City break

Karlsruhe weather in August

Temperature, rain and sunshine in August: long-term averages from 30 years of weather data, not a forecast.

84

Holiday weather in August

Excellent

Best time to visit: May – September

What is the weather like in Karlsruhe in August?

In August, Karlsruhe is warm: daytime highs average 25 °C, and nights cool down to about 16 °C. The sun shines for around 8 hours a day. Rain is frequent, with about 10 rainy days and 52 mm in total. All in all, August is an excellent month for a holiday in Karlsruhe.

August compared

How the weather changes from July to September. Tap a month to open it.

JulyJulAugustAugSeptemberSep
Score838479
Day25°25°21°
Night16°16°12°
Sun8 h8 h6 h
Rain days11109

More details for August

Daylight
14 h 27 min06:18 – 20:45
UV index
6 · highclear sky, noon (estimate)All months
Muggy days
1 daydew point 18 °C or moreAll months
Wind
13 km/haverage daily peakAll months
Cloud cover
55 %on averageAll months
Hot days
5 days30 °C or moreAll months
Snow days
0 days1 cm or more of fresh snowAll months
Time zone
UTC+2Europe/Berlin

How the score comes together

  • Temperatureweight 50 %100 %
  • Sunshineweight 20 %80 %
  • Few rainy daysweight 30 %59 %

Each factor is rated from 0 to 100 % and weighted for the travel style “City break”.

What to pack in August

  • Sunscreen
  • Sunglasses & sun hat
  • Light, breathable clothes
  • Rain jacket or umbrella

Karlsruhe in August: quick answers

Is Karlsruhe hot in August?

Warm rather than hot: in August, daytime highs in Karlsruhe average 25 °C and nights cool to about 16 °C. On about 5 days the thermometer climbs to 30 °C or more.

Does it rain much in Karlsruhe in August?

Rain is frequent, with about 10 rainy days and 52 mm in total.

Karlsruhe month by month

Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, WMO 1991–2020 (NOAA NCEI), GeoNames (CC BY 4.0). Sources & licences