Boston Climate and Average Weather
Climate of Boston: average temperatures, rainfall and seasons month by month.
Climate in Boston month by month
Average high, average low and total rainfall, based on three years of reanalysis data.
| Month | Avg high | Avg low | Rainfall | Rating |
|---|---|---|---|---|
| January | 35° | 21° | 4,3 in | ★☆☆☆☆ |
| February | 37° | 21° | 2,3 in | ★★☆☆☆ |
| March | 49° | 32° | 5,4 in | ★★☆☆☆ |
| April | 57° | 40° | 3,3 in | ★★★☆☆ |
| May | 68° | 51° | 5,1 in | ★★★★☆ |
| June | 80° | 62° | 2,6 in | ★★★★☆ |
| July | 84° | 67° | 4,9 in | ★★★★☆ |
| August | 80° | 63° | 3,0 in | ★★★★☆ |
| September | 73° | 58° | 4,4 in | ★★★★☆ |
| October | 64° | 48° | 2,9 in | ★★★★☆ |
| November | 51° | 36° | 2,3 in | ★★★☆☆ |
| December | 41° | 27° | 4,9 in | ★★☆☆☆ |
Climate type: Continental. Source: Open-Meteo archive (ERA5).
Recent extremes in Boston
Highest and lowest readings observed in the last 3 years of reanalysis data - not all-time records.
How Boston compares with nearby places
Annual averages, and the difference against Boston.
| Place | Distance | Avg temp | vs here | Annual rain |
|---|---|---|---|---|
| Suffolk County | 0 mi | 51°F | about the same | 45 in |
| Providence | 41 mi | 52°F | about the same | 52 in |
| Rhode Island | 41 mi | 52°F | about the same | 52 in |
| Cape Cod National Seashore | 60 mi | 51°F | about the same | 43 in |
| Newport | 62 mi | 52°F | +33°F warmer | 48 in |
Climate by airport in Boston
1 airports mapped in this atlas
Climate by zip / postal code in Boston
1 zip and postal codes mapped in this atlas
Climate by area code in Boston
1 area codes mapped in this atlas
Best time to visit Boston
Go in June and August. These months score highest on comfortable temperatures, low rainfall and useful daylight.
Hardest months: January, February and December - expect the least comfortable mix of heat, cold or rain.
What this means for Boston
Today is about average for August. The forecast high of 81°F is in line with the 80°F typical for this month.
Rain is very unlikely today - plans do not need a backup.
No weather-related travel disruption is expected today. Roads and airports should run normally.
Northern Hemisphere, so peak summer falls in June to August.
The gap between the warmest and coldest month averages 80°F.
What to pack, what to skip
- Lightweight, light-coloured clothing and a refillable water bottle
- Sunglasses, a brimmed hat and SPF 30+
- If your dates are flexible, avoid January, February and December - historically the least comfortable months here.
Summary
Boston is a city in Massachusetts. Boston is known for Freedom Trail and college town energy. It has a population of about 650.000.
Right now it is 61°F (16°C) in Boston with clear. It feels like 62°F. Today runs from 59°F to 81°F. Chance of precipitation is 2%. Sightseeing conditions score 9.8/10 - excellent - go now.
The best time to visit Boston is June and August. The climate is continental. January, February and December tend to be the least comfortable months. July is the warmest month with average highs near 84°F, while February is the coldest with lows near 21°F.
The closest major airport is Boston Logan International Airport (BOS), about 3 mi away. Nearby highlights include Cape Cod National Seashore, Martha's Vineyard, Nantucket and Franconia Notch State Park.
In plain terms. Today is about average for August. The forecast high of 81°F is in line with the 80°F typical for this month. The best window to be outside is roughly 8 AM to 11 AM, when temperature, rain chance and wind line up best. stargazing is the strongest bet in Boston today at 9.9/10. No weather-related travel disruption is expected today. Roads and airports should run normally.
Compiled from this page's own data: atlas facts plus live Open-Meteo readings.
Quick facts about Boston
| Type | City |
|---|---|
| State | Massachusetts |
| Country | United States |
| Continent | North America |
| Coordinates | 42°21′36.4″N 71°3′32″W (42.3601, -71.0589) |
| Population | 650.000 |
| Known for | Freedom Trail and college town energy |
| Local time | 5:01 AM (UTC-04:00) |
| Best months | June and August |
| Climate | Continental |
Weather map for Boston
Animated model layers. Pick a layer to load it.
Animated layers by Windy. For pin-level detail and nearby places, see the interactive map below.
Explore Boston
Every topic we hold for this place, and the same topic for the places around it.
Climate for related places
Frequently asked questions
Where is Boston?
Boston is a city in Massachusetts. Its coordinates are 42.3601, -71.0589. It lies in North America.
What is the weather like in Boston right now?
It is currently 61°F (16°C) with clear. Humidity is 90% and wind is 3 mph.
When is the best time to visit Boston?
June and August offer the most comfortable conditions in Boston, which has a continental climate. January, February and December are usually the hardest months for outdoor plans.
What time zone is Boston in?
Boston observes America/New_York (UTC-04:00). The local time is 5:01 AM.
How many people live in Boston?
Boston has a population of approximately 650.000.
What is the nearest airport to Boston?
The closest airports are Boston Logan International Airport (BOS), 3 mi away, LaGuardia Airport (LGA), 182 mi away and John F. Kennedy International Airport (JFK), 184 mi away.
What are the top things to do in Boston?
Popular options include Cape Cod National Seashore, Martha's Vineyard, Nantucket, Franconia Notch State Park, Mount Washington and Central Park.
What places are in Boston?
Boston covers 3 places in this atlas, including Boston Logan International Airport, ZIP Code 02108 and Area Code 617.
Related articles
Data sources and methodology
| Place data | USPOTUS Atlas dataset (cities-us) - coordinates, hierarchy and facts. |
|---|---|
| Forecast and observations | Open-Meteo (ECMWF and national models). |
| Air quality and pollen | Copernicus CAMS via Open-Meteo. US AQI scale. |
| Climate averages | ERA5 reanalysis via the Open-Meteo archive, aggregated over 3 years. |
| Official alerts | US National Weather Service. |
| Method | Scores, comparisons and advice on this page are computed from the inputs above. Distances are straight-line. Nothing is estimated where data is missing - the block is simply not shown. |
Last updated August 25, 2026 at 5:01 AM local time. Live blocks refresh every 15 minutes; climate averages monthly.
