Weather Comparison
Side-by-side weather comparison for January
| Metric | New York | Boston | Better |
|---|---|---|---|
| Average HighHigher is warmer | 4°C (39°F)▲ | 2°C (36°F) | New York |
| Average LowHigher is milder | -4°C (25°F)▲ | -6°C (21°F) | New York |
| Rain DaysFewer is drier | 9 days▲ | 10 days | New York |
| PrecipitationLess is drier | 83 mm▲ | 93 mm | New York |
| Sunshine HoursMore is sunnier | 7h/day▲ | 6h/day | New York |
| HumidityLower is more comfortable | 65% | 65% | Tie |
| UV IndexLower is safer | 1 | 1 | Tie |
| Wind SpeedCalmer is better | 19 km/h▲ | 23 km/h | New York |
Based on sunshine hours, rain days, comfortable temperatures, and humidity levels, New York edges ahead as the better destination in January. New York offers 7 hours of daily sunshine with only 9 rain days, while Boston sees 6 sunshine hours and 10 rain days.
New York is on the cooler side at 4°C, requiring warmer clothing. Boston is cooler at 2°C.
For travelers who prioritize dry weather, New York is the stronger choice in January. New York receives 1 more hour of sunshine per day, which matters for sightseeing and outdoor activities.
New York reaches an average high of 4°C (39°F) and drops to -4°C (25°F) at night during January. The daily temperature range is 8°C, meaning moderate variation throughout the day.
Boston averages 2°C (36°F) for the high and -6°C (21°F) for the low, with a daily range of 8°C. The 2°C difference is noticeable but not dramatic.
Both cities are in the Northern Hemisphere, so they share the same seasonal pattern in January.
New York receives approximately 83 mm of rainfall across 9 rain days during January. You can expect rain roughly every other day.
Boston sees 93 mm over 10 rain days. That makes New York the drier option by 1 rain day and 10 mm of total precipitation.
Both cities share similar humidity levels at 65%.
Highs of 4°C, lows of -4°C, 9 rain days
Highs of 2°C, lows of -6°C, 10 rain days
Pack for both: heavy winter coat, thermal base layers, warm gloves and hat, insulated boots, a warm scarf. These items are useful in either destination during January.
The table below shows average high temperatures and rain days for every month. January is highlighted for quick reference.
| Month | New York | Boston | ||
|---|---|---|---|---|
| High | Rain | High | Rain | |
| Jan | 4°C | 9d | 2°C | 10d |
| Feb | 5°C | 9d | 3°C | 9d |
| Mar | 9°C | 10d | 7°C | 11d |
| Apr | 15°C | 11d | 14°C | 11d |
| May | 21°C | 11d | 19°C | 11d |
| Jun | 26°C | 11d | 25°C | 10d |
| Jul | 29°C | 12d | 28°C | 10d |
| Aug | 28°C | 11d | 27°C | 9d |
| Sep | 24°C | 9d | 23°C | 8d |
| Oct | 18°C | 9d | 16°C | 10d |
| Nov | 12°C | 8d | 10°C | 10d |
| Dec | 6°C | 10d | 5°C | 11d |
New York Weather in January
Full forecast, packing tips, and activities
Boston Weather in January
Full forecast, packing tips, and activities