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Heidelberg Weather in October
October in Heidelberg brings moderate temperatures, with highs of 15°C (59°F) and nights dropping to 7°C (45°F). Rainfall is on the higher side this month, averaging around 73 mm (2.9 in), so keep a rain jacket handy.
Rainfall in Heidelberg in October
Past climate data indicates that roughly 13 days will see rain, totalling around 73 mm (2.9 in) for the month. A fairly balanced picture this month, some wet days but nothing too extreme in terms of intensity.
Temperature in Heidelberg in October
Daytime temperatures in Heidelberg reach 15°C (59°F) in October, dropping to 7°C (45°F) at night. A light jacket or extra layer can be useful, especially outside the warmest hours of the day. Nights drop to 7°C (45°F). Cold nights like these are actually great for sleeping well, as long as you have a warm enough duvet.
Sunshine in Heidelberg in October
The month brings about 110 hours of sunlight, offering a comfortable mix of sun and overcast.Should you favor a climate that's both dry and comfortably warm, May, June, July, August and September typically offer the most agreeable circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.
Heidelberg Temperature in October
Min Temperature
7°C (45°F)
Max Temperature
15°C (59°F)
Chance of Rain
42%
Precipitation
73 mm (2.9 in)
Rainy days
13 days
Sunshine
110 hours *
Percentage Sunshine
*
* Data from: Mannheim, Germany (19 KM, 11 Miles).
Heidelberg Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Heidelberg - and find the best time to visit.
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Heidelberg typically drop from around 18°C (64°F) at the start of October to approximately 13°C (55°F) by the end. Nights are cold, with lows typically ranging from 5°C (41°F) to 10°C (50°F).
Average temperatures in October
Historical weather records for Heidelberg in October
Browse day-by-day weather records for Heidelberg spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Heidelberg historical weather extremes in October
Based on 21 years of weather observations (2004-2025), these are the most extreme conditions recorded in Heidelberg.
- The warmest day in October was on October 5, 2004, with a maximum of 27°C (81°F).
- The coldest October day was on October 29, 2012, with a maximum of 4°C (39°F).
- The lowest overnight temperature recorded in October was -3°C (27°F) (October 29, 2012).
Best Places in Germany in October
Find out more about the weather in Germany and which places have the best travel conditions in this month. See all of Germany in October →
perfect weather
pleasant
tolerable
unpleasant
poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
What to Wear in Heidelberg in October
The weather can swing between comfortable and chilly in October, so flexibility is key. Pack a variety of tops, at least one warm layer, and both shorts and long pants. This gives you options no matter what the day brings. Wet weather is likely, so pack waterproof gear for multiple rainy days. Sunglasses could come in handy during the sunnier parts of your trip.
What To Do in Heidelberg in October
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Swimming5/10 -
Cycling6/10 -
Walking6/10 -
Camping4/10 -
Outdoor sports9/10
Heidelberg 3-Day Forecast
More climate data for Heidelberg
See the full Heidelberg climate overview or explore weather in Germany.
Popular in October
Where to go in October - average daytime high across popular destinations.
Düsseldorf
15°C (59°F) Cologne15°C (59°F) Hamburg14°C (57°F) Hanover15°C (59°F) Munich15°C (59°F) Berlin15°C (59°F) Binz
14°C (57°F) Winterberg13°C (55°F) Bucket list
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