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Boston weather

current conditions

Clear
Clear
48F
46 F RealFeel temperature
EXPLAIN
9C
8 C RealFeel temperature
EXPLAIN
Last updated at 5:45 AM
6 mph SWind speed and direction
73%Relative humidity
30.39 inBarometric pressure
10 milesVisibility
7 of 10Sun exposure indexEXPLAIN

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Detailed Boston forecast

TodaySunny. Not as cool with highs around 70. South winds 10 to 15 mph with gusts up to 25 mph.

TonightPartly cloudy in the evening...then becoming mostly cloudy. Not as cool with lows in the lower 60s. South winds 10 to 15 mph.

National Weather Service forecast for Boston and Suffolk County. Last updated at 5:45 AM
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seven-day forecast

Saturday, Sep 20
Warmer
Warmer
73F|63F
Sunday, Sep 21
A shower in the a.m.
A shower in the a.m.
79F|63F
Monday, Sep 22
Breezy with some sun
Breezy with some sun
76F|52F
Tuesday, Sep 23
Partly sunny
Partly sunny
69F|52F
Wednesday, Sep 24
Plenty of sunshine
Plenty of sunshine
64F|49F
Thursday, Sep 25
Plenty of sunshine
Plenty of sunshine
69F|54F
Friday, Sep 26
Mostly sunny
Mostly sunny
75F|57F
Local doppler
Mass. precip.
Mass. clouds
US forecast
US travel weather

Precipitation Totals

0.51 inchesPrecipitation this month
0.0 inchesSnow this month
27.39 inchesPrecipitation this year
48.0 inchesSnow this year

Boston weather almanac

Today in weather history

97 (1983)Highest high temperature
58 (1960)Lowest high temperature
42 (1979)Lowest low temperature
71 (1983)Highest low temperature
2.82 (1899)Most precipitation
0.0 (n.a.)Greatest snowfall

Yesterday's weather

ActualHistoric average
5671High temperature
4656Low temperature
5164Average temperature
0.0 inches--Precipitation
0.0 inches--Snowfall
0.0 inches--Existing snow cover
14--Heating degree days
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This month in weather history

64.8Average temp for month
72.8Average high for month
56.8Average low for month
3.1 inchesAverage monthly precip
10.3Average clear days
8.1Average partly cloudy days
10.3Average cloudy days

Weather one year ago

ActualHistoric average
7171High temperature
5556Low temperature
63--Average temperature
2--Heating degree days
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Marine Conditions

60 F.Surf temperature
3-6 Ft Wave heights
S at 15-25 knotsWinds

SOLAR / LUNAR DATA

Upcoming phases of the moon

  • phase
    September 20
  • phase
    September 24
  • phase
    October 1
  • phase
    October 8
  • phase
    October 15

Sun and moon forecast

6:29 AMSunrise
6:45 PMSunset
3:02 AMMoonrise
4:49 PMMoonset

Boston pollen levels

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

AIR QUALITY / ULTRAVIOLET INDEX

EXPLAIN
GOODBAD
AIR QUALITY
G
LOWEXTREME
U.V. RAYS
4

TEMPERATURE EXTREMES

United States

09/20National High Today (through 9 p.m.) 101 at Needles, California

09/20National Low Today (through 9 p.m.) 21 at Saranac Lake, New York

World

09/20Global High Yesterday 114 at Makkah Mecca, Saudi Arabia

09/20Global Low -23 at Summit Station, Greenland