2027 Climate Averages

Weather: Boston — January

Conditions are pleasant for sightseeing, though you might encounter occasional showers.

👍 Climate Overview

January is a good time to visit Boston. Expect cold weather with temperatures around 4°C during the day. Rain is common, so pack an umbrella. With only around 9 hours of daylight, plan outdoor activities earlier in the day. Being off-peak, you'll find better deals and fewer crowds. At 4°C, the sea is too cold for most swimmers.

5.5
GoTripzi Score Good

Based on weather comfort, crowds, prices, and activity options

Avg High

4°C

Avg Low

-3°C

Rainy days

10days

Daylight

9.4h

Feels like -1°C / -8°C — wind chill makes it feel cooler

Rainfall

104mm

Sunshine

5.8h/day

Humidity

67%

Humid
Sun Strength

2.8

Moderate
Wind

23 km/h (gusts 44)

Sea Temp

4°C ❄️ Cold

Is January a good time to visit Boston?

Conditions are pleasant for sightseeing, though you might encounter occasional showers.

Now

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Feels like --
Wind --
Humidity --
UV Index --
Local time —

Air Quality

Travel Context

  • Crowds
    Quiet
  • Travel Costs Value Rates

Daylight

Sunrise

07:12

Sunset

16:36

9.4h daylight

Visiting Boston in January: Pros & Cons

Pros

  • Fewer crowds and better hotel deals

Cons

  • Very cold temperatures require heavy winter gear
  • Sea too cold for comfortable swimming

Things to Do in January

Recommended for This Weather

🏛️ Museums & galleries
🍳 Cooking classes & food tours
☕ Cozy cafes & local food scene
🏛️ Indoor attractions & shopping
🎭 Cultural tours & local experiences

Boston Weather by Month

Month Avg High Avg Low Rain Sunshine Humidity UV Index Crowds Condition
Jan Current 4°C -3°C 10d (104mm) 5.8h
67% Humid
2.8 Moderate
Good
Feb 5°C -3°C 8d (80mm) 6.6h
66% Humid
4 Moderate
Good
Mar 9°C 1°C 12d (113mm) 7.9h
64% Moderate
5.7 High
Good
Apr 13°C 5°C 11d (97mm) 8.5h
65% Humid
6.9 High
Good
May 19°C 11°C 9d (84mm) 10.4h
69% Humid
8.6 Very High
Excellent
Jun 24°C 16°C 10d (66mm) 11h
74% Humid
8.8 Very High
Excellent
Jul 27°C 20°C 11d (93mm) 11h
76% Humid
8.4 Very High
Good
Aug 26°C 19°C 10d (70mm) 10.7h
75% Humid
7.6 Very High
Good
Sep 22°C 15°C 9d (98mm) 8.7h
77% Humid
6 High
Excellent
Oct 17°C 10°C 8d (97mm) 7.3h
75% Humid
4.3 Moderate
Excellent
Nov 12°C 4°C 8d (69mm) 7h
67% Humid
3.3 Moderate
Good
Dec 6°C -1°C 11d (123mm) 5.4h
70% Humid
2.3 Moderate
Good

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3.4

Where to Stay

See hotels, apartments & rentals around Boston – live prices from Booking.com, Expedia, Vrbo and more

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Boston

Freedom Trail history, Fenway Park, Ivy-league vibes across the Charles, seafood, and harbor charm.

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What to Pack for January

Full winter gear is a must — insulated coat, thermal base layers, warm hat, gloves, and waterproof boots. Protect exposed skin from the cold. A waterproof jacket and shoes are non-negotiable — showers are frequent.

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Planning a trip to Boston?

💰 Off-peak — great deals available now

Frequently Asked Questions

Is January a good time to visit Boston?
January is typically good for visiting Boston, with average highs of 4°C and around 10 rainy days. Plan your activities accordingly—outdoor sightseeing is best on dry days, while rainy days are perfect for museums and indoor attractions.
Does it get cold at night in Boston in January?
Yes, nights in Boston during January are cold, averaging -3°C. Pack warm layers, a coat, and consider thermal underwear for extended outdoor evenings. Restaurants and cafés have indoor seating, and many museums stay open late.
What should I pack for Boston in January?
With highs of 4°C and lows of -3°C in January, we recommend: Warm winter coat, Thermal base layers, Scarf and gloves, Compact umbrella. Layering is key as temperatures can vary between air-conditioned interiors and outdoors. Comfortable walking shoes are essential for cobblestone streets.
Does it rain a lot in Boston in January?
Boston typically sees around 10 rainy days in January. Rain is usually in the form of brief showers rather than all-day downpours, so a compact umbrella is sufficient. Mornings tend to be drier, making them ideal for outdoor sightseeing.
Can you swim in Boston in January?
Swimming in Boston during January is possible but quite cold, with air temperatures around 4°C. Only brave swimmers venture in without a wetsuit. Consider indoor pools or thermal baths as an alternative if your hotel offers them.
How many hours of daylight are there in Boston in January?
In January, Boston gets approximately 9.4 hours of daylight per day. This affects how much sightseeing you can fit in—longer days mean more time for outdoor activities, while shorter days are perfect for cozy museum visits and early dinners.
Is January peak season in Boston?
No, January is not peak season in Boston. Expect better value on accommodation, shorter queues at attractions, and fewer tourists at popular spots. This is an excellent time to experience the city like a local and enjoy a more authentic atmosphere.

Weather Data: Based on 2020–2025 historical climate data from Open-Meteo

Solar calculations: SunCalc (timezone: America/New_York)

Last Updated: February 2026

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