current conditions

Fog
9 mph NEWind speed and direction
92%Relative humidity
30.0
inBarometric pressure
3 milesVisibility
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Search forecasts for more than 50,000 cities around the worldDetailed Boston forecast
TonightCloudy. A chance of showers and thunderstorms this evening...then a slight chance of showers with isolated thunderstorms after midnight. Patchy fog this evening...then areas of fog after midnight. Near steady temperature in the mid 50s. Northeast winds 10 to 15 mph. Chance of rain 50 percent.
Memorial Day Through TuesdayMostly clear. Highs in the upper 60s. Lows in the lower 50s.
seven-day forecast
Tuesday, May 21

A stray p.m. t-storm
66°F|52°F
Wednesday, May 22

A t-storm; warmer
78°F|63°F
Thursday, May 23

A shower or t-storm
72°F|60°F
Friday, May 24

Breezy with rain
66°F|49°F
Saturday, May 25

A passing shower
64°F|47°F
Sunday, May 26

Mostly sunny; breezy
65°F|49°F
Monday, May 27

Mostly sunny
69°F|54°F
weather maps
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Precipitation Totals
1.31 inchesPrecipitation this month
0.0 inchesSnow this month
10.67 inchesPrecipitation this year
60.0 inchesSnow this year
Boston weather almanac
Today in weather history
93° (1921)Highest high temperature
45° (1990)Lowest high temperature
41° (1907)Lowest low temperature
66° (1996)Highest low temperature
2.24 (1889)Most precipitation
0.0 (n.a.)Greatest snowfall
Yesterday's weather
ActualHistoric average
82°67°High temperature
56°51°Low temperature
69°59°Average temperature
0.04 inches--Precipitation
0.0 inches--Snowfall
0.0 inches--Existing snow cover
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
59°68°High temperature
54°51°Low temperature
57°--Average temperature
Marine Conditions
57 F.Surf temperature
2-4 Ft Wave heights
E at 8-15 knotsWinds
SOLAR / LUNAR DATA
Upcoming phases of the moon

May 21
May 25
May 31
June 8
June 16
Sun and moon forecast
5:17 AMSunrise
8:05 PMSunset
4:11 PMMoonrise
2:48 AMMoonset
Boston pollen levels
LOWHIGH
GRASS

WEED

MOLD

TREE

OVERALL

TEMPERATURE EXTREMES
United States
05/21National High Today (through 9 p.m.) 103 at Ocotillo Wells, California
05/21National Low Today (through 9 p.m.) 22 at Bridgeport, California
World
05/21Global High Yesterday 119 at Nawabshah, Pakistan
05/21Global Low -7 at Summit Station, Greenland





