5-day weather forecast Hamburg 20-05-2026

Weather forecast Hamburg today 20.05.2026: overcast, temperature from 10 °C to 18 °C.

Precipitation probability 60%. Wind up to 5.5 m/s (gusts 6.5 m/s). Air humidity 58–96%, atmospheric pressure 763–767 mm Hg, UV index up to 3.3.

Sunrise 05:12
Sunset 21:23

Waxing Crescent15% illuminated
Moonrise 08:02 · Moonset 01:19

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Table

Wed, May 20, 2026

Thu, May 21 →

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)	10	10	11	11	11	11	11	12	13	13	12	12	15	15	18	18	17	17	16	15	14	12	11	11
Precipitation (mm/hr)	0	0	0.02	0	0	0	0	0	0	0.52	0.04	0.04	0.45	0.1	0.06	0.3	0.24	0.44	0.37	0.43	0.29	0	0	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 (%)	47	100	89	100	100	100	100	100	100	100	100	100	93	60	76	100	58	83	56	51	79	41	75	81
Rain chance (%)	0	0	60	0	0	0	0	0	0	100	73	86	100	100	100	100	100	100	100	100	100	0	0	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)	2.31	2.19	2	2	2.11	2.39	2.61	2.89	3.39	4	3.61	3.31	4.69	3.81	5	5.5	5.11	5	3.81	3	2.81	1.89	1.81	1.69
Wind gust (m/s)	4.83	4.61	3.81	3.83	4	4.5	4.53	4.56	4.61	5.25	5.28	4.75	6.03	5.14	5.92	6.39	6.42	6.5	5.47	4.28	4.78	3.86	3.78	3.58
Wind direction (°)	S 191°	SSW 201°	SSW 194°	S 179°	S 175°	S 184°	S 174°	S 177°	SSW 192°	SSW 203°	SSW 200°	SSW 202°	SW 227°	WSW 239°	WSW 246°	WSW 251°	WSW 258°	W 260°	W 263°	WSW 258°	W 259°	WSW 244°	WSW 241°	SW 231°

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 (%)	93	93	94	94	94	94	93	90	85	84	95	94	84	86	58	59	65	67	82	85	91	95	96	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)	763	763	763	763	763	763	764	764	764	764	764	764	764	765	765	765	765	766	766	766	767	767	767	767

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	0.4	0.4	1.6	1.3	2.9	2.8	1.6	1.5	3.3	1.7	1	0.5	0.2	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)	8	8.2	8.7	8.3	8.2	8.2	8.4	8.7	9.7	9.7	8.5	7.3	5.9	5.6	5.5	5.9	6.3	6.7	6.8	6.8	7.5	6.8	6.4	6.4
PM10 (µg/m³)	11.6	11.2	11.2	11.3	11.1	11	10.9	11.1	11.7	11.9	10.8	9.3	7.4	7.1	7.5	8.2	9.3	9.6	9.9	9.8	10.7	10.7	9.7	10.2
Ozone (O₃) (µg/m³)	63	56	55	54	52	48	50	45	39	44	44	45	52	56	56	61	66	75	81	82	82	78	74	70
NO₂ (µg/m³)	23.7	21	21.2	18.6	16.8	16.8	13	13.5	16.7	18.7	16	15	13.7	12.6	11.3	9	7.9	8.1	8.6	10.4	11.5	13.3	14.9	15.7
SO₂ (µg/m³)	5.6	5.1	5.7	5.4	5.3	5.2	4.9	5	5.1	5.2	5.3	4.8	4.3	4	3.8	3.8	3.7	3.5	3.5	3.8	3.9	4.4	4.9	5.4
CO (µg/m³)	192.9	183.9	181.9	175.9	169.9	161.9	161.9	166.9	176.9	181.9	183.9	176.9	171.9	165.9	164.9	163.9	159.9	164.9	164.9	163.9	172.9	174.9	170.9	169.9

Wed, May 20, 2026

Thu, May 21 →

Frequently asked questions about the weather in Hamburg

Today in Hamburg the temperature ranges from 10 °C to 18 °C, wind up to 5.5 m/s. Check the detailed hourly forecast above for more information.

The precipitation probability in Hamburg today is 60%. View the full multi-day forecast above to see the rain chances for each upcoming day.

The wind speed in Hamburg today reaches up to 5.5 m/s with gusts up to 6.5 m/s. Check the detailed wind chart above for hourly wind data.

The air humidity in Hamburg today ranges from 58% to 96%. View the humidity chart above for hourly details.

The UV index in Hamburg today reaches up to 3.3. Check the UV index chart above for hourly values throughout the day.

The atmospheric pressure in Hamburg today ranges from 763 to 767 mm Hg. View the pressure chart above for hourly readings.

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

Hamburg 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 →