No
you don't need a jacket based on the weather in St. Catharines, ON, Canada 1 second ago
68°F20°C & Clear
Wind is 4 mph7 km/h from the West, gusting to 10 mph16 km/h
| July 2 | ||||
| 1am | 68°F20°C | 5 mph8 km/h West | Clear | |
| 2am | 67°F19°C | 5 mph8 km/h West | Clear | |
| 3am | 66°F19°C | 5 mph9 km/h West | Clear | |
| 4am | 65°F18°C | 6 mph9 km/h Southwest | Clear | |
| 5am | 64°F18°C | 6 mph9 km/h Southwest | Clear | |
| 6am | 64°F18°C | 5 mph8 km/h Southwest | Clear | |
| 7am | 66°F19°C | 5 mph8 km/h West | Clear | |
| 8am | 69°F20°C | 5 mph9 km/h West | Clear | |
| 9am | 72°F22°C | 6 mph9 km/h West | Clear | |
| 10am | 74°F24°C | 6 mph9 km/h West | Clear | |
| 11am | 77°F25°C | 6 mph10 km/h West | Clear | |
| 12pm | 79°F26°C | 6 mph10 km/h West | Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| July 2 | 64°F18°C | 81°F27°C | 8 mph13 km/h from Southwest | Clear | Mostly Clear |
| July 3 | 64°F18°C | 77°F25°C | 7 mph11 km/h from Northwest | Mostly Clear | Clear |
| July 4 | 61°F16°C | 77°F25°C | 3 mph5 km/h from Northwest | Mostly Clear | Mostly Clear |
| July 5 | 65°F18°C | 84°F29°C | 9 mph14 km/h from Southwest | Partly Cloudy | Mostly Clear |
| July 6 | 72°F22°C | 87°F31°C | 14 mph22 km/h from Southwest | Mostly Clear | Mostly Clear |
| July 7 | 72°F22°C | 84°F29°C | 9 mph15 km/h from Southwest | Partly Cloudy | Mostly Cloudy |
| July 8 | 67°F19°C | 79°F26°C | 7 mph12 km/h from North | Mostly Cloudy | Partly Cloudy |
No
Low of 64°F18°C, High of 77°F25°CWind: 7 mph11 km/h
Precipitation: 29% rain