Massachusetts month by month

The next 12 months outside in Massachusetts: what the weather usually does in Boston and Springfield, and what's already on the calendar. Races and programs further out are still being posted, so the later months fill in over time.

October 2026
102 events listed
Boston
62° / 48°
Rain or snow 1 day in 3
Springfield
63° / 39°
Rain or snow 1 day in 3
- Nantucket Half MarathonSun, Oct 11 · 8:00 AM · half marathon · Nantucket
- Around Cape Ann Half MarathonSun, Oct 18 · 9:00 AM · half marathon · Gloucester
- Brutiful Cape: Gravel Bike & Fat Bike Adventure Rides - Oct 24 & 100 Miles for Fat Bikes Oct 25Sat, Oct 24 · 4:00 AM · 24 mile, 100 mile · Eastham
November 2026
93 events listed
Boston
52° / 38°
Rain or snow 1 day in 3
Springfield
51° / 30°
Rain or snow 1 day in 3
- Ocean View Half Marathon & 5KSun, Nov 1 · 8:00 AM · half marathon, 5K · Ipswich
- Upton 10.5K and Half Marathon Trail RaceSun, Nov 8 · 9:00 AM · half marathon, 10.5K · Upton
- Harborside Half Marathon & 5KSun, Nov 8 · 9:00 AM · half marathon, 5K · Newburyport
December 2026
19 events listed
Boston
42° / 29°
Rain or snow 1 day in 3
Springfield
40° / 22°
Rain or snow 1 day in 3
- Frosty Half-MarathonSun, Dec 6 · 8:30 AM · half marathon · Raynham Middle School, Raynham
- Jingle Bell Half Marathon & 5KSun, Dec 6 · 9:00 AM · half marathon, 5K · Haverhill
- Santa's Toy Trot...2-mile, 4-mile, 6-mile Road Race & Elves Fun RunSun, Dec 13 · 9:45 AM · 2 mile, 4 mile, 6 mile · Merrimac
January 2027
8 events listed
Boston
37° / 23°
Rain or snow 1 day in 3
Springfield
35° / 16°
Rain or snow 1 day in 3
- Running races (8)
- Needham Running Club New Year’s Day 5K 2027Fri, Jan 1 · 11:00 AM · 5K · Needham
February 2027
Nothing listed yet
Boston
39° / 25°
Rain or snow 1 day in 3
Springfield
38° / 17°
Rain or snow 1 day in 3
Listings for February are still coming in. Check back closer to the date.
March 2027
5 events listed
Boston
46° / 31°
Rain or snow 1 day in 3
Springfield
47° / 26°
Rain or snow 1 day in 3
- Running races (4)
- Big races (1)
- MV Winter Classic 20 Miler and Amity RelaySat, Mar 6 · 11:00 AM · 20 mile · Vineyard Haven
April 2027
3 events listed
Boston
56° / 41°
Rain or snow 1 day in 3
Springfield
60° / 35°
Rain or snow 1 day in 3
- Running races (3)
- Big races (1)
- Fool's Dual Half MarathonSat, Apr 3 · 9:00 AM · half marathon · O'Maley Middle School, Gloucester
Listings for April are still coming in. Check back closer to the date.
May 2027
Nothing listed yet
Boston
66° / 50°
Rain or snow 1 day in 3
Springfield
72° / 46°
Rain or snow 1 day in 2
Listings for May are still coming in. Check back closer to the date.
June 2027
Nothing listed yet
Boston
76° / 60°
Rain or snow 1 day in 3
Springfield
80° / 55°
Rain or snow 1 day in 2
Listings for June are still coming in. Check back closer to the date.
July 2027
Nothing listed yet
Boston
82° / 66°
Rain or snow 1 day in 3
Springfield
85° / 61°
Rain or snow 1 day in 3
Listings for July are still coming in. Check back closer to the date.
August 2027
Nothing listed yet
Boston
80° / 65°
Rain or snow 1 day in 3
Springfield
83° / 59°
Rain or snow 1 day in 2
Listings for August are still coming in. Check back closer to the date.
September 2027
Nothing listed yet
Boston
73° / 58°
Rain or snow 1 day in 3
Springfield
75° / 51°
Rain or snow 1 day in 3
Listings for September are still coming in. Check back closer to the date.

Typical weather is the NOAA 1991–2020 average at the nearest weather station to each city.