ERA5 almanac comparison — 8 years of real data
Destin vs Jackson Hole: weather in September
Essentially a tie in September: Destin is 33% clear historically, Jackson Hole is 34% clear (8-year ERA5 average) — within the noise. Avg high 86°F vs 70°F. Destin also sees measurably more rain than Jackson Hole this month (48% vs 23% of days). Pick based on flight time or price, not weather — the weather won't decide this one for you.
Destin
FL
- Clear days, September
- 33%
- Sample size
- n=240 days
- Avg high
- 86°F
- Early September (1st–15th)
- 27%
- Late September (16th–end)
- 39%
- Rain frequency
- 48% of days
Jackson Hole
WY
- Clear days, September
- 34%
- Sample size
- n=240 days
- Avg high
- 70°F
- Early September (1st–15th)
- 48%
- Late September (16th–end)
- 21%
- Rain frequency
- 23% of days
Frequently asked
Is Destin or Jackson Hole warmer in September?
Destin runs warmer by day in September. Destin averages highs of 86°F (highs n=240 days); Jackson Hole averages highs of 70°F (highs n=240 days) (ERA5 2018–2025). Historical averages, not a forecast.
Does it rain more in Destin or Jackson Hole in September?
Destin is measurably wetter than Jackson Hole. Days with measurable rain: Destin 48%, Jackson Hole 23% (n=240 and n=240 days). ERA5 2018–2025; historical, not a forecast.
Which is sunnier in September, Destin or Jackson Hole?
Essentially a tie in September: Destin is 33% clear historically, Jackson Hole is 34% clear (8-year ERA5 average) — within the noise. Avg high 86°F vs 70°F. Destin also sees measurably more rain than Jackson Hole this month (48% vs 23% of days). Pick based on flight time or price, not weather — the weather won't decide this one for you.
Compare Destin vs Jackson Hole 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.