August 7 - September 20

Thu 8/7

80° /62°

Times of clouds and sun; smoke from wildfires can create reduced air quality

RealFeel®83°

RealFeel Shade™78°

Max UV Index7 (High)

WindSE 8 mph

Fri 8/8

83° /62°

10%

Mostly sunny; smoke from wildfires in Canada can create reduced air quality

RealFeel®88°

RealFeel Shade™81°

Max UV Index9 (Very High)

WindSSE 7 mph

Sat 8/9

85° /63°

Plenty of sunshine

RealFeel®91°

RealFeel Shade™84°

Max UV Index9 (Very High)

WindS 6 mph

Sun 8/10

88° /67°

Mostly sunny and very warm

RealFeel®94°

RealFeel Shade™87°

Max UV Index9 (Very High)

WindS 6 mph

Mon 8/11

91° /65°

Mostly sunny and hot

RealFeel®100°

RealFeel Shade™91°

Max UV Index9 (Very High)

WindSSW 5 mph

Tue 8/12

84° /66°

64%

Humid with periods of clouds and sunshine; a couple of thunderstorms in the afternoon

RealFeel®93°

RealFeel Shade™86°

Max UV Index9 (Very High)

WindSW 8 mph

Wed 8/13

86° /63°

56%

Humid with intervals of clouds and sunshine; a thunderstorm in spots in the morning followed by a couple of showers in the afternoon

RealFeel®95°

RealFeel Shade™92°

Max UV Index8 (Very High)

WindWSW 6 mph

Thu 8/14

84° /61°

57%

Some sunshine with a couple of showers, mainly later

RealFeel®85°

RealFeel Shade™82°

Max UV Index6 (High)

WindWNW 7 mph

Fri 8/15

85° /63°

Mostly sunny

RealFeel®87°

RealFeel Shade™83°

Max UV Index8 (Very High)

WindNW 7 mph

Sat 8/16

85° /63°

Clouds to start, then sunshine returns

RealFeel®91°

RealFeel Shade™86°

Max UV Index8 (Very High)

WindNNE 1 mph

Sun 8/17

84° /62°

Sun and areas of high clouds and humid

RealFeel®93°

RealFeel Shade™90°

Max UV Index8 (Very High)

WindSSE 2 mph

Mon 8/18

85° /64°

55%

Mostly cloudy and humid; a bit of afternoon rain

RealFeel®94°

RealFeel Shade™92°

Max UV Index8 (Very High)

WindSSW 7 mph

Tue 8/19

83° /60°

55%

A bit of morning rain; otherwise, humid with decreasing clouds

RealFeel®93°

RealFeel Shade™91°

Max UV Index8 (Very High)

WindW 7 mph

Wed 8/20

80° /56°

66%

Cloudy and humid with showers and thunderstorms

RealFeel®87°

RealFeel Shade™87°

Max UV Index1 (Low)

WindNW 5 mph

Thu 8/21

77° /59°

39%

Partly sunny and humid; a thunderstorm in spots in the afternoon

RealFeel®83°

RealFeel Shade™77°

Max UV Index8 (Very High)

WindN 7 mph

Fri 8/22

76° /57°

25%

Intervals of clouds and sunshine

RealFeel®78°

RealFeel Shade™74°

Max UV Index4 (Moderate)

WindNNE 7 mph

Sat 8/23

76° /53°

10%

Mostly sunny and less humid

RealFeel®82°

RealFeel Shade™74°

Max UV Index8 (Very High)

WindENE 4 mph

Sun 8/24

77° /58°

10%

Sunny much of the time

RealFeel®80°

RealFeel Shade™75°

Max UV Index7 (High)

WindSSE 6 mph

Mon 8/25

82° /60°

39%

Humid with times of clouds and sun; a thunderstorm in spots in the afternoon

RealFeel®88°

RealFeel Shade™85°

Max UV Index7 (High)

WindS 6 mph

Tue 8/26

81° /59°

25%

Humid with times of clouds and sun

RealFeel®86°

RealFeel Shade™82°

Max UV Index7 (High)

WindSSW 6 mph

Wed 8/27

81° /60°

65%

Cloudy and humid; a couple of showers and a thunderstorm in the afternoon

RealFeel®83°

RealFeel Shade™83°

Max UV Index2 (Low)

WindSW 8 mph

Thu 8/28

82° /59°

58%

A couple of morning showers; otherwise, mostly cloudy and humid

RealFeel®86°

RealFeel Shade™84°

Max UV Index2 (Low)

WindNNW 4 mph

Fri 8/29

79° /58°

20%

Sunny and less humid

RealFeel®81°

RealFeel Shade™76°

Max UV Index7 (High)

WindENE 7 mph

Sat 8/30

80° /59°

25%

Mostly cloudy

RealFeel®79°

RealFeel Shade™79°

Max UV Index3 (Moderate)

WindSE 8 mph

Sun 8/31

81° /59°

70%

Cloudy and humid; a couple of showers in the morning followed by showers and thunderstorms in the afternoon

RealFeel®82°

RealFeel Shade™82°

Max UV Index1 (Low)

WindSE 8 mph

Mon 9/1

77° /58°

25%

Humid with periods of clouds and sunshine

RealFeel®81°

RealFeel Shade™80°

Max UV Index2 (Low)

WindENE 5 mph

Tue 9/2

80° /58°

55%

Mostly cloudy and humid; a bit of afternoon rain

RealFeel®82°

RealFeel Shade™81°

Max UV Index4 (Moderate)

WindN 7 mph

Wed 9/3

79° /57°

10%

Less humid with sunshine and a few clouds

RealFeel®81°

RealFeel Shade™77°

Max UV Index7 (High)

WindSE 5 mph

Thu 9/4

79° /59°

70%

Rather cloudy and humid; afternoon showers and thunderstorms

RealFeel®83°

RealFeel Shade™83°

Max UV Index2 (Low)

WindS 7 mph

Fri 9/5

78° /58°

42%

Cloudy and humid; a morning shower in spots followed by a thunderstorm in spots in the afternoon

RealFeel®82°

RealFeel Shade™82°

Max UV Index2 (Low)

WindESE 2 mph

Sat 9/6

76° /58°

25%

Mostly cloudy and humid

RealFeel®78°

RealFeel Shade™78°

Max UV Index3 (Moderate)

WindNE 5 mph

Sun 9/7

77° /57°

40%

Times of clouds and sun with a thundershower in spots

RealFeel®78°

RealFeel Shade™78°

Max UV Index2 (Low)

WindNE 5 mph

Mon 9/8

77° /57°

40%

Mostly cloudy with a thunderstorm in spots in the afternoon

RealFeel®77°

RealFeel Shade™77°

Max UV Index2 (Low)

WindN 5 mph

Tue 9/9

78° /56°

25%

Clouds and sun

RealFeel®80°

RealFeel Shade™79°

Max UV Index2 (Low)

WindSSE 1 mph

Wed 9/10

80° /57°

Sunshine

RealFeel®80°

RealFeel Shade™77°

Max UV Index6 (High)

WindSSW 7 mph

Thu 9/11

80° /56°

25%

Some sun

RealFeel®80°

RealFeel Shade™77°

Max UV Index4 (Moderate)

WindNNW 8 mph

Fri 9/12

82° /51°

25%

Mostly sunny

RealFeel®83°

RealFeel Shade™80°

Max UV Index6 (High)

WindNW 7 mph

Sat 9/13

79° /55°

Sunshine and a few clouds

RealFeel®80°

RealFeel Shade™77°

Max UV Index6 (High)

WindNNW 6 mph

Sun 9/14

79° /54°

61%

Intervals of clouds and sunshine with a couple of showers and a thunderstorm, mainly later

RealFeel®82°

RealFeel Shade™80°

Max UV Index5 (Moderate)

WindW 8 mph

Mon 9/15

71° /41°

63%

Cloudy; a couple of morning showers and a thunderstorm followed by a little rain in the afternoon

RealFeel®68°

RealFeel Shade™68°

Max UV Index1 (Low)

WindWNW 14 mph

Tue 9/16

67° /44°

Times of clouds and sun

RealFeel®67°

RealFeel Shade™64°

Max UV Index2 (Low)

WindNW 10 mph

Wed 9/17

70° /46°

Mostly sunny

RealFeel®73°

RealFeel Shade™69°

Max UV Index5 (Moderate)

WindSSE 4 mph

Thu 9/18

69° /50°

10%

Mostly cloudy

RealFeel®69°

RealFeel Shade™69°

Max UV Index2 (Low)

WindS 4 mph

Fri 9/19

77° /43°

63%

Clouds and sun with a couple of showers and a thunderstorm in the afternoon

RealFeel®74°

RealFeel Shade™74°

Max UV Index4 (Moderate)

WindSSE 10 mph

Sat 9/20

70° /53°

25%

Clouds giving way to some sun

RealFeel®69°

RealFeel Shade™69°

Max UV Index4 (Moderate)

WindW 9 mph

Mercer, PA

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