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Port Saint John, Florida

Current conditions and the National Weather Service 7-day forecast for Port Saint John, Florida — temperature, rain chance, wind, radar and active alerts.

Saturday Oct 3: a high near 88°F and a low around 77°F. The wettest day looks like Monday Oct 5, near 0.69 in. Highs over the period run 85°F to 90°F.

National Weather Service forecast for Port Saint John, Florida
DayHighLowPrecip
Saturday Oct 388°77°0.08 in
Sunday Oct 490°75°0.08 in
Monday Oct 590°74°0.69 in
Tuesday Oct 687°72°0.03 in
Wednesday Oct 786°72°—
Thursday Oct 885°72°—
Friday Oct 986°——

NOAA NWS NDFD 2.5 km, run 2026-10-03 15:00 UTC · days are local time in America/New York. The live page updates continuously.

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