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Historical weather

Historical Race Day Weather for the Sundance to Spearfish Marathon

See historical race day weather for the Sundance to Spearfish Marathon, including start temperature, humidity, wind, race day temperatures, PR score, and course score.

Weather Averages for Last 7 Years

Race day snapshot

Clear

Most common race morning weather across the last 7 years.

Start Line Conditions

Start Temp 53°F 12°C

Start Humidity 66% Humidity

Wind SSW 5 mph

Race day high 77°F 25°C

Race day low 50°F 10°C

PR Score 99.66 Weather-influenced race day scoring

Course Score 100.51 Course-only Score

Race Day Weather by Year

Most recent years appear first so you can quickly compare start conditions, temperatures, wind, and scores across different editions of the race.

September 13, 2026

Race day snapshot

Clear

Start Line Conditions

Start Temp 46°F 8°C

Start Humidity 71% Humidity

Wind No Wind Wind

Race day high 75°F 24°C

Race day low 45°F 7°C

PR Score 99.61 Normal score 103.03