The month in detail
What to expect in March
Spring marks the start of the good season in Boston. Temperatures rise (46°F) and tourists have not yet arrived en masse. Expect rain on 27% of days — a light raincoat in the bag is recommended.
March ranks 9 out of 12 months in Boston. Compared to February: +7°F daytime, +0.9h of sun per day.
This month's conditions
What it's like in March
UV index
4 · moderate
protect during midday hours
Feels like
dry air
-3°
Sea
4°C
cold, for the brave
Daylight
11.7h of daylight
Air quality
good
AQI 28
Compare
Is March the right month?
The best month in Boston is August (8.8/10), 4.7 pts higher than March.
Book
Plan your trip
Hotels at their lowest outside peak season, highest on comfortable months. Shoulder seasons offer a good price/climate compromise.
Stay
Hotels & rentals · Boston
Expedia →
Activities
Tours, tickets, experiences
See ↓
Flights
Multi-airline comparator
Kiwi →
🎟️ Activities & tours · Boston
GetYourGuide selection · free cancellation
Practical info
What you need to know before you go
Three angles: the country (language, currency, safety, budget), the year-round climate, and the specifics of a beach trip.
Country · USA
🗣️LanguageEnglish
💶CurrencyUS Dollar ($)
🚗DrivingRight-hand
🛡️Safety ⓘVery safe · 1/5
💰Cost of living ⓘExpensive · 4/5
🌡️ Climate
🌍Climate typeTemperate oceanic
📈Climate trend ⓘStable
🔥Hottest monthJuly · 84°F
❄️Coolest monthJanuary · 37°F
🌧️Rainiest month ⓘApril · 30%
🏖️ Beach trip
📅Peak seasonJuin → Sept
🏖️Swell (Sept–Mar) ⓘModérée
Explore
Other destinations in March
If March doesn't convince you for this destination, compare with others.
Similar climate
New YorkUnited States
TorontoCanadaCape CodUnited StatesChicagoUSA
PragueCzech Republic
Location
Where is Boston ?
Global position + regional geographic context.
🌍 World
🔍 Geographic context
USATemperate oceanic climate with a 8.8 → 1.2 gap between best and worst month. 10 years of ERA5 data to choose by project.
42.36°N · 71.06°W
Questions
Frequently asked questions
What is the best time to visit Boston?
August is the best month with 82°F highs, 64°F lows, 8.9h of sunshine and 25.0% rainy days. The months of August & July offer comparable conditions.
How many hours of sunshine does Boston get in August?
Boston averages 8.9 sunshine hours per day in August. It is the sunniest month with a climate score of 8.3/10.
What is the rainiest month in Boston?
December is the most unfavourable month with December has the lowest climate score of the year and the lowest climate score of the year.
What are the temperatures at night in Boston in August?
In August, overnight lows reach 64°F, while afternoon highs average 82°F.
Is Boston good in winter?
In winter (December-February), Boston scores 3.0/10 on average — Difficult period — prefer the peak season.. The best month overall remains August with a score of 8.3/10.
When should you avoid Boston?
December is the most difficult month to visit Boston, with December has the lowest climate score of the year. Climate conditions are at their lowest of the year during this period.
Can you swim in Boston in March?
In March, the sea averages 40°F in Boston: cold, for the brave. Best left to hardened swimmers or those with a wetsuit.
Do you need sun protection in Boston in March?
The average UV index reaches 4 in March in Boston (moderate), with about 11.7h of daylight. Protect during midday hours.