ERA5 almanac comparison — 8 years of real data
Charlottesville vs Park City: weather in December
Essentially a tie in December: Charlottesville is 0% clear historically, Park City is 0% clear (8-year ERA5 average) — within the noise. Avg high 50°F vs 34°F. Pick based on flight time or price, not weather — the weather won't decide this one for you.
Charlottesville
VA
- Clear days, December
- 0%
- Sample size
- n=248 days
- Avg high
- 50°F
- Early December (1st–15th)
- 0%
- Late December (16th–end)
- 0%
- Rain frequency
- 27% of days
Park City
UT
- Clear days, December
- 0%
- Sample size
- n=248 days
- Avg high
- 34°F
- Early December (1st–15th)
- 0%
- Late December (16th–end)
- 0%
- Rain frequency
- 35% of days
Frequently asked
Is Charlottesville or Park City warmer in December?
Charlottesville runs warmer by day in December. Charlottesville averages highs of 50°F (highs n=248 days); Park City averages highs of 34°F (highs n=248 days) (ERA5 2018–2025). Historical averages, not a forecast.
Does it rain more in Charlottesville or Park City in December?
Days with measurable rain: Charlottesville 27%, Park City 35% (n=248 and n=248 days). ERA5 2018–2025; historical, not a forecast.
Which is sunnier in December, Charlottesville or Park City?
Essentially a tie in December: Charlottesville is 0% clear historically, Park City is 0% clear (8-year ERA5 average) — within the noise. Avg high 50°F vs 34°F. Pick based on flight time or price, not weather — the weather won't decide this one for you.
Compare Charlottesville vs Park City 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.