South Dorchester, Boston, MA Weather - Forecast & Monthly Averages

TEMPERATURE	49
HUMIDITY	77
PRESSURE	102850
WIND COND.	170 11.2

New Real Estate Listings in South Dorchester Area

For Sale For Rent

Search

Search Homes for Sale in Boston, MA

Weather Quick Facts

The highest monthly average temperature in South Dorchester for July is 74.2 degrees
The lowest monthly average temperature in South Dorchester for January is 30.7 degrees
The most monthly precipitation in South Dorchester occurs in October with 5 inches
The air quality index in South Dorchester is 2% worse than the national average
The pollution index in South Dorchester is 781% worse than the national average

Compare Boston, MA Weather

Write a review to give others more information about this area.

See all South Dorchester poll results

South Dorchester Average Temperature

In the event that the weather data was unavailable for this city, estimates based upon nearby cities were used.
Month	Temp. _(min)	Temp. _(max)	Temp. _(avg)	Precipitation
January	23°F	40°F	31°F	3.2"
February	22°F	41°F	31°F	3.2"
March	29°F	48°F	38°F	3.8"
April	40°F	61°F	49°F	3.7"
May	50°F	69°F	58°F	3.8"
June	59°F	78°F	67°F	4.7"
July	66°F	85°F	74°F	4.1"
August	64°F	83°F	73°F	3.5"
September	58°F	77°F	66°F	3.0"
October	48°F	66°F	56°F	5.0"
November	37°F	55°F	45°F	3.3"
December	28°F	45°F	36°F	4.6"

The best places in Massachusetts

Here are the best places to live in Massachusetts

These are the largest cities in Massachusetts

Most Dangerous States In The US

Safest States In The US

South Dorchester air quality index & pollution index

In the event that the air quality/pollution data was unavailable for this city, estimates based upon nearby cities were used.
Index	South Dorchester	Boston	Massachusetts
Air quality index	43	43	40
Pollution index	24,018,000	24,018,000	8,399,610

South Dorchester air quality

Measurement	Total
Days measured	365
Days with good air quality	291
Days with moderate air quality	73
Days w/ poor A.Q. for sensitive groups	1
Days with unhealthy air quality	0

Air quality details

Pollutant	Total
Arsenic	0.030%
Benzene	0.220%
Carbon Tetrachloride	0.100%
Lead	0.280%
Mercury	0.130%

Average monthly South Dorchester temperature with heat index

South Dorchester monthly precipitation with daily maximum

South Dorchester monthly snow depth with daily maximum

South Dorchester monthly wind speed information

Nearby cities with good air quality

City	Population	Air Quality Index	National Avg.
Hanscom AFB, MA	2,119	43	14.0%
Melrose, MA	28,054	43	14.0%
Wakefield, MA	27,041	43	14.0%
Winthrop Town, MA	18,558	43	14.0%
Nahant, MA	3,512	43	14.0%
Boston, MA	689,326	43	14.0%

Cities with similar population

City	Population	Air Quality Index	National Avg.
Vancouver, BC	694,440	n/a
El Paso, TX	679,879	53	6.0%
Washington, DC	701,974	47	6.0%
Detroit, MI	672,351	56	12.0%
Nashville, TN	667,070	45	10.0%
Boston, MA	689,326	43	14.0%

Source: The South Dorchester, Boston, MA weather data displayed above is derived from the NOAA (National Oceanic and Atmospheric). Air quality and pollution data is derived from the EPA (United States Environmental Protection Agency). Air quality and pollution levels measured in a particular area may not be representative of the entire county.