August 12 - September 25

Tue 8/12

Hot with the temperature breaking the record of 89 set in 1947 with sunshine and a few clouds; caution advised if doing strenuous activities outside

alerts

Heat Warning

11:24 AM Tuesday - 8:00 PM Wednesday

RealFeel®101°

RealFeel Shade™93°

Max UV Index7 (High)

WindS 6 mph

Wed 8/13

88° /69°

55%

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

alerts

Heat Warning

11:24 AM Tuesday - 8:00 PM Wednesday

RealFeel®96°

RealFeel Shade™89°

Max UV Index7 (High)

WindSW 8 mph

Thu 8/14

83° /58°

25%

Less humid with partial sunshine

RealFeel®86°

RealFeel Shade™81°

Max UV Index7 (High)

WindNNW 7 mph

Fri 8/15

82° /62°

Mostly sunny

RealFeel®83°

RealFeel Shade™79°

Max UV Index7 (High)

WindE 7 mph

Sat 8/16

86° /67°

Mostly sunny and very warm

RealFeel®88°

RealFeel Shade™83°

Max UV Index7 (High)

WindSSW 7 mph

Sun 8/17

79° /57°

72%

Intervals of clouds and sunshine with widely separated thunderstorms; not as warm

RealFeel®80°

RealFeel Shade™76°

Max UV Index4 (Moderate)

WindW 9 mph

Mon 8/18

71° /53°

Pleasant and less humid with plenty of sunshine

RealFeel®73°

RealFeel Shade™68°

Max UV Index7 (High)

WindN 9 mph

Tue 8/19

75° /58°

Plenty of sunshine

RealFeel®76°

RealFeel Shade™72°

Max UV Index7 (High)

WindNNW 7 mph

Wed 8/20

73° /55°

Plenty of sunshine

RealFeel®75°

RealFeel Shade™71°

Max UV Index7 (High)

WindNNE 8 mph

Thu 8/21

72° /57°

Clouds and sunshine

RealFeel®73°

RealFeel Shade™69°

Max UV Index6 (High)

WindNNW 7 mph

Fri 8/22

77° /61°

Plenty of sunshine

RealFeel®81°

RealFeel Shade™74°

Max UV Index6 (High)

WindNW 5 mph

Sat 8/23

77° /62°

Mostly sunny

RealFeel®81°

RealFeel Shade™74°

Max UV Index6 (High)

WindW 6 mph

Sun 8/24

79° /60°

56%

Mostly cloudy with a bit of rain

RealFeel®80°

RealFeel Shade™76°

Max UV Index3 (Moderate)

WindSW 6 mph

Mon 8/25

76° /61°

25%

Turning cloudy

RealFeel®74°

RealFeel Shade™74°

Max UV Index3 (Moderate)

WindWSW 8 mph

Tue 8/26

78° /60°

Sunny and humid

RealFeel®86°

RealFeel Shade™78°

Max UV Index6 (High)

WindS 2 mph

Wed 8/27

79° /62°

61%

Humid with more clouds than sun; a couple of showers and a thunderstorm in the afternoon

RealFeel®81°

RealFeel Shade™81°

Max UV Index4 (Moderate)

WindSSW 6 mph

Thu 8/28

78° /60°

25%

Cloudy and less humid

RealFeel®77°

RealFeel Shade™77°

Max UV Index2 (Low)

WindNNW 7 mph

Fri 8/29

71° /56°

10%

Mostly sunny

RealFeel®78°

RealFeel Shade™69°

Max UV Index6 (High)

WindNNW 2 mph

Sat 8/30

72° /55°

20%

Partly sunny

RealFeel®76°

RealFeel Shade™71°

Max UV Index3 (Moderate)

WindSSW 2 mph

Sun 8/31

77° /60°

25%

Mostly cloudy

RealFeel®78°

RealFeel Shade™78°

Max UV Index2 (Low)

WindS 2 mph

Mon 9/1

77° /61°

60%

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

RealFeel®78°

RealFeel Shade™78°

Max UV Index2 (Low)

WindS 4 mph

Tue 9/2

76° /58°

20%

Partly sunny and less humid

RealFeel®76°

RealFeel Shade™73°

Max UV Index5 (Moderate)

WindNNE 10 mph

Wed 9/3

69° /54°

20%

More sun than clouds

RealFeel®72°

RealFeel Shade™67°

Max UV Index5 (Moderate)

WindENE 7 mph

Thu 9/4

73° /59°

73%

Cloudy; a passing morning shower followed by rain in the afternoon

RealFeel®69°

RealFeel Shade™69°

Max UV Index1 (Low)

WindSSE 6 mph

Fri 9/5

70° /59°

43%

Cloudy with a shower in the area

RealFeel®72°

RealFeel Shade™72°

Max UV Index1 (Low)

WindE 4 mph

Sat 9/6

76° /58°

25%

Still cloudy

RealFeel®77°

RealFeel Shade™77°

Max UV Index1 (Low)

WindNE 1 mph

Sun 9/7

75° /59°

25%

Intervals of clouds and sunshine

RealFeel®76°

RealFeel Shade™75°

Max UV Index3 (Moderate)

WindENE 5 mph

Mon 9/8

74° /59°

70%

Cloudy and humid; showers and thunderstorms in the afternoon

RealFeel®76°

RealFeel Shade™76°

Max UV Index2 (Low)

WindSE 5 mph

Tue 9/9

71° /58°

55%

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

RealFeel®74°

RealFeel Shade™74°

Max UV Index1 (Low)

WindWSW 1 mph

Wed 9/10

74° /58°

64%

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

RealFeel®76°

RealFeel Shade™75°

Max UV Index2 (Low)

WindS 5 mph

Thu 9/11

75° /57°

25%

Less humid with clouds and sunshine

RealFeel®76°

RealFeel Shade™72°

Max UV Index5 (Moderate)

WindNW 8 mph

Fri 9/12

75° /47°

Sunshine and a few clouds

RealFeel®77°

RealFeel Shade™74°

Max UV Index5 (Moderate)

WindSW 6 mph

Sat 9/13

66° /45°

Not as warm with partial sunshine

RealFeel®67°

RealFeel Shade™64°

Max UV Index5 (Moderate)

WindNNW 8 mph

Sun 9/14

64° /54°

Clouds to start, then sunshine returns

RealFeel®69°

RealFeel Shade™64°

Max UV Index3 (Moderate)

WindNNE 5 mph

Mon 9/15

66° /43°

70%

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

RealFeel®63°

RealFeel Shade™63°

Max UV Index1 (Low)

WindSW 15 mph

Tue 9/16

60° /45°

25%

Intervals of clouds and sunshine

RealFeel®58°

RealFeel Shade™58°

Max UV Index4 (Moderate)

WindW 7 mph

Wed 9/17

61° /45°

21%

Intervals of clouds and sunshine

RealFeel®59°

RealFeel Shade™59°

Max UV Index4 (Moderate)

WindSW 9 mph

Thu 9/18

62° /42°

55%

Mostly cloudy with occasional rain

RealFeel®61°

RealFeel Shade™61°

Max UV Index2 (Low)

WindSW 9 mph

Fri 9/19

70° /48°

Mostly sunny

RealFeel®70°

RealFeel Shade™67°

Max UV Index4 (Moderate)

WindSE 8 mph

Sat 9/20

64° /49°

76%

Mostly cloudy with rain tapering to a couple of showers

RealFeel®62°

RealFeel Shade™61°

Max UV Index1 (Low)

WindS 8 mph

Sun 9/21

63° /44°

Partly sunny

RealFeel®66°

RealFeel Shade™64°

Max UV Index4 (Moderate)

WindWSW 7 mph

Mon 9/22

73° /41°

Mostly sunny

RealFeel®72°

RealFeel Shade™70°

Max UV Index4 (Moderate)

WindSSW 9 mph

Tue 9/23

67° /47°

Partial sunshine

RealFeel®66°

RealFeel Shade™64°

Max UV Index4 (Moderate)

WindNNW 10 mph

Wed 9/24

61° /50°

Plenty of sunshine

RealFeel®62°

RealFeel Shade™59°

Max UV Index4 (Moderate)

WindENE 7 mph

Thu 9/25

60° /39°

62%

Rain at times

RealFeel®55°

RealFeel Shade™55°

Max UV Index1 (Low)

WindSE 10 mph

Châteauguay, Quebec

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Weather Near Châteauguay: