ERA5 almanac comparison — 8 years of real data
Aruba vs St. Augustine: weather in July
Aruba edges out St. Augustine for sun in July: 22% clear historically versus 9% (8-year ERA5 average, a 13-point gap). St. Augustine also sees measurably more rain than Aruba this month (75% vs 40% of days). Both are viable — Aruba is the safer bet.
Aruba
Aruba
- Clear days, July
- 22%
- Sample size
- n=248 days
- Avg high
- 87°F
- Early July (1st–15th)
- 18%
- Late July (16th–end)
- 25%
- Rain frequency
- 40% of days
St. Augustine
FL
- Clear days, July
- 9%
- Sample size
- n=248 days
- Avg high
- 87°F
- Early July (1st–15th)
- 8%
- Late July (16th–end)
- 10%
- Rain frequency
- 75% of days
Frequently asked
Is Aruba or St. Augustine warmer in July?
Equally warm by day in July. Aruba averages highs of 87°F (highs n=248 days); St. Augustine averages highs of 87°F (highs n=248 days) (ERA5 2018–2025). Historical averages, not a forecast.
Does it rain more in Aruba or St. Augustine in July?
St. Augustine is measurably wetter than Aruba. Days with measurable rain: Aruba 40%, St. Augustine 75% (n=248 and n=248 days). ERA5 2018–2025; historical, not a forecast.
Which is sunnier in July, Aruba or St. Augustine?
Aruba edges out St. Augustine for sun in July: 22% clear historically versus 9% (8-year ERA5 average, a 13-point gap). St. Augustine also sees measurably more rain than Aruba this month (75% vs 40% of days). Both are viable — Aruba is the safer bet.
Compare Aruba 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 forecast for any destination is on its own page and may differ from the long-run average. Data from Open-Meteo.