The Infectious risk has shown little change over the last 12 weeks, with the most recent week close to the 12-week average..
Allergy risk activity has stayed relatively flat over the past 12 weeks in Williamsburg, South Carolina.
No Pollution activity has been reported over the past 12 weeks in Williamsburg, South Carolina.
Weather risk activity has been increasing over the past 12 weeks in Williamsburg, South Carolina.
Last updated: August 24, 2026
Data refreshed weekly