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Marathon Pace Bands

Marathon Pace Bands

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Historical Race Day Weather for the Potomac River Run Marathon

Weather Averages for Last 11 Years

Race Day Temperatures	High: 70°F (21°C) Low: 51°F (11°C)
Race Start Conditions	54°F (12°C) Humidity: 77% Clear ESE 5 mph
PR Score	98.59
Course Score	99.33

May 4, 2024

Race Day Temperatures	High: 56°F (13°C) Low: 52°F (11°C)
Race Start Conditions	53°F (12°C) Humidity: 90% Rain, Overcast ESE 6 mph
PR Score (Normal Score)	98.97 (98.84)
Course Score	99.53

Marathon Pace Bands

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May 6, 2023

Race Day Temperatures	High: 72°F (22°C) Low: 46°F (8°C)
Race Start Conditions	53°F (12°C) Humidity: 80% Clear N 2 mph
PR Score (Normal Score)	98.89 (98.84)
Course Score	99.53

May 1, 2022

Race Day Temperatures	High: 70°F (21°C) Low: 49°F (9°C)
Race Start Conditions	51°F (11°C) Humidity: 79% Mostly Cloudy ESE 2 mph
PR Score (Normal Score)	99.08 (98.84)
Course Score	99.53

May 2, 2021

Race Day Temperatures	High: 86°F (30°C) Low: 52°F (11°C)
Race Start Conditions	54°F (12°C) Humidity: 53% Clear SW 5 mph
PR Score (Normal Score)	98.75 (98.84)
Course Score	99.25

May 5, 2019

Race Day Temperatures	High: 67°F (19°C) Low: 60°F (16°C)
Race Start Conditions	64°F (18°C) Humidity: 97% Drizzle E 3 mph
PR Score (Normal Score)	95.37 (98.84)
Course Score	99.25

May 6, 2018

Race Day Temperatures	High: 75°F (24°C) Low: 57°F (14°C)
Race Start Conditions	57°F (14°C) Humidity: 83% Partly Cloudy ENE 2 mph
PR Score (Normal Score)	97.88 (98.84)
Course Score	99.25

May 7, 2017

Race Day Temperatures	High: 61°F (16°C) Low: 46°F (8°C)
Race Start Conditions	47°F (8°C) Humidity: 73% Sunny W 7 mph
PR Score (Normal Score)	99.25 (98.84)
Course Score	99.25

May 1, 2016

Race Day Temperatures	High: 66°F (19°C) Low: 52°F (11°C)
Race Start Conditions	55°F (13°C) Humidity: 84% Cloudy SE 6 mph
PR Score (Normal Score)	98.59 (98.84)
Course Score	99.25

May 3, 2015

Race Day Temperatures	High: 79°F (26°C) Low: 51°F (11°C)
Race Start Conditions	52°F (11°C) Humidity: 80% Clear NW 3 mph
PR Score (Normal Score)	99.25 (98.84)
Course Score	99.25

May 4, 2014

Race Day Temperatures	High: 73°F (23°C) Low: 50°F (10°C)
Race Start Conditions	56°F (13°C) Humidity: 61% Partly Cloudy SW 6 mph
PR Score (Normal Score)	99.25 (98.84)
Course Score	99.25

May 5, 2013

Race Day Temperatures	High: 65°F (18°C) Low: 43°F (6°C)
Race Start Conditions	49°F (9°C) Humidity: 71% Mostly Cloudy NE 8 mph
PR Score (Normal Score)	99.25 (98.84)
Course Score	99.25