Clayton, Missouri, United States Climate

Weather: 12.9°C/55.22°F, Wind SW at 6.17 km/h, 58% Humidity, 0% Chance of rain

United States
(Photo by Laura Gilchrist on Unsplash)
Contents

Clayton Climate Summary

Located at an elevation of None meters (0 feet) above sea level, Clayton has a Humid subtropical, no dry season climate (Classification: Cfa). The district’s yearly temperature is 15.02ºC (59.04ºF) and it is 2.38% higher than United States’s averages. Clayton typically receives about 45.91 millimeters (1.81 inches) of precipitation and has 43.09 rainy days (11.81% of the time) annually.

CountryUnited States
CityMissouri
Longitude-90.3237263
Latitude38.6425518
Attitude/ElevationNonem (0ft)
Local timeFriday 07:30
Annual high temperature18.24ºC (64.83ºF)
Annual low temperature10.27ºC (50.49ºF)
Average annual precip.45.91mm (1.81in)
Warmest monthJuly (31.17ºC / 88.11ºF)
Coldest MonthJanuary (-2.95ºC / 26.69ºF)
Wettest MonthAugust (70.3mm / 2.77in)
Driest MonthNovember (28.98mm / 1.14in)
Number of days with rainfall (≥ 1.0 mm)43.09 days (11.81%)
Days with no rain321.90999999999997 days (88.19%)
Humidity70.18%

Climate Clayton: Weather By Month

MonthJanFebMarAprMayJunJulAugSepNovOctDecYear
Record high °C (°F)18.0(64.4)25.0(77.0)25.0(77.0)28.0(82.4)34.0(93.2)37.0(98.6)37.0(98.6)36.0(96.8)34.0(93.2)33.0(91.4)24.0(75.2)19.0(66.2)37.0(98.6)
Average high °C (°F)3.66(38.59)6.26(43.27)11.34(52.41)16.73(62.11)25.15(77.27)29.93(85.87)31.17(88.11)29.81(85.66)28.02(82.44)18.55(65.39)10.76(51.37)7.51(45.52)18.24(64.83)
Daily mean °C (°F)1.01(33.82)3.19(37.74)8.22(46.8)13.07(55.53)21.87(71.37)26.59(79.86)27.96(82.33)26.41(79.54)24.18(75.52)15.26(59.47)7.66(45.79)4.84(40.71)15.02(59.04)
Average low °C (°F)-2.95(26.69)-1.12(29.98)3.73(38.71)7.66(45.79)16.55(61.79)20.93(69.67)22.76(72.97)21.18(70.12)19.03(66.25)10.68(51.22)3.6(38.48)1.23(34.21)10.27(50.49)
Record low °C (°F)-20.0(-4.0)-12.0(10.4)-15.0(5.0)-5.0(23.0)4.0(39.2)13.0(55.4)18.0(64.4)16.0(60.8)9.0(48.2)-1.0(30.2)-12.0(10.4)-10.0(14.0)-20.0(-4.0)
Average precipitation mm (inches)33.05(1.3)38.34(1.51)49.58(1.95)45.83(1.8)55.59(2.19)67.76(2.67)59.77(2.35)70.3(2.77)34.77(1.37)36.01(1.42)28.98(1.14)30.96(1.22)45.91(1.81)
Average precipitation days (≥ 1.0 mm)2.03.363.454.04.914.734.914.553.822.732.452.183.59
Average relative humidity (%)71.6370.469.0466.6371.3569.472.9973.7470.3365.7869.1971.7270.18
Mean monthly sunshine hours6.868.129.09.5312.5713.6413.410.7210.779.486.986.829.82

Climate Graph

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

Clayton

Clayton Temperature by Month

July
27.96°C | 82.33°F
June
26.59°C | 79.86°F
August
26.41°C | 79.54°F
September
24.18°C | 75.52°F
May
21.87°C | 71.37°F
October
15.26°C | 59.47°F
April
13.07°C | 55.53°F
March
8.22°C | 46.8°F
November
7.66°C | 45.79°F
December
4.84°C | 40.71°F
February
3.19°C | 37.74°F
January
1.01°C | 33.82°F

Historical Data

Summary
  • 2020
  • 2019
  • 2018
  • January
  • February
  • March
  • April
  • May
  • June
  • July
  • August
  • September
  • October
  • November
  • December
TemperatureMaxAverageMin
Max Temperature33.0°C (91.4°F)18.06°C (64.51°F)2.0°C (35.6°F)
Avg Temperature29.0°C (84.2°F)14.71°C (58.48°F)1.0°C (33.8°F)
Min Temperature24.0°C (75.2°F)10.29°C (50.52°F)-1.0°C (30.2°F)
Dew PointMaxAverageMin
Dew Point20.0°C (68.0°F)7.58°C (45.64°F)-3.0°C (26.6°F)
PrecipitationMaxAverageMinSum
Precipitation45.5mm | 1.79in3.94mm | 0.16in0.0mm | 0in122.1mm | 4.81in
Snowdepth0.3mm | 0.01in0.01mm | 0.0in0.0mm | 0in0.3mm | 0.01in
WindMaxAverageMin
Wind24.0kmh | 14.91mph13.9kmh | 8.64mph6.0kmh | 3.73mph
Gust Wind33.0kmh | 20.51mph19.58kmh | 12.17mph8.0kmh | 4.97mph
Sea Level PressureMaxAverageMin
Sea Level Pressure45.5mb3.94mb0.0mb
Clayton

Daily Observations

TimeTemperatureDew PointHumidityWind SpeedPressurePrecipitation
October° C | ° F° C | ° F%Kph | MphHg | MbTotal (mm/in)
2019-10-0129 | 84.220 | 68.06614 | 8.729.97 | 10150.0 | 0.0
2019-10-0228 | 82.420 | 68.06613 | 8.0829.91 | 10130.0 | 0.0
2019-10-0319 | 66.214 | 57.26920 | 12.4330.06 | 10180.0 | 0.0
2019-10-0416 | 60.88 | 46.46413 | 8.0830.27 | 10250.0 | 0.0
2019-10-0519 | 66.212 | 53.66911 | 6.8430.03 | 10171.7 | 0.07
2019-10-0617 | 62.611 | 51.86912 | 7.4630.09 | 10196.6 | 0.26
2019-10-0720 | 68.07 | 44.6519 | 5.5930.21 | 10230.4 | 0.02
2019-10-0820 | 68.08 | 46.4508 | 4.9730.15 | 10210.0 | 0.0
2019-10-0919 | 66.29 | 48.25610 | 6.2130.06 | 10180.0 | 0.0
2019-10-1021 | 69.815 | 59.07416 | 9.9429.94 | 10146.7 | 0.26
2019-10-118 | 46.47 | 44.67522 | 13.6730.03 | 101726.2 | 1.03
2019-10-1210 | 50.0-1 | 30.25316 | 9.9430.12 | 10200.0 | 0.0
2019-10-1314 | 57.24 | 39.25815 | 9.3229.94 | 10140.0 | 0.0
2019-10-1417 | 62.67 | 44.6587 | 4.3530.06 | 10180.0 | 0.0
2019-10-1516 | 60.810 | 50.07215 | 9.3229.91 | 10131.0 | 0.04
2019-10-1611 | 51.83 | 37.46218 | 11.1830.06 | 10180.0 | 0.0
2019-10-1714 | 57.24 | 39.2636 | 3.7330.06 | 10180.0 | 0.0
2019-10-1814 | 57.25 | 41.06115 | 9.3229.97 | 10150.0 | 0.0
2019-10-1916 | 60.88 | 46.4669 | 5.5929.83 | 10100.6 | 0.02
2019-10-2016 | 60.811 | 51.88012 | 7.4629.85 | 10110.3 | 0.01
2019-10-2117 | 62.610 | 50.06820 | 12.4329.59 | 100210.2 | 0.4
2019-10-2211 | 51.82 | 35.65524 | 14.9129.88 | 10120.0 | 0.0
2019-10-2316 | 60.84 | 39.25115 | 9.3230.0 | 10160.0 | 0.0
2019-10-249 | 48.25 | 41.06818 | 11.1830.27 | 10250.5 | 0.02
2019-10-2510 | 50.03 | 37.46211 | 6.8430.27 | 10250.0 | 0.0
2019-10-2610 | 50.07 | 44.68312 | 7.4629.77 | 100845.5 | 1.79
2019-10-2715 | 59.09 | 48.27710 | 6.2129.94 | 10140.0 | 0.0
2019-10-2812 | 53.610 | 50.0856 | 3.7330.03 | 10170.0 | 0.0
2019-10-296 | 42.83 | 37.47716 | 9.9430.18 | 10223.5 | 0.14
2019-10-305 | 41.03 | 37.48915 | 9.3230.09 | 101918.1 | 0.71
2019-10-311 | 33.8-3 | 26.67723 | 14.2930.12 | 10200.8 | 0.03

Clayton 3 Year Historical Weather Data

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