Duncan, us-Oklahoma State, USA Weather Information
Local Time
2026-03-12 21:31:42 Central Standard TimeWeather in the past year
Sun & Astronomy
In Duncan, us-Oklahoma State, USA, today's sunrise time is 07:43, sunset time is 19:39, nautical twilight begins at 06:50, nautical twilight ends at 20:32, astronomical twilight begins at 06:20, astronomical twilight ends at 21:01.
Temperature Analysis
In Duncan, us-Oklahoma State, USA region, the lowest temperature occurs in January 2025, with an average temperature of about 3°C.
The highest temperature occurs in July 2025, with a maximum temperature of up to 28°C.
Based on historical data, the average temperature in January is 3°C, February is 6°C, March is 15.1°C, April is 18°C, May is 20.7°C, June is 25.8°C, July is 28°C, August is 27.4°C, September is 24.5°C, October is 20.5°C, November is 14.4°C, December is 8.7°C.
Wind Analysis
In Duncan, us-Oklahoma State, USA region, the lowest wind speed occurs in September 2025, with an average wind speed of about 32.6 km/h.
The highest wind speed occurs in March 2025, with a maximum wind speed of up to 52.1 km/h.
Based on historical data, the average wind speed in January is 39.4 km/h, February is 42 km/h, March is 52.1 km/h, April is 50.2 km/h, May is 41.1 km/h, June is 41.5 km/h, July is 36.6 km/h, August is 36.6 km/h, September is 32.6 km/h, October is 38.1 km/h, November is 41.1 km/h, December is 43.3 km/h.
Sunshine Duration Analysis
In Duncan, us-Oklahoma State, USA region, the lowest sunshine duration occurs in December 2025, with an average sunshine duration of about 7.8 hours.
The highest sunshine duration occurs in July 2025, with a maximum sunshine duration of up to 12.2 hours.
Based on historical data, the average sunshine duration in January is 7.9 hours, February is 8.2 hours, March is 9.6 hours, April is 8.7 hours, May is 11.3 hours, June is 10.7 hours, July is 12.2 hours, August is 10.7 hours, September is 10.6 hours, October is 9.3 hours, November is 8.5 hours, December is 7.8 hours.
Precipitation Analysis
In Duncan, us-Oklahoma State, USA region, the lowest precipitation occurs in December 2025, with an average precipitation of about 0.1 mm.
The highest precipitation occurs in April 2025, with a maximum precipitation of up to 9.1 mm.
Based on historical data, the average precipitation in January is 0.8 mm, February is 0.4 mm, March is 2 mm, April is 9.1 mm, May is 4.3 mm, June is 3.2 mm, July is 1.6 mm, August is 2.5 mm, September is 1 mm, October is 1.1 mm, November is 1.6 mm, December is 0.1 mm.