5-day weather forecast Reykjavík 07-07-2026

Weather forecast Reykjavík Tuesday, July 7 07.07.2026: patchy rain possible, temperature from 8 °C to 11 °C.

Precipitation probability 19%. Wind up to 8.19 m/s (gusts 11.22 m/s). Air humidity 71–89%, atmospheric pressure 752–755 mm Hg, UV index up to 3.

Sunrise 03:19
Sunset 23:45

Last Quarter39% illuminated
Moonrise 00:03 · Moonset 14:14

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Table

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Forecast from 8 °C to 11 °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)	11	10	10	10	10	9	9	8	9	9	9	9	9	10	10	10	10	10	11	11	11	11	11	11
Precipitation (mm/hr)	0	0.01	0.19	0.12	0.11	0.79	1.19	1.25	0.83	0.74	0.87	0.71	0.53	0.32	0.3	0.23	0.07	0.12	0.11	0.08	0.08	0.13	0.14	0.12

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 (%)	94	82	96	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100
Rain chance (%)	19	17	37	30	30	59	68	71	66	69	68	68	63	51	51	47	32	36	37	34	34	38	41	41

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)	2	2.19	2.69	3.81	3.89	5	5	6.31	6.5	6.5	6.61	6.81	6.39	5.61	5.39	5.19	5.5	6	6.89	7.11	7.11	7.5	8	8.19
Wind gust (m/s)	2.75	3.03	3.67	5.17	5.28	6.56	6.53	8.25	8.72	8.83	8.97	9.06	8.42	7.22	7.03	6.86	7.28	7.89	9.44	9.5	9.64	10.28	10.94	11.22
Wind direction (°)	SE 129°	ESE 119°	ESE 110°	ESE 102°	E 92°	E 94°	E 98°	E 83°	E 79°	E 81°	E 81°	E 81°	E 83°	E 94°	E 98°	ESE 106°	ESE 106°	ESE 119°	SE 125°	SE 128°	SE 126°	SE 130°	SE 136°	SE 137°

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 (%)	73	72	71	73	74	75	78	83	84	84	85	84	83	80	81	82	82	82	84	84	84	85	88	89

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)	755	755	754	754	753	753	753	753	752	752	752	752	752	752	752	752	752	752	752	752	752	753	753	754

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	0.1	0.1	0.3	0.5	0.5	0.6	2	2	2	2	3	3	3	3	3	3	3

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)	3.1	2.7	2.7	2.5	2.5	2.5	2.5	2.4	2.3	2.3	2.3	2.1	1.9	1.9	1.9	1.9	1.9	1.8	1.7	1.8	1.8	1.9	1.7	1.7
PM10 (µg/m³)	5.3	5.6	5.9	5.6	4.8	4.5	4.4	3.5	3.2	2.9	2.6	2.5	2.4	2.4	2.5	2.6	2.5	2.7	3.7	4.3	4.4	4.7	4.4	4.5
Ozone (O₃) (µg/m³)	52	51	51	51	52	53	54	54	55	55	55	55	56	58	57	56	54	54	55	52	51	51	49.8	50.5
NO₂ (µg/m³)	2.7	2.4	2.2	1.8	1.4	1.3	1.4	1.5	1.3	1.5	1.4	1.1	1.6	1.2	1.1	1.4	1.4	1.6	1.7	1.7	1.7	1.9	2.6	2.3
SO₂ (µg/m³)	7.3	10.8	12.1	8.2	4.8	4.1	3.7	3.1	2.8	2.8	2.7	2.7	2.7	2.7	2.7	3.2	3.1	2.4	1.2	0.8	1	1.2	5.3	8.2
CO (µg/m³)	113	117	118	112	108	106	106	105	106	106	106	107	113	114	114	113	113	114	116	120	128	136	131.3	119

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Data Sources & Methodology

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