5-day weather forecast Reykjavík 08-05-2026

Weather forecast Reykjavík Friday, May 8 08.05.2026: sunny, temperature from 1 °C to 5 °C.

Precipitation probability 66%. Wind up to 5.11 m/s (gusts 6.78 m/s). Air humidity 47–82%, atmospheric pressure 768–770 mm Hg, UV index up to 2.8.

Sunrise 04:36
Sunset 22:15

Waning Gibbous68% illuminated
Moonrise 04:46 · Moonset 08:31

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Table

← Thu, May 7

Fri, May 8, 2026

Sat, May 9 →

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)	1	1	1	1	1	0	1	1	1	2	2	3	3	3	3	4	4	4	4	4	4	4	5	5
Precipitation (mm/hr)	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0.01	0.04	0.04	0.1	0.25	0.12	0.16	0.14

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 (%)	5	5	4	4	3	3	8	17	16	15	15	18	21	30	54	62	67	77	93	100	100	85	82	100
Rain chance (%)	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	66	72	83	100	100	100	100	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)	5.11	4.69	4.61	4.69	4.69	4.31	4	3.69	3.39	3.39	3.89	4.11	4.19	4.39	4.61	4.11	4.11	3.81	3.89	4	4	3.81	3.61	4.19
Wind gust (m/s)	6.78	6.25	6.11	6.14	6.14	5.64	5.11	4.64	4.19	4.11	4.58	4.75	4.86	5.06	5.28	4.72	4.72	4.53	4.75	4.92	5.11	4.94	4.78	5.58
Wind direction (°)	N 6°	N 7°	N 4°	N 4°	N 5°	N 9°	N 9°	N 8°	N 1°	NNW 345°	NNW 331°	NW 319°	NW 307°	WNW 299°	WNW 300°	NW 305°	WNW 303°	WNW 302°	WNW 301°	WNW 302°	NW 304°	NW 315°	NW 309°	WNW 303°

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 (%)	57	59	60	61	61	61	59	56	52	48	47	48	52	57	63	67	71	72	74	78	82	80	78	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)	768	768	768	768	768	768	768	768	769	769	769	769	769	769	770	770	769	769	770	770	770	770	770	770

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	0.3	0.6	1.1	1.7	2.3	2.8	2	2	2	1	1	1	1	1	1	1	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)	1.8	1.6	1.6	1.6	1.7	1.7	1.7	1.7	1.6	1.7	1.8	1.9	2.2	2.6	3.1	3.6	4.1	4.5	4.6	4.7	4.9	5	5.2	5.3
PM10 (µg/m³)	2.3	2	2	2	2	2	2.1	2.1	2	2.1	2.2	2.5	3	3.5	4.3	5.1	6	6.7	6.9	7.1	7.5	7.8	8.1	8.2
Ozone (O₃) (µg/m³)	77.5	75	75	74	72	70	70	73	79	83	85	86	87	88	89	89	89	89	89	89	88	88	87	86
NO₂ (µg/m³)	2.3	1.9	1.9	1.9	2	2.1	2.1	1.9	1.7	1.5	1.4	1.3	1.2	1.1	1.1	1.1	1.1	1.2	1.2	1.2	1.3	1.3	1.4	1.5
SO₂ (µg/m³)	2.5	2.3	2.2	2.2	2.2	2.3	2.4	2.5	2.6	2.6	2.5	2.2	2	1.8	1.7	1.6	1.5	1.5	1.5	1.5	1.6	1.7	1.8	1.9
CO (µg/m³)	158.7	162.9	163.9	164.9	166.9	168.9	170.9	172.9	174.9	174.9	170.9	163.9	158.9	156.9	155.9	154.9	154.9	154.9	154.9	153.9	152.9	151.9	151.9	151.9

← Thu, May 7

Fri, May 8, 2026

Sat, May 9 →

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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