Heidelberg Weather in August

August in Heidelberg brings moderate temperatures, with highs of 15°C (59°F) and nights dropping to 6°C (43°F). Rainfall is on the higher side this month, averaging around 63 mm (2.5 in), so keep a rain jacket handy.

Rainfall in Heidelberg in August

Rain is expected on roughly 10 days, totalling around 63 mm (2.5 in) for the month. Rain this month is fairly typical, a standard mix of wet and dry days with no particularly heavy or persistent showers.

Temperature in Heidelberg in August

Expect highs of 15°C (59°F) in Heidelberg in August, with nights dropping to around 6°C (43°F). August is typically considered a winter month. Conditions are often most pleasant around the middle of the day. With overnight lows of 6°C (43°F), nights are cold. The cold air does make for deep, comfortable sleep if you have enough blankets.

Sunshine in Heidelberg in August

The area experiences a moderate amount of sunshine, with approximately 166 hours of sunlight expected. This means a decent mix of sun and overcast.

Wind Speed in Heidelberg in August

Average wind speeds reach 3 m/s (6 knots) in August, creating light breezes that feel pleasant throughout the day. Some days are calmer, while others bring slightly more active breezes.

Average water temperature in August

The water is 13°C (55°F) this month — cool enough to feel refreshing on a warm day, but cold enough that most people won't stay in for long without a wetsuit.

August in Heidelberg has its charm, but if you're looking for destinations with pleasant temperatures and sunny skies, our weather planner can help you explore other options in the world.

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Heidelberg Temperature in August

Min Temperature 6°C (43°F)  

Max Temperature 15°C (59°F)  

Water Temperature 13°C (55°F) *  

Chance of Rain 34%  

Precipitation 63 mm (2.5 in)  

Rainy days 10 days  

Humidity 56% *  

Windspeed 3 m/s (6 knots) *  

Sunshine 166 hours *  

Percentage Sunshine 51% *  

* Data from: Melbourne, Australia (11 KM, 7 Miles).

What to Wear in Heidelberg in August

The weather can be unpredictable in August, so pack clothes you can easily mix and match. You could bring jeans, other long pants, and a few t-shirts. A light jacket or light sweater will be pleasant for the cooler moments. Rain is likely on several days, so bring a good rain jacket. Expect water temperatures of around 13°C (55°F), which is definitely too cold for comfortable swimming. Your luggage space is better used for other items. Bring sunglasses since you'll have some sunny periods throughout the month

What To Do in Heidelberg in August

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

Swimming

5/10

Cycling

6/10

Walking

6/10

Camping

4/10

Outdoor sports

10/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit Australia, check out our Heidelberg's climate page.

More climate data for Heidelberg

Temperature Rainfall Sunshine Humidity Wind Speed Water Temp

See the full Heidelberg climate overview or explore weather in Australia.