Boston offers a solid outdoor season. 3 months of the year are perfect for all activities. Dinner outside works 4/12 months, while walking is comfortable 12/12 months — impressive.
BostonUnited States
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Annual
4/12
Dinner Outside
38
0Jan: 0% viability
0
0Feb: 0% viability
0
4Mar: 4% viability
4
20Apr: 20% viability
20
59May: 59% viability
59
87Jun: 87% viability
87
86Jul: 86% viability
86
89Aug: 89% viability
89
72Sep: 72% viability
72
35Oct: 35% viability
35
3Nov: 3% viability
3
0Dec: 0% viability
0
4/12
Dinner Outside
0Jan: 0% viability
0
0Feb: 0% viability
0
4Mar: 4% viability
4
20Apr: 20% viability
20
59May: 59% viability
59
87Jun: 87% viability
87
86Jul: 86% viability
86
89Aug: 89% viability
89
72Sep: 72% viability
72
35Oct: 35% viability
35
3Nov: 3% viability
3
0Dec: 0% viability
0
38%
Cold
6/12
Lunch Outside
59
22Jan: 22% viability
22
31Feb: 31% viability
31
48Mar: 48% viability
48
63Apr: 63% viability
63
83May: 83% viability
83
78Jun: 78% viability
78
66Jul: 66% viability
66
73Aug: 73% viability
73
78Sep: 78% viability
78
80Oct: 80% viability
80
58Nov: 58% viability
58
30Dec: 30% viability
30
6/12
Lunch Outside
22Jan: 22% viability
22
31Feb: 31% viability
31
48Mar: 48% viability
48
63Apr: 63% viability
63
83May: 83% viability
83
78Jun: 78% viability
78
66Jul: 66% viability
66
73Aug: 73% viability
73
78Sep: 78% viability
78
80Oct: 80% viability
80
58Nov: 58% viability
58
30Dec: 30% viability
30
59%
Cold
12/12
Walking
88
87Jan: 87% viability
87
91Feb: 91% viability
91
91Mar: 91% viability
91
92Apr: 92% viability
92
94May: 94% viability
94
88Jun: 88% viability
88
65Jul: 65% viability
65
75Aug: 75% viability
75
92Sep: 92% viability
92
97Oct: 97% viability
97
95Nov: 95% viability
95
91Dec: 91% viability
91
12/12
Walking
87Jan: 87% viability
87
91Feb: 91% viability
91
91Mar: 91% viability
91
92Apr: 92% viability
92
94May: 94% viability
94
88Jun: 88% viability
88
65Jul: 65% viability
65
75Aug: 75% viability
75
92Sep: 92% viability
92
97Oct: 97% viability
97
95Nov: 95% viability
95
91Dec: 91% viability
91
88%
Heat
11/12
Running
86
87Jan: 87% viability
87
91Feb: 91% viability
91
91Mar: 91% viability
91
92Apr: 92% viability
92
93May: 93% viability
93
82Jun: 82% viability
82
54Jul: 54% viability
54
66Aug: 66% viability
66
90Sep: 90% viability
90
97Oct: 97% viability
97
95Nov: 95% viability
95
91Dec: 91% viability
91
11/12
Running
87Jan: 87% viability
87
91Feb: 91% viability
91
91Mar: 91% viability
91
92Apr: 92% viability
92
93May: 93% viability
93
82Jun: 82% viability
82
54Jul: 54% viability
54
66Aug: 66% viability
66
90Sep: 90% viability
90
97Oct: 97% viability
97
95Nov: 95% viability
95
91Dec: 91% viability
91
86%
Heat
Tap any month for details · Click activity name for overview
ComfortableModerateUncomfortable
Based on 2014–2024 hourly climate data · Updated Mar 2025