June in Oklahoma City averages a daily high of 31.3°C with nights around 19.6°C. Expect roughly 8.4 wet days totalling 116.7mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Oklahoma City is March–May.
Based on OKLAHOMA CITY WILL ROGERS WORLD AIRPORT, OK US (11.6km), 1995–2024. 30 years of June data.