What to Wear in Boston in May
Mild and pleasant. Expect 10°–19°C with 9 rainy days on average.
☀️
High
19°C
🌙
Low
10°C
🌧️
Rain days
9
🌡️
Feel
Pleasantly Cool
Typical outfit
~15°C average
About May in Boston
May in Boston typically brings mild and pleasant. With averages of 10°–19°C, the conditions call for fresh and crisp weather — the perfect excuse for cozy knits and stylish layering.
Think in layers: a thermal base, a knit mid-layer, and a windproof outer. You can strip back as the day warms.