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Alster

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Alster Weather, Climate and Best Time to Visit

Data source：Meteostat
Update date：2025-09

Alster year round climate

  • Spring (March–May): Average 43–57°F, gradually warming climate with moderate rainfall. Common activities: Outdoor walks, cycling, museum visits. Recommended clothing: Light jacket, comfortable long-sleeved shirts and pants.
  • Summer (June–August): Average 62–66°F, warm and humid climate with occasional rainfall. Common activities: Boating, water sports, picnics in the park. Recommended clothing: Light and breathable clothing, sun hat and sunscreen.
  • Autumn (September–November): Average 60–43°F, cool climate with more rainfall. Common activities: Visiting city attractions, tasting local cuisine. Recommended clothing: Warm jacket, comfortable long pants.
  • Winter (December–February): Average 39–41°F, cold and humid climate with heavier rainfall. Common activities: Indoor activities, museum visits, Christmas markets. Recommended clothing: Warm jacket, scarf, hat and gloves.

Alster climatological average

Annual average temperature: approx. 51.8°F / Annual rainfall: approx. 908 mm / Summer humidity: 65%–75% / Rainiest month: February

Alster monthly average temperature and precipitation

Month
Air temperature (°F)
Precipitation (mm)
January
39.6°F
83
February
41.7°F
101.6
March
43.3°F
48.1
April
47.5°F
58.2
May
57.4°F
56.1
June
63°F
62.5
July
64.4°F
96.8
August
66°F
53.4
September
60.3°F
87.8
October
53.1°F
98.1
November
43.5°F
73.9
December
39.2°F
88.7

Alster weather for the next seven days

12/10
Wednesday
Patchy rain nearby
52.4°F/50.4°F
12/11
Thursday
Overcast
48.1°F/44.1°F
12/12
Friday
Partly Cloudy
45.9°F/39°F
12/13
Saturday
Patchy rain nearby
46.7°F/39.9°F
12/14
Sunday
Patchy rain nearby
45.4°F/39.6°F
12/15
Monday
Sunny
44.4°F/37.3°F
12/16
Tuesday
Partly Cloudy
43.5°F/36.3°F

Alster Frequently Asked Questions and Useful Information for Travel

Are there walking paths around the Alster?

Yes, you can take a walk around the Binnenalster and Außenalster. This walk allows you to see Hamburg's most famous waters from all perspectives. Along the Alster, you will find impressive buildings, green banks, piers, and numerous restaurants and cafés.

What does Alster mean?

In the context of travel, 'Alster' most commonly refers to the Alster River and its lakes in Hamburg, Germany. These are central to the city's identity and popular for recreation, often referred to as the city's "liquid soul." The term Alsterwasser also refers to a shandy, a mix of beer and lemonade.

What is Alster lake known for?

Alster lake is known for its watersports opportunities. Boats, canoes, and kayaks can be hired at many spots around the Alster, and stand-up-paddling is a popular activity. In past cold winters, the Alster froze over, becoming a large ice-skating rink for locals.

Where is the Alster located?

The Alster is a right tributary of the Elbe river in Northern Germany. It flows through much of the Free and Hanseatic City of Hamburg and joins the Elbe in central Hamburg.

What activities can I do at the Alster?

At the Alster, you can enjoy a leisurely walk around its shores, hire boats, canoes, or kayaks for watersports, or try stand-up-paddling. The surrounding areas offer many restaurants and cafés to relax in.