• Tonight

    Sep 21

    Lo 58°

    Mainly clear

    Home Energy Efficiency Weather
    • Avg
      RealFeel
      69°
    • Hi
      RealFeel
      81°
    • Wind
      Speed
      5 mph
    more
  • Mon

    Sep 22

    74°Lo 59°

    Partly sunny and not as warm

    Poor for home energy
    • Avg
      RealFeel
      66°
    • Hi
      RealFeel
      73°
    • Wind
      Speed
      4 mph
    more
  • Tue

    Sep 23

    71°Lo 60°

    A couple of afternoon showers

    Poor for home energy
    • Avg
      RealFeel
      63°
    • Hi
      RealFeel
      69°
    • Wind
      Speed
      4 mph
  • Wed

    Sep 24

    70°Lo 57°

    Cloudy with rain tapering off

    Poor for home energy
    • Avg
      RealFeel
      62°
    • Hi
      RealFeel
      67°
    • Wind
      Speed
      5 mph
    more
  • Thu

    Sep 25

    68°Lo 53°

    Cloudy with a bit of rain

    Poor for home energy
    • Avg
      RealFeel
      60°
    • Hi
      RealFeel
      68°
    • Wind
      Speed
      3 mph
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Tue
9am
10am 11am 12pm 1pm 2pm 3pm 4pm
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Forecast
Mostly Cloudy
Mostly Cloudy
Mostly Cloudy
Mostly Cloudy
Mostly Cloudy
Mostly Cloudy
Cloudy
Showers
Temp (°F) 62° 64° 66° 67° 68° 69° 70° 71°
RealFeel® 61° 64° 65° 68° 69° 69° 69° 68°
Humidity 81% 77% 74% 72% 71% 69% 67% 66%
   
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Rain
 
7%
 
7%
 
7%
 
7%
 
11%
 
43%
 
47%
 
51%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Wind (mph) 3 SE 4 SSE 4 S 4 S 4 SSW 4 SSW 4 SSW 4 SSW
UV Index 1 1 2 2 2 2 2 1
Cloud Cover 81% 79% 79% 81% 83% 87% 90% 92%
Dew Point 56° 56° 57° 58° 58° 58° 59° 59°
Middle Grid line 75 F Middle Grid line 70 F Middle Grid line 65 F Middle Grid line 60 F

Temperature History - Sep 23

more Historical Weather Data >
  Today Normal Record 9/23/2013
High 71° 68° 84° (1947) 61°
Low 60° 51° 40° (1948) 52°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:56 AM with 12:08 of sunlight, then sets at 7:04 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 6:26 AM with 12:18 of moolight, then sets at 6:44 PM

Top Story

Sammamish Weather Report

Seattle: Pattern Change to Usher in Cooler Air, Rain This Week

September 21, 2014; 3:08 AM ET

Cooler temperatures and rain will arrive in Seattle this week, erasing the recent warm stretch. more >

Energy Efficient Lightbulbs and S.A.D

Sep 8, 2012; 5:00 AM ET With shorter days and colder nights in the fall and winter, some people develop seasonal affective disorder. When shopping for lightbulbs to treat the 'winter blues,'consider energy-efficient bulbs.

Tue. Home Energy Efficiency

Tue. Degree Days

Tue. UV Index