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St. Clair, MI

66°F
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St. Clair

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66°
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St. Clair, MI Weather
Today WinterCast Local {stormName} Tracker Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

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4 AM

64°
RealFeel® 61°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 67%
Chevron down
Showers

WindSSW 8 mph

Air QualityFair

Wind Gusts9 mph

Humidity93%

Indoor Humidity81% (Slightly Humid)

Dew Point62° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover96%

Visibility10 mi

Cloud Ceiling14800 ft

5 AM

64°
RealFeel® 63°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 40%
Chevron down
Cloudy

WindS 6 mph

Air QualityFair

Wind Gusts7 mph

Humidity88%

Indoor Humidity76% (Slightly Humid)

Dew Point60° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover92%

Visibility10 mi

Cloud Ceiling14400 ft

6 AM

63°
RealFeel® 62°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 34%
Chevron down
Cloudy

WindS 6 mph

Air QualityFair

Wind Gusts7 mph

Humidity89%

Indoor Humidity75% (Slightly Humid)

Dew Point60° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover99%

Visibility10 mi

Cloud Ceiling14500 ft

7 AM

63°
RealFeel® 62°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 37%
Chevron down
Cloudy

WindS 7 mph

Air QualityFair

Wind Gusts7 mph

Humidity91%

Indoor Humidity76% (Slightly Humid)

Dew Point60° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover95%

Visibility10 mi

Cloud Ceiling14700 ft

8 AM

64°
RealFeel® 64°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 47%
Chevron down
Mostly cloudy

RealFeel Shade™64°

WindSSW 7 mph

Air QualityFair

Max UV Index0.2 (Low)

Wind Gusts9 mph

Humidity89%

Indoor Humidity78% (Slightly Humid)

Dew Point61° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover76%

Visibility10 mi

Cloud Ceiling19800 ft

9 AM

68°
RealFeel® 64°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 51%
Chevron down
Showers

RealFeel Shade™64°

WindSSW 7 mph

Air QualityFair

Max UV Index0.5 (Low)

Wind Gusts10 mph

Humidity84%

Indoor Humidity83% (Humid)

Dew Point63° F

AccuLumen Brightness Index™4 (Dull)

Cloud Cover76%

Rain0.02 in

Visibility6 mi

Cloud Ceiling7000 ft

10 AM

71°
RealFeel® 71°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 47%
Chevron down
Mostly cloudy

RealFeel Shade™69°

WindSSW 8 mph

Air QualityFair

Max UV Index1.6 (Low)

Wind Gusts13 mph

Humidity77%

Indoor Humidity77% (Humid)

Dew Point63° F

AccuLumen Brightness Index™5 (Medium)

Cloud Cover76%

Visibility10 mi

Cloud Ceiling30000 ft

11 AM

74°
RealFeel® 74°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 34%
Chevron down
Mostly cloudy

RealFeel Shade™71°

WindSW 9 mph

Air QualityFair

Max UV Index2.1 (Low)

Wind Gusts15 mph

Humidity69%

Indoor Humidity69% (Humid)

Dew Point63° F

AccuLumen Brightness Index™5 (Medium)

Cloud Cover76%

Visibility10 mi

Cloud Ceiling30000 ft

12 PM

76°
RealFeel® 77°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 34%
Chevron down
Mostly cloudy

RealFeel Shade™74°

WindSW 9 mph

Air QualityFair

Max UV Index2.6 (Moderate)

Wind Gusts17 mph

Humidity62%

Indoor Humidity62% (Humid)

Dew Point63° F

AccuLumen Brightness Index™5 (Medium)

Cloud Cover76%

Visibility10 mi

Cloud Ceiling30000 ft

1 PM

79°
RealFeel® 80°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 29%
Chevron down
Mostly cloudy

RealFeel Shade™77°

WindWSW 10 mph

Air QualityFair

Max UV Index2.8 (Moderate)

Wind Gusts20 mph

Humidity58%

Indoor Humidity58% (Humid)

Dew Point63° F

AccuLumen Brightness Index™5 (Medium)

Cloud Cover76%

Visibility10 mi

Cloud Ceiling30000 ft

2 PM

81°
RealFeel® 81°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 20%
Chevron down
Mostly cloudy

RealFeel Shade™78°

Heat Index82°

WindWSW 10 mph

Air QualityFair

Max UV Index2.6 (Moderate)

Wind Gusts18 mph

Humidity56%

Indoor Humidity56% (Humid)

Dew Point64° F

AccuLumen Brightness Index™5 (Medium)

Cloud Cover76%

Visibility10 mi

Cloud Ceiling30000 ft

3 PM

82°
RealFeel® 82°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
rain drop 20%
Chevron down
Mostly cloudy

RealFeel Shade™80°

Heat Index83°

WindWSW 10 mph

Air QualityFair

Max UV Index2.1 (Low)

Wind Gusts17 mph

Humidity54%

Indoor Humidity54% (Humid)

Dew Point64° F

AccuLumen Brightness Index™5 (Medium)

Cloud Cover76%

Visibility10 mi

Cloud Ceiling30000 ft

4 PM

81°
RealFeel® 80°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 20%
Chevron down
Cloudy

RealFeel Shade™79°

Heat Index82°

WindWSW 9 mph

Air QualityFair

Max UV Index1.2 (Low)

Wind Gusts16 mph

Humidity57%

Indoor Humidity57% (Humid)

Dew Point64° F

AccuLumen Brightness Index™2 (Dark)

Cloud Cover90%

Visibility10 mi

Cloud Ceiling30000 ft

5 PM

79°
RealFeel® 78°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 20%
Chevron down
Mostly cloudy

RealFeel Shade™78°

WindW 9 mph

Air QualityFair

Max UV Index0.8 (Low)

Wind Gusts14 mph

Humidity60%

Indoor Humidity60% (Humid)

Dew Point64° F

AccuLumen Brightness Index™3 (Dull)

Cloud Cover86%

Visibility10 mi

Cloud Ceiling30000 ft

6 PM

76°
RealFeel® 75°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 20%
Chevron down
Mostly cloudy

RealFeel Shade™75°

WindW 8 mph

Air QualityFair

Max UV Index0.3 (Low)

Wind Gusts13 mph

Humidity64%

Indoor Humidity64% (Humid)

Dew Point63° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover76%

Visibility10 mi

Cloud Ceiling30000 ft

7 PM

73°
RealFeel® 72°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 13%
Chevron down
Mostly cloudy

WindW 7 mph

Air QualityFair

Wind Gusts10 mph

Humidity69%

Indoor Humidity69% (Humid)

Dew Point63° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover76%

Visibility10 mi

Cloud Ceiling30000 ft

8 PM

70°
RealFeel® 69°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Cloudy

WindW 6 mph

Air QualityFair

Wind Gusts8 mph

Humidity74%

Indoor Humidity74% (Slightly Humid)

Dew Point62° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover95%

Visibility10 mi

Cloud Ceiling24900 ft

9 PM

67°
RealFeel® 66°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Cloudy

WindWNW 5 mph

Air QualityFair

Wind Gusts5 mph

Humidity79%

Indoor Humidity77% (Slightly Humid)

Dew Point61° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover95%

Visibility10 mi

Cloud Ceiling19800 ft

10 PM

65°
RealFeel® 65°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Cloudy

WindWNW 4 mph

Air QualityFair

Wind Gusts5 mph

Humidity84%

Indoor Humidity74% (Slightly Humid)

Dew Point59° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover95%

Visibility10 mi

Cloud Ceiling14700 ft

11 PM

63°
RealFeel® 63°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Cloudy

WindNW 4 mph

Air QualityFair

Wind Gusts5 mph

Humidity85%

Indoor Humidity71% (Slightly Humid)

Dew Point58° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover97%

Visibility10 mi

Cloud Ceiling9800 ft

Hourly Weather Forecast for St. Clair

AccuWeather's hourly forecast for St. Clair provides hour-by-hour temperatures, RealFeel® Temperature, and precipitation probability through the next 10 days. The current hour shows 64° with a RealFeel® of 61°, showers with a 67% chance of precipitation. Each hourly forecast includes wind speed, humidity, air quality, UV index, and the AccuLumen Brightness Index™, AccuWeather's measure of perceived outdoor light intensity. Forecasts are generated by proprietary systems developed by AccuWeather meteorologists since 1962.

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