Weather Mosfellsbær long-term weather forecast

Long-term weather forecast for Mosfellsbær for ten days.

Wednesday, Sep 10

55 / 46°F

0.00 in

12 mph

50 °F	48 °F	12 am
50 °F	46 °F	6 am
52 °F	48 °F	12 pm
55 °F	54 °F	6 pm

sunrise 6:35 am
sunset 8:10 pm

HOURLY

During the day morning rain showers, in the afternoon initially rain showers, later partly cloudy. The highest temperature 55 °F. Total rainfall 0.11 in. At night overcast. The lowest temperature 46 °F.

Interactive map weather Iceland

GPS: 64.1667; -21.7000

altitude: 72 ft
local time:

PLACES IN THE AREA

Weather forecast Mosfellsbær, Iceland extended forecast

Time			Precip.	Wind	Pressure	Humidity	Dew	total	Fog	Low	Middle	High
Wednesday 09/10/2025
12 AM 8 PM	rain showers	50 °F 48 °F	0.06 in	11 fps 7 mph southeast	29.2 in	89 %	46 °F	85 %	0%	78%	36%	0%
6 AM 2 AM	light rain	50 °F 48 °F	0.03 in	16 fps 11 mph southeast	29.2 in	93 %	46 °F	100 %	0%	78%	98%	34%
12 PM 8 AM	overcast	52 °F 48 °F	0.02 in	18 fps 12 mph east-southeast	29.3 in	78 %	45 °F	86 %	0%	25%	83%	0%
6 PM 2 PM	partly cloudy	55 °F 54 °F	0.0 in	8 fps 5 mph east	29.3 in	69 %	45 °F	21 %	0%	11%	16%	0%
Thursday 09/11/2025
12 AM 8 PM	overcast	50 °F 46 °F	0.0 in	14 fps 10 mph east-northeast	29.3 in	74 %	43 °F	88 %	0%	0%	19%	85%
6 AM 2 AM	overcast	46 °F 43 °F	0.0 in	7 fps 4 mph east-northeast	29.3 in	80 %	41 °F	100 %	0%	0%	24%	100%
12 PM 8 AM	partly cloudy	55 °F 54 °F	0.00 in	10 fps 6 mph north-northeast	29.3 in	69 %	45 °F	14 %	0%	0%	0%	14%
6 PM 2 PM	clear	59 °F 59 °F	0.0 in	7 fps 5 mph north-northeast	29.3 in	71 %	50 °F	10 %	0%	7%	3%	0%

Mosfellsbær, Iceland - information

State: Iceland

GPS coordinates: 64.1667; -21.7000

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

Population: 12 073
Altitude: 72 ft
The administrative part:

Capital Region, Reykjavik
Mosfellsbaer, Mosfellsbær

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Weather Mosfellsbær, Iceland. Weather forecast Mosfellsbær.

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Data source

Weather forecast for Mosfellsbær 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 Mosfellsbær

data are always in the local time

Sun and light

Sept. 10, 2025

Sunrise:	Sunset:
6:35 am	8:10 pm
Noon:	Length of day:
1:23 pm	13:34
Start of civil twilight*:	End of civil twilight*:
5:44 am	9 pm
Start of nautical twilight*:	End of nautical twilight*:
4:40 am	10:03 pm
Start of astronomical twilight*:	End of astronomical twilight*:
3:13 am	11:27 pm
* What is Twilight?

Moon and moon phases

Moonrise:	Moonset:
09/09/2025 7:54 pm	09/10/2025 11:22 am
Next new moon:	Next full moon:
09/21/2025	10/06/2025