• Today

    Sep 19

    58°Lo 44°

    Mostly sunny and cooler

    Low ragweed pollen levels
    • Grass
      Pollen
      2 - Low
    • Ragweed
      Pollen
      5 - Low
    • Tree
      Pollen
      0 - Low
  • Sat

    Sep 20

    70°Lo 60°

    Warmer

    Low ragweed pollen levels
    • Grass
      Pollen
      2 - Low
    • Ragweed
      Pollen
      5 - Low
    • Tree
      Pollen
      0 - Low
    more
  • Sun

    Sep 21

    79°Lo 58°

    Some sun, then clouds; warmer

    Low ragweed pollen levels
    • Grass
      Pollen
      2 - Low
    • Ragweed
      Pollen
      5 - Low
    • Tree
      Pollen
      0 - Low
    more
  • Mon

    Sep 22

    73°Lo 46°

    Breezy with periods of sun

    Low ragweed pollen levels
    • Precip
      17%
    • Wind
      Speed
      13 mph
    • Cloud
      Cover
      48%
    more
  • Tue

    Sep 23

    71°Lo 47°

    Partly sunny

    Ragweed Pollen Weather
    • Precip
      11%
    • Wind
      Speed
      9 mph
    • Cloud
      Cover
      26%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Fri
6am
7am 8am 9am 10am 11am 12pm 1pm
  6am 7am 8am 9am 10am 11am 12pm 1pm
Forecast
Mostly Clear
Mostly Sunny
Mostly Sunny
Mostly Sunny
Sunny
Sunny
Sunny
Sunny
Temp (°F) 46° 47° 47° 50° 52° 55° 56° 57°
RealFeel® 38° 39° 41° 45° 50° 53° 56° 58°
Humidity 68% 64% 61% 54% 48% 42% 40% 39%
   
  6am 7am 8am 9am 10am 11am 12pm 1pm
Rain
 
2%
 
1%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  6am 7am 8am 9am 10am 11am 12pm 1pm
Wind (mph) 9 NNW 10 NNW 9 N 9 N 9 NNE 10 NNE 10 NNE 9 NNE
UV Index 0 0 0 1 2 4 4 5
Cloud Cover 23% 19% 21% 22% 7% 6% 7% 7%
Dew Point 36° 36° 34° 34° 33° 32° 32° 32°
Middle Grid line 60 F Middle Grid line 55 F Middle Grid line 50 F Middle Grid line 45 F

Temperature History - Sep 19

more Historical Weather Data >
  Today Normal Record 9/19/2013
High 58° 71° 92° (1983) 71°
Low 44° 56° 42° (1929) 54°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:28 AM with 12:20 of sunlight, then sets at 6:48 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 2:07 AM with 14:10 of moolight, then sets at 4:17 PM

Top Story

Cambridge Weather Report

Boston: Remainder of Week to Be Dry, Cool

September 19, 2014; 5:00 AM ET

Rainfall will continue to be scarce around Boston this week, but cool air will be plentiful. more >

Fri. Pollen

Fri. Dust & Dander

Fri. Wind Maps