5-day weather forecast Reykjavík 31-03-2026

Weather forecast Reykjavík Tuesday 31 March 31.03.2026: blizzard, temperature from 1 °C to 5 °C.

Precipitation probability 100%. Wind up to 17.39 m/s (gusts 25.5 m/s). Air humidity 55–94%, atmospheric pressure 740–758 mm Hg, UV index up to 1.

Sunrise 07:05
Sunset 20:03

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← Mon, 30 Mar

Tue, 31 Mar, 2026

Forecast from 1 °C to 5 °C and precipitation

Temperature & Precipitation
Time	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00
Temperature (°C)	0	1	2	5	5	4	2	2	1	1	1	0	1	1	1	1	1	1	1	1	1	2	2	2
Precipitation (mm/hr)	1.48	1.39	1.11	0.57	0.03	0.01	0.01	0.22	0.12	0.04	0.25	0.36	0.34	0.35	0.41	0.38	0.26	0.23	0.36	0.37	0.4	0.11	0.12	0.14

Cloud cover

Cloud cover
Time	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00
Cloud cover (%)	100	100	100	100	100	94	50	100	100	100	76	100	100	100	100	100	100	100	100	100	100	86	79	100

Wind speed and direction

Wind & Wind gust
Time	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00
Wind (m/s)	9.19	10.69	10.19	10.19	10.69	13.39	15.19	17.19	16.69	16	16.31	16.19	15.81	16.19	16.61	17.19	17.39	17.19	16.81	16.5	16.19	16.19	15.39	13.61
Wind gust (m/s)	12.44	14.61	16.06	16.42	15.25	18.11	18.86	21	20.11	19.61	20.33	20.11	20.81	19.72	21.25	22.97	24.44	25	25.5	21.33	21.08	21.67	20.78	18.14

Air humidity

Humidity
Time	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00
Humidity (%)	91	90	93	94	91	88	88	91	78	67	63	63	62	62	62	61	61	62	62	61	61	55	56	61

Atmospheric pressure

Pressure
Time	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00
Pressure (mm Hg)	747	745	742	741	740	741	743	746	747	749	750	751	751	752	752	752	752	753	754	755	755	757	758	758

Ultraviolet index

UV Index
Time	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00
UV Index	0	0	0	0	0	0	0	0	0.1	0.3	0.5	0.7	1	1	1	0.9	0.7	0.5	0.2	0.1	0	0	0	0

← Mon, 30 Mar

Tue, 31 Mar, 2026

Data Sources & Methodology

Our weather forecasts are powered by a professional weather data provider that aggregates data from national weather services, satellite observations, radar networks, and over 80,000 weather stations worldwide. Forecast data is updated multiple times daily. We convert raw data into clear summaries — wind speed in m/s, pressure in mmHg — so you can plan your day with confidence.

Learn more about our methodology →