US Boston · Spring

Boston in March
what's the weather like?

Boston in March? Not the best window — aim for August.

Open-Meteo · 10 years · 12 months compared · 42.36°N 71.06°W
8°CMax temperature
35%Rainy days
9.9hSunshine / day

Boston weather in March

⚠️ Fair
🌡️ Temperature min / max
-1°C – 8°C
🌧 Rainy days
35% of days
☀️ Sunshine
9.9h per day on average
🌊 🌊 Season
Spring
⭐ ⭐ Weather score
4.6/10
📅 📅 Best month
August (8.5/10)

Should you visit Boston in March?

⚠️ Fair

✅ Yes if: you want the lowest prices and minimal crowds.

❌ No if: you're looking for summer weather — conditions don't support it.

🌧 Rain : ████░░░░░░ 35%
🌡 Temperature : ██░░░░░░░░ 8°C
☀️ Sunshine : ███████░░░ 9.9h/d

Our take: Boston in March: 35% rain, 9.9h of sunshine. Better to wait for August.

Boston in March by trip type

What to expect in March

🎯 Low season — 8°C and limited conditions. Upside: lower prices and few tourists Spring marks the start of the good season in Boston. Temperatures rise (8°C) and tourists have not yet arrived en masse. Expect rain on 35% of days — a light raincoat in the bag is recommended.

All months for Boston

Month-by-month comparison

MonthMin °CMax °CRain %Precip mmSun h/dScore
🌨️ January-5°C3°C32%3.28.0h4.1/10
🌨️ February-4°C4°C35%3.18.7h4.1/10
🌦️ March-1°C8°C35%3.69.9h4.6/10
🌦️ April4°C13°C40%3.610.1h5.5/10
🌤️ May9°C19°C38%3.012.0h7.3/10
🌤️ June15°C25°C38%2.613.0h8.1/10
🌤️ July19°C29°C39%3.713.2h8.2/10
🌤️ August18°C28°C34%2.512.5h8.5/10
🌤️ September15°C23°C31%3.610.8h7.7/10
⛅ October9°C17°C32%3.99.7h7.0/10
🌫️ November2°C10°C30%2.88.7h5.0/10
🌫️ December-3°C5°C34%3.77.6h4.0/10
Ideal Fair Challenging climate ◀ Current month · Source Open-Meteo · 10 years
📊 Data source Data based on 10 years of ERA5 records via Open-Meteo, with ECMWF seasonal adjustment. In March, Boston averages 8°C, 35% rainy days and 9.9h of sunshine per day. Overall weather score: 4.6/10. See methodology →

March vs August (best month)

The best month is August (score 8.5/10). Difference:

FAQ — Boston in March

Is March a good time to visit Boston?
March is not recommended for Boston (score 4.6/10). With 35% rainy days and 9.9h of sunshine, consider August (8.5/10) instead.
What's the weather like in Boston in March?
It's cool with 8°C daytime and -1°C at night. 9.9h of sunshine per day. Pack warm clothes and favour indoor visits.

Find a place to stay in Boston

Find places to stay in Boston in March Search on Hotels.com

Activities and tours in Boston

Guided tours, skip-the-line tickets and local experiences. Browse activities on GetYourGuide

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📅 Live forecast — next 12 months

Real-time data with ECMWF seasonal corrections · updated daily

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