Reston, Virginia, United States Climate

Weather: 1.87°C/35.37°F, Wind SW at 0.45 km/h, 70% Humidity, 0% Chance of rain

United States
(Photo by Teslariu Mihai on Unsplash)

Reston Climate Summary

Located at an elevation of 128.18 meters (420.54 feet) above sea level, Reston has a Humid subtropical, no dry season climate (Classification: Cfa). The district’s yearly temperature is 15.05ºC (59.09ºF) and it is 2.41% higher than United States’s averages. Reston typically receives about 133.31 millimeters (5.25 inches) of precipitation and has 153.54 rainy days (42.07% of the time) annually.

CountryUnited States
CityVirginia
Longitude-77.3570028
Latitude38.9586307
Attitude/Elevation128.18m (420.54ft)
Local timeFriday 10:57
Annual high temperature18.64ºC (65.55ºF)
Annual low temperature9.13ºC (48.43ºF)
Average annual precip.133.31mm (5.25in)
Warmest monthJuly (32.09ºC / 89.76ºF)
Coldest MonthJanuary (-2.77ºC / 27.01ºF)
Wettest MonthMay (161.68mm / 6.37in)
Driest MonthNovember (99.85mm / 3.93in)
Number of days with rainfall (≥ 1.0 mm)153.54 days (42.07%)
Days with no rain211.46 days (57.93%)
Humidity73.34%

Climate Reston: Weather By Month

MonthJanFebMarAprMayJunJulAugSepNovOctDecYear
Record high °C (°F)19.0(66.2)25.0(77.0)27.0(80.6)32.0(89.6)39.0(102.2)40.0(104.0)41.0(105.8)39.0(102.2)38.0(100.4)34.0(93.2)26.0(78.8)22.0(71.6)41.0(105.8)
Average high °C (°F)4.43(39.97)6.86(44.35)11.55(52.79)18.37(65.07)24.28(75.7)29.07(84.33)32.09(89.76)30.56(87.01)26.7(80.06)19.9(67.82)12.36(54.25)7.57(45.63)18.64(65.55)
Daily mean °C (°F)1.52(34.74)3.5(38.3)7.91(46.24)14.49(58.08)20.52(68.94)25.34(77.61)28.22(82.8)26.46(79.63)22.68(72.82)16.18(61.12)8.93(48.07)4.83(40.69)15.05(59.09)
Average low °C (°F)-2.77(27.01)-1.42(29.44)2.42(36.36)7.94(46.29)13.57(56.43)17.77(63.99)20.67(69.21)19.64(67.35)16.47(61.65)10.52(50.94)3.85(38.93)0.9(33.62)9.13(48.43)
Record low °C (°F)-17.0(1.4)-18.0(-0.4)-12.0(10.4)-3.0(26.6)2.0(35.6)10.0(50.0)14.0(57.2)13.0(55.4)7.0(44.6)-1.0(30.2)-7.0(19.4)-10.0(14.0)-18.0(-0.4)
Average precipitation mm (inches)110.25(4.34)128.29(5.05)136.31(5.37)129.71(5.11)161.68(6.37)126.2(4.97)145.32(5.72)153.46(6.04)129.3(5.09)145.73(5.74)99.85(3.93)133.59(5.26)133.31(5.25)
Average precipitation days (≥ 1.0 mm)10.9111.3613.3614.5516.4514.0915.1817.2712.8210.187.829.5512.8
Average relative humidity (%)73.5975.8973.4371.5175.071.369.671.674.0675.3272.5876.2173.34
Mean monthly sunshine hours6.787.199.8211.9812.8313.6213.7912.911.257.447.426.8810.16

Climate Graph

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

Reston

Reston Temperature by Month

July
28.22°C | 82.8°F
August
26.46°C | 79.63°F
June
25.34°C | 77.61°F
September
22.68°C | 72.82°F
May
20.52°C | 68.94°F
October
16.18°C | 61.12°F
April
14.49°C | 58.08°F
November
8.93°C | 48.07°F
March
7.91°C | 46.24°F
December
4.83°C | 40.69°F
February
3.5°C | 38.3°F
January
1.52°C | 34.74°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 Temperature18.0°C (64.4°F)9.69°C (49.44°F)-1.0°C (30.2°F)
Avg Temperature14.0°C (57.2°F)5.93°C (42.67°F)-4.0°C (24.8°F)
Min Temperature7.0°C (44.6°F)0.79°C (33.42°F)-7.0°C (19.4°F)
Dew PointMaxAverageMin
Dew Point8.0°C (46.4°F)-0.03°C (31.95°F)-13.0°C (8.6°F)
PrecipitationMaxAverageMinSum
Precipitation61.1mm | 2.41in4.49mm | 0.18in0.0mm | 0in130.3mm | 5.13in
Snowdepth2.0mm | 0.08in0.16mm | 0.01in0.0mm | 0in4.699999999999999mm | 0.19in
WindMaxAverageMin
Wind26.0kmh | 16.16mph11.79kmh | 7.33mph6.0kmh | 3.73mph
Gust Wind38.0kmh | 23.61mph18.28kmh | 11.36mph9.0kmh | 5.59mph
Sea Level PressureMaxAverageMin
Sea Level Pressure61.1mb4.49mb0.0mb
Reston

Daily Observations

TimeTemperatureDew PointHumidityWind SpeedPressurePrecipitation
February° C | ° F° C | ° F%Kph | MphHg | MbTotal (mm/in)
2012-02-0114 | 57.27 | 44.67513 | 8.0830.03 | 10170.9 | 0.04
2012-02-029 | 48.26 | 42.88411 | 6.8430.09 | 101917.8 | 0.7
2012-02-036 | 42.80 | 32.0748 | 4.9730.42 | 10300.0 | 0.0
2012-02-044 | 39.21 | 33.8856 | 3.7330.24 | 10242.2 | 0.09
2012-02-054 | 39.2-0 | 32.0779 | 5.5930.15 | 10210.5 | 0.02
2012-02-067 | 44.60 | 32.0699 | 5.5930.18 | 10220.0 | 0.0
2012-02-076 | 42.8-0 | 32.06812 | 7.4630.15 | 10210.0 | 0.0
2012-02-083 | 37.40 | 32.0846 | 3.7330.21 | 10236.3 | 0.25
2012-02-092 | 35.6-6 | 21.26510 | 6.2130.21 | 10230.1 | 0.0
2012-02-104 | 39.2-2 | 28.4716 | 3.7330.09 | 10193.6 | 0.14
2012-02-111 | 33.8-3 | 26.67818 | 11.1829.8 | 10094.8 | 0.19
2012-02-12-4 | 24.8-13 | 8.65326 | 16.1630.09 | 10190.4 | 0.02
2012-02-132 | 35.6-8 | 17.6579 | 5.5930.15 | 10210.0 | 0.0
2012-02-146 | 42.8-1 | 30.2699 | 5.5930.03 | 10170.8 | 0.03
2012-02-157 | 44.61 | 33.87411 | 6.8430.18 | 10220.0 | 0.0
2012-02-166 | 42.84 | 39.29010 | 6.2130.15 | 10217.1 | 0.28
2012-02-177 | 44.62 | 35.67512 | 7.4630.09 | 10190.0 | 0.0
2012-02-188 | 46.41 | 33.87011 | 6.8430.06 | 10180.0 | 0.0
2012-02-194 | 39.2-2 | 28.46810 | 6.2130.03 | 10172.3 | 0.09
2012-02-204 | 39.2-3 | 26.66611 | 6.8430.18 | 10221.7 | 0.07
2012-02-213 | 37.4-1 | 30.27516 | 9.9430.15 | 10210.0 | 0.0
2012-02-2210 | 50.05 | 41.07913 | 8.0829.74 | 10075.1 | 0.2
2012-02-2312 | 53.67 | 44.67810 | 6.2129.59 | 10024.1 | 0.16
2012-02-2412 | 53.68 | 46.48214 | 8.729.5 | 99911.5 | 0.45
2012-02-253 | 37.4-6 | 21.25825 | 15.5329.94 | 10140.0 | 0.0
2012-02-266 | 42.8-5 | 23.05711 | 6.8430.42 | 10300.0 | 0.0
2012-02-279 | 48.22 | 35.67013 | 8.0830.3 | 10260.0 | 0.0
2012-02-287 | 44.6-2 | 28.46111 | 6.8430.42 | 10300.0 | 0.0
2012-02-2910 | 50.07 | 44.69212 | 7.4629.97 | 101561.1 | 2.41

Comments (0)

  • Latest first
  • Highest rated
Be the first to comment on this page