worldweather18°Ccooler than usual
usually 18°C–22°C
cooler than 76% of similar days
night: exceptionally warm
rain: more rain than usual
wind: stronger than usual
Weather in Hamburg - 14-day forecast
Detailed weather forecast for Hamburg, Germany: daytime and night temperature, rain, sunrise and sunset - today and for the next two weeks.
Forecast for the next days in Hamburg
today🌧️
18°💧 3.7 mm
Sun☁️
19°💧 0.6 mm
Mon☁️
24°💧 10.1 mm
Tue🌧️
19°💧 0.7 mm
Wed🌧️
19°💧 3.2 mm
Thu🌧️
19°💧 0.3 mm
Fri🌧️
18°💧 8.4 mm
Sat🌧️
15°💧 6.1 mm
Forecast vs 1991-2020 climate normal
NASA POWERHow does the current forecast compare with normal?
We compare the coming days with weather usually observed at this time of year.
Monday 7 Sept in Hamburg, the forecast high is 24°C. Typical daytime temperatures at this time of year range from 17°C to 22°C, so it will be warmer than usual. It is warmer than 88% of similar days.
19°Cnear normal
usually 18°C–22°C
night: exceptionally warm
rain: typical rainfall
wind: lighter than usual
24°Cwarmer than usual
usually 17°C–22°C
warmer than 88% of similar days
night: exceptionally warm
rain: exceptionally wet
wind: exceptionally light
19°Cnear normal
usually 17°C–22°C
night: warmer than usual
rain: typical rainfall
wind: lighter than usual
19°Cnear normal
usually 17°C–22°C
night: near normal
rain: more rain than usual
wind: typical
19°Cnear normal
usually 17°C–22°C
night: warmer than usual
rain: typical rainfall
wind: lighter than usual
18°Cnear normal
usually 17°C–22°C
night: near normal
rain: exceptionally wet
wind: typical
How warm was this week in previous years?
Each bar shows the average daily high during the same 7-day period in each year.
cooler yearstypical rangewarmer years2026 forecastcurrent forecast
From 1981 to 2025, the 5-11 Sept period averaged 20°C by day. The coolest year was 1986 (14°C) and the warmest was 2023 (28°C). The current forecast averages 19°C - close to the historical median.
Historical reference: NASA POWER daily gridded data (MERRA-2), the 1991-2020 normal and a +/- 7-day calendar window. The typical range is the 20th-80th percentile. This is not a city weather-station reading and does not change the current forecast. NASA POWER Daily API.
Weather warnings - Hamburg
Strong windorange level
from 5 Sept, 00:00 to 6 Sept, 00:00
Areas: Hansestadt Hamburg
Wind gusts can break branches and make driving harder. Watch for falling objects and stay away from trees.
Thunderstormsorange level
from 5 Sept, 12:23 to 5 Sept, 14:00
Areas: Hansestadt Hamburg
Lightning, wind gusts, hail and torrential rain possible. Avoid open spaces and tall trees.
Source: national weather service via Meteoalarm (EUMETNET). Yellow - be aware, orange - be prepared, red - take action.
14-day forecast - Hamburg
Hamburg 30 & 45-day weather - long-range outlook
Next 16 days · forecast
19°
around 14° at night · days with rain: 7
Weeks 3-4 · avg for September
19°
around 10° at night · rain chance 67%
Weeks 5-7 · avg for October
14°
around 8° at night · rain chance 65%
The 30 & 45-day outlook for Hamburg: the next 16 days are a numerical forecast updated daily - on average 19° by day and 14° at night. Further out we rely on multi-year climate averages: around 19° in September, and about 14° in October. Forecasts beyond two weeks are indicative only.
Day-by-day forecast for Hamburg
Saturday5 September 2026
🌧️18°light rain
Sunday6 September 2026
☁️19°broken clouds
Monday7 September 2026
☁️24°overcast clouds
Tuesday8 September 2026
🌧️19°light rain
Wednesday9 September 2026
🌧️19°light rain
Thursday10 September 2026
🌧️19°light rain
Friday11 September 2026
🌧️18°moderate rain
Saturday12 September 2026
🌧️15°light rain
Sunday13 September 2026
🌧️16°light rain
Monday14 September 2026
☁️17°overcast clouds
Tuesday15 September 2026
🌤️21°scattered clouds
Wednesday16 September 2026
🌧️22°light rain
Thursday17 September 2026
🌧️21°light rain
Friday18 September 2026
🌧️14°light rain
Saturday19 September 2026
☁️17°broken clouds
Sunday20 September 2026
☁️20°broken clouds
UV index in Hamburg - is it safe to sunbathe?
Today the UV index in Hamburg is 5 (moderate) - unprotected fair skin can burn in about 45 minutes. Seek shade around midday. SPF 30+, sunglasses and a hat for longer stays.
Pollen in Hamburg - info for allergy sufferers
Air quality and smog in Hamburg
Air quality in Hamburg is currently very good. Fine particulate PM2.5: 4 µg/m³, PM10: 10.7 µg/m³.
| City | PM2.5 (µg/m³) | PM10 (µg/m³) | Air quality |
|---|---|---|---|
| Hamburg | 4 | 10.7 | very good |
Based on PM2.5 thresholds. Station readings, updated daily (last reading: 2026-09-05, 03:00).
Hamburg weather through the year
Warmest, driest months on average: May, June, July, August.
Upcoming public holidays in Germany: German Unity Day — 3 October · Christmas Day — 25 December · St. Stephen's Day — 26 December.
Nearby and related places
FAQ - Hamburg weather
What is the weather like in Hamburg today?
Today it is about 18° during the day and 14° at night, light rain.
How far ahead can I check the forecast for Hamburg?
This page shows a detailed 14-day forecast plus the long-term monthly climate, so you can plan both a short trip and a holiday months ahead.