• Early AM

    Sep 17

    Lo 6°

    Mainly clear

    Home Energy Efficiency Weather
    • Avg
      RealFeel
      11°
    • Hi
      RealFeel
      17°
    • Wind
      Speed
      8 k/h
    more
  • Today

    Sep 17

    20°Lo 8°

    Mostly sunny and nice

    Poor for home energy
    • Avg
      RealFeel
      12°
    • Hi
      RealFeel
      20°
    • Wind
      Speed
      11 k/h
  • Thu

    Sep 18

    15°Lo 5°

    Mostly sunny

    Poor for home energy
    • Avg
      RealFeel
    • Hi
      RealFeel
      15°
    • Wind
      Speed
      13 k/h
    more
  • Fri

    Sep 19

    17°Lo 10°

    Partly sunny and pleasant

    Poor for home energy
    • Avg
      RealFeel
      12°
    • Hi
      RealFeel
      16°
    • Wind
      Speed
      13 k/h
    more
  • Sat

    Sep 20

    23°Lo 18°

    Warmer with clouds and sun

    Poor for home energy
    • Avg
      RealFeel
      18°
    • Hi
      RealFeel
      21°
    • Wind
      Speed
      19 k/h
    more
Next Previous
Hi 20° RealFeel® 20° Precipitation 8%

Day

N

E

S

W

  • WSW 11 km/h
  • Gusts: 19 km/h

Sunny much of the time and nice

  • Max UV Index: 5 (Moderate)
  • Thunderstorms: 0%
  • Precipitation: 0 mm
  • Rain: 0 mm
  • Snow: 0 CM
  • Ice: 0 mm
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 8° RealFeel® 4° Precipitation 40%

Night

N

E

S

W

  • NNW 11 km/h
  • Gusts: 21 km/h

Patchy clouds and cool; a shower in places late

  • Max UV Index: N/A
  • Thunderstorms: 20%
  • Precipitation: 0 mm
  • Rain: 0 mm
  • Snow: 0 CM
  • Ice: 0 mm
  • Hours of Precipitation: 0.5 hrs
  • Hours of Rain: 0.5 hrs

Temperature History - Sep 17

more Historical Weather Data >
  Today Normal Record 9/17/2013
High 20° N/A N/A 16°
Low N/A N/A

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:57 AM with 12:29 of sunlight, then sets at 7:26 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 4:51 AM with -13:-55 of moolight, then sets at 2:56 PM

Top Story

Markham Weather Report

Widespread Frost, Killing Freeze to Seize Northeast Late This Week

September 16, 2014; 9:15 PM ET

The chilliest air of the season so far will settle over much of the Northeast Thursday into Friday and will bring frost to a large area. more >