Yes
you do need a jacket based on the weather in St John, IN, USA 1 second ago
Why? Because it's cool enough your breath is visible, but your nose isn’t red yet!
41°F5°C & Mostly Clear
Wind is 6 mph9 km/h from the Northeast, gusting to 12 mph20 km/h
| May 9 | ||||
| 4am | 40°F4°C | 6 mph9 km/h Northeast | Mostly Clear | |
| 5am | 38°F4°C | 6 mph9 km/h Northeast | Clear | |
| 6am | 38°F3°C | 5 mph8 km/h Northeast | Clear | |
| 7am | 37°F3°C | 5 mph8 km/h Northeast | Clear | |
| 8am | 40°F5°C | 5 mph8 km/h Northeast | Clear | |
| 9am | 44°F7°C | 6 mph9 km/h Northeast | Clear | |
| 10am | 49°F9°C | 7 mph11 km/h Northeast | Clear | |
| 11am | 52°F11°C | 7 mph11 km/h Northeast | Mostly Clear | |
| 12pm | 55°F13°C | 8 mph12 km/h Northeast | Mostly Clear | |
| 1pm | 58°F14°C | 9 mph14 km/h North | Mostly Clear | |
| 2pm | 60°F15°C | 9 mph15 km/h North | Mostly Clear | |
| 3pm | 61°F16°C | 10 mph15 km/h North | Mostly Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| May 9 | 37°F3°C | 62°F17°C | 8 mph12 km/h from Northeast | Mostly Clear | Clear |
| May 10 | 43°F6°C | 76°F24°C | 9 mph15 km/h from North | Clear | Mostly Clear |
| May 11 | 45°F7°C | 75°F24°C | 7 mph12 km/h from East | Mostly Clear | Mostly Clear |
| May 12 | 54°F12°C | 76°F24°C | 8 mph13 km/h from Southeast | Mostly Cloudy | Cloudy |
| May 13 | 60°F16°C | 74°F23°C | 5 mph8 km/h from Southeast | Drizzle | Partly Cloudy |
| May 14 | 58°F15°C | 79°F26°C | 6 mph10 km/h from South | Partly Cloudy | Mostly Clear |
| May 15 | 61°F16°C | 84°F29°C | 10 mph17 km/h from South | Partly Cloudy | Partly Cloudy |
Yes
Low of 43°F6°C, High of 75°F24°CWind: 9 mph15 km/h
Precipitation: None