Extreme Weather Procedures
The National Parks of Boston monitors the local heat index (the combination of air temperature and relative humidity, commonly referred to as "Feels like") to ensure the safety of its visitors and staff. On hot summer days, some sites may be closed. Please see the following for park closures during extreme heat.
Feels Like 87 - 90 degrees Fahrenheit:
Feels Like 90 - 105 degrees Fahrenheit:
Feels Like greater than 105 degrees Fahrenheit:
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Last updated: September 9, 2021