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Duncan
Average rainfall
ClimateForecastNovemberDecember >>

Duncan (OK) Precipitation: Average Monthly Rainfall and Snowfall

This graph shows the average amount of rainfall per month in Duncan (Oklahoma). The numbers are calculated over a 30-year period to provide a reliable average.

  • Most rainfall (rainy season) is seen in May and June.
  • On average, May is the wettest month with 148 mm of precipitation.
  • On average, January is the driest month with 27 mm of precipitation.
  • The average amount of annual precipitation is 881 mm.

Current rainfall in Duncan (OK)

Sun   Nov 17
22°C | 14°C
S 22 km/h
4 mm
broken clouds and chance of slight rain

broken clouds and chance of slight rain

hourly forecast
Mon   Nov 18
20°C | 11°C
SW 43 km/h
34 mm
partly cloudy and thunder

partly cloudy and thunder

hourly forecast
Tue   Nov 19
20°C | 8°C
N 14 km/h
clear and no rain

clear and no rain

hourly forecast
5-Day Forecast 10-Day Forecast

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