March in Saint George averages a daily high of 20.6°C with nights around 4.9°C. Expect roughly 4.8 wet days totalling 25.5mm. Comfortable conditions for being outdoors all day.
Across the year, the best time to visit Saint George is March–April.
Based on ST. GEORGE, UT US (2.6km), 1995–2024. 25 years of March data.