5-day weather forecast Reykjavík 29-05-2026

Weather forecast Reykjavík today 29.05.2026: light rain, temperature from 5 °C to 8 °C.

Precipitation probability 76%. Wind up to 5.5 m/s (gusts 7.08 m/s). Air humidity 71–94%, atmospheric pressure 754–757 mm Hg, UV index up to 1.3.

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Snjókoma, einkum austantil á svæðinu

Veðurviðvörun: Snjókoma

Norðaustan 8-15 m/s slydda eða snjókoma, einkum austantil á svæðinu. Varasamt ferðaveður.

Sunrise 03:29
Sunset 23:20

Full Moon99% illuminated
Moonrise 22:51 · Moonset 02:16

Chart

Table

Fri, May 29, 2026

Sat, May 30 →

Forecast from 5 °C to 8 °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)	6	6	6	6	6	5	5	5	6	6	5	8	5	5	5	5	5	5	5	5	5	5	5	5
Precipitation (mm/hr)	0.01	0.02	0.4	0.44	0.79	0.65	0.37	0.54	0.29	1.12	4.03	1.8	3.38	2.69	2.38	0.9	1.31	1.38	0.09	0	0	0	0.01	0

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	100	100	100	100	100	100	100	100	75	100	100	100	100	100	100	100	100	100	100	100	100
Rain chance (%)	76	71	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	0	0	0	87	0

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)	4.61	4.81	4.61	5	4.61	4.11	5.5	4.61	3.69	3.11	3	3.61	2.5	3.31	3.11	3.89	3.5	3.31	3.5	3.5	3.19	2.89	2.81	2.69
Wind gust (m/s)	6.06	6.25	6	6.53	5.94	5.33	7.08	5.97	4.72	4.03	3.89	4.69	3.28	4.31	4	4.89	4.44	4.22	4.39	4.47	4.11	3.78	3.61	3.53
Wind direction (°)	NNE 24°	NNE 22°	NNE 19°	NNE 24°	NNE 26°	NNE 18°	NNE 28°	NE 36°	NE 39°	NE 38°	NNE 27°	NNE 31°	NNE 22°	NNE 24°	NE 37°	NE 35°	NE 35°	NE 39°	NNE 28°	NE 37°	NE 52°	NE 47°	NE 48°	NE 48°

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 (%)	92	92	92	92	90	89	87	86	84	84	89	71	92	94	93	92	90	90	90	88	86	85	85	86

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)	756	756	755	755	755	755	755	754	755	755	755	756	755	755	755	756	756	756	756	757	757	757	757	757

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	0.1	0.2	0.5	0.9	0.9	0.9	1	1.2	1.3	0.9	0.8	0.8	0.6	0.4	0.2	0.1	0	0

Air quality & pollen

Air quality
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
PM2.5 (µg/m³)	2.6	2.6	2.5	2.5	2.4	2.4	2.3	2.3	2.4	2.4	2.4	2.4	2.4	2.4	2.3	2.3	2.2	2.3	2.4	2.5	2.3	2.2	2.2	2.6
PM10 (µg/m³)	3.9	4	3.9	3.9	3.5	3.4	3.4	3.5	3.6	3.6	3.5	3.3	3.3	3.3	3.4	3.3	3.2	2.8	2.8	2.8	2.9	3.1	3	3.1
Ozone (O₃) (µg/m³)	56	57	57	56	55	55	55	57	60	53	56	59	65	65	65	66	65	67	68	70	70	68	65	64
NO₂ (µg/m³)	3.8	3.7	3.7	3.8	3.9	3.9	3.7	4.4	4.4	4	3.6	3.4	3.7	3.7	3.7	3.7	3.3	3.4	3.4	3.5	3.6	3.7	4.2	5.2
SO₂ (µg/m³)	3.1	3	2.7	2.6	2.7	2.6	2.5	2.6	2.7	2.9	3	3.2	3.3	4.4	3.6	3.1	2.7	3.7	4.6	5.2	5.8	6.3	6.6	6.7
CO (µg/m³)	127.9	127.9	127.9	127.9	127.9	128.9	130.9	130.9	129.9	130.9	132.9	133.9	134.9	135.9	138.9	138.9	135.9	136.9	137.9	141.9	144.9	147.9	150.9	154.9

Fri, May 29, 2026

Sat, May 30 →

Frequently asked questions about the weather in Reykjavík

Today in Reykjavík the temperature ranges from 5 °C to 8 °C, wind up to 5.5 m/s. Check the detailed hourly forecast above for more information.

The precipitation probability in Reykjavík today is 76%. View the full multi-day forecast above to see the rain chances for each upcoming day.

The wind speed in Reykjavík today reaches up to 5.5 m/s with gusts up to 7.08 m/s. Check the detailed wind chart above for hourly wind data.

The air humidity in Reykjavík today ranges from 71% to 94%. View the humidity chart above for hourly details.

The UV index in Reykjavík today reaches up to 1.3. Check the UV index chart above for hourly values throughout the day.

The atmospheric pressure in Reykjavík today ranges from 754 to 757 mm Hg. View the pressure chart above for hourly readings.

Cloud cover in Reykjavík today reaches up to 100%. Check the cloud cover chart above for hourly details throughout the day.

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.

Learn more about our methodology →