Summit Run 5K

Hadley, MA, USA · September 19, 2027

59°·72° high·Light·Dry

Weather

Race Day Weather

59°at start

72° high

Light

Dry

Mild start, warm finish ahead

Runners will face a temperature rise from 59°F at the start to a warm 72°F by the finish. With a max wind of 7 mph, light headwinds will challenge runners in the early miles and again from miles 21-25. It's advisable to start conservatively to manage the heat, particularly during the 313ft climb from mile 13 to 17, and stay hydrated throughout the race.

Race day forecast available in 332 days

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Race Info

The Summit Run 5K climbs from Mountain Road in Hadley, Massachusetts, to the summit of Mount Holyoke inside Skinner State Park, passing the Hockanum Village turnaround near the one-mile mark before the final climb up a paved park road to the summit house, with views over the Connecticut River valley. The course was rerouted in 2025 to drop a stretch along Route 47. The race runs each September.

Website

FAQ

When is the 2027 Summit Run 5K?

The 2027 Summit Run 5K will be held on Sunday September 19, 2027.

What will the weather be like for the 2027 Summit Run 5K?

The forecast calls for a high of 73°F and a low of 55°F with a 5% chance of rain.

Historical Weather

Based on 18 years of data

Avg Temp

70°F

L:62° H:71°

RunScore

Conditions

Rain Freq

17%

3 of 18 yrs

Wind8mph

Dew51°F

Temperature History

Range of temperatures during race hours for each year.

Detailed History

Year	Low / High	Rain	Dew Point
2026 Summit Run 5K Cloudy skies throughout the day with rain. 2026	57°/60°	Light	56°
2025 Summit Run 5K Partly cloudy throughout the day. 2025	56°/70°	-	42°
2024 Summit Run 5K Partly cloudy throughout the day. 2024	65°/71°	-	50°
2023 Summit Run 5K Cloudy skies throughout the day with rain. 2023	56°/59°	Light	56°
2022 Summit Run 5K Clear conditions throughout the day. 2022	56°/68°	-	37°
2021 Summit Run 5K Partly cloudy throughout the day. 2021	58°/75°	-	54°
2019 Summit Run 5K Partly cloudy throughout the day. 2019	68°/74°	-	45°
2018 Summit Run 5K Partly cloudy throughout the day. 2018	53°/61°	-	47°
2017 Summit Run 5K Clearing in the afternoon with late afternoon rain. 2017	67°/84°	-	66°
2016 Summit Run 5K Clear conditions throughout the day. 2016	56°/66°	-	34°
2015 Summit Run 5K Clearing in the afternoon. 2015	67°/73°	-	50°
2014 Summit Run 5K Cloudy skies throughout the day with rain clearing later. 2014	64°/77°	Light	67°
2013 Summit Run 5K Partly cloudy throughout the day with rain clearing later. 2013	63°/67°	-	49°
2011 Summit Run 5K Partly cloudy throughout the day. 2011	63°/71°	-	53°
2010 Summit Run 5K Partly cloudy throughout the day. 2010	60°/66°	-	51°
2009 Summit Run 5K Partly cloudy throughout the day with early morning rain. 2009	69°/80°	-	61°
2002 Summit Run 5K Partly cloudy throughout the day. 2002	74°/83°	-	64°
1999 Summit Run 5K Clear conditions throughout the day with early morning rain. 1999	57°/72°	-	48°

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