No
you don't need a jacket based on the weather in St. Catharines, ON, Canada 1 second ago
68°F20°C & Cloudy
Wind is 5 mph8 km/h from the South, gusting to 10 mph16 km/h
| June 19 | ||||
| 1am | 68°F20°C | 6 mph9 km/h South | Rain | |
| 2am | 69°F20°C | 7 mph11 km/h South | Cloudy | |
| 3am | 69°F21°C | 6 mph9 km/h South | Cloudy | |
| 4am | 69°F20°C | 10 mph16 km/h South | Cloudy | |
| 5am | 68°F20°C | 12 mph19 km/h Southwest | Rain | |
| 6am | 69°F21°C | 11 mph18 km/h South | Cloudy | |
| 7am | 70°F21°C | 14 mph23 km/h Southwest | Mostly Cloudy | |
| 8am | 71°F22°C | 19 mph30 km/h Southwest | Windy | |
| 9am | 71°F22°C | 21 mph33 km/h Southwest | Windy | |
| 10am | 72°F22°C | 23 mph36 km/h Southwest | Windy | |
| 11am | 73°F23°C | 24 mph38 km/h Southwest | Windy | |
| 12pm | 74°F23°C | 24 mph39 km/h Southwest | Windy | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| June 19 | 63°F17°C | 74°F23°C | 22 mph35 km/h from Southwest | Drizzle | Mostly Clear |
| June 20 | 60°F15°C | 76°F24°C | 9 mph14 km/h from Southwest | Partly Cloudy | Rain |
| June 21 | 65°F18°C | 82°F28°C | 12 mph19 km/h from Southwest | Mostly Cloudy | Rain |
| June 22 | 73°F23°C | 88°F31°C | 14 mph22 km/h from Southwest | Mostly Clear | Clear |
| June 23 | 74°F23°C | 89°F32°C | 13 mph21 km/h from Southwest | Clear | Clear |
| June 24 | 74°F23°C | 87°F31°C | 7 mph11 km/h from Southwest | Mostly Clear | Mostly Clear |
| June 25 | 70°F21°C | 87°F30°C | 6 mph9 km/h from North | Partly Cloudy | Drizzle |
No
Low of 60°F16°C, High of 76°F25°CWind: 9 mph14 km/h
Precipitation: 26% rain