Heidelberg Weather in September

Thinking of visiting Heidelberg in September? Expect pleasant temperatures reaching 21°C (70°F) during the day, dropping to 10°C (50°F) at night, with the driest conditions of the year.

Rainfall in Heidelberg in September

Clear skies and little rain are the norm this month. A great time to spend time outdoors. You can expect rain on roughly 8 days based on historical data, averaging 31 mm (1.2 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 September

Weather in Heidelberg is at its excellent in September. Highs reach 21°C (70°F), while nights settle around 10°C (50°F). Temperatures can feel cooler in the morning and evening, so layering is often the best approach. With lows around 10°C (50°F), nights are cold. The upside is that cool, crisp nights are often the best for a deep sleep.

If you're inclined towards comfortable temperatures and drier conditions, September is a good time to visit Heidelberg.