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Boston Cut-off Time Prediction Contest

Boston Cut-off Time Prediction Contest

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Marathon Pace Bands

Marathon Pace Bands

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Best Boston Marathon Qualifiers for 2026

Best Boston Marathon Qualifiers

It's here! Our annual list of the year's
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Historical weather

Historical Race Day Weather for the Des Moines St. Paddys Marathon

See historical race day weather for the Des Moines St. Paddys Marathon, including start temperature, humidity, wind, race day temperatures, PR score, and course score.

Weather Averages for Last 2 Years

Race day snapshot
Overcast
Overcast
Most common race morning weather across the last 2 years.
Start Line Conditions
Start Temp 36°F 2°C
Start Humidity 74% Humidity
Wind E 14 mph
Race day high 53°F 12°C
Race day low 34°F 1°C
PR Score 99.15 Weather-influenced race day scoring
Course Score 99.15 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.

March 14, 2026

Race day snapshot
Overcast
Overcast
Start Line Conditions
Start Temp 33°F 1°C
Start Humidity 65% Humidity
Wind E 7 mph Wind
Race day high 51°F 11°C
Race day low 34°F 1°C
PR Score 99.15 Normal score 99.15
Course Score 99.15 Course-only Score
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Course-adjusted pacing

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Des Moines St. Paddys Marathon Pace Bands are adjusted for the specific terrain of the course, your goal time, and pacing strategy.

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March 15, 2025

Race day snapshot
Overcast
Overcast
Start Line Conditions
Start Temp 38°F 3°C
Start Humidity 82% Humidity
Wind W 21 mph Wind
Race day high 55°F 13°C
Race day low 33°F 1°C
PR Score 99.15 Normal score 99.15
Course Score 99.15 Course-only Score