Mad Marathon

Waitsfield, VT, USA · July 11, 2027

64°·75° high·Light·Dry

Weather

Mad Marathon race day weather

64°at start

79° high

Light

Dry

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Warm day, adjust pace early

Runners will face a temperature rise from 64°F at the start to 75°F by finish, with a humidity of 69% and a dew point of 60°F. A light wind from the WSW will provide minimal impact. Runners should adjust their pace conservatively to manage the heat and stay hydrated throughout the race.

Race day forecast available in 228 days

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Distance: 26.2mi

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About the Mad Marathon

You will be running through this extraordinary rural community on back and dirt roads, with breathtaking views of the Green Mountains, challenging rollin farmlands with tough climbs and descents, quaint villages, historic barns, covered bridges and fields of our famous Vermont cows! Source

Website

Race weekend

Sunday, July 11

7:00 AMMarathon (26.2 mi)

Half Marathon (13.1 mi)

10K (6.2 mi)

5K (3.1 mi)

Course Map

Mad Marathon FAQ

When is the 2027 Mad Marathon?

The 2027 Mad Marathon will be held on Sunday July 11, 2027.

Is the Mad Marathon a Boston Marathon Qualifier?

Yes, the Mad Marathon is an official Boston Marathon qualifier.

What is the time limit for the Mad Marathon?

The time limit for the Mad Marathon is 6.5 hours.

What will the weather be like for the 2027 Mad Marathon?

The forecast calls for a high of 79°F and a low of 61°F with a 14% chance of rain.

What is the weather usually like for the Mad Marathon?

Over the 15 years racecast.io has race-day weather for (2011 to 2026), it averaged 61°F at the start and 73°F by a typical finish. Rain fell during race hours in 3 of those years (2016, 2019 and 2025).

What was the hottest Mad Marathon?

Of the 15 years on record, 2024 was the warmest, reaching 79°F during race hours. The coldest start was 2022, at 49°F.

What was the windiest Mad Marathon?

Of the 15 years on record, 2021 was the windiest, with wind averaging 11 mph during race hours. The calmest was 2022, at 1 mph.

Mad Marathon weather history

Based on 15 years of data

Avg Temp

67°F

L:61° H:73°

RunScore

Conditions

Rain Freq

20%

3 of 15 yrs

Wind4mph

Dew57°F

Temperature History

Range of temperatures during race hours for each year.

Detailed History

Year	Low / High	Rain	Dew Point
2026 Mad Marathon Clear conditions throughout the day. 2026	55°/75°	-	54°
2025 Mad Marathon Partly cloudy throughout the day with rain clearing later. 2025	70°/74°	Light	66°
2024 Mad Marathon Partly cloudy throughout the day. 2024	64°/79°	-	64°
2023 Mad Marathon Partly cloudy throughout the day with rain. 2023	68°/78°	-	69°
2022 Mad Marathon Clear conditions throughout the day. 2022	49°/70°	-	48°
2021 Mad Marathon Partly cloudy throughout the day with afternoon rain. 2021	64°/71°	-	56°
2019 Mad Marathon Clear conditions throughout the day with morning rain. 2019	57°/67°	Light	50°
2018 Mad Marathon Clear conditions throughout the day. 2018	54°/75°	-	56°
2017 Mad Marathon Partly cloudy throughout the day with early morning rain. 2017	59°/71°	-	56°
2016 Mad Marathon Cloudy skies throughout the day with a chance of rain throughout the day. 2016	58°/62°	Light	56°
2015 Mad Marathon Clear conditions throughout the day. 2015	67°/78°	-	60°
2014 Mad Marathon Clearing in the afternoon. 2014	65°/75°	-	51°
2013 Mad Marathon Partly cloudy throughout the day with rain. 2013	66°/75°	-	65°
2012 Mad Marathon Partly cloudy throughout the day. 2012	65°/70°	-	54°
2011 Mad Marathon Clear conditions throughout the day. 2011	56°/74°	-	55°