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SunnyDays

ERA5 almanac comparison — 8 years of real data

Big Sur vs Telluride: weather in August

Big Sur edges out Telluride for sun in August: 38% clear historically versus 21% (8-year ERA5 average, a 17-point gap). Telluride also sees measurably more rain than Big Sur this month (43% vs 0% of days). Both are viable — Big Sur is the safer bet.

What you are reading: 8-year historical averages, not a forecast. Either destination can still surprise you this specific August. For the actual forecast right now, each destination links to its live page below.

Big Sur

CA

Clear days, August
38%
Sample size
n=248 days
Avg high
71°F
Early August (1st–15th)
39%
Late August (16th–end)
38%
Rain frequency
0% of days
See the live forecast →

Telluride

CO

Clear days, August
21%
Sample size
n=248 days
Avg high
72°F
Early August (1st–15th)
24%
Late August (16th–end)
18%
Rain frequency
43% of days

Frequently asked

Is Big Sur or Telluride warmer in August?

Telluride runs warmer by day in August. Big Sur averages highs of 71°F (highs n=248 days); Telluride averages highs of 72°F (highs n=248 days) (ERA5 2018–2025). Historical averages, not a forecast.

Does it rain more in Big Sur or Telluride in August?

Telluride is measurably wetter than Big Sur. Days with measurable rain: Big Sur 0%, Telluride 43% (n=248 and n=248 days). ERA5 2018–2025; historical, not a forecast.

Which is sunnier in August, Big Sur or Telluride?

Big Sur edges out Telluride for sun in August: 38% clear historically versus 21% (8-year ERA5 average, a 17-point gap). Telluride also sees measurably more rain than Big Sur this month (43% vs 0% of days). Both are viable — Big Sur is the safer bet.

Compare Big Sur vs Telluride 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.