ERA5 almanac comparison — 8 years of real data

Marfa vs St. Augustine: weather in February

Essentially a tie in February: Marfa is 19% clear historically, St. Augustine is 22% clear (8-year ERA5 average) — within the noise. Avg high 65°F vs 69°F. St. Augustine also sees measurably more rain than Marfa this month (29% vs 10% 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 February. For this week’s actual forecast, each destination links to its live page below.

Marfa

Clear days, February: 19%
Sample size: n=226 days
Avg high: 65°F
Early February (1st–15th): 14%
Late February (16th–end): 25%
Rain frequency: 10% of days

See this week’s live forecast →

St. Augustine

Clear days, February: 22%
Sample size: n=226 days
Avg high: 69°F
Early February (1st–15th): 18%
Late February (16th–end): 27%
Rain frequency: 29% of days

Compare Marfa vs St. Augustine 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.