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St Marys, PA

70°F
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St Marys, PA Weather
Today WinterCast Local {stormName} Tracker Hourly Daily Radar MinuteCast Monthly Air Quality Health & Activities

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Winter Center

Today Hourly

Daily

Radar MinuteCast Monthly Air Quality Health & Activities

June 27 - August 10

Fri 6/27

77° /66°
96%
Mostly cloudy and not as warm with a couple of showers and a heavy thunderstorm; storms can bring flooding downpours and localized damaging wind gusts

RealFeel®79°

RealFeel Shade™77°

Max UV Index3 (Moderate)

WindSSE 8 mph

Sat 6/28

81° /56°
96%
Cloudy and humid with a couple of showers and a heavy thunderstorm

RealFeel®87°

RealFeel Shade™83°

Max UV Index3 (Moderate)

WindWSW 8 mph

Sun 6/29

87° /64°
1%
Partly sunny and less humid

RealFeel®92°

RealFeel Shade™84°

Max UV Index11 (Extreme)

WindWNW 5 mph

Mon 6/30

86° /67°
25%
Humid with partial sunshine

RealFeel®96°

RealFeel Shade™87°

Max UV Index11 (Extreme)

WindSSE 6 mph

Tue 7/1

84° /62°
41%
A morning thunderstorm in spots; otherwise, humid with more clouds than sun

RealFeel®86°

RealFeel Shade™83°

Max UV Index4 (Moderate)

WindW 8 mph

Wed 7/2

79° /56°
60%
A couple of morning showers; otherwise, partly sunny

RealFeel®85°

RealFeel Shade™76°

Max UV Index11 (Extreme)

WindWSW 8 mph

Thu 7/3

74° /52°
41%
A shower in places in the morning; otherwise, partly sunny

RealFeel®81°

RealFeel Shade™72°

Max UV Index11 (Extreme)

WindW 9 mph

Fri 7/4

76° /55°
11%
Sunshine mixing with some clouds

RealFeel®79°

RealFeel Shade™75°

Max UV Index11 (Extreme)

WindNW 4 mph

Sat 7/5

78° /59°
55%
Mostly cloudy with a couple of showers

RealFeel®78°

RealFeel Shade™75°

Max UV Index6 (High)

WindSSW 8 mph

Sun 7/6

79° /60°
66%
Mostly cloudy and humid with a couple of thunderstorms, especially late in the day

RealFeel®89°

RealFeel Shade™85°

Max UV Index3 (Moderate)

WindW 2 mph

Mon 7/7

75° /58°
55%
A touch of morning rain; otherwise, mostly cloudy and humid

RealFeel®84°

RealFeel Shade™77°

Max UV Index10 (Very High)

WindNNW 4 mph

Tue 7/8

75° /57°
71%
Clouds and breaks of sun with a couple of showers in the afternoon

RealFeel®80°

RealFeel Shade™77°

Max UV Index8 (Very High)

WindW 5 mph

Wed 7/9

79° /58°
55%
Mostly cloudy and humid with a touch of rain

RealFeel®87°

RealFeel Shade™83°

Max UV Index10 (Very High)

WindWNW 5 mph

Thu 7/10

81° /55°
20%
Mostly sunny and humid

RealFeel®86°

RealFeel Shade™80°

Max UV Index10 (Very High)

WindSSE 6 mph

Fri 7/11

80° /59°
60%
A bit of rain in the morning; otherwise, humid with considerable cloudiness

RealFeel®82°

RealFeel Shade™80°

Max UV Index2 (Low)

WindSW 9 mph

Sat 7/12

78° /59°
55%
Rather cloudy and humid; a shower in spots in the morning followed by areas of drizzle in the afternoon

RealFeel®78°

RealFeel Shade™78°

Max UV Index7 (High)

WindSW 7 mph

Sun 7/13

78° /58°
25%
Times of clouds and sun

RealFeel®79°

RealFeel Shade™76°

Max UV Index4 (Moderate)

WindNNW 4 mph

Mon 7/14

79° /59°
25%
Times of clouds and sun

RealFeel®84°

RealFeel Shade™78°

Max UV Index10 (Very High)

WindSSE 4 mph

Tue 7/15

81° /59°
20%
Partly sunny and humid

RealFeel®88°

RealFeel Shade™81°

Max UV Index10 (Very High)

WindSE 2 mph

Wed 7/16

82° /60°
40%
Cloudy and humid with a shower in the area

RealFeel®84°

RealFeel Shade™84°

Max UV Index3 (Moderate)

WindS 8 mph

Thu 7/17

81° /60°
56%
Mostly cloudy and humid; a shower in spots in the morning followed by a little rain in the afternoon

RealFeel®83°

RealFeel Shade™83°

Max UV Index5 (Moderate)

WindSW 9 mph

Fri 7/18

82° /59°
10%
Mostly sunny and humid

RealFeel®87°

RealFeel Shade™81°

Max UV Index10 (Very High)

WindSW 8 mph

Sat 7/19

82° /60°
55%
Mostly cloudy and humid; a bit of afternoon rain

RealFeel®85°

RealFeel Shade™81°

Max UV Index10 (Very High)

WindSW 9 mph

Sun 7/20

79° /59°
55%
Cloudy and humid with a bit of rain

RealFeel®79°

RealFeel Shade™79°

Max UV Index3 (Moderate)

WindW 10 mph

Mon 7/21

77° /59°
56%
Intervals of clouds and sunshine with a couple of showers around, mainly late in the day

RealFeel®79°

RealFeel Shade™78°

Max UV Index5 (Moderate)

WindNNW 4 mph

Tue 7/22

81° /58°
10%
Sunny much of the time

RealFeel®86°

RealFeel Shade™79°

Max UV Index10 (Very High)

WindSE 6 mph

Wed 7/23

81° /59°
10%
Mostly sunny

RealFeel®86°

RealFeel Shade™80°

Max UV Index10 (Very High)

WindSSW 7 mph

Thu 7/24

82° /60°
25%
Increasing cloudiness

RealFeel®84°

RealFeel Shade™82°

Max UV Index7 (High)

WindSW 5 mph

Fri 7/25

82° /60°
10%
Mostly sunny

RealFeel®89°

RealFeel Shade™80°

Max UV Index10 (Very High)

WindS 5 mph

Sat 7/26

83° /59°
20%
Humid with sunshine and a few clouds

RealFeel®89°

RealFeel Shade™83°

Max UV Index10 (Very High)

WindSW 5 mph

Sun 7/27

81° /60°
63%
Cloudy and humid; a little morning rain followed by a couple of showers and a thunderstorm in the afternoon

RealFeel®83°

RealFeel Shade™83°

Max UV Index3 (Moderate)

WindSW 10 mph

Mon 7/28

79° /56°
58%
Cloudy; a little morning rain followed by a shower in spots in the afternoon

RealFeel®79°

RealFeel Shade™79°

Max UV Index2 (Low)

WindN 5 mph

Tue 7/29

74° /53°
10%
Sunny and less humid

RealFeel®81°

RealFeel Shade™72°

Max UV Index10 (Very High)

WindNNE 4 mph

Wed 7/30

75° /54°
20%
Mostly sunny

RealFeel®79°

RealFeel Shade™72°

Max UV Index9 (Very High)

WindE 6 mph

Thu 7/31

75° /58°
25%
Sun followed by clouds

RealFeel®74°

RealFeel Shade™74°

Max UV Index7 (High)

WindSE 6 mph

Fri 8/1

76° /59°
25%
Humid with considerable cloudiness

RealFeel®78°

RealFeel Shade™78°

Max UV Index3 (Moderate)

WindSSE 4 mph

Sat 8/2

77° /59°
55%
Humid with considerable cloudiness; areas of drizzle in the morning followed by a thunderstorm in spots in the afternoon

RealFeel®77°

RealFeel Shade™77°

Max UV Index2 (Low)

WindWSW 6 mph

Sun 8/3

75° /58°
55%
Cloudy and humid with occasional rain

RealFeel®75°

RealFeel Shade™75°

Max UV Index2 (Low)

WindWSW 8 mph

Mon 8/4

75° /59°
68%
Times of rain in the morning; otherwise, remaining cloudy and humid

RealFeel®76°

RealFeel Shade™74°

Max UV Index3 (Moderate)

WindSW 9 mph

Tue 8/5

81° /58°
25%
Clouds giving way to some sun

RealFeel®85°

RealFeel Shade™79°

Max UV Index5 (Moderate)

WindNNW 5 mph

Wed 8/6

76° /54°
20%
Clouds and sunshine

RealFeel®83°

RealFeel Shade™75°

Max UV Index9 (Very High)

WindESE 4 mph

Thu 8/7

78° /60°
70%
Cloudy and humid with showers and thunderstorms, mainly later

RealFeel®81°

RealFeel Shade™81°

Max UV Index2 (Low)

WindSW 9 mph

Fri 8/8

81° /59°
56%
A couple of morning showers; otherwise, humid with times of sun and clouds

RealFeel®85°

RealFeel Shade™81°

Max UV Index7 (High)

WindSW 9 mph

Sat 8/9

81° /59°
62%
Periods of clouds and sunshine with a couple of showers and a thunderstorm, mainly later

RealFeel®84°

RealFeel Shade™82°

Max UV Index9 (Very High)

WindSW 10 mph

Sun 8/10

80° /52°
39%
Periods of clouds and sunshine with a thunderstorm around

RealFeel®84°

RealFeel Shade™80°

Max UV Index8 (Very High)

WindWSW 7 mph

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Weather Near St Marys:

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  • Johnstown, PA
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