ERA5 almanac comparison — 8 years of real data
Mérida vs Oaxaca: weather in November
Oaxaca is the clear winner for sun in November: 68% of days historically clear versus just 38% in Mérida — a 30-point gap across 8 years of ERA5 data. Mérida also sees measurably more rain than Oaxaca this month (35% vs 10% of days). This isn't close.
What you are reading: 8-year historical averages, not a forecast.
Either destination can still surprise you this specific November. For this
week’s actual forecast, each destination links to its live page below.
Mérida
MX
- Clear days, November
- 38%
- Sample size
- n=240 days
- Avg high
- 86°F
- Early November (1st–15th)
- 29%
- Late November (16th–end)
- 47%
- Rain frequency
- 35% of days
Oaxaca
MX
- Clear days, November
- 68%
- Sample size
- n=240 days
- Avg high
- 78°F
- Early November (1st–15th)
- 65%
- Late November (16th–end)
- 72%
- Rain frequency
- 10% of days
Compare Mérida vs Oaxaca 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.