The Infectious risk has climbed over the past 12 weeks, ending the period at its highest level..
Allergy risk activity has held steady over the past 12 weeks in Clarendon, South Carolina.
No Pollution activity has been reported over the past 12 weeks in Clarendon, South Carolina.
Weather risk activity has been increasing over the past 12 weeks in Clarendon, South Carolina.
Last updated: August 24, 2026
Data refreshed weekly