Boston weather

F°|C°F°|C°

current conditions

Cloudy
Cloudy
62°F
59° F RealFeel temperature
EXPLAIN
17°C
15° C RealFeel temperature
EXPLAIN
Last updated at 9:25 PM
9 mph SSWWind speed and direction
59%Relative humidity
30.28 inBarometric pressure
10 milesVisibility
8 of 10Tanning indexEXPLAIN

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Detailed Boston forecast

TonightMostly cloudy this evening...then becoming partly cloudy. Lows in the lower 50s. South winds 10 to 15 mph.

National Weather Service forecast for Boston and Suffolk County. Last updated at 9:25 PM
Video weather forecast brought to you by WBZ CBS Boston

seven-day forecast

Saturday, May 18
Partly sunny
Partly sunny
67°F|49°F
Sunday, May 19
Mostly cloudy
Mostly cloudy
64°F|54°F
Monday, May 20
A t-storm in spots
A t-storm in spots
75°F|63°F
Tuesday, May 21
A t-storm possible
A t-storm possible
78°F|56°F
Wednesday, May 22
Spotty showers
Spotty showers
64°F|55°F
Thursday, May 23
A shower or t-storm
A shower or t-storm
75°F|58°F
Friday, May 24
Rain and a t-storm
Rain and a t-storm
64°F|53°F
Local doppler
Mass. precip.
Mass. clouds
US forecast
US travel weather

Precipitation Totals

1.1 inchesPrecipitation this month
0.0 inchesSnow this month
10.46 inchesPrecipitation this year
60.0 inchesSnow this year

Boston weather almanac

Today in weather history

91° (1936)Highest high temperature
42° (2007)Lowest high temperature
37° (2002)Lowest low temperature
63° (1896)Highest low temperature
1.09 (2002)Most precipitation
0.0 (n.a.)Greatest snowfall

Yesterday's weather

ActualHistoric average
70°66°High temperature
54°50°Low temperature
62°58°Average temperature
0.0 inches--Precipitation
0.0 inches--Snowfall
0.0 inches--Existing snow cover
3--Heating degree days
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This month in weather history

58.2°Average temp for month
66.6°Average high for month
49.8°Average low for month
3.3 inchesAverage monthly precip
6.3Average clear days
9.9Average partly cloudy days
6.3Average cloudy days

Weather one year ago

ActualHistoric average
65°67°High temperature
49°50°Low temperature
57°--Average temperature
8--Heating degree days
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Marine Conditions

54 F.Surf temperature
3-5 Ft Wave heights
E at 9-18 knotsWinds

SOLAR / LUNAR DATA

Upcoming phases of the moon

  • phase
    May 18
  • phase
    May 18
  • phase
    May 25
  • phase
    May 31
  • phase
    June 8

Sun and moon forecast

5:20 AMSunrise
8:02 PMSunset
12:54 AMMoonrise
1:19 AMMoonset

Boston pollen levels

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

AIR QUALITY / ULTRAVIOLET INDEX

EXPLAIN
GOODBAD
AIR QUALITY
G
LOWEXTREME
U.V. RAYS
7

TEMPERATURE EXTREMES

United States

05/18National High Today (through 9 pm) 106 at San Angelo, Texas

05/18National Low Today (through 9 pm) 26 at Bodie State Park, California

World

05/18Global High Yesterday 122 at Jacobabad, Pakistan

05/18Global Low -17 at Summit Station, Greenland