Rorschach Weather in September

During September, Rorschach experiences pleasant daytime temperatures of 19°C (66°F) and cooler nights around 11°C (52°F). Expect quite a bit of rainfall. Around 132 mm (5.2 in) is typical.

Rainfall in Rorschach in September

Typically, you can expect about 13 days of rain this month, with 132 mm (5.2 in) on average. The rain this month tends to fall in heavier spells rather than light drizzle. When it rains, showers can be significant.

Temperature in Rorschach in September

September in Rorschach brings pleasant temperatures, with highs of 19°C (66°F) and nights around 11°C (52°F). Even when the weather is stable, mornings and evenings can still feel distinctly cool. At 11°C (52°F) overnight, it can feel quite a bit cooler after dark. Worth packing something warmer for evenings, but the cooler temperatures are ideal for sleeping.

Sunshine in Rorschach in September

The city usually sees around 155 hours of sunlight, indicating a moderately sunny period.

For Rorschach itself, June, July and August generally stand out with the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.