25 September 2018 at Newlands: 13 °C, humidity 88%, wind 29 km/h and 2.1 mm of rain during the hours of play. 14 of 430 evenings within three weeks of 14 October in the last 10 years had at least 1 mm of rain at Newlands during these hours.
These conditions are wet, like 25 September 2018 at Newlands: 13°C, humidity 88%, wind 29 km/h and 2.1 mm of rain during the hours of play. At South African grounds, 38% of games in similar weather were shortened or washed out. The wettest spell is 20:00 to 22:00, overlapping the second innings, so lost overs and a rain-rule finish are a real possibility. Runs lines assume 20 overs. Heat and wind have made no measurable difference to first-innings scoring at South African grounds.
During play: 13.4 °C on average, humidity 88%, wind 29 km/h gusting to 99. Humidity climbs from 82% to 98%; at South African grounds, chasing success hasn't varied with humidity.
Heaviest rain 20:00–22:00, mostly over the second innings. Runs figures assume 20 overs. If overs are lost, totals and par come down: check how your bookmaker settles runs markets in reduced matches.