Avg High
Boston in March
Verdict
In Boston, March has a distinct spring feel. As the season moves along, temperatures are climbing noticeably. You can usually expect a cold month that feels variable day to day. Breezes can be part of the character, especially in exposed spots.
Well suited to visitors who prefer a steady feel over dramatic shifts. Wind can make exposed areas feel cooler and more blustery.
Avg Low
Rain
Daylight
12h
What to expect
- Temperature feel - Chilly conditions with evenings that feel distinctly cooler. Breezes and shade can make it feel cooler.
- Showers & dry spells - Rain is a constant possibility. Expect damp surfaces and slick paths. You’ll want a proper rain setup rather than a ‘just in case’.
- Sun & UV - Sun is noticeable. If you're out for hours, sunscreen is worth it. Shade breaks feel genuinely worthwhile.
- Exposure - A steady breeze, and umbrellas and loose items can struggle on gustier days. It’s the kind of wind you plan around for viewpoints and coastal walks.
March in context
How it compares to the rest of the year in Boston.
Hottest (avg)
#9 / 12
Wettest (avg)
#1 / 12
Daylight Hours
#7 / 12
Windiest (avg)
#3 / 12
Highest UV
#7 / 12
Most Humid
#11 / 12
Temperature
- Daytime high
-
- Nighttime low
-
- Feels like (avg)
-
Sunshine
- Daylight
- 12.0 hours
- UV index (max)
- 6
- Typical sun hours
- 05:53 – 17:51
Rain & Snow
- Total
-
- Rainy days
- 13
- Cloud cover
- 59%
- Snowfall
-
Humidity & Wind
- Humidity (avg)
- 69%
- Wind (avg)
-
- Wind (max gusts)
-
Frequently asked questions
Is March a good time to visit Boston?
Typical March days in Boston reach highs of 7°C (45°F) with nights around -2°C (28°F). It usually feels chilly by day and very cold after dark. It is among the wetter months, so it is wise to have some indoor backup plans or flexible activities.
What are temperatures like in March?
In March, you can usually expect highs of 7°C (45°F) and lows near -2°C (28°F). That means chilly days and very cold nights, so pack layers you can add or remove.
How much does it rain in March?
Rainfall in March averages 115 mm (4.5 in) across roughly 13 days. Overall it is a quite rainy time of year, so a light rain jacket and waterproof shoes are very handy.
How many hours of daylight are there in March?
You can expect about 12 hours of daylight in March. Sunrise is typically around 05:53 and sunset near 17:51. Daylight is fairly typical, with enough time for sightseeing.
How strong is the sun in March?
UV levels are moderate (around 6); sunscreen and sunglasses are still a good idea.
Is it windy in March?
In March, average wind speeds are around 16 km/h (10 mph), with gusts on the windiest days reaching about 63 km/h (39 mph). On the ground, it is it is a notably windy place, and strong gusts are fairly common.