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SunnyDays

ERA5 almanac comparison — 8 years of real data

Newport Beach vs Vail: weather in March

Essentially a tie in March: Newport Beach is 2% clear historically, Vail is 0% clear (8-year ERA5 average) — within the noise. Avg high 62°F vs 39°F. Vail also sees measurably more rain than Newport Beach this month (49% vs 32% 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 March. For this week’s actual forecast, each destination links to its live page below.

Newport Beach

CA

Clear days, March
2%
Sample size
n=248 days
Avg high
62°F
Early March (1st–15th)
0%
Late March (16th–end)
3%
Rain frequency
32% of days
See this week’s live forecast →

Vail

CO

Clear days, March
0%
Sample size
n=248 days
Avg high
39°F
Early March (1st–15th)
0%
Late March (16th–end)
0%
Rain frequency
49% of days

Compare Newport Beach vs Vail 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.