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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 6 Years

Race day snapshot
Clear
Clear
Most common race morning weather across the last 6 years.
Start Line Conditions
Start Temp 55°F 13°C
Start Humidity 65% Humidity
Wind SSW 6 mph
Race day high 77°F 25°C
Race day low 51°F 11°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 7, 2025

Race day snapshot
Partially cloudy
Partially cloudy
Start Line Conditions
Start Temp 48°F 9°C
Start Humidity 54% Humidity
Wind S 5 mph Wind
Race day high 78°F 26°C
Race day low 42°F 6°C
PR Score 100.04 Normal score 103.03
Course Score 100.51 Course-only Score
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September 8, 2024

Race day snapshot
Clear
Clear
Start Line Conditions
Start Temp 53°F 12°C
Start Humidity 63% Humidity
Wind W 5 mph Wind
Race day high 86°F 30°C
Race day low 53°F 12°C
PR Score 98.86 Normal score 103.03
Course Score 100.51 Course-only Score

September 10, 2023

Race day snapshot
Partially cloudy
Partially cloudy
Start Line Conditions
Start Temp 54°F 12°C
Start Humidity 99% Humidity
Wind ESE 5 mph Wind
Race day high 61°F 16°C
Race day low 49°F 9°C
PR Score 99.61 Normal score 103.03
Course Score 100.51 Course-only Score

September 11, 2022

Race day snapshot
Clear
Clear
Start Line Conditions
Start Temp 49°F 9°C
Start Humidity 75% Humidity
Wind SSW 6 mph Wind
Race day high 78°F 26°C
Race day low 47°F 8°C
PR Score 100.32 Normal score 103.03
Course Score 100.51 Course-only Score

September 12, 2021

Race day snapshot
Clear
Clear
Start Line Conditions
Start Temp 58°F 14°C
Start Humidity 72% Humidity
Wind SSW 5 mph Wind
Race day high 83°F 28°C
Race day low 56°F 13°C
PR Score 98.83 Normal score 103.03
Course Score 100.51 Course-only Score

September 13, 2020

Race day snapshot
Clear
Clear
Start Line Conditions
Start Temp 66°F 19°C
Start Humidity 27% Humidity
Wind SSW 12 mph Wind
Race day high 78°F 26°C
Race day low 56°F 13°C
PR Score 100.32 Normal score 103.03
Course Score 100.51 Course-only Score