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SunnyDays

ERA5 almanac comparison — 8 years of real data

Carmel-by-the-Sea vs Leavenworth: weather in October

Essentially a tie in October: Carmel-by-the-Sea is 16% clear historically, Leavenworth is 16% clear (8-year ERA5 average) — within the noise. Avg high 67°F vs 61°F. Leavenworth also sees measurably more rain than Carmel-by-the-Sea this month (35% vs 9% of days). Pick based on flight time or price, not weather — the weather won't decide this one for you.

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.

Carmel-by-the-Sea

CA

Clear days, October
16%
Sample size
n=248 days
Avg high
67°F
Early October (1st–15th)
19%
Late October (16th–end)
13%
Rain frequency
9% of days
See this week’s live forecast →

Leavenworth

WA

Clear days, October
16%
Sample size
n=248 days
Avg high
61°F
Early October (1st–15th)
28%
Late October (16th–end)
4%
Rain frequency
35% of days

Compare Carmel-by-the-Sea vs Leavenworth 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.