5-day weather forecast Hamburg 18-04-2026

Weather forecast Hamburg tomorrow 18.04.2026: partly cloudy, temperature from 10 °C to 18 °C.

Precipitation probability 85%. Wind up to 4.31 m/s (gusts 6.39 m/s). Air humidity 55–97%, atmospheric pressure 764–767 mm Hg, UV index up to 2.6.

Sunrise 06:13
Sunset 20:26

Waxing Crescent1% illuminated
Moonrise 06:05 · Moonset 22:37

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Table

← Fri, Apr 17

Sat, Apr 18, 2026

Sun, Apr 19 →

Forecast from 10 °C to 18 °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	11	11	11	10	10	10	10	11	13	13	14	16	17	17	18	17	15	13	11	10	10	10	10
Precipitation (mm/hr)	0.02	0.04	0.15	0.07	0	0	0	0	0	0	0	0	0	0	0	0.08	0.13	0.43	0.08	0.55	1.47	0.07	0.01	0.02

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 (%)	93	100	93	77	58	57	45	27	30	31	32	29	29	48	100	100	100	100	100	100	100	100	100	100
Rain chance (%)	85	70	100	100	0	0	0	0	0	0	0	0	0	0	0	100	100	100	100	100	100	100	56	56

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)	2.19	1.89	1.19	1.69	1.89	1.81	2.11	2	1.69	1.81	1.69	1.61	1.69	2.11	2.11	2.5	2.89	3.5	3.89	4.31	2.89	2	1.89	3.31
Wind gust (m/s)	4.53	3.64	2.17	3.25	3.89	3.78	4.19	3.94	2.97	2.64	2.33	2.08	2	2.53	2.5	2.92	4	5.42	5.61	6.39	4.31	2.92	2.72	4.67
Wind direction (°)	ESE 106°	E 101°	E 81°	ENE 65°	ENE 74°	E 81°	E 97°	ESE 110°	SE 126°	SE 145°	SSE 158°	S 183°	SSW 210°	SW 233°	SW 233°	SW 227°	WSW 251°	WNW 286°	NW 309°	WNW 297°	NW 312°	NW 312°	WNW 288°	WNW 284°

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 (%)	80	80	84	84	84	84	80	79	78	74	72	69	63	61	59	55	60	76	85	88	95	96	97	96

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)	767	767	767	767	766	766	765	765	766	765	765	765	765	765	764	764	764	764	764	764	764	765	765	765

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	0.2	0.6	0.9	1.3	2.3	2.5	2.5	2.6	1.5	0.6	0.3	0	0	0	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)	10.7	11.3	12.3	12	11.4	11.2	11.1	10.5	10.4	10.9	11.9	12	12.1	12.3	12.5	13.2	12.4	16.3	16.7	17.7	15.4	14.2	17.9	16.1
PM10 (µg/m³)	18.4	17.5	18.5	18.1	16.5	14.8	14.6	14.2	15.2	16.1	16.5	16.3	16.1	16.3	16.4	17.1	18.2	21.4	23.7	19.8	17.5	15.9	20.4	18.6
Ozone (O₃) (µg/m³)	65	62	56	56	54	54	53	52	50	47	45	44	49	52	67	72	79	84	88	93	95	87	74	65
NO₂ (µg/m³)	15.5	15.6	14.7	13.1	11.9	10.9	10.6	10.9	12	12.1	12.1	13	12.6	10.8	10.6	10.5	10.3	11	10	9.8	11.1	16.2	18.4	19.7
SO₂ (µg/m³)	3.7	3.3	3.2	3.2	3.2	2.9	2.9	3.1	3.6	4.1	4.3	4.4	5.5	6.4	5.5	5.7	5.4	5.7	5.3	5.4	4.8	4.4	3.6	3.4
CO (µg/m³)	196.9	193.9	186.9	178.9	174.9	167.9	163.9	163.9	163.9	172.9	195.9	195.9	195.9	196.9	193.9	190.9	192.9	199.9	200.9	212.9	214.9	213.9	209.9	185.9

← Fri, Apr 17

Sat, Apr 18, 2026

Sun, Apr 19 →

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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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