ERA5 almanac comparison — 8 years of real data
Fort Lauderdale vs Key West: weather in October
Essentially a tie in October: Fort Lauderdale is 12% clear historically, Key West is 13% clear (8-year ERA5 average) — within the noise. Avg high 83°F vs 82°F. Pick based on flight time or price, not weather — the weather won't decide this one for you.
Fort Lauderdale
FL
- Clear days, October
- 12%
- Sample size
- n=248 days
- Avg high
- 83°F
- Early October (1st–15th)
- 4%
- Late October (16th–end)
- 20%
- Rain frequency
- 66% of days
Key West
FL
- Clear days, October
- 13%
- Sample size
- n=248 days
- Avg high
- 82°F
- Early October (1st–15th)
- 8%
- Late October (16th–end)
- 18%
- Rain frequency
- 52% of days
Frequently asked
Is Fort Lauderdale or Key West warmer in October?
Fort Lauderdale runs warmer by day in October. Fort Lauderdale averages highs of 83°F (highs n=248 days); Key West averages highs of 82°F (highs n=248 days) (ERA5 2018–2025). Historical averages, not a forecast.
Does it rain more in Fort Lauderdale or Key West in October?
Days with measurable rain: Fort Lauderdale 66%, Key West 52% (n=248 and n=248 days). ERA5 2018–2025; historical, not a forecast.
Which is sunnier in October, Fort Lauderdale or Key West?
Essentially a tie in October: Fort Lauderdale is 12% clear historically, Key West is 13% clear (8-year ERA5 average) — within the noise. Avg high 83°F vs 82°F. Pick based on flight time or price, not weather — the weather won't decide this one for you.
Compare Fort Lauderdale vs Key West in another month
All percentages are historical averages from the ERA5 reanalysis via Open-Meteo, 8 full years (2018–2025). “Clear” means avg high ≥ 72 °F, precipitation < 1 mm, and a non-precipitation weather code. This is history, not a forecast. The live forecast for any destination is on its own page and may differ from the long-run average. Data from Open-Meteo.