Historical Race Day Weather for the Houston Marathon

January 11, 2026

Race day snapshot

Partially cloudy

Start Line Conditions

Start Temp 47°F 8°C

Start Humidity 49% Humidity

Wind N 8 mph Wind

Race day high 62°F 17°C

Race day low 45°F 7°C

PR Score 99.53 Normal score 99.53

Course Score 99.53 Course-only Score

Course-adjusted pacing

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January 19, 2025

Race day snapshot

Partially cloudy

Start Line Conditions

Start Temp 30°F -1°C

Start Humidity 57% Humidity

Wind NNW 16 mph Wind

Race day high 46°F 8°C

Race day low 30°F -1°C

PR Score 99.53 Normal score 99.53

Course Score 99.53 Course-only Score

January 14, 2024

Race day snapshot

Overcast

Start Line Conditions

Start Temp 37°F 3°C

Start Humidity 64% Humidity

Wind NNW 14 mph Wind

Race day high 55°F 13°C

Race day low 34°F 1°C

PR Score 99.53 Normal score 99.53

Course Score 99.53 Course-only Score

January 15, 2023

Race day snapshot

Partially cloudy

Start Line Conditions

Start Temp 58°F 14°C

Start Humidity 87% Humidity

Wind SE 8 mph Wind

Race day high 72°F 22°C

Race day low 52°F 11°C

PR Score 97.24 Normal score 99.53

Course Score 99.53 Course-only Score

January 16, 2022

Race day snapshot

Cloudy

Start Line Conditions

Start Temp 33°F 1°C

Start Humidity 74% Humidity

Wind NW 11 mph Wind

Race day high 56°F 13°C

Race day low 33°F 1°C

PR Score 99.53 Normal score 99.53

Course Score 99.53 Course-only Score

January 19, 2020

Race day snapshot

Clear

Start Line Conditions

Start Temp 46°F 8°C

Start Humidity 43% Humidity

Wind NNE 15 mph Wind

Race day high 62°F 17°C

Race day low 44°F 7°C

PR Score 99.53 Normal score 99.53

Course Score 99.53 Course-only Score

Live Forecast Tool

Want course-specific race day conditions?

Use the weather tracker to see how temperatures, headwinds, and tailwinds could change across the course based on your goal time and start setup.

Open 2026 Houston Marathon Weather Tracker

January 20, 2019

Race day snapshot

Clear

Start Line Conditions

Start Temp 33°F 1°C

Start Humidity 70% Humidity

Wind NNW 11 mph Wind

Race day high 52°F 11°C

Race day low 33°F 1°C

PR Score 99.45 Normal score 99.53

Course Score 99.45 Course-only Score

January 14, 2018

Race day snapshot

Clear

Start Line Conditions

Start Temp 36°F 2°C

Start Humidity 66% Humidity

Wind E 7 mph Wind

Race day high 57°F 14°C

Race day low 36°F 2°C

PR Score 99.45 Normal score 99.53

Course Score 99.45 Course-only Score

January 15, 2017

Race day snapshot

Cloudy

Start Line Conditions

Start Temp 65°F 18°C

Start Humidity 99% Humidity

Wind E 6 mph Wind

Race day high 74°F 23°C

Race day low 63°F 17°C

PR Score 94.90 Normal score 99.53

Course Score 99.45 Course-only Score

January 17, 2016

Race day snapshot

Mostly Cloudy

Start Line Conditions

Start Temp 42°F 6°C

Start Humidity 82% Humidity

Wind NW 5 mph Wind

Race day high 57°F 14°C

Race day low 41°F 5°C

PR Score 99.45 Normal score 99.53

Course Score 99.45 Course-only Score

January 18, 2015

Race day snapshot

Partly Cloudy

Start Line Conditions

Start Temp 46°F 8°C

Start Humidity 71% Humidity

Wind N 6 mph Wind

Race day high 65°F 18°C

Race day low 45°F 7°C

PR Score 99.45 Normal score 99.53

Course Score 99.45 Course-only Score

January 19, 2014

Race day snapshot

Mostly Clear

Start Line Conditions

Start Temp 48°F 9°C

Start Humidity 83% Humidity

Wind N 6 mph Wind

Race day high 67°F 19°C

Race day low 47°F 8°C

PR Score 99.68 Normal score 99.53

Course Score 99.68 Course-only Score

January 13, 2013

Race day snapshot

Rain

Start Line Conditions

Start Temp 45°F 7°C

Start Humidity 90% Humidity

Wind NNW 18 mph Wind

Race day high 72°F 22°C

Race day low 47°F 8°C

PR Score 99.76 Normal score 99.53

Course Score 99.76 Course-only Score

January 15, 2012

Race day snapshot

Scattered Clouds

Start Line Conditions

Start Temp 39°F 4°C

Start Humidity 89% Humidity

Wind No Wind Wind

Race day high 70°F 21°C

Race day low 34°F 1°C

PR Score 99.59 Normal score 99.53

Course Score 99.76 Course-only Score

January 30, 2011

Race day snapshot

Mostly Cloudy

Start Line Conditions

Start Temp 64°F 18°C

Start Humidity 87% Humidity

Wind E 3 mph Wind

Race day high 74°F 23°C

Race day low 59°F 15°C

PR Score 96.27 Normal score 99.53

Course Score 99.76 Course-only Score