Waterloo Weather Today — Ontario, Canada
Current temperature, rain chance, humidity, wind and air quality in Waterloo, plus an hourly and 3-day forecast. Updated through the day.
14:58
Fri, 18 Sep 2026
📍 Ontario, Canada
Waterloo??
20
°C
Partly Cloudy
Feels 17°C · 68°F
💧 44% Humidity
💨 ↑ 13.7 km/h N
👁 10 km Visibility
🌧 0 mm Precip
☁ 32% Cloud
☀️ UV High
🌿 AQI Good
☀️ UV Index
5.6
High
🔵 Pressure
1023
hPa · 30.22 in
💨 Wind
13.7
km/h · Gust 31.7 km/h
↑ N
💧 Humidity
44%
Dew point 7.5°C
👁 Visibility
10
km · 6 miles
🌡 Heat Index
20.1°
Wind chill 20.1°C
🌿 Air Quality
Good
US EPA Index: 1
🌅
Sunrise
07:05 AM
🌇
Sunset
07:27 PM
📅 3-Day Forecast
Friday
18 Sep 2026
Sunny
20°
/
11°
💧61%
🌧0mm
💨19
☀️UV 5.9
Saturday
19 Sep 2026
Overcast
17°
/
10°
💧60%
🌧0mm
💨23
☀️UV 5.7
Sunday
20 Sep 2026
Overcast
18°
/
11°
💧66%
🌧1.49mm
💨17
☀️UV 2.3
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