ERA5 almanac comparison — 8 years of real data
Houston vs Sea Island: weather in November
Houston edges out Sea Island for sun in November: 25% clear historically versus 17% (8-year ERA5 average, a 8-point gap). Both are viable — Houston is the safer bet.
Houston
TX
- Clear days, November
- 25%
- Sample size
- n=240 days
- Avg high
- 72°F
- Early November (1st–15th)
- 32%
- Late November (16th–end)
- 18%
- Rain frequency
- 38% of days
Sea Island
GA
- Clear days, November
- 17%
- Sample size
- n=240 days
- Avg high
- 70°F
- Early November (1st–15th)
- 22%
- Late November (16th–end)
- 12%
- Rain frequency
- 28% of days
Frequently asked
Is Houston or Sea Island warmer in November?
Houston runs warmer by day in November. Houston averages highs of 72°F (highs n=240 days); Sea Island averages highs of 70°F (highs n=240 days) (ERA5 2018–2025). Historical averages, not a forecast.
Does it rain more in Houston or Sea Island in November?
Days with measurable rain: Houston 38%, Sea Island 28% (n=240 and n=240 days). ERA5 2018–2025; historical, not a forecast.
Which is sunnier in November, Houston or Sea Island?
Houston edges out Sea Island for sun in November: 25% clear historically versus 17% (8-year ERA5 average, a 8-point gap). Both are viable — Houston is the safer bet.
Compare Houston vs Sea Island 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.