Mount Vernon, Virginia, United States Climate

Weather: 20.42°C/68.76°F, Wind SW at 2.06 km/h, 90% Humidity, 0% Chance of rain

United States
(Photo by Matt Briney on Unsplash)
Contents

Mount Vernon Climate Summary

Located at an elevation of 17.58 meters (57.68 feet) above sea level, Mount Vernon has a Humid subtropical, no dry season climate (Classification: Cfa). The district’s yearly temperature is 15.61ºC (60.1ºF) and it is 2.97% higher than United States’s averages. Mount Vernon typically receives about 135.95 millimeters (5.35 inches) of precipitation and has 156.0 rainy days (42.74% of the time) annually.

CountryUnited States
CityVirginia
Longitude-77.1073859
Latitude38.7293138
Attitude/Elevation17.58m (57.68ft)
Local timeTuesday 04:10
Annual high temperature19.04ºC (66.27ºF)
Annual low temperature9.96ºC (49.93ºF)
Average annual precip.135.95mm (5.35in)
Warmest monthJuly (32.15ºC / 89.87ºF)
Coldest MonthJanuary (-2.06ºC / 28.29ºF)
Wettest MonthMay (160.08mm / 6.3in)
Driest MonthNovember (88.95mm / 3.5in)
Number of days with rainfall (≥ 1.0 mm)156.0 days (42.74%)
Days with no rain209.0 days (57.26%)
Humidity72.22%

Climate Mount Vernon: Weather By Month

MonthJanFebMarAprMayJunJulAugSepNovOctDecYear
Record high °C (°F)19.0(66.2)25.0(77.0)28.0(82.4)32.0(89.6)38.0(100.4)40.0(104.0)40.0(104.0)38.0(100.4)38.0(100.4)34.0(93.2)26.0(78.8)22.0(71.6)40.0(104.0)
Average high °C (°F)4.98(40.96)7.41(45.34)12.03(53.65)18.81(65.86)24.32(75.78)29.01(84.22)32.15(89.87)30.72(87.3)27.19(80.94)20.52(68.94)13.04(55.47)8.31(46.96)19.04(66.27)
Daily mean °C (°F)2.19(35.94)4.16(39.49)8.47(47.25)15.0(59.0)20.79(69.42)25.54(77.97)28.55(83.39)26.96(80.53)23.42(74.16)16.87(62.37)9.76(49.57)5.62(42.12)15.61(60.1)
Average low °C (°F)-2.06(28.29)-0.59(30.94)3.13(37.63)8.67(47.61)14.16(57.49)18.43(65.17)21.52(70.74)20.53(68.95)17.54(63.57)11.5(52.7)4.87(40.77)1.76(35.17)9.96(49.93)
Record low °C (°F)-16.0(3.2)-19.0(-2.2)-12.0(10.4)-3.0(26.6)3.0(37.4)10.0(50.0)14.0(57.2)14.0(57.2)9.0(48.2)-1.0(30.2)-5.0(23.0)-9.0(15.8)-19.0(-2.2)
Average precipitation mm (inches)112.69(4.44)130.2(5.13)138.59(5.46)137.44(5.41)160.08(6.3)129.75(5.11)156.41(6.16)157.67(6.21)137.79(5.42)147.6(5.81)88.95(3.5)134.22(5.28)135.95(5.35)
Average precipitation days (≥ 1.0 mm)10.9112.014.014.3617.1814.5516.6416.6412.9110.07.369.4513.0
Average relative humidity (%)72.1773.9971.4570.175.2272.069.6270.8972.6973.6270.4774.4372.22
Mean monthly sunshine hours6.867.169.9512.0212.8213.6413.8212.9811.377.517.476.910.21

Climate Graph

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

Mount Vernon

Mount Vernon Temperature by Month

July
28.55°C | 83.39°F
August
26.96°C | 80.53°F
June
25.54°C | 77.97°F
September
23.42°C | 74.16°F
May
20.79°C | 69.42°F
October
16.87°C | 62.37°F
April
15.0°C | 59.0°F
November
9.76°C | 49.57°F
March
8.47°C | 47.25°F
December
5.62°C | 42.12°F
February
4.16°C | 39.49°F
January
2.19°C | 35.94°F

Historical Data

Summary
  • 2020
  • 2019
  • 2018
  • 2017
  • 2016
  • 2015
  • 2014
  • 2013
  • 2012
  • 2011
  • 2010
  • January
  • February
  • March
  • April
  • May
  • June
  • July
  • August
  • September
  • October
  • November
  • December
TemperatureMaxAverageMin
Max Temperature19.0°C (66.2°F)6.19°C (43.14°F)-5.0°C (23.0°F)
Avg Temperature17.0°C (62.6°F)3.71°C (38.68°F)-6.0°C (21.2°F)
Min Temperature12.0°C (53.6°F)-0.35°C (31.37°F)-10.0°C (14.0°F)
Dew PointMaxAverageMin
Dew Point15.0°C (59.0°F)-1.06°C (30.09°F)-20.0°C (-4.0°F)
PrecipitationMaxAverageMinSum
Precipitation31.7mm | 1.25in3.93mm | 0.15in0.0mm | 0in121.8mm | 4.8in
Snowdepth2.7mm | 0.11in0.2mm | 0.01in0.0mm | 0in6.300000000000001mm | 0.25in
WindMaxAverageMin
Wind23.0kmh | 14.29mph11.65kmh | 7.24mph4.0kmh | 2.49mph
Gust Wind37.0kmh | 22.99mph18.29kmh | 11.36mph7.0kmh | 4.35mph
Sea Level PressureMaxAverageMin
Sea Level Pressure31.7mb3.93mb0.0mb
Mount Vernon

Daily Observations

TimeTemperatureDew PointHumidityWind SpeedPressurePrecipitation
January° C | ° F° C | ° F%Kph | MphHg | MbTotal (mm/in)
2013-01-014 | 39.20 | 32.0798 | 4.9730.0 | 10160.0 | 0.0
2013-01-020 | 32.0-6 | 21.26611 | 6.8430.12 | 10200.2 | 0.01
2013-01-032 | 35.6-6 | 21.2617 | 4.3530.21 | 10230.0 | 0.0
2013-01-042 | 35.6-4 | 24.86912 | 7.4630.18 | 10220.0 | 0.0
2013-01-053 | 37.4-2 | 28.47310 | 6.2130.3 | 10260.0 | 0.0
2013-01-066 | 42.81 | 33.8777 | 4.3530.12 | 10200.6 | 0.02
2013-01-075 | 41.00 | 32.07710 | 6.2130.36 | 10280.1 | 0.0
2013-01-086 | 42.82 | 35.68011 | 6.8430.39 | 10290.0 | 0.0
2013-01-098 | 46.44 | 39.28610 | 6.2130.33 | 10270.5 | 0.02
2013-01-107 | 44.62 | 35.6739 | 5.5930.5 | 10330.0 | 0.0
2013-01-116 | 42.83 | 37.4868 | 4.9730.3 | 102610.2 | 0.4
2013-01-129 | 48.26 | 42.8894 | 2.4930.12 | 10200.0 | 0.0
2013-01-1312 | 53.610 | 50.09311 | 6.8430.06 | 10180.0 | 0.0
2013-01-1412 | 53.69 | 48.28615 | 9.3230.12 | 10203.5 | 0.14
2013-01-155 | 41.03 | 37.48710 | 6.2130.27 | 102524.6 | 0.97
2013-01-164 | 39.22 | 35.6928 | 4.9730.03 | 101731.7 | 1.25
2013-01-174 | 39.22 | 35.6857 | 4.3530.09 | 101912.9 | 0.51
2013-01-181 | 33.8-5 | 23.06614 | 8.730.39 | 10290.1 | 0.0
2013-01-194 | 39.2-0 | 32.08118 | 11.1830.27 | 10250.0 | 0.0
2013-01-206 | 42.8-0 | 32.07318 | 11.1829.97 | 10150.0 | 0.0
2013-01-213 | 37.4-5 | 23.06213 | 8.0830.0 | 10160.2 | 0.01
2013-01-22-6 | 21.2-20 | -4.03321 | 13.0530.18 | 10220.0 | 0.0
2013-01-23-6 | 21.2-19 | -2.23710 | 6.2130.27 | 10250.0 | 0.0
2013-01-24-5 | 23.0-12 | 10.46416 | 9.9430.33 | 10273.4 | 0.13
2013-01-25-6 | 21.2-10 | 14.08110 | 6.2130.33 | 10272.6 | 0.1
2013-01-26-2 | 28.4-6 | 21.2837 | 4.3530.24 | 10240.5 | 0.02
2013-01-27-3 | 26.6-5 | 23.0887 | 4.3530.53 | 10340.0 | 0.0
2013-01-283 | 37.41 | 33.89314 | 8.730.3 | 10266.7 | 0.26
2013-01-2910 | 50.08 | 46.49410 | 6.2130.09 | 10190.0 | 0.0
2013-01-3017 | 62.615 | 59.09322 | 13.6729.74 | 10072.5 | 0.1
2013-01-314 | 39.2-1 | 30.26623 | 14.2929.62 | 100321.5 | 0.85

Mount Vernon 11 Year Historical Weather Data

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