- The warm season lasts for 3.6 months, from May 29 to September 18, with an average daily high temperature above 70°F. The hottest day of the year is July 20, with an average high of 80°F and low of 63°F.
- The muggier period of the year lasts for 3.4 months, from June 7 to September 18, during which time the comfort level is uncomfortable at least 8% of the time. The muggiest day of the year is July 29, with muggy conditions 32% of the time.
- Rochester averages 34.34 inches of annual rainfall and it is distributed mostly evenly throughout the year, though June through September are generally the wettest months.
You will be most comfortable if you bring several extra changes of clothing due to possible humidity.