Yes
you do need a jacket based on the weather in Sarnia, ON, Canada 1 second ago
Why? Because the thunderstorm is loud enough to make you reconsider all your life choices!
76°F25°C & Thunderstorms
Wind is 6 mph9 km/h from the Northwest, gusting to 11 mph18 km/h
| August 12 | ||||
| 10pm | 76°F24°C | 6 mph10 km/h Northwest | Thunderstorms | |
| 11pm | 73°F23°C | 7 mph11 km/h Northwest | Thunderstorms | |
| August 13 | ||||
| 12am | 72°F22°C | 5 mph8 km/h South | Thunderstorms | |
| 1am | 72°F22°C | 5 mph8 km/h South | Cloudy | |
| 2am | 72°F22°C | 5 mph8 km/h Southwest | Cloudy | |
| 3am | 72°F22°C | 5 mph8 km/h South | Cloudy | |
| 4am | 71°F22°C | 5 mph7 km/h Southwest | Cloudy | |
| 5am | 71°F22°C | 5 mph9 km/h West | Cloudy | |
| 6am | 71°F22°C | 4 mph7 km/h Southwest | Cloudy | |
| 7am | 71°F21°C | 4 mph7 km/h West | Cloudy | |
| 8am | 72°F22°C | 5 mph8 km/h West | Mostly Cloudy | |
| 9am | 73°F23°C | 5 mph9 km/h West | Mostly Cloudy | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| August 12 | 72°F22°C | 88°F31°C | 6 mph10 km/h from Southwest | Mostly Clear | Thunderstorms |
| August 13 | 69°F21°C | 81°F27°C | 7 mph12 km/h from North | Drizzle | Clear |
| August 14 | 67°F19°C | 78°F26°C | 9 mph14 km/h from North | Mostly Clear | Mostly Clear |
| August 15 | 65°F18°C | 83°F28°C | 3 mph5 km/h from Northeast | Mostly Clear | Clear |
| August 16 | 68°F20°C | 87°F30°C | 7 mph11 km/h from Southwest | Mostly Clear | Rain |
| August 17 | 65°F19°C | 76°F25°C | 12 mph19 km/h from North | Partly Cloudy | Mostly Clear |
| August 18 | 61°F16°C | 70°F21°C | 8 mph13 km/h from Northeast | Mostly Cloudy | Partly Cloudy |
No
Low of 70°F21°C, High of 81°F27°CWind: 7 mph12 km/h
Precipitation: 35% rain