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Boston weather

current conditions

Partly sunny
Partly sunny
67F
66 F RealFeel temperature
EXPLAIN
19C
19 C RealFeel temperature
EXPLAIN
Last updated at 3:45 PM
14 mph ESEWind speed and direction
54%Relative humidity
29.95 inBarometric pressure
10 milesVisibility
10 of 10Sun exposure indexEXPLAIN

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Detailed Boston forecast

This AfternoonMostly sunny. Near steady temperature in the upper 60s. Southeast winds 5 to 10 mph.

TonightMostly clear. Lows in the lower 50s. South winds 5 to 10 mph...becoming west after midnight.

National Weather Service forecast for Boston and Suffolk County. Last updated at 3:45 PM
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seven-day forecast

Wednesday, Sep 17
Sunny and pleasant
Sunny and pleasant
69F|54F
Thursday, Sep 18
Mostly sunny
Mostly sunny
72F|50F
Friday, Sep 19
Mostly sunny; cooler
Mostly sunny; cooler
60F|50F
Saturday, Sep 20
Mostly sunny
Mostly sunny
71F|61F
Sunday, Sep 21
Mostly cloudy
Mostly cloudy
80F|62F
Monday, Sep 22
A shower possible
A shower possible
74F|56F
Tuesday, Sep 23
Partly sunny
Partly sunny
68F|52F
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

91 (1915)Highest high temperature
55 (1954)Lowest high temperature
45 (1986)Lowest low temperature
74 (1991)Highest low temperature
2.77 (1995)Most precipitation
0.0 (n.a.)Greatest snowfall

Yesterday's weather

ActualHistoric average
6572High temperature
5557Low temperature
6065Average temperature
0.0 inches--Precipitation
0.0 inches--Snowfall
0.0 inches--Existing snow cover
5--Heating degree days
EXPLAIN

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
6072High temperature
4457Low temperature
52--Average temperature
13--Heating degree days
EXPLAIN

Marine Conditions

61 F.Surf temperature
1-2 Ft Wave heights
S at 5-10 knotsWinds

SOLAR / LUNAR DATA

Upcoming phases of the moon

  • phase
    September 17
  • phase
    September 24
  • phase
    October 1
  • phase
    October 8
  • phase
    October 15

Sun and moon forecast

6:26 AMSunrise
6:51 PMSunset
7:00 PMMoonrise
3:02 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
5

TEMPERATURE EXTREMES

United States

09/17National High Today (through 9 pm) 109 at Chino, California

09/17National Low Today (through 9 pm) 27 at Pahaska, Wyoming

World

09/17Global High Yesterday 113 at Basrah, Iraq

09/17Global Low -19 at Summit Station, Greenland