Climate in Palm Harbor

Palm Harbor shares the Tampa Bay area's humid subtropical climate, with its coastal-adjacent position along St. Joseph Sound giving it slightly more maritime moderation than the inland Hillsborough and Pasco County suburbs covered elsewhere in this dataset. No Palm Harbor-specific weather-station reading was confirmed this research pass, so the figures below are regional Tampa Bay normals.

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Temperature

Tampa Bay area normals put the average annual temperature around 74°F, with daily highs averaging 83°F and lows averaging 66°F across the year, per National Weather Service Tampa Bay (weather.gov/tbw). January, the coolest month, averages a high of about 71°F and a low around 52°F; July and August, the hottest months, average highs around 91°F with overnight lows near 77°F. Coastal-adjacent Pinellas County locations like Palm Harbor typically see slightly more moderated winter lows than fully inland locations, though no Palm Harbor-specific figure confirming the size of that effect was found this research pass.

Rainfall and the Wet Season

Annual precipitation across the Tampa Bay area averages about 49.48 inches, with roughly 60% falling during the June-through-September wet season in near-daily afternoon thunderstorms, per NWS Tampa Bay data.

Hurricane Season and Coastal Exposure

Atlantic hurricane season runs June 1 through November 30. Palm Harbor's proximity to St. Joseph Sound gives it real, if not direct-beachfront, coastal exposure to storm surge and wind -- a meaningfully different risk profile than the fully inland Hillsborough and Pasco County suburbs in this dataset (see the taxes-insurance topic for the flood-zone and insurance implications).

Key takeaways

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Last reviewed: 2026-08-22. Independent research; not financial, tax, or legal advice -- confirm current figures with a local professional before making a decision.