Baystate Half Marathon

Runners will start in chilly 37°F conditions — dress in layers for the corral and plan to shed early. Temperatures rising to 48°F through the course will gradually increase perceived effort in the second half. Light winds shouldn't be a major factor for pacing.

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Distance: 13.1mi

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Race Info

The Baystate Half Marathon runs its own USATF-certified (MA23009JK) double-loop course, starting and finishing at the Tsongas Center in Lowell, Massachusetts. Half marathon runners start on the right side of the road, opposite the marathon field, and the course crosses the Merrimack River via the Rourke Bridge and the Aiken Street Bridge. It has a 6-hour course time limit.

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Race weekend

Sunday, October 18

8:00 AMMarathon (26.2 mi)

8:00 AMHalf Marathon (13.1 mi)

8:00 AMHalf Marathon Relay (13.1 mi)

FAQ

When is the 2026 Baystate Half Marathon?

The 2026 Baystate Half Marathon will be held on Sunday October 18, 2026.

What is the time limit for the Baystate Half Marathon?

The time limit for the Baystate Half Marathon is 6 hours.

What will the weather be like for the 2026 Baystate Half Marathon?

The forecast calls for a high of 48°F and a low of 37°F with a 16% chance of rain. Check our detailed hourly forecast above for the best half marathon race plan.

Historical Weather

Based on 28 years of data

Avg Temp

48°F

L:44° H:52°

RunScore

Conditions

Rain Freq

14%

4 of 28 yrs

Wind8mph

Dew39°F

Temperature History

Range of temperatures during race hours for each year.

Detailed History

Year	Low / High	Rain	Dew Point
2025 Baystate Half Marathon Clear conditions throughout the day. 2025	44°/59°	-	45°
2024 Baystate Half Marathon Clear conditions throughout the day. 2024	36°/53°	-	38°
2023 Baystate Half Marathon Partly cloudy throughout the day. 2023	46°/52°	-	43°
2022 Baystate Half Marathon Clear conditions throughout the day. 2022	45°/56°	-	46°
2021 Baystate Half Marathon Partly cloudy throughout the day with rain clearing later. 2021	53°/57°	Light	49°
2019 Baystate Half Marathon Partly cloudy throughout the day. 2019	36°/45°	-	36°
2018 Baystate Half Marathon Partly cloudy throughout the day with morning rain. 2018	45°/46°	Light	31°
2017 Baystate Half Marathon Partly cloudy throughout the day. 2017	49°/61°	-	48°
2016 Baystate Half Marathon Becoming cloudy in the afternoon. 2016	45°/56°	-	45°
2015 Baystate Half Marathon Becoming cloudy in the afternoon. 2015	30°/39°	-	21°
2014 Baystate Half Marathon Cloudy skies throughout the day. 2014	48°/49°	-	36°
2013 Baystate Half Marathon Partly cloudy throughout the day with morning rain. 2013	50°/54°	Light	38°
2012 Baystate Half Marathon Becoming cloudy in the afternoon. 2012	46°/55°	-	41°
2011 Baystate Half Marathon Partly cloudy throughout the day. 2011	52°/58°	-	38°
2010 Baystate Half Marathon Partly cloudy throughout the day. 2010	42°/50°	-	37°
2009 Baystate Half Marathon Cloudy skies throughout the day with rain or snow. 2009	40°/40°	Light	35°
2008 Baystate Half Marathon Clear conditions throughout the day. 2008	35°/41°	-	29°
2007 Baystate Half Marathon Partly cloudy throughout the day. 2007	44°/53°	-	39°
2006 Baystate Half Marathon Becoming cloudy in the afternoon. 2006	38°/48°	-	33°
2005 Baystate Half Marathon Partly cloudy throughout the day. 2005	52°/56°	-	39°
2004 Baystate Half Marathon Becoming cloudy in the afternoon. 2004	45°/50°	-	38°
2003 Baystate Half Marathon Partly cloudy throughout the day. 2003	39°/43°	-	31°
2002 Baystate Half Marathon Partly cloudy throughout the day. 2002	45°/52°	-	37°
2001 Baystate Half Marathon Partly cloudy throughout the day. 2001	47°/59°	-	45°
2000 Baystate Half Marathon Clear conditions throughout the day. 2000	44°/49°	-	32°
1999 Baystate Half Marathon Partly cloudy throughout the day. 1999	56°/64°	-	55°
1998 Baystate Half Marathon Becoming cloudy in the afternoon. 1998	54°/62°	-	50°
1997 Baystate Half Marathon Partly cloudy throughout the day. 1997	37°/43°	-	37°