ERA5 almanac comparison — 8 years of real data
Lake Tahoe vs Leavenworth: weather in January
Essentially a tie in January: Lake Tahoe is 0% clear historically, Leavenworth is 0% clear (8-year ERA5 average) — within the noise. Avg high 39°F vs 40°F. Leavenworth also sees measurably more rain than Lake Tahoe this month (53% vs 28% of days). Pick based on flight time or price, not weather — the weather won't decide this one for you.
Lake Tahoe
CA
- Clear days, January
- 0%
- Sample size
- n=248 days
- Avg high
- 39°F
- Early January (1st–15th)
- 0%
- Late January (16th–end)
- 0%
- Rain frequency
- 28% of days
Leavenworth
WA
- Clear days, January
- 0%
- Sample size
- n=248 days
- Avg high
- 40°F
- Early January (1st–15th)
- 0%
- Late January (16th–end)
- 0%
- Rain frequency
- 53% of days
Frequently asked
Is Lake Tahoe or Leavenworth warmer in January?
Leavenworth runs warmer by day in January. Lake Tahoe averages highs of 39°F (highs n=248 days); Leavenworth averages highs of 40°F (highs n=248 days) (ERA5 2018–2025). Historical averages, not a forecast.
Does it rain more in Lake Tahoe or Leavenworth in January?
Leavenworth is measurably wetter than Lake Tahoe. Days with measurable rain: Lake Tahoe 28%, Leavenworth 53% (n=248 and n=248 days). ERA5 2018–2025; historical, not a forecast.
Which is sunnier in January, Lake Tahoe or Leavenworth?
Essentially a tie in January: Lake Tahoe is 0% clear historically, Leavenworth is 0% clear (8-year ERA5 average) — within the noise. Avg high 39°F vs 40°F. Leavenworth also sees measurably more rain than Lake Tahoe this month (53% vs 28% of days). Pick based on flight time or price, not weather — the weather won't decide this one for you.
Compare Lake Tahoe vs Leavenworth 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.