ERA5 almanac comparison — 8 years of real data
Jacksonville vs San Antonio: weather in November
San Antonio edges out Jacksonville for sun in November: 33% clear historically versus 24% (8-year ERA5 average, a 9-point gap). Both are viable — San Antonio is the safer bet.
Jacksonville
FL
- Clear days, November
- 24%
- Sample size
- n=240 days
- Avg high
- 72°F
- Early November (1st–15th)
- 23%
- Late November (16th–end)
- 26%
- Rain frequency
- 29% of days
San Antonio
TX
- Clear days, November
- 33%
- Sample size
- n=240 days
- Avg high
- 72°F
- Early November (1st–15th)
- 39%
- Late November (16th–end)
- 27%
- Rain frequency
- 30% of days
Frequently asked
Is Jacksonville or San Antonio warmer in November?
Equally warm by day in November. Jacksonville averages highs of 72°F (highs n=240 days); San Antonio averages highs of 72°F (highs n=240 days) (ERA5 2018–2025). Historical averages, not a forecast.
Does it rain more in Jacksonville or San Antonio in November?
Days with measurable rain: Jacksonville 29%, San Antonio 30% (n=240 and n=240 days). ERA5 2018–2025; historical, not a forecast.
Which is sunnier in November, Jacksonville or San Antonio?
San Antonio edges out Jacksonville for sun in November: 33% clear historically versus 24% (8-year ERA5 average, a 9-point gap). Both are viable — San Antonio is the safer bet.
Compare Jacksonville vs San Antonio 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.