• Tonight

    Sep 3

    Lo 64°

    An evening t-storm in spots

    Ragweed Pollen Weather
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
  • Fri

    Sep 4

    74°Lo 52°

    Mostly sunny and not as warm

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
  • Sat

    Sep 5

    77°Lo 55°

    Sunny and delightful

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
  • Sun

    Sep 6

    85°Lo 60°

    Sunny and very warm

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
  • Mon

    Sep 7

    89°Lo 66°

    Sunny and very warm

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Fri
12am
1am 2am 3am 4am 5am 6am 7am
  12am 1am 2am 3am 4am 5am 6am 7am
Forecast
Partly Cloudy
Partly Cloudy
Partly Cloudy
Partly Cloudy
Partly Cloudy
Partly Cloudy
Partly Cloudy
Partly Sunny
Temp (°F) 70° 69° 69° 67° 66° 66° 65° 64°
RealFeel® 70° 69° 68° 65° 64° 63° 62° 61°
Humidity 85% 86% 82% 79% 80% 80% 79% 81%
   
  12am 1am 2am 3am 4am 5am 6am 7am
Rain
 
33%
 
28%
 
20%
 
20%
 
20%
 
20%
 
20%
 
13%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  12am 1am 2am 3am 4am 5am 6am 7am
Wind (mph) 4 ENE 4 NE 5 NNE 6 NE 8 NE 9 NE 9 NE 9 NE
UV Index 0 0 0 0 0 0 0 0
Cloud Cover 45% 45% 45% 45% 45% 45% 45% 45%
Dew Point 65° 65° 63° 61° 60° 60° 58° 58°
Middle Grid line 75 F Middle Grid line 70 F Middle Grid line 65 F Middle Grid line 60 F

Temperature History - Sep 4

more Historical Weather Data >
  Today Normal Record 9/4/2014
High 74° 77° N/A 83°
Low 52° 55° N/A 54°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:13 AM with 13:01 of sunlight, then sets at 7:14 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 11:17 PM with 14:42 of moolight, then sets at 1:59 PM

Watertown Weather Report

Boston: Warmth to Rebuild Labor Day Weekend After Cooldown

September 3, 2015; 2:44 PM ET

A backdoor front will trim temperatures, haze and humidity around Boston into the first part of the Labor Day weekend before all three conditions build by early next week. more >

Fri. Pollen

Fri. Dust & Dander

Fri. Wind Maps