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Boston weather

current conditions

Mostly clear
Mostly clear
29F
18 F RealFeel temperature
EXPLAIN
-2C
-8 C RealFeel temperature
EXPLAIN
Last updated at 10:05 PM
12 mph WWind speed and direction
36%Relative humidity
30.39 inBarometric pressure
10 milesVisibility
1 of 10Sun exposure indexEXPLAIN

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Detailed Boston forecast

TonightClear. Cold with lows in the lower 20s. West winds 10 to 15 mph with gusts up to 30 mph.

Thanksgiving Day And Thursday NightMostly cloudy. Highs in the lower 40s. Lows in the lower 30s.

National Weather Service forecast for Boston and Suffolk County. Last updated at 10:05 PM
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seven-day forecast

Friday, Nov 21
Partly sunny; colder
Partly sunny; colder
36F|25F
Saturday, Nov 22
Clouds and sun
Clouds and sun
42F|36F
Sunday, Nov 23
Milder
Milder
53F|43F
Monday, Nov 24
A.M. rain; overcast
A.M. rain; overcast
63F|54F
Tuesday, Nov 25
Partly sunny; mild
Partly sunny; mild
58F|38F
Wednesday, Nov 26
Cooler
Cooler
45F|35F
Thursday, Nov 27
Mostly cloudy
Mostly cloudy
43F|32F
Local doppler
Mass. precip.
Mass. clouds
US forecast
US travel weather

Precipitation Totals

3.42 inchesPrecipitation this month
0.0 inchesSnow this month
36.83 inchesPrecipitation this year
47.0 inchesSnow this year

Boston weather almanac

Today in weather history

74 (1931)Highest high temperature
23 (1879)Lowest high temperature
10 (1879)Lowest low temperature
52 (1991)Highest low temperature
2.31 (1876)Most precipitation
3.0 (1929)Greatest snowfall

Yesterday's weather

ActualHistoric average
4850High temperature
3137Low temperature
4044Average temperature
0.0 inches--Precipitation
0.0 inches--Snowfall
0.0 inches--Existing snow cover
25--Heating degree days
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This month in weather history

45.3Average temp for month
52.2Average high for month
38.3Average low for month
4.2 inchesAverage monthly precip
7.9Average clear days
7.3Average partly cloudy days
7.9Average cloudy days

Weather one year ago

ActualHistoric average
4850High temperature
2937Low temperature
39--Average temperature
26--Heating degree days
EXPLAIN

Marine Conditions

50 F.Surf temperature
4-7 Ft Wave heights
W at 20-35 knotsWinds

SOLAR / LUNAR DATA

Upcoming phases of the moon

  • phase
    November 21
  • phase
    November 22
  • phase
    November 29
  • phase
    December 6
  • phase
    December 14

Sun and moon forecast

6:42 AMSunrise
4:18 PMSunset
5:32 AMMoonrise
4:01 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
M
LOWEXTREME
U.V. RAYS
2

TEMPERATURE EXTREMES

United States

11/21National High Today (through 9 pm) 79 at Hollywood, Florida

11/21National Low Today (through 9 pm) -11 at Fosston, Minnesota

World

11/21Global High Yesterday 112 at Julia Creek, Australia

11/21Global Low -48 at Verkhoyansk, Russia