July in Nizwá averages a daily high of 43.4°C with nights around 28.8°C. Expect roughly 7.5 wet days totalling 25.4mm. A hard month to visit for comfort alone.
Across the year, the best time to visit Nizwá is December–January.
Based on NIZWA, MU (7.6km), 1995–2024. 14 years of July data.