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SunnyDays

ERA5 almanac comparison — 8 years of real data

Jackson Hole vs Scottsdale Desert Ridge: weather in October

Scottsdale Desert Ridge is the clear winner for sun in October: 85% of days historically clear versus just 1% in Jackson Hole — a 84-point gap across 8 years of ERA5 data. Jackson Hole also sees measurably more rain than Scottsdale Desert Ridge this month (32% vs 10% of days). This isn't close.

What you are reading: 8-year historical averages, not a forecast. Either destination can still surprise you this specific October. For this week’s actual forecast, each destination links to its live page below.

Jackson Hole

WY

Clear days, October
1%
Sample size
n=248 days
Avg high
54°F
Early October (1st–15th)
3%
Late October (16th–end)
0%
Rain frequency
32% of days

Scottsdale Desert Ridge

AZ

Clear days, October
85%
Sample size
n=248 days
Avg high
87°F
Early October (1st–15th)
81%
Late October (16th–end)
88%
Rain frequency
10% of days

Compare Jackson Hole vs Scottsdale Desert Ridge 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 7-day outlook for any destination is on its own page and may differ from the long-run average. Data from Open-Meteo.