Climate & Weather in Cape Coral
Cape Coral has a tropical, subtropical Gulf Coast climate: warm winters, hot and humid summers, and a rainy season heavily concentrated in the warmer months -- broadly the same climate profile as the rest of Southwest Florida's mainland cities. That warmth is a major relocation draw, paired with a real and unavoidable hurricane season.
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Learn moreTemperatures run warm year-round
Long-term averages for the Southwest Florida International Airport (RSW) area, which serves Cape Coral, put the coolest month, January, at an average of about 64.6°F, while the warmest month, August, averages around 83.6°F -- consistent with NOAA's 1991-2020 Climate Normals period. Frost is essentially not a concern in a typical winter, a significant part of the area's draw for snowbirds and relocating retirees.
A pronounced wet season
The Cape Coral/Southwest Florida area receives roughly 53 inches of rain annually on average, per long-term regional station data. The period from June through September is, by a wide margin, the wettest stretch of the year, bringing frequent afternoon thunderstorms; winters and springs are comparatively dry by contrast.
Canal geography interacts with heavy rain events
Cape Coral's 400+ miles of canals function as engineered stormwater infrastructure that helps manage typical seasonal rainfall and contributes to the city's CRS Class 5 flood-insurance rating -- but that same canal network can also channel storm surge inland during a hurricane, rather than only providing recreational water access. Both facts are true simultaneously: the canals help with routine drainage and are part of the storm-surge risk picture during a major hurricane.
Hurricane season overlaps the wet season
Atlantic hurricane season runs June through November, with the highest-risk window from August through October -- overlapping directly with the wettest months of the year. See the insurance-hazard-costs topic for storm-specific risk, Hurricane Ian context, and insurance implications.
Key takeaways
- Mild winters (around 64.6°F average in January) with essentially no frost risk are a core draw for relocating retirees.
- Summers are hot and humid, with August (the warmest month) averaging around 83.6°F.
- Annual rainfall runs roughly 53 inches, heavily concentrated in the June-September wet season.
- Cape Coral's canal grid helps manage routine seasonal rainfall but can also channel storm surge inland during a hurricane -- both are real, simultaneous facts about the same geography.
- Hurricane season (June-November, peak August-October) overlaps with the wettest months of the year.
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