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Waterloo, Ontario

66°F
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Waterloo

Ontario

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

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4 AM

63°
RealFeel® 61°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 49%
Chevron down
Mostly cloudy

WindS 9 mph

Air QualityFair

Wind Gusts15 mph

Humidity90%

Indoor Humidity76% (Slightly Humid)

Dew Point60° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover79%

Visibility10 mi

Cloud Ceiling19100 ft

5 AM

62°
RealFeel® 59°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 34%
Chevron down
Cloudy

WindSSW 9 mph

Air QualityFair

Wind Gusts16 mph

Humidity91%

Indoor Humidity75% (Slightly Humid)

Dew Point60° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover95%

Visibility10 mi

Cloud Ceiling4000 ft

6 AM

62°
RealFeel® 59°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 34%
Chevron down
Cloudy

RealFeel Shade™59°

WindSSW 9 mph

Air QualityFair

Max UV Index0.1 (Low)

Wind Gusts17 mph

Humidity94%

Indoor Humidity75% (Slightly Humid)

Dew Point60° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover95%

Visibility10 mi

Cloud Ceiling6700 ft

7 AM

64°
RealFeel® 62°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 23%
Chevron down
Cloudy

RealFeel Shade™62°

WindSSW 10 mph

Air QualityFair

Max UV Index0.6 (Low)

Wind Gusts17 mph

Humidity88%

Indoor Humidity76% (Slightly Humid)

Dew Point60° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover95%

Visibility10 mi

Cloud Ceiling30000 ft

8 AM

67°
RealFeel® 67°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 1%
Chevron down
Partly sunny

RealFeel Shade™64°

WindSW 10 mph

Air QualityFair

Max UV Index2.0 (Low)

Wind Gusts17 mph

Humidity80%

Indoor Humidity78% (Slightly Humid)

Dew Point61° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover46%

Visibility10 mi

Cloud Ceiling30000 ft

9 AM

71°
RealFeel® 71°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 1%
Chevron down
Partly sunny

RealFeel Shade™68°

WindSW 12 mph

Air QualityFair

Max UV Index3.2 (Moderate)

Wind Gusts20 mph

Humidity73%

Indoor Humidity73% (Slightly Humid)

Dew Point62° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover47%

Visibility10 mi

Cloud Ceiling30000 ft

10 AM

74°
RealFeel® 76°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 1%
Chevron down
Intermittent clouds

RealFeel Shade™71°

WindSW 14 mph

Air QualityFair

Max UV Index4.5 (Moderate)

Wind Gusts22 mph

Humidity67%

Indoor Humidity67% (Humid)

Dew Point63° F

AccuLumen Brightness Index™7 (Bright)

Cloud Cover54%

Visibility10 mi

Cloud Ceiling30000 ft

11 AM

77°
RealFeel® 78°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 1%
Chevron down
Intermittent clouds

RealFeel Shade™73°

WindSW 16 mph

Air QualityFair

Max UV Index5.1 (Moderate)

Wind Gusts24 mph

Humidity62%

Indoor Humidity62% (Humid)

Dew Point63° F

AccuLumen Brightness Index™7 (Bright)

Cloud Cover61%

Visibility10 mi

Cloud Ceiling19200 ft

12 PM

79°
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 1%
Chevron down
Intermittent clouds
alerts

Yellow Warning - Heat

12:00 PM Monday - 11:00 PM Tuesday

RealFeel Shade™76°

Heat Index80°

WindSW 16 mph

Air QualityFair

Max UV Index8.4 (Very High)

Wind Gusts25 mph

Humidity56%

Indoor Humidity56% (Humid)

Dew Point63° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover52%

Visibility10 mi

Cloud Ceiling30000 ft

1 PM

82°
RealFeel® 84°
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 1%
Chevron down
Partly sunny
alerts

Yellow Warning - Heat

12:00 PM Monday - 11:00 PM Tuesday

RealFeel Shade™78°

Heat Index83°

WindSW 17 mph

Air QualityFair

Max UV Index9.2 (Very High)

Wind Gusts28 mph

Humidity51%

Indoor Humidity51% (Slightly Humid)

Dew Point62° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover46%

Visibility10 mi

Cloud Ceiling30000 ft

2 PM

83°
RealFeel® 85°
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 0%
Chevron down
Partly sunny
alerts

Yellow Warning - Heat

12:00 PM Monday - 11:00 PM Tuesday

RealFeel Shade™79°

Heat Index84°

WindSSW 17 mph

Air QualityFair

Max UV Index8.4 (Very High)

Wind Gusts29 mph

Humidity49%

Indoor Humidity49% (Slightly Humid)

Dew Point62° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover46%

Visibility10 mi

Cloud Ceiling30000 ft

3 PM

84°
RealFeel® 85°
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 0%
Chevron down
Partly sunny
alerts

Yellow Warning - Heat

12:00 PM Monday - 11:00 PM Tuesday

RealFeel Shade™80°

Heat Index85°

WindSSW 18 mph

Air QualityPoor

Max UV Index6.5 (High)

Wind Gusts30 mph

Humidity47%

Indoor Humidity47% (Slightly Humid)

Dew Point62° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover46%

Visibility10 mi

Cloud Ceiling30000 ft

4 PM

83°
RealFeel® 83°
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 0%
Chevron down
Partly sunny
alerts

Yellow Warning - Heat

12:00 PM Monday - 11:00 PM Tuesday

RealFeel Shade™79°

Heat Index84°

WindSSW 18 mph

Air QualityPoor

Max UV Index4.5 (Moderate)

Wind Gusts31 mph

Humidity49%

Indoor Humidity49% (Slightly Humid)

Dew Point62° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover46%

Visibility10 mi

Cloud Ceiling30000 ft

5 PM

82°
RealFeel® 81°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Partly sunny
alerts

Yellow Warning - Heat

12:00 PM Monday - 11:00 PM Tuesday

RealFeel Shade™78°

Heat Index83°

WindSSW 20 mph

Air QualityPoor

Max UV Index3.2 (Moderate)

Wind Gusts32 mph

Humidity51%

Indoor Humidity51% (Slightly Humid)

Dew Point62° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover46%

Visibility10 mi

Cloud Ceiling30000 ft

6 PM

81°
RealFeel® 79°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Partly sunny
alerts

Yellow Warning - Heat

12:00 PM Monday - 11:00 PM Tuesday

RealFeel Shade™77°

Heat Index82°

WindSSW 20 mph

Air QualityFair

Max UV Index2.0 (Low)

Wind Gusts31 mph

Humidity52%

Indoor Humidity52% (Slightly Humid)

Dew Point62° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover46%

Visibility10 mi

Cloud Ceiling30000 ft

7 PM

79°
RealFeel® 76°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 1%
Chevron down
Partly sunny
alerts

Yellow Warning - Heat

12:00 PM Monday - 11:00 PM Tuesday

RealFeel Shade™75°

WindSW 18 mph

Air QualityFair

Max UV Index1.1 (Low)

Wind Gusts29 mph

Humidity56%

Indoor Humidity56% (Slightly Humid)

Dew Point62° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover46%

Visibility10 mi

Cloud Ceiling30000 ft

8 PM

76°
RealFeel® 73°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 4%
Chevron down
Partly sunny
alerts

Yellow Warning - Heat

12:00 PM Monday - 11:00 PM Tuesday

RealFeel Shade™73°

WindSW 17 mph

Air QualityFair

Max UV Index0.3 (Low)

Wind Gusts28 mph

Humidity62%

Indoor Humidity62% (Slightly Humid)

Dew Point62° F

AccuLumen Brightness Index™2 (Dark)

Cloud Cover37%

Visibility10 mi

Cloud Ceiling30000 ft

9 PM

75°
RealFeel® 71°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 4%
Chevron down
Partly cloudy
alerts

Yellow Warning - Heat

12:00 PM Monday - 11:00 PM Tuesday

WindSW 15 mph

Air QualityFair

Wind Gusts25 mph

Humidity67%

Indoor Humidity67% (Humid)

Dew Point63° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling30000 ft

10 PM

72°
RealFeel® 70°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 4%
Chevron down
Partly cloudy
alerts

Yellow Warning - Heat

12:00 PM Monday - 11:00 PM Tuesday

WindWSW 12 mph

Air QualityFair

Wind Gusts24 mph

Humidity75%

Indoor Humidity75% (Humid)

Dew Point64° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling30000 ft

11 PM

70°
RealFeel® 69°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 4%
Chevron down
Partly cloudy
alerts

Yellow Warning - Heat

12:00 PM Monday - 11:00 PM Tuesday

WindW 9 mph

Air QualityFair

Wind Gusts23 mph

Humidity80%

Indoor Humidity80% (Humid)

Dew Point64° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling30000 ft

Hourly Weather Forecast for Waterloo

AccuWeather's hourly forecast for Waterloo provides hour-by-hour temperatures, RealFeel® Temperature, and precipitation probability through the next 10 days. The current hour shows 63° with a RealFeel® of 61°, mostly cloudy with a 49% 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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Weather Near Waterloo:

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  • Mississauga Valley, Ontario
  • Toronto, Ontario
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