• Early AM

    Aug 31

    Lo 65°

    Partly cloudy

    Home Energy Efficiency Weather
    • Avg
      RealFeel
      75°
    • Hi
      RealFeel
      87°
    • Wind
      Speed
      5 mph
  • Today

    Aug 31

    88°Lo 66°

    Very warm with some sun

    Poor for home energy
    • Avg
      RealFeel
      78°
    • Hi
      RealFeel
      92°
    • Wind
      Speed
      5 mph
    more
  • Thu

    Sep 1

    77°Lo 58°

    A couple of showers

    Poor for home energy
    • Avg
      RealFeel
      71°
    • Hi
      RealFeel
      85°
    • Wind
      Speed
      5 mph
    more
  • Fri

    Sep 2

    76°Lo 54°

    Breezy with variable clouds

    Poor for home energy
    • Avg
      RealFeel
      65°
    • Hi
      RealFeel
      75°
    • Wind
      Speed
      4 mph
    more
  • Sat

    Sep 3

    75°Lo 53°

    Partly sunny and beautiful

    Poor for home energy
    • Avg
      RealFeel
      67°
    • Hi
      RealFeel
      79°
    • Wind
      Speed
      2 mph
    more
Next Previous
Partly cloudy 65° RealFeel® 63°

N

E

S

W

  • Humidity: 83%
  • Cloud Cover: 42%
  • Dew Point: 61° F
  • Rain: 0 in
  • Snow: 0 in
  • Visibility: 10 mi
5 mph

Waltham Weather Report

September to start on cooler, less humid note in northeastern US

August 30, 2016; 10:24 PM ET

Brief relief from heat and humidity will arrive in the northeastern United States during the first days of September. more >

Wed. Home Energy Efficiency

Wed. Degree Days

Wed. UV Index