GermanyAverage weather for Heidelberg in August
It's warm in August in Heidelberg with an average temperature of 24°C. Temperatures this month range from a low of 22°C to a high of 26°C. At night, you can expect temperatures between 12°C and 16°C.
Start of August
The month of August starts in Heidelberg with warm temps, averaging around 26°C during the day and nights around 15°C. A few showers might pop up early in the month, but overall, it’ll stay mostly sunny and dry.
With the temperature difference between day and night, it’s smart to wear layers.
Mid August
By mid-August, daytime temps drop to around 25°C, with nights around 15°C. There’s a chance of some showers during this time, but plenty of dry and sunny days too.
End of August
By the end of August, the average daytime temperature in Heidelberg is around 24°C, while nighttime temps are about 14°C. A shower might pop up, but overall, the weather will be dry and sunny.
In August, there is an average of 61 mm of precipitation, spread over 11 days. The wind speed is around 3 Bft, mostly coming from the South.
Heidelberg in August |
New York | ||
|---|---|---|---|
 Average temperature |
24°C | 30°C | |
 Max. temperature |
26°C | 31°C | |
| Min. temperature |
22°C | -5°C | |
 Total precipitation |
61 mm | 79 mm | |
| Rainy days |
11 days | 13 days | |
July
UV index
The UV index is a maximum of 7 this month. That's a moderate to high value on the intensity scale of 1 to 11. Unprotected skin can burn within 15-25 minutes.
Is August a good time to visit Heidelberg?
Looking for great weather? August is a good time to be in Heidelberg. The temperatures are nice, and there’s not too much rain.
Temperature records
With 36°C in 2022, Heidelberg reached the highest temperature in August over the past 10 years. The lowest daytime temperature in this month was 16°C in 2021. The extreme nighttime temperatures ranged from a lowest recorded value of 3°C to a highest value of 23°C.
Check out the climate of Heidelberg for all months and discover the best travel time
Curious about the weather in other parts of Germany? Check out the climate and weather for spots like Sauerland, Bavaria, or explore other destinations in Germany.
Daily Temperature in August in Heidelberg
This chart shows the average daily high and low temperatures in August for Heidelberg, in degrees Celsius. The red line represents the highs, and the blue line shows the lows. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, provide the average temperatures for this month.
Daily Precipitation in August in Heidelberg
The chart below shows the average daily precipitation in August for Heidelberg, measured in millimeters over the past few years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are listed at the bottom of the chart.
A low average precipitation means that the chance of rain on that day is usually small, while a higher average suggests that it rained more often. But remember, it’s just an average, and every day can be different. Based on historical weather data for August, you can expect about 11 days of precipitation in Heidelberg.
Daily UV index in August in Heidelberg
This chart shows the average daily UV index in August in Heidelberg, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Temperature in August in Heidelberg over the years
This chart shows the average temperature in August in Heidelberg, measured in degrees Celsius, over the past few years.
Total precipitation in August in Heidelberg over the years
This chart shows the average precipitation in August in Heidelberg, measured in millimeters over the past years. Precipitation is always measured as water, whether it’s snow or hail.
Daily weather in August for Heidelberg
Click on any day in August to get detailed info about the usual weather on that day in Heidelberg. Check out the historical temperatures and precipitation over the past 10 years on this day.
Weather experiences in August in Heidelberg
Have you been to Heidelberg in August?
Share your weather experience in August in Heidelberg.
Average weather in Heidelberg by month
Click on a month below to see detailed weather info for Heidelberg. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
Or check out the climate of Heidelberg for all months at once
