Duncan, Oklahoma, United States Climate

Weather: 21.94°C/71.49°F, Wind SW at 6.17 km/h, 88% Humidity, 0% Chance of rain

United States
(Photo by Gerson Repreza on Unsplash)
Contents

Duncan Climate Summary

Located at an elevation of None meters (0 feet) above sea level, Duncan has a Humid subtropical, no dry season climate (Classification: Cfa). The district’s yearly temperature is 18.17ºC (64.71ºF) and it is 5.53% higher than United States’s averages. Duncan typically receives about 35.3 millimeters (1.39 inches) of precipitation and has 32.36 rainy days (8.87% of the time) annually.

CountryUnited States
CityOklahoma
Longitude-97.9578128
Latitude34.5023028
Attitude/ElevationNonem (0ft)
Local timeThursday 06:47
Annual high temperature22.21ºC (71.98ºF)
Annual low temperature12.58ºC (54.64ºF)
Average annual precip.35.3mm (1.39in)
Warmest monthJuly (34.95ºC / 94.91ºF)
Coldest MonthJanuary (2.16ºC / 35.89ºF)
Wettest MonthMay (92.64mm / 3.65in)
Driest MonthNovember (12.59mm / 0.5in)
Number of days with rainfall (≥ 1.0 mm)32.36 days (8.87%)
Days with no rain332.64 days (91.13%)
Humidity64.02%

Climate Duncan: Weather By Month

MonthJanFebMarAprMayJunJulAugSepNovOctDecYear
Record high °C (°F)22.0(71.6)27.0(80.6)31.0(87.8)32.0(89.6)35.0(95.0)38.0(100.4)43.0(109.4)41.0(105.8)37.0(98.6)32.0(89.6)25.0(77.0)20.0(68.0)43.0(109.4)
Average high °C (°F)10.53(50.95)11.34(52.41)17.72(63.9)20.58(69.04)26.87(80.37)31.77(89.19)34.95(94.91)34.72(94.5)29.34(84.81)21.33(70.39)15.74(60.33)11.66(52.99)22.21(71.98)
Daily mean °C (°F)6.61(43.9)7.47(45.45)13.97(57.15)16.34(61.41)23.11(73.6)27.63(81.73)30.48(86.86)30.27(86.49)25.59(78.06)17.33(63.19)11.39(52.5)7.82(46.08)18.17(64.71)
Average low °C (°F)2.16(35.89)2.49(36.48)8.81(47.86)10.01(50.02)17.22(63.0)21.17(70.11)23.53(74.35)23.53(74.35)20.41(68.74)11.95(53.51)6.21(43.18)3.42(38.16)12.58(54.64)
Record low °C (°F)-12.0(10.4)-6.0(21.2)-9.0(15.8)-3.0(26.6)6.0(42.8)15.0(59.0)17.0(62.6)17.0(62.6)11.0(51.8)-3.0(26.6)-7.0(19.4)-5.0(23.0)-12.0(10.4)
Average precipitation mm (inches)16.65(0.66)28.31(1.11)30.54(1.2)29.86(1.18)92.64(3.65)35.66(1.4)25.38(1.0)29.9(1.18)55.63(2.19)39.17(1.54)12.59(0.5)27.24(1.07)35.3(1.39)
Average precipitation days (≥ 1.0 mm)1.732.182.642.274.093.363.453.093.552.911.451.642.7
Average relative humidity (%)60.4864.5862.7767.2773.7566.0258.2655.8669.4665.8361.6862.2364.02
Mean monthly sunshine hours9.159.219.89.9710.4111.1211.1611.2310.119.989.218.8110.01

Climate Graph

The chart below shows the mean monthly temperature and precipitation of Duncan in recent years.

Duncan

Duncan Temperature by Month

July
30.48°C | 86.86°F
August
30.27°C | 86.49°F
June
27.63°C | 81.73°F
September
25.59°C | 78.06°F
May
23.11°C | 73.6°F
October
17.33°C | 63.19°F
April
16.34°C | 61.41°F
March
13.97°C | 57.15°F
November
11.39°C | 52.5°F
December
7.82°C | 46.08°F
February
7.47°C | 45.45°F
January
6.61°C | 43.9°F

Historical Data

Summary
  • 2020
  • 2019
  • 2018
  • January
  • February
  • March
  • April
  • May
  • June
  • July
  • August
  • September
  • October
  • November
  • December
TemperatureMaxAverageMin
Max Temperature43.0°C (109.4°F)35.55°C (95.99°F)28.0°C (82.4°F)
Avg Temperature38.0°C (100.4°F)31.32°C (88.38°F)26.0°C (78.8°F)
Min Temperature29.0°C (84.2°F)24.13°C (75.43°F)20.0°C (68.0°F)
Dew PointMaxAverageMin
Dew Point21.0°C (69.8°F)18.52°C (65.34°F)13.0°C (55.4°F)
PrecipitationMaxAverageMinSum
Precipitation49.8mm | 1.96in5.59mm | 0.22in0.0mm | 0in173.4mm | 6.83in
Snowdepth0.0mm | 0in0.0mm | 0in0.0mm | 0in0.0mm | 0in
WindMaxAverageMin
Wind19.0kmh | 11.81mph13.1kmh | 8.14mph8.0kmh | 4.97mph
Gust Wind31.0kmh | 19.26mph20.61kmh | 12.81mph14.0kmh | 8.7mph
Sea Level PressureMaxAverageMin
Sea Level Pressure49.8mb5.59mb0.0mb
Duncan

Daily Observations

TimeTemperatureDew PointHumidityWind SpeedPressurePrecipitation
July° C | ° F° C | ° F%Kph | MphHg | MbTotal (mm/in)
2018-07-0132 | 89.620 | 68.05615 | 9.3229.83 | 10102.3 | 0.09
2018-07-0232 | 89.619 | 66.25713 | 8.0829.91 | 10132.1 | 0.08
2018-07-0334 | 93.216 | 60.84417 | 10.5629.88 | 10120.0 | 0.0
2018-07-0430 | 86.021 | 69.86419 | 11.8130.0 | 10160.0 | 0.0
2018-07-0530 | 86.021 | 69.86914 | 8.730.18 | 10225.3 | 0.21
2018-07-0630 | 86.021 | 69.86812 | 7.4630.18 | 102235.0 | 1.38
2018-07-0729 | 84.220 | 68.06610 | 6.2130.09 | 10197.2 | 0.28
2018-07-0829 | 84.219 | 66.26211 | 6.8430.06 | 10181.4 | 0.06
2018-07-0929 | 84.220 | 68.06511 | 6.8430.09 | 10192.6 | 0.1
2018-07-1029 | 84.221 | 69.8719 | 5.5930.06 | 101822.2 | 0.87
2018-07-1130 | 86.021 | 69.8649 | 5.5929.97 | 101512.5 | 0.49
2018-07-1231 | 87.821 | 69.86614 | 8.729.97 | 10155.9 | 0.23
2018-07-1329 | 84.221 | 69.86913 | 8.0830.0 | 10167.1 | 0.28
2018-07-1431 | 87.820 | 68.05911 | 6.8429.94 | 10140.7 | 0.03
2018-07-1532 | 89.620 | 68.05911 | 6.8429.91 | 10136.0 | 0.24
2018-07-1632 | 89.620 | 68.0579 | 5.5929.94 | 10140.0 | 0.0
2018-07-1734 | 93.217 | 62.6448 | 4.9729.91 | 10131.7 | 0.07
2018-07-1833 | 91.416 | 60.84013 | 8.0829.85 | 10110.2 | 0.01
2018-07-1936 | 96.814 | 57.23410 | 6.2129.8 | 10090.0 | 0.0
2018-07-2038 | 100.413 | 55.42717 | 10.5629.8 | 10090.0 | 0.0
2018-07-2137 | 98.614 | 57.23118 | 11.1829.85 | 10110.0 | 0.0
2018-07-2235 | 95.018 | 64.44712 | 7.4629.85 | 10110.0 | 0.0
2018-07-2329 | 84.218 | 64.45419 | 11.8129.91 | 10130.9 | 0.04
2018-07-2430 | 86.016 | 60.84914 | 8.730.03 | 10170.0 | 0.0
2018-07-2531 | 87.815 | 59.0459 | 5.5930.0 | 10160.0 | 0.0
2018-07-2632 | 89.615 | 59.04014 | 8.729.94 | 10140.5 | 0.02
2018-07-2729 | 84.220 | 68.06716 | 9.9430.0 | 10166.2 | 0.24
2018-07-2832 | 89.620 | 68.06010 | 6.2129.97 | 10153.0 | 0.12
2018-07-2932 | 89.620 | 68.05616 | 9.9429.91 | 10130.8 | 0.03
2018-07-3028 | 82.421 | 69.87319 | 11.8129.97 | 101549.8 | 1.96
2018-07-3126 | 78.816 | 60.86213 | 8.0830.03 | 10170.0 | 0.0

Duncan 3 Year Historical Weather Data

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