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Boston weather

current conditions

Cloudy
Cloudy
41F
39 F RealFeel temperature
EXPLAIN
5C
4 C RealFeel temperature
EXPLAIN
Last updated at 1:46 PM
10 mph NEWind speed and direction
67%Relative humidity
30.49 inBarometric pressure
10 milesVisibility
1 of 10Sun exposure indexEXPLAIN

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Detailed Boston forecast

This AfternoonMostly cloudy. Near steady temperature in the lower 40s. East winds 5 to 10 mph.

TonightMostly cloudy in the evening...then becoming partly cloudy. Lows in the mid 30s. Southeast winds around 5 mph... Becoming southwest after midnight.

National Weather Service forecast for Boston and Suffolk County. Last updated at 1:46 PM
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seven-day forecast

Friday, Apr 18
Decreasing clouds
Decreasing clouds
45F|38F
Saturday, Apr 19
Partly sunny; warmer
Partly sunny; warmer
61F|38F
Sunday, Apr 20
Partly sunny
Partly sunny
53F|39F
Monday, Apr 21
Partly sunny
Partly sunny
60F|45F
Tuesday, Apr 22
Inc. clouds
Inc. clouds
63F|45F
Wednesday, Apr 23
Spotty showers
Spotty showers
57F|41F
Thursday, Apr 24
Partly sunny
Partly sunny
55F|44F
Local doppler
Mass. precip.
Mass. clouds
US forecast
US travel weather

Precipitation Totals

2.26 inchesPrecipitation this month
0.3 inchesSnow this month
14.1 inchesPrecipitation this year
47.0 inchesSnow this year

Boston weather almanac

Today in weather history

94 (1976)Highest high temperature
35 (1887)Lowest high temperature
26 (1887)Lowest low temperature
66 (1976)Highest low temperature
1.9 (1879)Most precipitation
1.6 (1965)Greatest snowfall

Yesterday's weather

ActualHistoric average
4056High temperature
3241Low temperature
3649Average temperature
0.0 inches--Precipitation
0.0 inches--Snowfall
0.0 inches--Existing snow cover
29--Heating degree days
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This month in weather history

48.1Average temp for month
55.9Average high for month
40.2Average low for month
3.6 inchesAverage monthly precip
7.0Average clear days
8.1Average partly cloudy days
7.0Average cloudy days

Weather one year ago

ActualHistoric average
6357High temperature
4542Low temperature
54--Average temperature
11--Heating degree days
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Marine Conditions

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

SOLAR / LUNAR DATA

Upcoming phases of the moon

  • phase
    April 18
  • phase
    April 22
  • phase
    April 29
  • phase
    May 7
  • phase
    May 14

Sun and moon forecast

5:59 AMSunrise
7:29 PMSunset
11:15 PMMoonrise
8:17 AMMoonset

Boston pollen levels

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

AIR QUALITY / ULTRAVIOLET INDEX

EXPLAIN
GOODBAD
AIR QUALITY
G
LOWEXTREME
U.V. RAYS
4

TEMPERATURE EXTREMES

United States

04/18National High Today (through 9 p.m.) 104 at Death Valley, California

04/18National Low Today (through 9 p.m.) 6 at Clayton Lake, Maine

World

04/18Global High Yesterday 114 at Matam, Senegal

04/18Global Low -50 at Summit Station, Greenland