• Today

    Oct 21

    63°Lo 49°

    Cloudy with showers around

    Very Unlikely for a snow day
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
    more
  • Wed

    Oct 22

    56°Lo 49°

    Windy and cooler with rain

    Very Unlikely for a snow day
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
    more
  • Thu

    Oct 23

    60°Lo 49°

    Windy with occasional rain

    Very Unlikely for a snow day
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
  • Fri

    Oct 24

    59°Lo 45°

    Cloudy, a little rain; breezy

    Very Unlikely for a snow day
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
    more
  • Sat

    Oct 25

    61°Lo 44°

    Partly sunny

    Very Unlikely for a snow day
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
    more
Next Previous
Hi 60° RealFeel® 51° Precipitation 65%

Day

N

E

S

W

  • NNE 22 mph
  • Gusts: 40 mph

Windy with occasional rain

  • Max UV Index: 1 (Low)
  • Thunderstorms: 24%
  • Precipitation: 0.24 in
  • Rain: 0.24 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 3.5 hrs
  • Hours of Rain: 3.5 hrs
Lo 49° RealFeel® 42° Precipitation 55%

Night

N

E

S

W

  • NNW 9 mph
  • Gusts: 16 mph

Considerable cloudiness with a shower

  • Max UV Index: N/A
  • Thunderstorms: 24%
  • Precipitation: 0.05 in
  • Rain: 0.05 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 1 hrs
  • Hours of Rain: 1 hrs

Temperature History - Oct 23

more Historical Weather Data >
  Today Normal Record 10/23/2013
High 60° 59° N/A 50°
Low 49° 37° N/A 32°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 7:07 AM with 10:44 of sunlight, then sets at 5:51 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 6:43 AM with 11:07 of moolight, then sets at 5:50 PM

Waltham Weather Report

Storm to Affect Boston This Week With Rain, Wind

October 21, 2014; 6:02 AM ET

A developing nor'easter will bring rain and wind to the Boston area during the middle and latter part of the week. more >

The 540 Snow Line

Dec 20, 2012; 5:00 AM ET The 540 line is often used by meteorologists to determine the chances of rain vs. snow.

Thu. Snow Day Potential