🇨🇦 St. Catharines 天氣
每小時預報 - St. Catharines
20:00
15°
0%
21:00
14°
0%
22:00
13°
0%
23:00
13°
0%
00:00
13°
0%
01:00
13°
0%
02:00
12°
0%
03:00
12°
0%
04:00
12°
0%
05:00
12°
0%
06:00
12°
0%
07:00
11°
100%
08:00
11°
100%
09:00
10°
100%
10:00
10°
100%
11:00
9°
100%
12:00
9°
100%
13:00
9°
100%
14:00
9°
100%
15:00
9°
100%
16:00
9°
100%
17:00
9°
100%
18:00
9°
100%
19:00
10°
100%
14 天預報 - St. Catharines
2026-05-22
Sunny
20° /
5°
2026-05-23
Heavy rain
12° /
9°
2026-05-24
Moderate rain
16° /
10°
2026-05-25
Partly Cloudy
18° /
11°
2026-05-26
Patchy rain nearby
21° /
13°
2026-05-27
Mist
17° /
12°
2026-05-28
Sunny
17° /
11°
其他預報 St. Catharines
空氣質量
💨 US EPA Index 1 (Good)
CO (Carbon Monoxide) 133.8 μg/m³
O₃ (Ozone) 74.0 μg/m³
NO₂ (Nitrogen Dioxide) 6.0 μg/m³
SO₂ (Sulphur Dioxide) 1.4 μg/m³
PM2.5 (Fine particles) 5.8 μg/m³
PM10 (Coarse particles) 6.3 μg/m³