Currently: 72 °F. Partly sunny. (Weather station: Saint Catharines Airport, Canada). See more current weather
St. Catharines Extended Forecast with high and low temperatures
2 Week Extended Forecast in St. Catharines, Ontario, Canada
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| Conditions | Comfort | Precipitation | Sun | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Day | Temperature | Weather | Feels Like | Wind | Humidity | Chance | Amount | UV | Sunrise | Sunset | ||
|
Wed
Sep 10 |
|
76 / 55 °F | Cloudy. | 78 °F | 2 mph | ↑ | 49% | 0% | 0.00" | 3 (Moderate) | 6:51 am | 7:35 pm |
|
Thu
Sep 11 |
|
75 / 57 °F | Morning clouds. | 77 °F | 6 mph | ↑ | 50% | 0% | 0.00" | 3 (Moderate) | 6:52 am | 7:33 pm |
|
Fri
Sep 12 |
|
75 / 56 °F | Partly cloudy. | 77 °F | 4 mph | ↑ | 55% | 0% | 0.00" | 3 (Moderate) | 6:53 am | 7:31 pm |
|
Sat
Sep 13 |
|
77 / 60 °F | Showers late. Cloudy. | 76 °F | 9 mph | ↑ | 62% | 40% | 0.04" | 0 (Low) | 6:54 am | 7:29 pm |
|
Sun
Sep 14 |
|
75 / 59 °F | Sprinkles early. Morning clouds. | 76 °F | 7 mph | ↑ | 61% | 48% | 0.02" | 3 (Moderate) | 6:55 am | 7:28 pm |
|
Mon
Sep 15 |
|
73 / 55 °F | Mostly sunny. | 76 °F | 9 mph | ↑ | 64% | 0% | 0.00" | 3 (Moderate) | 6:56 am | 7:26 pm |
|
Tue
Sep 16 |
|
78 / 56 °F | Partly cloudy. | 79 °F | 3 mph | ↑ | 54% | 0% | 0.00" | 3 (Moderate) | 6:57 am | 7:24 pm |
|
Wed
Sep 17 |
|
84 / 59 °F | Sunny. | 80 °F | 5 mph | ↑ | 44% | 3% | 0.00" | 3 (Moderate) | 6:59 am | 7:22 pm |
|
Thu
Sep 18 |
|
84 / 65 °F | Scattered clouds. | 82 °F | 15 mph | ↑ | 40% | 4% | 0.00" | 3 (Moderate) | 7:00 am | 7:20 pm |
|
Fri
Sep 19 |
|
81 / 66 °F | Mostly sunny. | 83 °F | 6 mph | ↑ | 63% | 5% | 0.00" | 3 (Moderate) | 7:01 am | 7:19 pm |
|
Sat
Sep 20 |
|
79 / 66 °F | Afternoon clouds. | 81 °F | 2 mph | ↑ | 56% | 6% | 0.00" | 3 (Moderate) | 7:02 am | 7:17 pm |
|
Sun
Sep 21 |
|
79 / 64 °F | Isolated tstorms late. Mostly cloudy. | 80 °F | 12 mph | ↑ | 49% | 59% | 0.20" | 3 (Moderate) | 7:03 am | 7:15 pm |
|
Mon
Sep 22 |
|
73 / 61 °F | Sprinkles early. Overcast. | 76 °F | 13 mph | ↑ | 59% | 56% | 0.24" | 0 (Low) | 7:04 am | 7:13 pm |
|
Tue
Sep 23 |
|
70 / 55 °F | Scattered clouds. | 63 °F | 3 mph | ↑ | 48% | 6% | 0.00" | 3 (Moderate) | 7:05 am | 7:11 pm |
|
Wed
Sep 24 |
|
68 / 52 °F | Afternoon clouds. | 67 °F | 8 mph | ↑ | 45% | 6% | 0.00" | 3 (Moderate) | 7:06 am | 7:10 pm |
| * Updated Wednesday, September 10, 2025 5:23:40 am St. Catharines time - Weather by CustomWeather, © 2025 | ||||||||||||