• Tonight

    Apr 19

    Lo 38°

    Increasing cloudiness

    Ragweed Pollen Weather
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      350 - High
    more
  • Mon

    Apr 20

    53°Lo 51°

    Becoming windier with rain

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

    Apr 21

    67°Lo 43°

    Warmer with a shower or two

    Low ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      350 - High
    more
  • Wed

    Apr 22

    62°Lo 42°

    Mostly cloudy and breezy

    Low ragweed pollen levels
    • Precip
      25%
    • Wind
      Speed
      17 mph
    • Cloud
      Cover
      77%
    more
  • Thu

    Apr 23

    55°Lo 35°

    Mostly cloudy and breezy

    Ragweed Pollen Weather
    • Precip
      16%
    • Wind
      Speed
      17 mph
    • Cloud
      Cover
      85%
    more
Next Previous
Hi 53° RealFeel® 40° Precipitation 69%

Day

N

E

S

W

  • ESE 20 mph
  • Gusts: 34 mph

Increasingly windy with periods of rain from late morning on

  • Max UV Index: 2 (Low)
  • Thunderstorms: 4%
  • Precipitation: 0.45 in
  • Rain: 0.45 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 5.5 hrs
  • Hours of Rain: 5.5 hrs
Lo 51° RealFeel® 36° Precipitation 67%

Night

N

E

S

W

  • ESE 17 mph
  • Gusts: 37 mph

Periods of rain; windy in the evening

  • Max UV Index: N/A
  • Thunderstorms: 24%
  • Precipitation: 0.33 in
  • Rain: 0.33 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 6 hrs
  • Hours of Rain: 6 hrs

Westwood Pollen Levels - April 20

  • Extreme
  • Very High
  • High
  • Moderate
  • Low
  • Grass

    Pollen

    Low

  • Weed

    Pollen

    Low

  • Tree

    Pollen

    High

  • Mold

    Pollen

    Low

Temperature History - Apr 20

more Historical Weather Data >
  Today Normal Record 4/20/2014
High 53° 60° N/A 54°
Low 51° 37° N/A 28°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:57 AM with 13:35 of sunlight, then sets at 7:32 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 7:22 AM with 14:29 of moolight, then sets at 9:51 PM

Westwood Weather Report

2015 Boston Marathon Forecast: Rain and Wind in Store for Runners

April 19, 2015; 8:50 PM ET

The 119th Boston Marathon will take place on Monday, April 20, and runners set to take on the historic course will face cool and rainy conditions. more >

Mon. Pollen

Mon. Dust & Dander

Mon. Wind Maps