Boston · SpringMonth summary
Boston weather in March
⚠️ Fair
🌡️ Temperature min / max
30°F – 46°F
🌧 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)
Quick decision
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.
Our take: March brings a challenging climate (4.6/10). August offers milder conditions if your dates are flexible.
By trip type
Boston in March by trip type
- 🏙️ 🏙️ City break / culture : ⚠️ Possible
- 🚶 🚶 Outdoor activities : ❌ Not recommended
- 🏖️ Beach / swimming : ❌ Not recommended
- 💰 💰 Budget : ✅ Low season
Local context
What to expect in March
Spring marks the start of the good season in Boston. Temperatures rise (8°F) and tourists have not yet arrived en masse. Expect rain on 35% of days — a light raincoat in the bag is recommended.
Browse by month
All months for Boston
Annual table
Month-by-month comparison
| Month | Min °F | Max °F | Rain % | Precip in | Sun h/d | Score |
|---|---|---|---|---|---|---|
| 🌨️ January | 23°F | 37°F | 32% | 0.1in | 8.0h | 4.1/10 |
| 🌨️ February | 25°F | 39°F | 35% | 0.1in | 8.7h | 4.1/10 |
| 🌦️ March | 30°F | 46°F | 35% | 0.1in | 9.9h | 4.6/10 |
| 🌦️ April | 39°F | 55°F | 40% | 0.1in | 10.1h | 5.5/10 |
| 🌤️ May | 48°F | 66°F | 38% | 0.1in | 12.0h | 7.3/10 |
| 🌤️ June | 59°F | 77°F | 38% | 0.1in | 13.0h | 8.1/10 |
| 🌤️ July | 66°F | 84°F | 39% | 0.1in | 13.2h | 8.2/10 |
| 🌤️ August | 64°F | 82°F | 34% | 0.1in | 12.5h | 8.5/10 |
| 🌤️ September | 59°F | 73°F | 31% | 0.1in | 10.8h | 7.7/10 |
| ⛅ October | 48°F | 63°F | 32% | 0.2in | 9.7h | 7.0/10 |
| 🌫️ November | 36°F | 50°F | 30% | 0.1in | 8.7h | 5.0/10 |
| 🌫️ December | 27°F | 41°F | 34% | 0.1in | 7.6h | 4.0/10 |
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 46°F, 35% rainy days and 9.9h of sunshine per day. Overall weather score: 4.6/10.
See methodology →
Comparison
March vs August (best month)
The best month is August (score 8.5/10). Difference:
- 🌡️ Max temperature : +20°F
- 🌧 Rainy days : -1%
- ☀️ Sunshine : +2.6h/day
FAQ
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 46°F daytime and 30°F at night. 9.9h of sunshine per day. Pack warm clothes and favour indoor visits.
Accommodation
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