🇨🇦 Weather in Waterloo
Map Overlays:
Hourly Forecast for Waterloo
15:00
17°
0%
16:00
18°
0%
17:00
18°
0%
18:00
18°
0%
19:00
17°
0%
20:00
16°
0%
21:00
16°
0%
22:00
16°
0%
23:00
15°
0%
00:00
14°
0%
01:00
13°
0%
02:00
13°
0%
03:00
12°
0%
04:00
11°
0%
05:00
10°
0%
06:00
11°
0%
07:00
12°
0%
08:00
12°
0%
09:00
14°
0%
10:00
15°
0%
11:00
17°
0%
12:00
19°
0%
13:00
20°
0%
14:00
21°
0%
14-Day Forecast for Waterloo
2026-05-24
Patchy rain nearby
18° /
8°
2026-05-25
Partly Cloudy
22° /
10°
2026-05-26
Sunny
24° /
12°
2026-05-27
Overcast
21° /
13°
2026-05-28
Partly Cloudy
17° /
9°
2026-05-29
Sunny
16° /
7°
2026-05-30
Sunny
16° /
4°
Additional Forecasts for Waterloo
Air Quality
💨 US EPA Index 1 (Good)
CO (Carbon Monoxide) 142.8 μg/m³
O₃ (Ozone) 75.0 μg/m³
NO₂ (Nitrogen Dioxide) 5.8 μg/m³
SO₂ (Sulphur Dioxide) 1.8 μg/m³
PM2.5 (Fine particles) 5.0 μg/m³
PM10 (Coarse particles) 5.3 μg/m³