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Best Boston Marathon Qualifiers for 2026

Best Boston Marathon Qualifiers

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Marathon Pace Bands

Marathon Pace Bands

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Historical weather

Historical Race Day Weather for the Three Days at the Fair Marathon (Spring)

See historical race day weather for the Three Days at the Fair Marathon (Spring), including start temperature, humidity, wind, race day temperatures, PR score, and course score.

Weather Averages for Last 4 Years

Race day snapshot
Clear
Clear
Most common race morning weather across the last 4 years.
Start Line Conditions
Start Temp 63°F 17°C
Start Humidity 57% Humidity
Wind N 8 mph
Race day high 74°F 23°C
Race day low 53°F 12°C
PR Score 97.11 Weather-influenced race day scoring
Course Score 98.89 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.

May 17, 2026

Race day snapshot
Clear
Clear
Start Line Conditions
Start Temp 74°F 23°C
Start Humidity 57% Humidity
Wind N 4 mph Wind
Race day high 87°F 31°C
Race day low 55°F 13°C
PR Score 95.33 Normal score 98.00
Course Score 98.89 Course-only Score
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Course-adjusted pacing

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Three Days at the Fair Marathon (Spring) Pace Bands are adjusted for the specific terrain of the course, your goal time, and pacing strategy.

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May 18, 2025

Race day snapshot
Partially cloudy
Partially cloudy
Start Line Conditions
Start Temp 63°F 17°C
Start Humidity 60% Humidity
Wind W 13 mph Wind
Race day high 67°F 19°C
Race day low 56°F 13°C
PR Score 97.71 Normal score 98.00
Course Score 98.89 Course-only Score

May 19, 2024

Race day snapshot
Partially cloudy
Partially cloudy
Start Line Conditions
Start Temp 63°F 17°C
Start Humidity 70% Humidity
Wind ENE 3 mph Wind
Race day high 74°F 23°C
Race day low 54°F 12°C
PR Score 96.49 Normal score 98.00
Course Score 98.89 Course-only Score

May 14, 2023

Race day snapshot
Clear
Clear
Start Line Conditions
Start Temp 51°F 11°C
Start Humidity 42% Humidity
Wind NW 13 mph Wind
Race day high 66°F 19°C
Race day low 47°F 8°C
PR Score 98.89 Normal score 98.00
Course Score 98.89 Course-only Score