactive map weather Iceland

GPS: 63.8385; -22.4393

altitude: 3 ft
local time:

PLACES IN THE AREA

Weather forecast Grindavik, Iceland extended forecast

Time			Precip.	Wind	Pressure	Humidity	Dew	total	Fog	Low	Middle	High
Wednesday 09/10/2025
12 AM 8 PM	light rain	50 °F 48 °F	0.04 in	13 fps 9 mph south-southeast	29.2 in	85 %	45 °F	100 %	0%	100%	81%	2%
6 AM 2 AM	rain	48 °F 45 °F	0.04 in	21 fps 15 mph south-southeast	29.2 in	90 %	45 °F	100 %	0%	100%	100%	10%
12 PM 8 AM	light rain	50 °F 46 °F	0.02 in	26 fps 17 mph southeast	29.3 in	83 %	45 °F	100 %	0%	61%	100%	0%
6 PM 2 PM	partly cloudy	54 °F 50 °F	0.0 in	22 fps 15 mph east-southeast	29.3 in	81 %	46 °F	15 %	0%	7%	9%	0%
Thursday 09/11/2025
12 AM 8 PM	cloudy	48 °F 46 °F	0.01 in	8 fps 5 mph east-northeast	29.3 in	82 %	43 °F	85 %	0%	8%	36%	75%
6 AM 2 AM	overcast	50 °F 46 °F	0.0 in	12 fps 8 mph north-northeast	29.3 in	75 %	41 °F	100 %	0%	7%	68%	100%
12 PM 8 AM	overcast	54 °F 50 °F	0.02 in	17 fps 12 mph north	29.3 in	75 %	46 °F	87 %	0%	0%	0%	87%
6 PM 2 PM	cloudy	57 °F 55 °F	0.0 in	16 fps 11 mph north-northeast	29.3 in	77 %	48 °F	40 %	0%	7%	23%	21%

Grindavik, Iceland - information

State: Iceland

GPS coordinates: 63.8385; -22.4393

Time zone: Atlantic / Reykjavik time difference in hours with time in NY is -2 hours

Population: 2 856
Altitude: 3 ft
The administrative part:

Southern Peninsula, Keflavik
Grindavíkurbær, Grindavik

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Weather Grindavik, Iceland. Weather forecast for Grindavik.

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Data source

Weather forecast for Grindavik is supplied by MET Norway Norwegian Meteorological Institute and the NRK.

Feels like

To calculate the perceived temperature, we use the Australian Apparent Temperature (AAT) model, which is designed for year-round calculations and takes air humidity into account in addition to temperature and wind speed.

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Astronomical information Grindavik

data are always in the local time

Sun and light

Sept. 10, 2025

Sunrise:	Sunset:
6:39 am	8:12 pm
Noon:	Length of day:
1:26 pm	13:33
Start of civil twilight*:	End of civil twilight*:
5:48 am	9:02 pm
Start of nautical twilight*:	End of nautical twilight*:
4:45 am	10:04 pm
Start of astronomical twilight*:	End of astronomical twilight*:
3:21 am	11:25 pm
* What is Twilight?

Moon and moon phases

Moonrise:	Moonset:
09/09/2025 7:58 pm	09/10/2025 11:23 am
Next new moon:	Next full moon:
09/21/2025	10/06/2025