• Tonight

    Apr 21

    Lo 39°

    Clear

    Outdoor Barbecue Weather
    • Precip
      35%
    • Hi
      RealFeel
      62°
    • Wind
      Gust
      20 mph
  • Wed

    Apr 22

    62°Lo 37°

    Afternoon showers

    Good for an outdoor bbq
    • Precip
      71%
    • Hi
      RealFeel
      65°
    • Wind
      Gust
      17 mph
    more
  • Thu

    Apr 23

    52°Lo 31°

    Partly sunny and cooler

    Poor for an outdoor bbq
    • Precip
      25%
    • Hi
      RealFeel
      48°
    • Wind
      Gust
      25 mph
    more
  • Fri

    Apr 24

    49°Lo 36°

    Chilly with clouds and sun

    Poor for an outdoor bbq
    • Precip
      20%
    • Hi
      RealFeel
      46°
    • Wind
      Gust
      24 mph
    more
  • Sat

    Apr 25

    56°Lo 36°

    A passing shower or two

    Poor for an outdoor bbq
    • Precip
      55%
    • Hi
      RealFeel
      55°
    • Wind
      Gust
      22 mph
    more
Next Previous
Hi 64° RealFeel® 62° Precipitation 35%

Day

N

E

S

W

  • WNW 9 mph
  • Gusts: 20 mph

Warmer; cloudy this morning, then periods of clouds and sunshine this afternoon

  • Max UV Index: 3 (Moderate)
  • Thunderstorms: 29%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 39° RealFeel® 39° Precipitation 11%

Night

N

E

S

W

  • WSW 5 mph
  • Gusts: 10 mph

Clear

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

Temperature History - Apr 21

more Historical Weather Data >
  Today Normal Record 4/21/2014
High 64° 62° N/A 74°
Low 39° 38° N/A 32°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:56 AM with 13:39 of sunlight, then sets at 7:35 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 8:09 AM with 14:47 of moolight, then sets at 10:56 PM

Ayer Weather Report

Boston: Cooler Air to Sweep Away Warmth This Week

April 21, 2015; 4:52 PM ET

Cooler air will push into the Boston area during the middle and latter part of the week. more >

Is Your Outdoor Gear Waterproof?

Dec 5, 2012; 5:00 AM ET Now that it's cold enough to hit the slopes, you may want to look more closely at what materials your winter sports gear is made of. As it turns out, not all waterproofing is created equal.

Tue. Outdoor Entertaining

Tue. Wind Maps

Tue. UV Index