Boston · WinterMonth summary
Boston weather in January
⚠️ Fair
🌡️ Temperature min / max
-5°C – 3°C
🌧 Rainy days
32% of days
☀️ Sunshine
8.0h per day on average
🌊 🌊 Season
Winter
⭐ ⭐ Weather score
4.1/10
📅 📅 Best month
August (8.5/10)
Quick decision
Should you visit Boston in January?
⚠️ Fair
✅ Yes if: you enjoy winter atmosphere and the lowest prices of the year.
❌ No if: you're looking for sunshine or outdoor activities.
Our take: January is a difficult time for Boston. August (8.5/10) is much more favourable.
By trip type
Boston in January by trip type
- 🏙️ 🏙️ City break / culture : ⚠️ Possible
- 🚶 🚶 Outdoor activities : ❌ Not recommended
- 🏖️ Beach / swimming : ❌ Not recommended
- 💰 💰 Budget : ✅ Low season
Local context
What to expect in January
🎯 Low season — 3°C and limited conditions. Upside: lower prices and few tourists Winter in Boston is cool (3°C during the day). Days are short (8.0h of sunshine) but the city reveals a different side. Expect rain on 32% of days — a light raincoat in the bag is recommended.
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Annual table
Month-by-month comparison
| Month | Min °C | Max °C | Rain % | Precip mm | Sun h/d | Score |
|---|---|---|---|---|---|---|
| 🌨️ January | -5°C | 3°C | 32% | 3.2 | 8.0h | 4.1/10 |
| 🌨️ February | -4°C | 4°C | 35% | 3.1 | 8.7h | 4.1/10 |
| 🌦️ March | -1°C | 8°C | 35% | 3.6 | 9.9h | 4.6/10 |
| 🌦️ April | 4°C | 13°C | 40% | 3.6 | 10.1h | 5.5/10 |
| 🌤️ May | 9°C | 19°C | 38% | 3.0 | 12.0h | 7.3/10 |
| 🌤️ June | 15°C | 25°C | 38% | 2.6 | 13.0h | 8.1/10 |
| 🌤️ July | 19°C | 29°C | 39% | 3.7 | 13.2h | 8.2/10 |
| 🌤️ August | 18°C | 28°C | 34% | 2.5 | 12.5h | 8.5/10 |
| 🌤️ September | 15°C | 23°C | 31% | 3.6 | 10.8h | 7.7/10 |
| ⛅ October | 9°C | 17°C | 32% | 3.9 | 9.7h | 7.0/10 |
| 🌫️ November | 2°C | 10°C | 30% | 2.8 | 8.7h | 5.0/10 |
| 🌫️ December | -3°C | 5°C | 34% | 3.7 | 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 January, Boston averages 3°C, 32% rainy days and 8.0h of sunshine per day. Overall weather score: 4.1/10.
See methodology →
Comparison
January vs August (best month)
The best month is August (score 8.5/10). Difference:
- 🌡️ Max temperature : +25°C
- 🌧 Rainy days : +2%
- ☀️ Sunshine : +4.5h/day
FAQ
FAQ — Boston in January
Is January a good time to visit Boston?
January is not recommended for Boston (score 4.1/10). With 32% rainy days and 8.0h of sunshine, consider August (8.5/10) instead.
What's the weather like in Boston in January?
It's cool with 3°C daytime and -5°C at night. 8.0h of sunshine per day. Pack warm clothes and favour indoor visits.
Accommodation
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Activities & tours
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