No
you don't need a jacket based on the weather in Zionsville, IN, USA 1 second ago
61°F16°C & Cloudy
Wind is 6 mph9 km/h from the South, gusting to 9 mph15 km/h
| May 21 | ||||
| 1am | 61°F16°C | 6 mph10 km/h South | Mostly Clear | |
| 2am | 60°F16°C | 6 mph10 km/h South | Mostly Cloudy | |
| 3am | 61°F16°C | 6 mph10 km/h Southwest | Mostly Cloudy | |
| 4am | 60°F16°C | 7 mph11 km/h Southwest | Mostly Cloudy | |
| 5am | 60°F15°C | 8 mph13 km/h West | Mostly Cloudy | |
| 6am | 59°F15°C | 9 mph14 km/h West | Mostly Cloudy | |
| 7am | 58°F14°C | 10 mph17 km/h West | Cloudy | |
| 8am | 57°F14°C | 12 mph19 km/h West | Mostly Cloudy | |
| 9am | 57°F14°C | 13 mph21 km/h West | Mostly Cloudy | |
| 10am | 57°F14°C | 14 mph22 km/h West | Mostly Cloudy | |
| 11am | 59°F15°C | 15 mph24 km/h West | Cloudy | |
| 12pm | 59°F15°C | 15 mph25 km/h West | Windy | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| May 21 | 52°F11°C | 62°F16°C | 15 mph24 km/h from West | Drizzle | Cloudy |
| May 22 | 47°F8°C | 56°F13°C | 12 mph20 km/h from Northwest | Cloudy | Mostly Clear |
| May 23 | 42°F5°C | 63°F17°C | 10 mph16 km/h from Northwest | Partly Cloudy | Mostly Clear |
| May 24 | 42°F6°C | 65°F19°C | 5 mph8 km/h from Northeast | Partly Cloudy | Rain |
| May 25 | 51°F10°C | 64°F18°C | 11 mph18 km/h from East | Rain | Rain |
| May 26 | 50°F10°C | 67°F20°C | 12 mph19 km/h from Northeast | Drizzle | Mostly Clear |
| May 27 | 50°F10°C | 70°F21°C | 7 mph12 km/h from North | Partly Cloudy | Mostly Clear |
Yes
Low of 46°F8°C, High of 56°F14°CWind: 12 mph20 km/h
Precipitation: 29% rain