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Best Boston Marathon Qualifiers for 2026

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Historical weather

Historical Race Day Weather for the Air Force Marathon

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

Weather Averages for Last 15 Years

Race day snapshot
Mostly Cloudy
Mostly Cloudy
Most common race morning weather across the last 15 years.
Start Line Conditions
Start Temp 61°F 16°C
Start Humidity 88% Humidity
Wind S 3 mph
Race day high 81°F 27°C
Race day low 61°F 16°C
PR Score 95.56 Weather-influenced race day scoring
Course Score 98.85 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 19, 2026

Race day snapshot
Overcast
Overcast
Start Line Conditions
Start Temp 65°F 18°C
Start Humidity 81% Humidity
Wind ENE 6 mph Wind
Race day high 83°F 28°C
Race day low 64°F 18°C
PR Score 95.23 Normal score 97.54
Course Score 98.92 Course-only Score
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September 20, 2025

Race day snapshot
Partially cloudy
Partially cloudy
Start Line Conditions
Start Temp 64°F 18°C
Start Humidity 85% Humidity
Wind N 4 mph Wind
Race day high 89°F 32°C
Race day low 63°F 17°C
PR Score 95.23 Normal score 97.54
Course Score 98.92 Course-only Score

September 21, 2024

Race day snapshot
Partially cloudy
Partially cloudy
Start Line Conditions
Start Temp 67°F 19°C
Start Humidity 88% Humidity
Wind SW 2 mph Wind
Race day high 90°F 32°C
Race day low 67°F 19°C
PR Score 93.73 Normal score 97.54
Course Score 98.84 Course-only Score

September 16, 2023

Race day snapshot
Clear
Clear
Start Line Conditions
Start Temp 49°F 9°C
Start Humidity 84% Humidity
Wind E 2 mph Wind
Race day high 76°F 24°C
Race day low 49°F 9°C
PR Score 98.47 Normal score 97.54
Course Score 98.84 Course-only Score

September 17, 2022

Race day snapshot
Partly Cloudy
Partly Cloudy
Start Line Conditions
Start Temp 59°F 15°C
Start Humidity 92% Humidity
Wind SSE 4 mph Wind
Race day high 83°F 28°C
Race day low 58°F 14°C
PR Score 95.06 Normal score 97.54
Course Score 98.84 Course-only Score

September 21, 2019

Race day snapshot
Mostly Cloudy
Mostly Cloudy
Start Line Conditions
Start Temp 70°F 21°C
Start Humidity 88% Humidity
Wind SE 3 mph Wind
Race day high 87°F 31°C
Race day low 69°F 21°C
PR Score 93.17 Normal score 97.54
Course Score 98.84 Course-only Score

September 15, 2018

Race day snapshot
Foggy
Start Line Conditions
Start Temp 71°F 22°C
Start Humidity 93% Humidity
Wind NNE 3 mph Wind
Race day high 89°F 32°C
Race day low 70°F 21°C
PR Score 92.39 Normal score 97.54
Course Score 98.84 Course-only Score

September 16, 2017

Race day snapshot
Clear
Clear
Start Line Conditions
Start Temp 57°F 14°C
Start Humidity 95% Humidity
Wind ESE 1 mph Wind
Race day high 79°F 26°C
Race day low 57°F 14°C
PR Score 95.77 Normal score 97.54
Course Score 98.84 Course-only Score

September 17, 2016

Race day snapshot
Cloudy
Cloudy
Start Line Conditions
Start Temp 70°F 21°C
Start Humidity 94% Humidity
Wind S 2 mph Wind
Race day high 80°F 27°C
Race day low 70°F 21°C
PR Score 92.98 Normal score 97.54
Course Score 98.84 Course-only Score

September 19, 2015

Race day snapshot
Mostly Cloudy
Mostly Cloudy
Start Line Conditions
Start Temp 66°F 19°C
Start Humidity 87% Humidity
Wind S 9 mph Wind
Race day high 77°F 25°C
Race day low 66°F 19°C
PR Score 95.19 Normal score 97.54
Course Score 98.84 Course-only Score

September 20, 2014

Race day snapshot
Mostly Clear
Mostly Clear
Start Line Conditions
Start Temp 55°F 13°C
Start Humidity 89% Humidity
Wind S 3 mph Wind
Race day high 81°F 27°C
Race day low 54°F 12°C
PR Score 98.12 Normal score 97.54
Course Score 98.84 Course-only Score

September 21, 2013

Race day snapshot
Cloudy
Cloudy
Start Line Conditions
Start Temp 63°F 17°C
Start Humidity 93% Humidity
Wind NW 5 mph Wind
Race day high 71°F 22°C
Race day low 63°F 17°C
PR Score 95.73 Normal score 97.54
Course Score 98.84 Course-only Score

September 15, 2012

Race day snapshot
Mostly Cloudy
Mostly Cloudy
Start Line Conditions
Start Temp 54°F 12°C
Start Humidity 85% Humidity
Wind E 3 mph Wind
Race day high 75°F 24°C
Race day low 50°F 10°C
PR Score 97.48 Normal score 97.54
Course Score 98.84 Course-only Score

September 17, 2011

Race day snapshot
Mostly Cloudy
Mostly Cloudy
Start Line Conditions
Start Temp 54°F 12°C
Start Humidity 76% Humidity
Wind ENE 5 mph Wind
Race day high 72°F 22°C
Race day low 53°F 12°C
PR Score 98.47 Normal score 97.54
Course Score 98.84 Course-only Score

September 18, 2010

Race day snapshot
Clear
Clear
Start Line Conditions
Start Temp 57°F 14°C
Start Humidity 83% Humidity
Wind No Wind Wind
Race day high 87°F 31°C
Race day low 56°F 13°C
PR Score 96.42 Normal score 97.54
Course Score 98.84 Course-only Score