ERA5 almanac comparison — 8 years of real data
Big Sur vs Wine Country Sonoma: weather in February
Essentially a tie in February: Big Sur is 5% clear historically, Wine Country Sonoma is 8% clear (8-year ERA5 average) — within the noise. Avg high 60°F vs 60°F. 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 February. For this
week’s actual forecast, each destination links to its live page below.
Big Sur
CA
- Clear days, February
- 5%
- Sample size
- n=226 days
- Avg high
- 60°F
- Early February (1st–15th)
- 10%
- Late February (16th–end)
- 0%
- Rain frequency
- 30% of days
Wine Country Sonoma
CA
- Clear days, February
- 8%
- Sample size
- n=226 days
- Avg high
- 60°F
- Early February (1st–15th)
- 11%
- Late February (16th–end)
- 4%
- Rain frequency
- 26% of days
Compare Big Sur vs Wine Country Sonoma 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.