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Boston Cut-off Time Prediction Contest

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Marathon Pace Bands

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Best Boston Marathon Qualifiers for 2026

Best Boston Marathon Qualifiers

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Historical weather

Historical Race Day Weather for the Johnny Miles Marathon

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

Weather Averages for Last 7 Years

Race day snapshot
Partially cloudy
Partially cloudy
Most common race morning weather across the last 7 years.
Start Line Conditions
Start Temp 57°F 14°C
Start Humidity 78% Humidity
Wind SW 9 mph
Race day high 65°F 18°C
Race day low 50°F 10°C
PR Score 97.59 Weather-influenced race day scoring
Course Score 98.93 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.

November 30, -0001

Race day snapshot
Partially cloudy
Partially cloudy
Start Line Conditions
Start Temp 55°F 13°C
Start Humidity 84% Humidity
Wind NW 16 mph Wind
Race day high 57°F 14°C
Race day low 51°F 11°C
PR Score 99.26 Normal score 0.00
Course Score 100.00 Course-only Score
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June 15, 2025

Race day snapshot
Partially cloudy
Partially cloudy
Start Line Conditions
Start Temp 59°F 15°C
Start Humidity 70% Humidity
Wind SSW 3 mph Wind
Race day high 67°F 19°C
Race day low 46°F 8°C
PR Score 98.98 Normal score 0.00
Course Score 100.00 Course-only Score

November 30, -0001

Race day snapshot
Mostly Cloudy
Mostly Cloudy
Start Line Conditions
Start Temp 55°F 13°C
Start Humidity 85% Humidity
Wind S 8 mph Wind
Race day high 67°F 19°C
Race day low 52°F 11°C
PR Score 97.05 Normal score 0.00
Course Score 98.50 Course-only Score

June 17, 2018

Race day snapshot
Clear
Clear
Start Line Conditions
Start Temp 52°F 11°C
Start Humidity 68% Humidity
Wind ENE 8 mph Wind
Race day high 62°F 17°C
Race day low 47°F 8°C
PR Score 98.50 Normal score 0.00
Course Score 98.50 Course-only Score

June 17, 2012

Race day snapshot
Scattered Clouds
Scattered Clouds
Start Line Conditions
Start Temp 56°F 13°C
Start Humidity 73% Humidity
Wind SW 6 mph Wind
Race day high 66°F 19°C
Race day low 37°F 3°C
PR Score 97.70 Normal score 0.00
Course Score 98.50 Course-only Score

June 19, 2011

Race day snapshot
Overcast
Overcast
Start Line Conditions
Start Temp 60°F 16°C
Start Humidity 90% Humidity
Wind SW 9 mph Wind
Race day high 65°F 18°C
Race day low 53°F 12°C
PR Score 96.00 Normal score 0.00
Course Score 98.50 Course-only Score

June 20, 2010

Race day snapshot
Overcast
Overcast
Start Line Conditions
Start Temp 65°F 18°C
Start Humidity 74% Humidity
Wind SW 16 mph Wind
Race day high 72°F 22°C
Race day low 63°F 17°C
PR Score 95.62 Normal score 0.00
Course Score 98.50 Course-only Score