Yes
you do need a jacket based on the weather in Ostrava, Czechia 1 second ago
Why? Because it's snowing and it's cool enough your breath is visible, but your nose isn’t red yet!
34°F1°C & Snow
Wind is 7 mph12 km/h from the Northwest, gusting to 18 mph29 km/h
| March 17 | ||||
| 1am | 34°F1°C | 8 mph13 km/h North | Snow | |
| 2am | 34°F1°C | 11 mph18 km/h North | Snow | |
| 3am | 32°F-0°C | 14 mph22 km/h North | Snow | |
| 4am | 31°F-0°C | 14 mph22 km/h North | Cloudy | |
| 5am | 33°F1°C | 14 mph22 km/h North | Mostly Cloudy | |
| 6am | 35°F2°C | 14 mph23 km/h North | Partly Cloudy | |
| 7am | 36°F2°C | 15 mph24 km/h Northeast | Partly Cloudy | |
| 8am | 37°F3°C | 15 mph24 km/h North | Windy | |
| 9am | 38°F3°C | 15 mph24 km/h North | Windy | |
| 10am | 37°F3°C | 15 mph24 km/h North | Mostly Cloudy | |
| 11am | 36°F2°C | 14 mph22 km/h North | Mostly Cloudy | |
| 12pm | 35°F2°C | 12 mph20 km/h North | Mostly Cloudy | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| March 16 | 28°F-2°C | 38°F3°C | 13 mph22 km/h from North | Snow | Clear |
| March 17 | 24°F-4°C | 42°F5°C | 3 mph4 km/h from West | Clear | Clear |
| March 18 | 27°F-3°C | 49°F10°C | 7 mph11 km/h from Southwest | Clear | Clear |
| March 19 | 29°F-2°C | 54°F12°C | 8 mph13 km/h from Southwest | Clear | Clear |
| March 20 | 33°F1°C | 59°F15°C | 6 mph10 km/h from Southwest | Clear | Partly Cloudy |
| March 21 | 35°F2°C | 59°F15°C | 5 mph8 km/h from East | Mostly Cloudy | Partly Cloudy |
| March 22 | 41°F5°C | 58°F15°C | 7 mph12 km/h from South | Partly Cloudy | Mostly Cloudy |
Yes
Low of 25°F-4°C, High of 42°F6°CWind: 3 mph4 km/h
Precipitation: None