Climate almanac
Duncan
Oklahoma, United States · 34.50°, -97.96°
What is the weather like in Duncan in March?
In March, Duncan is typically 70°F (21°C) during the day and 46°F (8°C) at night. The month brings about 3.4 in (87 mm) of precipitation in total.
- Average high70°F (21°C)
- Average low46°F (8°C)
- Precipitation3.4 in (87 mm)
- Clear or mostly clear days14
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)