ERA5 almanac comparison — 8 years of real data
Las Vegas vs Savannah: weather in October
Las Vegas is the clear winner for sun in October: 82% of days historically clear versus just 47% in Savannah — a 35-point gap across 8 years of ERA5 data. Savannah also sees measurably more rain than Las Vegas this month (24% vs 4% of days). This isn't close.
Las Vegas
NV
- Clear days, October
- 82%
- Sample size
- n=248 days
- Avg high
- 83°F
- Early October (1st–15th)
- 86%
- Late October (16th–end)
- 79%
- Rain frequency
- 4% of days
Savannah
GA
- Clear days, October
- 47%
- Sample size
- n=248 days
- Avg high
- 78°F
- Early October (1st–15th)
- 48%
- Late October (16th–end)
- 47%
- Rain frequency
- 24% of days
Frequently asked
Is Las Vegas or Savannah warmer in October?
Las Vegas runs warmer by day in October. Las Vegas averages highs of 83°F (highs n=248 days); Savannah averages highs of 78°F (highs n=248 days) (ERA5 2018–2025). Historical averages, not a forecast.
Does it rain more in Las Vegas or Savannah in October?
Savannah is measurably wetter than Las Vegas. Days with measurable rain: Las Vegas 4%, Savannah 24% (n=248 and n=248 days). ERA5 2018–2025; historical, not a forecast.
Which is sunnier in October, Las Vegas or Savannah?
Las Vegas is the clear winner for sun in October: 82% of days historically clear versus just 47% in Savannah — a 35-point gap across 8 years of ERA5 data. Savannah also sees measurably more rain than Las Vegas this month (24% vs 4% of days). This isn't close.
Compare Las Vegas vs Savannah 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.