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Boston weather

current conditions

Partly sunny
Partly sunny
73F
77 F RealFeel temperature
EXPLAIN
23C
25 C RealFeel temperature
EXPLAIN
Last updated at 2:05 PM
6 mph NNEWind speed and direction
36%Relative humidity
29.97 inBarometric pressure
10 milesVisibility
9 of 10Sun exposure indexEXPLAIN

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Detailed Boston forecast

This AfternoonSunny. Near steady temperature around 70. Northeast winds around 5 mph.

TonightPartly cloudy in the evening...then clearing. Lows in the upper 40s. North winds 5 to 10 mph.

National Weather Service forecast for Boston and Suffolk County. Last updated at 2:05 PM
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seven-day forecast

Thursday, Sep 18
Mostly sunny
Mostly sunny
73F|50F
Friday, Sep 19
Cooler with sunshine
Cooler with sunshine
60F|47F
Saturday, Sep 20
Warmer
Warmer
71F|60F
Sunday, Sep 21
Inc. clouds
Inc. clouds
79F|62F
Monday, Sep 22
A shower possible
A shower possible
72F|52F
Tuesday, Sep 23
Partly sunny
Partly sunny
67F|51F
Wednesday, Sep 24
Plenty of sunshine
Plenty of sunshine
66F|51F
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

90 (1955)Highest high temperature
58 (1938)Lowest high temperature
43 (1875)Lowest low temperature
69 (1992)Highest low temperature
2.18 (1900)Most precipitation
0.0 (n.a.)Greatest snowfall

Yesterday's weather

ActualHistoric average
6972High temperature
5457Low temperature
6265Average temperature
0.0 inches--Precipitation
0.0 inches--Snowfall
0.0 inches--Existing snow cover
3--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
7572High temperature
5157Low temperature
63--Average temperature
2--Heating degree days
EXPLAIN

Marine Conditions

61 F.Surf temperature
2-3 Ft Wave heights
N at 7-14 knotsWinds

SOLAR / LUNAR DATA

Upcoming phases of the moon

  • phase
    September 18
  • 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
M
LOWEXTREME
U.V. RAYS
5

TEMPERATURE EXTREMES

United States

09/18National High Today (through 9 p.m.) 113 at Death Valley, California

09/18National Low Today (through 9 p.m.) 30 at West Yellowstone, Montana

World

09/18Global High Yesterday 113 at Death Valley, USA

09/18Global Low -28 at Summit Station, Greenland