Best Time to Visit Boston, Massachusetts
United States · weather by month, temperature and rainfall
The best time to visit Boston is September, when the weather is at its most comfortable for sightseeing and time outdoors. July is the hottest month, with average highs of 28°C (82°F), while January is the coldest, with lows around -7°C (19°F). Rain is heaviest in October, at about 126 mm (5.0 in), and lightest in February, at 88 mm (3.5 in). January is the least comfortable month, mainly because of the cold.
Boston weather by month
Monthly climate table
| Month | High | Low | Rain | Rainy days | Humidity | Sun hrs/day | Rating |
|---|---|---|---|---|---|---|---|
| January | 1°C 34°F | -7°C 19°F | 95 mm | 10 | 88% | 3.7 | Poor 2.1 |
| February | 2°C 35°F | -7°C 20°F | 88 mm | 9 | 87% | 4.4 | Poor 2.7 |
| March | 6°C 43°F | -3°C 27°F | 108 mm | 10 | 82% | 5.3 | Poor 3.6 |
| April | 13°C 55°F | 3°C 37°F | 107 mm | 11 | 79% | 5.7 | Fair 5.7 |
| May | 19°C 66°F | 9°C 47°F | 93 mm | 12 | 79% | 5.9 | Excellent 8 |
| June | 24°C 75°F | 14°C 57°F | 109 mm | 13 | 79% | 6.3 | Good 7.8 |
| July | 28°C 82°F | 18°C 64°F | 113 mm | 14 | 76% | 7.2 | Good 6.7 |
| August | 27°C 81°F | 17°C 62°F | 95 mm | 12 | 74% | 6.9 | Good 7.8 |
| September | 24°C 75°F | 13°C 56°F | 97 mm | 9 | 75% | 6.5 | Excellent 8.9 |
| October | 17°C 63°F | 8°C 46°F | 126 mm | 11 | 79% | 4.9 | Good 6.7 |
| November | 10°C 50°F | 1°C 34°F | 97 mm | 9 | 81% | 4.6 | Fair 5.4 |
| December | 4°C 39°F | -3°C 26°F | 121 mm | 11 | 86% | 3.5 | Poor 2.3 |
Frequently asked questions
When is the best time to visit Boston?
The best time to visit Boston is September, based on comfortable temperatures, low rainfall and plenty of sunshine.
What is the hottest month in Boston?
July is the hottest month in Boston, with an average high of 28°C (82°F).
What is the coldest month in Boston?
January is the coldest month in Boston, with an average low of -7°C (19°F).
What is the rainiest month in Boston?
October is the wettest month, with about 126 mm (5.0 in) of rain. February is the driest, with 88 mm (3.5 in).
Does it snow in Boston?
Snow is possible in January and February, when daytime highs stay close to or below freezing.
Nearby destinations
- The Bronx, New York287 km · best May and September to October
- Queens, New York297 km · best June and September
- Manhattan, New York299 km · best May and September to October
- New York306 km · best June and September
- Brooklyn, New York307 km · best June and September
- Montreal405 km · best September
- Philadelphia, Pennsylvania435 km · best May and September to October
- Quebec495 km · best June and August to September
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