ERA5 almanac comparison — 8 years of real data
Jackson Hole vs McCall: weather in July
McCall edges out Jackson Hole for sun in July: 76% clear historically versus 62% (8-year ERA5 average, a 14-point gap). Both are viable — McCall is the safer bet.
Jackson Hole
WY
- Clear days, July
- 62%
- Sample size
- n=248 days
- Avg high
- 81°F
- Early July (1st–15th)
- 58%
- Late July (16th–end)
- 66%
- Rain frequency
- 10% of days
McCall
ID
- Clear days, July
- 76%
- Sample size
- n=248 days
- Avg high
- 81°F
- Early July (1st–15th)
- 69%
- Late July (16th–end)
- 83%
- Rain frequency
- 5% of days
Frequently asked
Is Jackson Hole or McCall warmer in July?
Equally warm by day in July. Jackson Hole averages highs of 81°F (highs n=248 days); McCall averages highs of 81°F (highs n=248 days) (ERA5 2018–2025). Historical averages, not a forecast.
Does it rain more in Jackson Hole or McCall in July?
Days with measurable rain: Jackson Hole 10%, McCall 5% (n=248 and n=248 days). ERA5 2018–2025; historical, not a forecast.
Which is sunnier in July, Jackson Hole or McCall?
McCall edges out Jackson Hole for sun in July: 76% clear historically versus 62% (8-year ERA5 average, a 14-point gap). Both are viable — McCall is the safer bet.
Compare Jackson Hole vs McCall 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.