April in Tulsa averages a daily high of 22.3°C with nights around 9.7°C. Expect roughly 9.1 wet days totalling 107.6mm. Comfortable conditions for being outdoors all day.
Across the year, the best time to visit Tulsa is March–May.
Based on TULSA INTERNATIONAL AIRPORT, OK US (11.4km), 1995–2024. 30 years of April data.