• Today

    Apr 19

    57°Lo 37°

    Mostly sunny and cooler

    Excellent for biking
    • Precip
      9%
    • Hours of Precip
      0
    • Wind
      Gust
      13 mph
    more
  • Mon

    Apr 20

    51°Lo 50°

    Windy with rain, some heavy

    Poor for biking
    • Precip
      75%
    • Hours of Precip
      6
    • Wind
      Gust
      31 mph
  • Tue

    Apr 21

    69°Lo 40°

    Warmer with a shower or two

    Poor for biking
    • Precip
      55%
    • Hours of Precip
      2
    • Wind
      Gust
      21 mph
    more
  • Wed

    Apr 22

    61°Lo 41°

    Mostly cloudy and breezy

    Very Good for biking
    • Precip
      25%
    • Hours of Precip
      0
    • Wind
      Gust
      25 mph
    more
  • Thu

    Apr 23

    56°Lo 34°

    Mostly cloudy and breezy

    Very Good for biking
    • Precip
      17%
    • Hours of Precip
      0
    • Wind
      Gust
      20 mph
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Mon
3am
4am 5am 6am 7am 8am 9am 10am
  3am 4am 5am 6am 7am 8am 9am 10am
Forecast
Cloudy
Cloudy
Mostly Cloudy
Mostly Cloudy
Cloudy
Cloudy
Cloudy
Rain
Temp (°F) 38° 37° 37° 38° 39° 41° 42° 44°
RealFeel® 39° 38° 38° 36° 34° 35° 35° 33°
Humidity 79% 79% 82% 82% 81% 79% 78% 74%
   
  3am 4am 5am 6am 7am 8am 9am 10am
Rain
 
1%
 
1%
 
1%
 
1%
 
4%
 
49%
 
49%
 
59%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
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0%
   
  3am 4am 5am 6am 7am 8am 9am 10am
Wind (mph) 2 E 4 E 4 E 6 ESE 8 ESE 9 ESE 12 ESE 14 ESE
UV Index 0 0 0 0 0 0 1 1
Cloud Cover 68% 73% 79% 84% 90% 96% 96% 95%
Dew Point 32° 31° 32° 33° 34° 35° 36° 36°
Middle Grid line 45 F Middle Grid line 40 F Middle Grid line 35 F

Temperature History - Apr 20

more Historical Weather Data >
  Today Normal Record 4/20/2014
High 51° 60° N/A 54°
Low 50° 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

Walpole Weather Report

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

April 19, 2015; 6:24 AM 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 >

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.