Summers are moderately warm with a number of hot days every month. The average daily high in August is , and or higher is only measured on 1.8 days per year on average (2009–2018), placing Hoorn in AHS heat zone 2. It is also common to have at least a couple of snowy days each year.
Summers are moderately warm with a number of hot days every month. The average daily high in August is , and or higher is only measured on 1.8 days per year on average (2009–2018), placing Hoorn in AHS heat zone 2. It is also common to have at least a couple of snowy days each year.