Climate almanac

Duncan

Oklahoma, US · 34.50°, -97.96°

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What is the climate like in Duncan?

Duncan is warmest in July, when daily highs average 96°F (36°C), and coolest in January, when lows fall to about 32°F (0°C). The wettest month is typically April and the driest is December; the year sees roughly 32 in of precipitation.

  • Warmest monthJuly — average high 96°F (36°C)
  • Coolest monthJanuary — average low 32°F (0°C)
  • Wettest monthApril (5.2 in)
  • Driest monthDecember (1.4 in)
  • Annual precipitation32 in