[bitshiftfaced]

Since I wanted to describe a typical summer, I used a reportedly average summer day. I agree that highs and lows will vary.

> From July to August the daytime temperature range is 18 to 28 °C (65° - 82° F) https://www.myswitzerland.com/en-us/planning/about-switzerla...

[theanonymousone]

Numbers in thst link are not realistic. Not in recent years, and certainly not in July and August.

[bitshiftfaced]

It looks like that link was accurate. July highs in Zurich average between 70 and 80: https://weatherspark.com/m/60160/7/Average-Weather-in-July-i...