• Today

    Dec 20

    32°Lo 24°

    Partly sunny

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

    Dec 21

    33°Lo 24°

    Partly sunny

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

    Dec 22

    36°Lo 30°

    Some sun, then clouds

    Low ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      0 - Low
    more
  • Tue

    Dec 23

    40°Lo 37°

    Mostly cloudy and damp

    Low ragweed pollen levels
    • Precip
      44%
    • Wind
      Speed
      6 mph
    • Cloud
      Cover
      94%
    more
  • Wed

    Dec 24

    51°Lo 44°

    Windy with rain

    Ragweed Pollen Weather
    • Precip
      85%
    • Wind
      Speed
      18 mph
    • Cloud
      Cover
      99%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Sun
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) 25° 27° 28° 29° 30° 31° 33° 32°
RealFeel® 28° 30° 35° 36° 37° 37° 37° 34°
Humidity 87% 85% 83% 80% 77% 75% 74% 77%
   
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Rain
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Snow
 
13%
 
13%
 
13%
 
8%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Wind (mph) 2 N 2 N 0 0 0 0 0 1 N
UV Index 0 1 1 1 1 1 0 0
Cloud Cover 45% 45% 45% 45% 45% 45% 45% 45%
Dew Point 22° 23° 24° 24° 24° 24° 25° 25°
Middle Grid line 35 F Middle Grid line 30 F Middle Grid line 25 F Middle Grid line 20 F

Temperature History - Dec 21

more Historical Weather Data >
  Today Normal Record 12/21/2013
High 33° 34° N/A 50°
Low 24° 15° N/A 34°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 7:17 AM with 9:02 of sunlight, then sets at 4:19 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 6:28 AM with 9:56 of moolight, then sets at 4:24 PM

Winchester Weather Report

Boston: Chilly, Snowy Weekend to be Followed by Christmas Eve Storm

December 20, 2014; 12:30 PM ET

Following a chilly, snowy weekend, a major storm will affect Boston, and much of the East and Midwest on Christmas Eve. more >

Sun. Pollen

Sun. Dust & Dander

Sun. Wind Maps