Duncan, Oklahoma Climate
United States
Pop. 23,231 Elev. 348 m / 1,142 ft
TZ: America/Chicago (UTC-5) ·
Dry and hot, Duncan sees July highs of 94°F (34°C) and cold January lows of 29°F (-2°C). Humidity pushes the summer feels-like temperature to around 110°F (43°C). Expect around 39 rainy days annually (32.5 in / 826 mm total), with 4 in (99 mm) of annual snowfall. The city averages 205 sunny days per year and around 33 thunderstorm days.
| Temperature | 94°F (34°C) high | 29°F (-2°C) low |
| Feels like | 110°F (44°C) high | 29°F (-2°C) low |
| Rain | 39 days | 32.5 in (826 mm) /yr |
| Snow | 0 days | 3.9 in (99 mm) /yr |
| Sky | 205 sunny | 33 stormy |
| Wind | 3.2 mph (1.4 m/s) avg |
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Explore on the MapMonthly Climate Chart
Best months to visit: Mar, Oct, Nov, Dec
Sky & Air by Month
Cloud cover (%)
33
Jan 44
Feb 40
Mar 52
Apr 42
May 51
Jun 42
Jul 45
Aug 38
Sep 27
Oct 25
Nov 30
Dec Humidity (%)
55
Jan 56
Feb 39
Mar 59
Apr 64
May 68
Jun 61
Jul 61
Aug 55
Sep 53
Oct 51
Nov 54
Dec Weather Days by Month
Cities with Similar Climate
Find similar cities on the map →Nearby Cities
Nearby
Commercial airport 27 mi Lawton Fort Sill Regional Airport (LAW)
Ski resort 380 mi Snow Creek
National park 43 mi Wichita Mountains National Wildlife Refuge
Mountain peak
(5,092 ft) 418 mi Housetop Mountain
Hospital 2 mi Duncan Regional Hospital
Hiking trail 46 mi Elk Mountain Trail
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Monthly Weather Data
↑ See chart| Month | Avg High | Avg Low | Rainfall | Snowfall | Sunny Days |
|---|---|---|---|---|---|
| January | 49°F 10°C | 29°F -2°C | 0.3 in 9 mm | 2.9 in74 mm | 20 |
| February | 56°F 13°C | 33°F 0°C | 0.5 in 12 mm | 0.6 in15 mm | 15 |
| March | 76°F 24°C | 48°F 9°C | 2.4 in 61 mm | — | 17 |
| April | 77°F 25°C | 55°F 13°C | 12.8 in 326 mm | 0.2 in6 mm | 12 |
| May | 81°F 27°C | 61°F 16°C | 7.1 in 179 mm | — | 14 |
| June | 90°F 32°C | 72°F 22°C | 2.8 in 71 mm | — | 13 |
| July | 94°F 34°C | 75°F 24°C | 1.9 in 47 mm | — | 17 |
| August | 92°F 34°C | 73°F 23°C | 1.6 in 42 mm | — | 15 |
| September | 89°F 32°C | 67°F 19°C | 0.7 in 17 mm | — | 16 |
| October | 82°F 28°C | 59°F 15°C | 0.9 in 22 mm | — | 23 |
| November | 72°F 22°C | 48°F 9°C | 1.4 in 35 mm | — | 23 |
| December | 62°F 16°C | 38°F 3°C | 0.2 in 5 mm | 0.2 in4 mm | 20 |
Weather Days by Month
↑ See chart| Month | Sunny Days | Storm Days |
|---|---|---|
| January | 20 | 0 |
| February | 15 | 0 |
| March | 17 | 2 |
| April | 12 | 10 |
| May | 14 | 7 |
| June | 13 | 4 |
| July | 17 | 4 |
| August | 15 | 2 |
| September | 16 | 1 |
| October | 23 | 1 |
| November | 23 | 2 |
| December | 20 | 0 |