St. Peters, Missouri, United States Climate

Weather: 15.87°C/60.57°F, Wind SW at 1.79 km/h, 69% Humidity, 0% Chance of rain

United States
(Photo by Danny Lines on Unsplash)
Contents

St. Peters Climate Summary

Located at an elevation of None meters (0 feet) above sea level, St. Peters has a Humid subtropical, no dry season climate (Classification: Cfa). The district’s yearly temperature is 14.47ºC (58.05ºF) and it is 1.83% higher than United States’s averages. St. Peters typically receives about 33.84 millimeters (1.33 inches) of precipitation and has 42.38 rainy days (11.61% of the time) annually.

CountryUnited States
CityMissouri
Longitude-90.6298922
Latitude38.7874699
Attitude/ElevationNonem (0ft)
Local timeThursday 06:19
Annual high temperature17.84ºC (64.11ºF)
Annual low temperature9.42ºC (48.96ºF)
Average annual precip.33.84mm (1.33in)
Warmest monthJuly (30.61ºC / 87.1ºF)
Coldest MonthJanuary (-3.35ºC / 25.97ºF)
Wettest MonthAugust (54.67mm / 2.15in)
Driest MonthNovember (19.02mm / 0.75in)
Number of days with rainfall (≥ 1.0 mm)42.38 days (11.61%)
Days with no rain322.62 days (88.39%)
Humidity72.41%

Climate St. Peters: Weather By Month

MonthJanFebMarAprMayJunJulAugSepNovOctDecYear
Record high °C (°F)19.0(66.2)25.0(77.0)24.0(75.2)29.0(84.2)34.0(93.2)35.0(95.0)36.0(96.8)36.0(96.8)34.0(93.2)32.0(89.6)23.0(73.4)19.0(66.2)36.0(96.8)
Average high °C (°F)3.39(38.1)5.79(42.42)11.03(51.85)16.49(61.68)24.6(76.28)29.32(84.78)30.61(87.1)29.4(84.92)27.67(81.81)18.03(64.45)10.39(50.7)7.34(45.21)17.84(64.11)
Daily mean °C (°F)0.67(33.21)2.54(36.57)7.86(46.15)12.64(54.75)21.29(70.32)25.78(78.4)27.29(81.12)25.75(78.35)23.62(74.52)14.62(58.32)7.12(44.82)4.4(39.92)14.47(58.05)
Average low °C (°F)-3.35(25.97)-1.85(28.67)3.19(37.74)6.83(44.29)15.61(60.1)19.8(67.64)21.72(71.1)20.26(68.47)18.02(64.44)9.55(49.19)2.8(37.04)0.47(32.85)9.42(48.96)
Record low °C (°F)-21.0(-5.8)-14.0(6.8)-15.0(5.0)-6.0(21.2)3.0(37.4)11.0(51.8)17.0(62.6)14.0(57.2)7.0(44.6)-2.0(28.4)-13.0(8.6)-10.0(14.0)-21.0(-5.8)
Average precipitation mm (inches)29.17(1.15)30.73(1.21)31.0(1.22)32.31(1.27)41.67(1.64)47.3(1.86)43.59(1.72)54.67(2.15)27.54(1.08)27.57(1.09)19.02(0.75)21.5(0.85)33.84(1.33)
Average precipitation days (≥ 1.0 mm)2.093.093.363.644.824.914.554.643.912.912.551.913.53
Average relative humidity (%)73.5671.6970.5768.8974.8873.4875.9275.8372.667.7471.0272.7772.41
Mean monthly sunshine hours6.998.078.999.4612.4313.7113.3510.9210.739.457.056.789.83

Climate Graph

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

St. Peters

St. Peters Temperature by Month

July
27.29°C | 81.12°F
June
25.78°C | 78.4°F
August
25.75°C | 78.35°F
September
23.62°C | 74.52°F
May
21.29°C | 70.32°F
October
14.62°C | 58.32°F
April
12.64°C | 54.75°F
March
7.86°C | 46.15°F
November
7.12°C | 44.82°F
December
4.4°C | 39.92°F
February
2.54°C | 36.57°F
January
0.67°C | 33.21°F

Historical Data

Summary
  • 2020
  • 2019
  • 2018
  • January
  • February
  • March
  • April
  • May
  • June
  • July
  • August
  • September
  • October
  • November
  • December
TemperatureMaxAverageMin
Max Temperature35.0°C (95.0°F)29.03°C (84.25°F)19.0°C (66.2°F)
Avg Temperature30.0°C (86.0°F)25.13°C (77.23°F)18.0°C (64.4°F)
Min Temperature25.0°C (77.0°F)19.47°C (67.05°F)13.0°C (55.4°F)
Dew PointMaxAverageMin
Dew Point22.0°C (71.6°F)18.07°C (64.53°F)12.0°C (53.6°F)
PrecipitationMaxAverageMinSum
Precipitation43.5mm | 1.71in4.31mm | 0.17in0.0mm | 0in129.2mm | 5.09in
Snowdepth0.0mm | 0in0.0mm | 0in0.0mm | 0in0.0mm | 0in
WindMaxAverageMin
Wind26.0kmh | 16.16mph12.43kmh | 7.72mph6.0kmh | 3.73mph
Gust Wind37.0kmh | 22.99mph18.87kmh | 11.73mph9.0kmh | 5.59mph
Sea Level PressureMaxAverageMin
Sea Level Pressure43.5mb4.31mb0.0mb
St. Peters

Daily Observations

TimeTemperatureDew PointHumidityWind SpeedPressurePrecipitation
June° C | ° F° C | ° F%Kph | MphHg | MbTotal (mm/in)
2020-06-0123 | 73.415 | 59.06814 | 8.730.15 | 10210.0 | 0.0
2020-06-0225 | 77.017 | 62.66715 | 9.3230.0 | 10160.0 | 0.0
2020-06-0326 | 78.820 | 68.07712 | 7.4629.88 | 10122.7 | 0.11
2020-06-0428 | 82.422 | 71.6768 | 4.9729.77 | 10083.8 | 0.15
2020-06-0530 | 86.022 | 71.6738 | 4.9729.8 | 100910.6 | 0.42
2020-06-0626 | 78.821 | 69.87814 | 8.729.97 | 10156.6 | 0.26
2020-06-0726 | 78.819 | 66.26914 | 8.729.94 | 10140.1 | 0.0
2020-06-0826 | 78.818 | 64.46514 | 8.729.88 | 10120.0 | 0.0
2020-06-0925 | 77.021 | 69.88326 | 16.1629.5 | 99943.5 | 1.71
2020-06-1018 | 64.413 | 55.46723 | 14.2929.68 | 10050.1 | 0.0
2020-06-1122 | 71.614 | 57.27311 | 6.8430.15 | 10210.1 | 0.0
2020-06-1225 | 77.017 | 62.6728 | 4.9730.24 | 10240.2 | 0.01
2020-06-1322 | 71.615 | 59.06912 | 7.4630.21 | 10230.0 | 0.0
2020-06-1422 | 71.616 | 60.87315 | 9.3230.18 | 10220.7 | 0.03
2020-06-1521 | 69.812 | 53.65912 | 7.4630.21 | 10230.4 | 0.02
2020-06-1623 | 73.414 | 57.2629 | 5.5930.21 | 10230.0 | 0.0
2020-06-1725 | 77.016 | 60.86410 | 6.2130.12 | 10200.0 | 0.0
2020-06-1826 | 78.816 | 60.8627 | 4.3530.0 | 10160.0 | 0.0
2020-06-1926 | 78.819 | 66.27010 | 6.2129.97 | 10150.3 | 0.01
2020-06-2027 | 80.619 | 66.27015 | 9.3229.91 | 10131.3 | 0.05
2020-06-2127 | 80.621 | 69.87910 | 6.2129.85 | 101111.1 | 0.44
2020-06-2226 | 78.820 | 68.07614 | 8.729.8 | 10091.6 | 0.06
2020-06-2322 | 71.616 | 60.87616 | 9.9429.83 | 10100.3 | 0.01
2020-06-2422 | 71.616 | 60.8769 | 5.5929.88 | 10120.1 | 0.0
2020-06-2526 | 78.817 | 62.6686 | 3.7329.94 | 10140.0 | 0.0
2020-06-2628 | 82.420 | 68.06913 | 8.0829.94 | 10140.0 | 0.0
2020-06-2726 | 78.821 | 69.87817 | 10.5629.83 | 10102.2 | 0.09
2020-06-2828 | 82.422 | 71.67512 | 7.4629.8 | 100915.8 | 0.62
2020-06-2930 | 86.021 | 69.86813 | 8.0829.83 | 10101.7 | 0.07
2020-06-3027 | 80.622 | 71.6846 | 3.7329.77 | 100826.0 | 1.02

St. Peters 3 Year Historical Weather Data

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