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Groton, CT

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Groton, CT Weather
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Today Hourly

Daily

 Radar MinuteCast Monthly Air Quality Health & Activities
Air Quality Alert

June 9 - July 23

Fri 6/9

67° /54°
55%
Mostly cloudy with a thundershower this afternoon; gusty winds and small hail can accompany any downpour
alerts

Air Quality Alert

5:38 AM Friday - 1:00 PM Friday

RealFeel® Sun70°

RealFeel Shade™64°

Max UV Index4 Moderate

WindWSW 7 mph

Sat 6/10

72° /54°
48%
Times of sun and clouds with a shower in places

RealFeel® Sun76°

RealFeel Shade™69°

Max UV Index8 Very High

WindW 8 mph

Sun 6/11

76° /60°
13%
Intervals of clouds and sun

RealFeel® Sun82°

RealFeel Shade™73°

Max UV Index9 Very High

WindSSW 8 mph

Mon 6/12

73° /63°
25%
Cloudy

RealFeel® Sun75°

RealFeel Shade™70°

Max UV Index4 Moderate

WindSE 10 mph

Tue 6/13

75° /58°
60%
A couple of morning showers; otherwise, mostly cloudy

RealFeel® Sun76°

RealFeel Shade™72°

Max UV Index3 Moderate

WindSW 9 mph

Wed 6/14

73° /58°
64%
Mainly cloudy with a passing shower

RealFeel® Sun75°

RealFeel Shade™70°

Max UV Index5 Moderate

WindS 8 mph

Thu 6/15

71° /60°
22%
Intervals of clouds and sunshine

RealFeel® Sun78°

RealFeel Shade™68°

Max UV Index10 Very High

WindSW 9 mph

Fri 6/16

70° /58°
55%
Partly sunny and humid with a passing shower

RealFeel® Sun73°

RealFeel Shade™68°

Max UV Index8 Very High

WindNNW 10 mph

Sat 6/17

71° /61°
25%
Mostly sunny and humid

RealFeel® Sun82°

RealFeel Shade™69°

Max UV Index11 Extreme

WindSE 6 mph

Sun 6/18

70° /60°
25%
Partly sunny and humid

RealFeel® Sun82°

RealFeel Shade™68°

Max UV Index10 Very High

WindSSE 4 mph

Mon 6/19

70° /60°
20%
Partly sunny

RealFeel® Sun79°

RealFeel Shade™69°

Max UV Index11 Extreme

WindENE 6 mph

Tue 6/20

73° /59°
55%
Mostly cloudy with a thunderstorm; humid

RealFeel® Sun73°

RealFeel Shade™70°

Max UV Index3 Moderate

WindSSW 8 mph

Wed 6/21

70° /63°
25%
Turning cloudy and humid

RealFeel® Sun70°

RealFeel Shade™67°

Max UV Index5 Moderate

WindW 7 mph

Thu 6/22

76° /59°
55%
A blend of sun and clouds with a thunderstorm; humid and warmer

RealFeel® Sun80°

RealFeel Shade™74°

Max UV Index5 Moderate

WindESE 4 mph

Fri 6/23

76° /62°
59%
A couple of showers in the morning; otherwise, humid with considerable clouds

RealFeel® Sun87°

RealFeel Shade™85°

Max UV Index3 Moderate

WindSSW 2 mph

Sat 6/24

77° /63°
25%
Mostly cloudy and humid

RealFeel® Sun85°

RealFeel Shade™80°

Max UV Index4 Moderate

WindSSE 4 mph

Sun 6/25

77° /64°
25%
Turning cloudy and humid

RealFeel® Sun90°

RealFeel Shade™82°

Max UV Index7 High

WindWSW 6 mph

Mon 6/26

78° /65°
65%
Cloudy and humid with showers and thunderstorms

RealFeel® Sun81°

RealFeel Shade™80°

Max UV Index2 Low

WindE 9 mph

Tue 6/27

76° /63°
25%
Mostly cloudy

RealFeel® Sun75°

RealFeel Shade™72°

Max UV Index5 Moderate

WindENE 10 mph

Wed 6/28

74° /64°
25%
Mostly cloudy

RealFeel® Sun75°

RealFeel Shade™71°

Max UV Index4 Moderate

WindSE 7 mph

Thu 6/29

78° /64°
15%
Partly sunny

RealFeel® Sun80°

RealFeel Shade™75°

Max UV Index10 Very High

WindENE 12 mph

Fri 6/30

77° /64°
7%
Mostly sunny

RealFeel® Sun85°

RealFeel Shade™75°

Max UV Index10 Very High

WindE 5 mph

Sat 7/1

80° /63°
1%
Mostly sunny

RealFeel® Sun85°

RealFeel Shade™78°

Max UV Index10 Very High

WindESE 6 mph

Sun 7/2

77° /66°
25%
Clouds to start, then sunshine returns and humid

RealFeel® Sun79°

RealFeel Shade™74°

Max UV Index9 Very High

WindSSE 14 mph

Mon 7/3

77° /66°
40%
Partly sunny and humid with widely separated thunderstorms

RealFeel® Sun79°

RealFeel Shade™76°

Max UV Index10 Very High

WindSSW 16 mph

Tue 7/4

80° /66°
3%
Mostly sunny and humid

RealFeel® Sun82°

RealFeel Shade™77°

Max UV Index10 Very High

WindSSW 16 mph

Wed 7/5

82° /61°
65%
Intervals of clouds and sunshine with a couple of thunderstorms, especially early; humid

RealFeel® Sun89°

RealFeel Shade™82°

Max UV Index10 Very High

WindWSW 10 mph

Thu 7/6

77° /66°
3%
Mostly sunny

RealFeel® Sun80°

RealFeel Shade™74°

Max UV Index10 Very High

WindWSW 9 mph

Fri 7/7

82° /66°
1%
Sunshine

RealFeel® Sun92°

RealFeel Shade™80°

Max UV Index10 Very High

WindENE 5 mph

Sat 7/8

83° /67°
7%
Mostly sunny

RealFeel® Sun85°

RealFeel Shade™80°

Max UV Index10 Very High

WindSSW 12 mph

Sun 7/9

83° /65°
65%
Times of clouds and sun with a couple of showers and a thunderstorm, mainly later; humid

RealFeel® Sun86°

RealFeel Shade™82°

Max UV Index10 Very High

WindSW 14 mph

Mon 7/10

81° /64°
3%
Partly sunny and less humid

RealFeel® Sun86°

RealFeel Shade™78°

Max UV Index10 Very High

WindNNW 7 mph

Tue 7/11

81° /67°
0%
Mostly sunny

RealFeel® Sun88°

RealFeel Shade™78°

Max UV Index10 Very High

WindW 7 mph

Wed 7/12

81° /64°
61%
Windy with periods of rain

RealFeel® Sun82°

RealFeel Shade™81°

Max UV Index4 Moderate

WindSW 20 mph

Thu 7/13

79° /64°
0%
Plenty of sun

RealFeel® Sun82°

RealFeel Shade™76°

Max UV Index10 Very High

WindWNW 10 mph

Fri 7/14

79° /66°
1%
Abundant sunshine

RealFeel® Sun82°

RealFeel Shade™76°

Max UV Index10 Very High

WindSW 9 mph

Sat 7/15

80° /62°
58%
Intervals of clouds and sunshine with a couple of showers and a thunderstorm

RealFeel® Sun82°

RealFeel Shade™78°

Max UV Index10 Very High

WindSSW 16 mph

Sun 7/16

79° /64°
1%
Mostly sunny

RealFeel® Sun80°

RealFeel Shade™76°

Max UV Index10 Very High

WindWNW 13 mph

Mon 7/17

79° /66°
0%
Mostly sunny

RealFeel® Sun89°

RealFeel Shade™77°

Max UV Index10 Very High

WindW 6 mph

Tue 7/18

78° /66°
7%
Partly sunny and windy

RealFeel® Sun78°

RealFeel Shade™74°

Max UV Index10 Very High

WindS 16 mph

Wed 7/19

83° /67°
55%
A couple of showers in the morning; otherwise, humid with sun and clouds

RealFeel® Sun87°

RealFeel Shade™82°

Max UV Index10 Very High

WindWSW 12 mph

Thu 7/20

80° /68°
65%
Clouds and sun with a couple of showers and a thunderstorm, mainly later; humid

RealFeel® Sun89°

RealFeel Shade™81°

Max UV Index10 Very High

WindESE 7 mph

Fri 7/21

79° /68°
25%
Humid with intervals of clouds and sun

RealFeel® Sun84°

RealFeel Shade™78°

Max UV Index10 Very High

WindSE 10 mph

Sat 7/22

83° /64°
3%
Mostly sunny

RealFeel® Sun89°

RealFeel Shade™81°

Max UV Index10 Very High

WindSW 8 mph

Sun 7/23

81° /63°
3%
Clouds to start, then sunshine returns

RealFeel® Sun83°

RealFeel Shade™78°

Max UV Index10 Very High

WindW 13 mph

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