Verdict: Excellent month
Zurich Weather in August
August hits the sweet spot in Zurich — highs around 25°C (77°F), ideal for a full day on foot. Expect showers on roughly 12 days of the month — rarely trip-ruining, worth planning around. Overall, August is one of the best months of the year to be in Zurich.
Average high
25°C / 77°F
Average low
15°C / 59°F
Rain days
~12
Precipitation
127 mm
What to pack for Zurich in August
- Summer clothes, plus one light layer for air-con and evenings
- Rain gear is non-negotiable — expect rain on roughly 12 days
- Comfortable walking shoes — every guide on this site assumes you'll use them
August against the rest of the year
Warmest in Zurich: Jul (25°C / 77°F) · Coolest: Jan (5°C / 41°F) · Wettest: May (~18 rain days)
5°
-1°
Jan
9°
0°
Feb
11°
1°
Mar
14°
4°
Apr
18°
9°
May
23°
14°
Jun
25°
15°
Jul
25°
15°
Aug
20°
12°
Sep
16°
8°
Oct
9°
3°
Nov
5°
0°
Dec
Daily highs / lows in °C · bars show rain days per month · ERA5 climate normals (2020–2024)