ERA5 almanac comparison — 8 years of real data
Mexico City vs Panama City Beach: weather in December
Mexico City is the clear winner for sun in December: 50% of days historically clear versus just 4% in Panama City Beach — a 46-point gap across 8 years of ERA5 data. Panama City Beach also sees measurably more rain than Mexico City this month (32% vs 6% of days). This isn't close.
Mexico City
Mexico
- Clear days, December
- 50%
- Sample size
- n=248 days
- Avg high
- 72°F
- Early December (1st–15th)
- 60%
- Late December (16th–end)
- 40%
- Rain frequency
- 6% of days
Panama City Beach
FL
- Clear days, December
- 4%
- Sample size
- n=248 days
- Avg high
- 64°F
- Early December (1st–15th)
- 3%
- Late December (16th–end)
- 4%
- Rain frequency
- 32% of days
Frequently asked
Is Mexico City or Panama City Beach warmer in December?
Mexico City runs warmer by day in December. Mexico City averages highs of 72°F (highs n=248 days); Panama City Beach averages highs of 64°F (highs n=248 days) (ERA5 2018–2025). Historical averages, not a forecast.
Does it rain more in Mexico City or Panama City Beach in December?
Panama City Beach is measurably wetter than Mexico City. Days with measurable rain: Mexico City 6%, Panama City Beach 32% (n=248 and n=248 days). ERA5 2018–2025; historical, not a forecast.
Which is sunnier in December, Mexico City or Panama City Beach?
Mexico City is the clear winner for sun in December: 50% of days historically clear versus just 4% in Panama City Beach — a 46-point gap across 8 years of ERA5 data. Panama City Beach also sees measurably more rain than Mexico City this month (32% vs 6% of days). This isn't close.
Compare Mexico City vs Panama City Beach 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.