Frankfurt Weather in August

In August, Frankfurt averages a high of 25°C (77°F) and a low of 15°C (59°F), from 54 years of daily records (1971–2026).

25°C

Average high

77°F

15°C

Average low

59°F

40°C

Record high

103°F · August 7, 2015

4°C

Record low

40°F · August 28, 1978

What August Is Like in Frankfurt

August in Frankfurt has become 2.4°C (4.3°F) warmer on average: the 2011–2025 average against 1970–1989.
6 of the 10 warmest Augusts on record in Frankfurt have come since 2011.
The coldest August reading, 4°C (40°F) on August 28, 1978, has not been matched in 48 years.
A typical August brings 0.6 days above 35°C (95°F).

At least 1 mm of rain falls on 27% of August days, and the month averages 57 mm in total.

Average daytime high in Frankfurt, every August since 1971

Warmest: 2022 (30.7°C)Latest: 2025 (27.3°C)10-year averageLong-run average (25.2°C)

See the weather in Frankfurt on any August date, year by year.

Source: NOAA GHCN-Daily, Frankfurt/Main-Westend (1985–2026); Frankfurt/Main (Stadt) (1971–1984). Averages cover 1971–2026. How we compute this