Historical Race Day Weather for the Tunnel Light Marathon

September 14, 2025

Race day snapshot

Overcast

Start Line Conditions

Start Temp 60°F 16°C

Start Humidity 78% Humidity

Wind SW 9 mph Wind

Race day high 63°F 17°C

Race day low 54°F 12°C

PR Score 103.49 Normal score 100.30

Course Score 104.88 Course-only Score

Course-adjusted pacing

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September 8, 2024

Race day snapshot

Partially cloudy

Start Line Conditions

Start Temp 60°F 16°C

Start Humidity 89% Humidity

Wind SSW 6 mph Wind

Race day high 73°F 23°C

Race day low 60°F 16°C

PR Score 102.16 Normal score 100.30

Course Score 104.88 Course-only Score

September 10, 2023

Race day snapshot

Clear

Start Line Conditions

Start Temp 63°F 17°C

Start Humidity 62% Humidity

Wind W 2 mph Wind

Race day high 81°F 27°C

Race day low 56°F 13°C

PR Score 102.16 Normal score 100.30

Course Score 104.88 Course-only Score

September 18, 2022

Race day snapshot

Mostly Cloudy

Start Line Conditions

Start Temp 52°F 11°C

Start Humidity 75% Humidity

Wind ESE 3 mph Wind

Race day high 77°F 25°C

Race day low 49°F 9°C

PR Score 104.09 Normal score 100.30

Course Score 104.88 Course-only Score

September 12, 2021

Race day snapshot

Foggy

Start Line Conditions

Start Temp 59°F 15°C

Start Humidity 86% Humidity

Wind N 1 mph Wind

Race day high 63°F 17°C

Race day low 56°F 13°C

PR Score 102.88 Normal score 100.30

Course Score 104.88 Course-only Score

September 15, 2019

Race day snapshot

Rain

Start Line Conditions

Start Temp 58°F 14°C

Start Humidity 72% Humidity

Wind SW 4 mph Wind

Race day high 68°F 20°C

Race day low 58°F 14°C

PR Score 103.65 Normal score 100.30

Course Score 104.37 Course-only Score

September 16, 2018

Race day snapshot

Light Rain

Start Line Conditions

Start Temp 53°F 12°C

Start Humidity 79% Humidity

Wind SE 2 mph Wind

Race day high 58°F 14°C

Race day low 53°F 12°C

PR Score 104.22 Normal score 100.30

Course Score 104.37 Course-only Score

September 17, 2017

Race day snapshot

Mostly Cloudy

Start Line Conditions

Start Temp 50°F 10°C

Start Humidity 58% Humidity

Wind SSE 3 mph Wind

Race day high 64°F 18°C

Race day low 49°F 9°C

PR Score 104.37 Normal score 100.30

Course Score 104.37 Course-only Score

September 18, 2016

Race day snapshot

Mostly Cloudy

Start Line Conditions

Start Temp 53°F 12°C

Start Humidity 96% Humidity

Wind W 1 mph Wind

Race day high 65°F 18°C

Race day low 52°F 11°C

PR Score 103.36 Normal score 100.30

Course Score 104.37 Course-only Score

September 13, 2015

Race day snapshot

Cloudy

Start Line Conditions

Start Temp 61°F 16°C

Start Humidity 78% Humidity

Wind W 2 mph Wind

Race day high 71°F 22°C

Race day low 54°F 12°C

PR Score 102.16 Normal score 100.30

Course Score 104.37 Course-only Score

September 14, 2014

Race day snapshot

Clear

Start Line Conditions

Start Temp 51°F 11°C

Start Humidity 83% Humidity

Wind SE 3 mph Wind

Race day high 84°F 29°C

Race day low 48°F 9°C

PR Score 102.53 Normal score 100.30

Course Score 104.37 Course-only Score