The women's 100 metres hurdles event at the 2016 IAAF World U20 Championships was held at Zdzisław Krzyszkowiak Stadium on 22, 23 and 24 July.
[1] 24 July Start time: 16:04 Temperature: 25 °C Humidity: 61 % Wind: +2.0 m/s 23 July First 2 in each heat (Q) and the next 2 fastest (q) advance to the Final First 2 in each heat (Q) and the next 2 fastest (q) advance to the Final 23 July Start time: 17:13 Temperature: 22 °C Humidity: 65 % Wind: +0.6 m/s 23 July Start time: 17:21 Temperature: 22 °C Humidity: 65 % Wind: -0.1 m/s 23 July Start time: 17:30 Temperature: 22 °C Humidity: 65 % Wind: +0.9 m/s 22 July First 3 in each heat (Q) and the next 6 fastest (q) advance to the Semi-Finals First 3 in each heat (Q) and the next 6 fastest (q) advance to the Semi-Finals 22 July Start time: 9:34 Temperature: 21 °C Humidity: 49 % Wind: +2.0 m/s 22 July Start time: 9:41 Temperature: 21 °C Humidity: 49 % Wind: +1.6 m/s 22 July Start time: 9:48 Temperature: 21 °C Humidity: 49 % Wind: +1.3 m/s 22 July Start time: 9:55 Temperature: 21 °C Humidity: 49 % Wind: +0.7 m/s Note: IAAF Rule 168.7 - Not jumping each hurdle IAAF Rule 168.7(b) - Deliberately knocking down a hurdle 22 July Start time: 10:02 Temperature: 21 °C Humidity: 49 % Wind: +1.5 m/s 22 July Start time: 10:10 Temperature: 21 °C Humidity: 49 % Wind: +1.0 m/s