Heilbronn
Heilbronn is a city in Baden-Wurttemberg, Germany. It has a population of about 132,516 (2025). The climate is classified as oceanic (Köppen Cfb), with rain spread through the year and no real dry season.
Best: May–Jun · Sep. Warmth, sunshine and dry days, month by month.
Heilbronn at a glance
The months with the highest weather score
Average high in August
Average low in January
74 mm of rain
55 mm of rain
within 2.6 km
How Heilbronn has grown
People living in the built-up area (46 km² today), every five years since 1975; 2030 is the projection.
+10%116k in 1975 → 128k in 2025Weather in Heilbronn
Now and the next ten days. The 14 and 30-day outlooks are one click away.
Cloudy · wind 8 km/h · humidity 61%
When to go to Heilbronn
Each month's weather score (warmth, sun, dry days) with its temperatures and rain.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Score | 18 | 25 | 34 | 64 | 65 | 67 | 62 | 63 | 74 | 50 | 21 | 16 |
| High | 5° | 7° | 12° | 17° | 21° | 24° | 26° | 26° | 21° | 15° | 9° | 5° |
| Low | -1° | 0° | 2° | 5° | 9° | 13° | 15° | 14° | 10° | 7° | 3° | 0° |
| Rain (mm) | 62 | 58 | 68 | 55 | 78 | 72 | 76 | 68 | 58 | 73 | 66 | 74 |
| Wet days | 14 | 11 | 11 | 10 | 13 | 13 | 14 | 13 | 9 | 12 | 12 | 15 |
What's on in Heilbronn
Concerts, football matches, the public holidays ahead and the town's festivals through the year.
Music venues
Monuments and museums in Heilbronn
More museums: IPAI LIVING ROOM Besucherzentrum · Robert-Mayer-Sternwarte · Städtisches Lapidarium · Widmann’sche Papiermaschinenfabrik · uih! - Urban Innovation Hub
Outdoors around Heilbronn
Hiking routes from the town, and what there is to do within 15 km: huts, viewpoints, climbing, camping, ski areas and dive sites.
Nature around Heilbronn
Wildlife in October
The birds and mammals of Germany seen most this month, compared with the rest of their year.
The sky over Heilbronn
Earthquakes around Heilbronn
The last 30 days within 300 km, and the record since 1950.
Strongest nearby since 1950
Ancient sites nearby
Sites: 1
Forts and camps
Universities and research institutes
Towns and villages around Heilbronn
Each with its own page: weather, climate and the best time to visit.
Heilbronn from above
Postal codes
Getting to Heilbronn
Places near Heilbronn
Places with a climate like Heilbronn
Matched month by month on temperature, rain and sunshine.
