5-day weather forecast Reykjavík 11-05-2026

Weather forecast Reykjavík Monday, May 11 11.05.2026: patchy rain possible, temperature from 5 °C to 7 °C.

Precipitation probability 100%. Wind up to 12.69 m/s (gusts 17.17 m/s). Air humidity 63–98%, atmospheric pressure 748–759 mm Hg, UV index up to 1.3.

Sunrise 04:26
Sunset 22:24

Waning Crescent39% illuminated
Moonrise 04:04 · Moonset 13:59

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Table

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Mon, May 11, 2026

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Forecast from 5 °C to 7 °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)	7	7	7	7	7	6	6	6	6	6	6	7	7	7	7	7	7	7	7	7	7	7	6	5
Precipitation (mm/hr)	0.12	0.09	0.1	0.2	0.16	0.14	0.1	0.11	0.11	0.06	0.06	0.02	0.02	0.01	0	0	0	0	0	0	0	0.01	0.02	0.03

Cloud cover and precipitation probability

Cloud cover & Rain chance
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	99	100	86	81	75	76	89	69	88	84	88	0	0	0	0	0	0	0	87	74	72
Rain chance (%)	100	100	100	100	100	100	100	100	100	100	100	87	81	77	0	0	0	0	0	0	0	69	71	85

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)	6.11	6.5	7	7.31	7.11	7.19	7	7	7.61	7.89	8.5	9.61	10.11	10.5	10.19	11	11.19	9.61	11.19	11	11	11.69	12.69	9.31
Wind gust (m/s)	9.11	9.67	10.28	10.42	9.97	9.75	9.5	9.5	10.14	10.33	10.97	11.75	12.17	12.72	12.5	13.61	14.08	12.33	14.44	14.31	14.72	15.92	17.17	12.36
Wind direction (°)	SW 219°	SW 221°	SW 224°	SW 226°	SW 230°	SW 232°	SW 229°	SW 229°	SW 232°	SW 225°	SW 227°	SW 228°	SW 228°	SW 233°	WSW 237°	WSW 240°	WSW 240°	WSW 241°	SW 235°	SW 234°	SW 236°	SW 229°	WSW 242°	WSW 254°

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 (%)	98	98	98	96	91	88	88	87	85	85	84	79	78	76	69	66	64	63	66	66	67	67	71	78

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)	759	758	758	757	756	755	755	755	754	753	753	752	752	752	752	751	751	750	750	749	749	749	748	748

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	0.1	0.3	1	1.1	1.2	1.3	0.9	1	0.6	0.5	0.6	0.3	0.1	0	0

← Sun, May 10

Mon, May 11, 2026

Tue, May 12 →

Reykjavík on the map

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.

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