Heidelberg
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Heidelberg Weather in July

In Heidelberg, July brings high daytime temperatures around 26°C (79°F), with nights cooling to 15°C (59°F). Expect quite a bit of rainfall this month.

Rainfall in Heidelberg in July

Typically around 14 days of rainfall are expected, averaging 74 mm (2.9 in) for the month. Expect a fairly normal spread of rainfall this month, with no particular pattern of very heavy or very persistent showers.

Temperature in Heidelberg in July

July is a good time to be in Heidelberg. Days are excellent, reaching 26°C (79°F), with nights around 15°C (59°F). Summer occurs in July. Overall, the month follows a fairly predictable daily temperature pattern. At 15°C (59°F) overnight, it can feel quite a bit cooler after dark. Worth packing something warmer for evenings, but the cooler temperatures are ideal for sleeping. It's the warmest month of the year on average, so summer clothing is the way to go.

Sunshine in Heidelberg in July

There are approximately 237 hours of sunshine this month, resulting in mostly clear days.

If your ideal day consists of dry skies and pleasant temperatures, May, June, July, August and September typically offer the best circumstances for Heidelberg.

Heidelberg Temperature in July

Min Temperature
15°C (59°F)
Max Temperature
26°C (79°F)
Chance of Rain
47%
Precipitation
74 mm (2.9 in)
Rainy days
14 days
Sunshine
237 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

48-year average (1976-2025)

Based on our historical records, temperatures in Heidelberg typically stay consistent throughout July, with daily highs averaging around 26°C (79°F). Nights are pleasant, with lows around 15°C (59°F).

Average temperatures in July

Historical weather records for Heidelberg in July

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 July

Our historical data for Heidelberg spans 2005 to 2026, revealing these weather extremes.

  • The warmest day in July was on July 30, 2026, with a maximum of 38°C (100°F).
  • Heidelberg experienced its chilliest July day on July 9, 2014, reaching only 14°C (57°F).
  • The lowest overnight temperature recorded in July was 7°C (45°F) (July 10, 2019).

Best Places in Germany in July

Find out more about the weather in Germany and which places have the best travel conditions in this month. See all of Germany in July →

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 July

Warm but pleasant conditions in Heidelberg in July. Focus on lightweight, maybe with natural fabrics, cotton blend shirts, comfortable shorts, and breathable footwear. A light cover-up for sun protection is smart too. Wet weather is likely, so pack waterproof gear for multiple rainy days. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.

What To Do in Heidelberg in July

We rated the following activities from 1 (least suitable) to 10 (best) to do.

  • Swimming
    9/10
  • Cycling
    7/10
  • Walking
    7/10
  • Camping
    8/10
  • Outdoor sports
    7/10

Heidelberg 3-Day Forecast

More climate data for Heidelberg

Popular in July

Where to go in July - average daytime high across popular destinations.

Bucket list

Need travel inspiration? Check out our bucket list articles and be inspired.