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SunnyDays

ERA5 almanac comparison — 8 years of real data

Lake Tahoe vs Yellowstone: weather in June

Lake Tahoe is the clear winner for sun in June: 48% of days historically clear versus just 4% in Yellowstone — a 44-point gap across 8 years of ERA5 data. This isn't close.

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

Lake Tahoe

CA

Clear days, June
48%
Sample size
n=240 days
Avg high
72°F
Early June (1st–15th)
40%
Late June (16th–end)
55%
Rain frequency
6% of days

Yellowstone

WY

Clear days, June
4%
Sample size
n=240 days
Avg high
59°F
Early June (1st–15th)
2%
Late June (16th–end)
7%

Compare Lake Tahoe vs Yellowstone 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.