B&A Marathon

Severna Park, MD, USA · March 7, 2027

38°·41° high·Breezy·Dry

Weather

Race Day Weather

38°at start

45° high

Breezy

Dry

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Cool start, moderate wind

Runners will face temperatures ranging from 38°F at the start to a high of 44°F. Winds from the NW at 15 mph may create a headwind effect, especially in exposed areas. With humidity at 67%, pacing adjustments may be necessary to maintain comfort as the race progresses.

Race day forecast available in 122 days

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Distance: 26.2mi

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Race Info

The B&A Trail Marathon and Half Marathon starts at Severna Park High School in Severna Park, Maryland, and follows the paved B&A Trail rail-to-trail path. The marathon course is USATF-certified and qualifies for the Boston Marathon. The route is mostly flat, with one notable climb near mile seven. The event typically draws around 300 marathon finishers each spring. Source

Website

Race weekend

Sunday, March 7

7:30 AMMarathon (26.2 mi)

Half Marathon (13.1 mi)

Course Map

FAQ

When is the 2027 B&A Marathon?

The 2027 B&A Marathon will be held on Sunday March 7, 2027.

Is the B&A Marathon a Boston Marathon Qualifier?

Yes, the B&A Marathon is an official Boston Marathon qualifier.

What is the time limit for the B&A Marathon?

The time limit for the B&A Marathon is 6 hours.

What will the weather be like for the 2027 B&A Marathon?

The forecast calls for a high of 47°F and a low of 39°F with a 9% chance of rain. Check our detailed hourly forecast above for the best marathon race plan.

Historical Weather

Based on 17 years of data

Avg Temp

45°F

L:42° H:47°

RunScore

Conditions

Rain Freq

18%

3 of 17 yrs

Wind10mph

Dew30°F

Temperature History

Range of temperatures during race hours for each year.

Detailed History

Year	Low / High	Rain	Dew Point
2026 B&A Marathon Partly cloudy throughout the day. 2026	36°/53°	-	24°
2025 B&A Marathon Partly cloudy throughout the day. 2025	55°/65°	-	52°
2024 B&A Marathon Clear conditions throughout the day. 2024	35°/42°	-	22°
2023 B&A Marathon Clear conditions throughout the day. 2023	52°/59°	-	30°
2022 B&A Marathon Partly cloudy throughout the day. 2022	41°/44°	-	24°
2019 B&A Marathon Partly cloudy throughout the day with morning rain. 2019	54°/64°	Light	46°
2018 B&A Marathon Clear conditions throughout the day. 2018	38°/43°	-	20°
2017 B&A Marathon Cloudy skies throughout the day. 2017	47°/47°	-	43°
2016 B&A Marathon Cloudy skies throughout the day with late afternoon rain. 2016	40°/42°	-	29°
2015 B&A Marathon Clear conditions throughout the day. 2015	27°/36°	-	10°
2014 B&A Marathon Cloudy skies throughout the day with a chance of rain or snow throughout the day. 2014	42°/46°	Moderate	41°
2013 B&A Marathon Partly cloudy throughout the day. 2013	45°/47°	-	36°
2012 B&A Marathon Partly cloudy throughout the day. 2012	44°/45°	-	25°
2011 B&A Marathon Cloudy skies throughout the day with a chance of rain throughout the day. 2011	51°/53°	Light	50°
2010 B&A Marathon Clear conditions throughout the day. 2010	36°/49°	-	16°
2009 B&A Marathon Cloudy skies throughout the day with rain or snow. 2009	33°/34°	-	29°
2007 B&A Marathon Partly cloudy throughout the day. 2007	34°/38°	-	16°