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Mercer Island, WA

70°F
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Mercer Island

Washington

70°
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Mercer Island, WA Weather
Today WinterCast Local {stormName} Tracker Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

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July 31 - August 14

Fri 7/31

88° /61°
12%
Increasing cloudiness

RealFeel®60°

Cloud Cover44%

WindESE 6 mph

Wind Gusts13 mph

Sat 8/1

75° /57°
55%
Clouds breaking for some sun with a shower around during the midday

RealFeel®76°

RealFeel Shade™72°

Max UV Index7.0 (High)

WindSW 8 mph

Hours of Precipitation1

Hours of Rain1

Sun 8/2

74° /55°
80%
Clouds giving way to some sun with a passing shower or two

RealFeel®78°

RealFeel Shade™71°

Max UV Index7.0 (High)

WindWNW 7 mph

Hours of Precipitation2

Hours of Rain2

Mon 8/3

79° /58°
1%
Nice with sunshine and a few clouds

RealFeel®81°

RealFeel Shade™76°

Max UV Index7.0 (High)

WindNNW 8 mph

Tue 8/4

87° /58°
1%
Very warm with plenty of sun

RealFeel®89°

RealFeel Shade™84°

Max UV Index7.0 (High)

WindNNW 7 mph

Wed 8/5

87° /57°
0%
Very warm with plenty of sun

RealFeel®90°

RealFeel Shade™85°

Max UV Index7.0 (High)

WindNW 5 mph

Thu 8/6

80° /59°
2%
Sunshine and some clouds

RealFeel®88°

RealFeel Shade™78°

Max UV Index7.0 (High)

WindWSW 5 mph

Fri 8/7

81° /57°
2%
Partly sunny

RealFeel®86°

RealFeel Shade™79°

Max UV Index7.0 (High)

WindNW 4 mph

Sat 8/8

82° /58°
1%
Mostly sunny

RealFeel®83°

RealFeel Shade™79°

Max UV Index7.0 (High)

WindNNW 6 mph

Sun 8/9

80° /59°
3%
Mostly sunny

RealFeel®86°

RealFeel Shade™80°

Max UV Index7.0 (High)

WindW 4 mph

Mon 8/10

81° /58°
1%
Plenty of sunshine

RealFeel®85°

RealFeel Shade™79°

Max UV Index7.0 (High)

WindWNW 4 mph

Tue 8/11

78° /57°
1%
Areas of low clouds, then some sun

RealFeel®84°

RealFeel Shade™77°

Max UV Index6.0 (High)

WindW 2 mph

Wed 8/12

79° /58°
1%
Plenty of sunshine

RealFeel®82°

RealFeel Shade™77°

Max UV Index7.0 (High)

WindNNW 5 mph

Thu 8/13

77° /56°
20%
Mostly sunny

RealFeel®81°

RealFeel Shade™75°

Max UV Index7.0 (High)

WindSSE 5 mph

Fri 8/14

81° /60°
20%
Intervals of bright sunshine

RealFeel®84°

RealFeel Shade™80°

Max UV Index4.0 (Moderate)

WindSSE 2 mph

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World North America United States Washington Mercer Island

Weather Near Mercer Island:

  • Bellevue, WA
  • Seattle, WA
  • Tacoma, WA
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