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Boston weather

current conditions

Mostly cloudy
Mostly cloudy
38F
30 F RealFeel temperature
EXPLAIN
3C
-1 C RealFeel temperature
EXPLAIN
Last updated at 11:35 PM
10 mph NWWind speed and direction
64%Relative humidity
29.86 inBarometric pressure
10 milesVisibility
1 of 10Sun exposure indexEXPLAIN

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Detailed Boston forecast

OvernightMostly cloudy. Lows around 30. West winds 10 to 15 mph with gusts up to 25 mph.

Christmas DayPartly sunny. Highs in the mid 40s.

National Weather Service forecast for Boston and Suffolk County. Last updated at 11:35 PM
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seven-day forecast

Friday, Dec 19
Showers of rain/snow
Showers of rain/snow
44F|31F
Saturday, Dec 20
Sun, some clouds
Sun, some clouds
37F|28F
Sunday, Dec 21
Inc. clouds
Inc. clouds
36F|31F
Monday, Dec 22
Rain or snow shower
Rain or snow shower
38F|32F
Tuesday, Dec 23
Thickening clouds
Thickening clouds
43F|36F
Wednesday, Dec 24
A chance of rain
A chance of rain
47F|41F
Thursday, Dec 25
Rain possible; windy
Rain possible; windy
54F|38F
Local doppler
Mass. precip.
Mass. clouds
US forecast
US travel weather

Precipitation Totals

5.54 inchesPrecipitation this month
0.3 inchesSnow this month
44.22 inchesPrecipitation this year
50.0 inchesSnow this year

Boston weather almanac

Today in weather history

64 (1899)Highest high temperature
12 (1875)Lowest high temperature
-10 (1875)Lowest low temperature
43 (1996)Highest low temperature
1.35 (1986)Most precipitation
10.0 (1945)Greatest snowfall

Yesterday's weather

ActualHistoric average
4941High temperature
4128Low temperature
4534Average temperature
0.43 inches--Precipitation
0.0 inches--Snowfall
0.0 inches--Existing snow cover
20--Heating degree days
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This month in weather history

33.6Average temp for month
40.4Average high for month
26.7Average low for month
4.0 inchesAverage monthly precip
8.6Average clear days
7.5Average partly cloudy days
8.6Average cloudy days

Weather one year ago

ActualHistoric average
3640High temperature
1927Low temperature
28--Average temperature
37--Heating degree days
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Marine Conditions

46 F.Surf temperature
3-5 Ft Wave heights
NW at 12-22 knotsWinds

SOLAR / LUNAR DATA

Upcoming phases of the moon

  • phase
    December 19
  • phase
    December 22
  • phase
    December 28
  • phase
    January 5
  • phase
    January 13

Sun and moon forecast

7:09 AMSunrise
4:13 PMSunset
4:17 AMMoonrise
2:36 PMMoonset

Boston pollen levels

LOWHIGH
GRASS
1 of 5
WEED
2 of 5
MOLD
3 of 5
TREE
4 of 5
OVERALL
N of 5

AIR QUALITY / ULTRAVIOLET INDEX

EXPLAIN
GOODBAD
AIR QUALITY
G
LOWEXTREME
U.V. RAYS
1

TEMPERATURE EXTREMES

United States

12/19National High Today (through 9 p.m.) 80 at Gila Bend, Arizona

12/19National Low Today (through 9 p.m.) -20 at Embarrass, Minnesota

World

12/19Global High Yesterday 113 at Eucla, Australia

12/19Global Low -62 at Summit Station, Greenland