• Today

    Sep 19

    58°Lo 41°

    Mostly sunny and cooler

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

    Sep 20

    71°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 57°

    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

    72°Lo 44°

    Breezy with periods of sun

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

    Sep 23

    71°Lo 45°

    Partly sunny

    Ragweed Pollen Weather
    • Precip
      12%
    • Wind
      Speed
      8 mph
    • Cloud
      Cover
      26%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Mon
9am
10am 11am 12pm 1pm 2pm 3pm 4pm
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Forecast
Partly Sunny
Partly Sunny
Partly Sunny
Partly Sunny
Partly Sunny
Partly Sunny
Partly Sunny
Partly Sunny
Temp (°F) 64° 65° 68° 71° 72° 71° 69° 67°
RealFeel® 59° 62° 65° 69° 70° 69° 67° 64°
Humidity 70% 63% 55% 48% 44% 45% 47% 49%
   
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Rain
 
13%
 
13%
 
13%
 
13%
 
10%
 
4%
 
4%
 
4%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Wind (mph) 14 W 16 W 17 W 16 W 16 W 16 W 14 W 12 WNW
UV Index 1 2 3 4 4 4 3 2
Cloud Cover 49% 46% 46% 46% 46% 46% 46% 46%
Dew Point 54° 52° 51° 50° 50° 49° 48° 47°
Middle Grid line 75 F Middle Grid line 70 F Middle Grid line 65 F Middle Grid line 60 F

Temperature History - Sep 22

more Historical Weather Data >
  Today Normal Record 9/22/2013
High 72° 70° N/A 71°
Low 44° 49° N/A 48°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:32 AM with 12:10 of sunlight, then sets at 6:42 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 4:57 AM with 12:52 of moolight, then sets at 5:49 PM

Top Story

Watertown 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 >

Mon. Dust & Dander

Mon. Wind Maps