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Gaithersburg - Montgomery County Airport
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imperial
D
a
t
e
Time
(est)
Wind
(kph)
Vis.
(km)
WeatherSky Cond. Temperature (ºC)Relative
Humidity
Wind
Chill
(°C)
Heat
Index
(°C)
PressurePrecipitation (cm)
AirDwpt6 hour altimeter
(cm)
sea level
(mb)
1 hr 3 hr6 hr
Max.Min.
0319:56Calm16FairCLR10.68.3 86%NANA76.761024.8
0318:56Calm16FairCLR13.38.9 18.913.375%NANA76.731024.6
0317:56S 516A Few CloudsFEW03215.69.4 67%NANA76.711024.0
0316:56SW 516A Few CloudsFEW03716.79.4 62%NANA76.711024.1
0315:56SW 1116OvercastOVC04317.28.9 58%NANA76.711024.2
0314:56SW 1016OvercastOVC04517.28.3 56%NANA76.731024.3
0313:56SW 1316Mostly CloudyBKN04618.98.3 50%NANA76.731024.4
0312:56Calm16A Few CloudsFEW05018.37.8 18.33.351%NANA76.781025.0
0311:56Vrbl 516FairCLR16.17.8 58%NANA76.861026.2
0310:56Calm16FairCLR15.67.8 60%NANA76.891026.5
0309:56Vrbl 516FairCLR12.28.3 77%NANA76.891026.5
0308:56W 816A Few CloudsFEW0559.48.3 93%8.3NA76.861026.5
0307:56Calm10 Fog/MistBKN0556.76.7 100%NANA76.841026.0
0306:56Calm0 FogCLR3.33.3 4.42.2100%NANA76.761025.2
0305:56Calm5 Fog/MistOVC0553.33.3 100%NANA76.731024.5
0304:56Calm1 Fog/MistBKN0012.82.8 100%NANA76.711024.5
0303:56Calm2 Fog/MistFEW0013.93.9 100%NANA76.681023.9
0302:56W 55 Fog/MistFEW0554.44.4 100%NANA76.661023.5
0301:48Calm1 FogFEW003 BKN0602.82.8 100%NANA76.631023.6
0300:56Calm0 FogOVC0013.93.3 8.93.396%NANA76.631023.4
0223:56Calm1 FogOVC0013.93.9 100%NANA76.631023.3
0222:56Calm5 Fog/MistCLR4.43.9 97%NANA76.611023.0
0221:56Calm2 Fog/MistCLR5.65.6 100%NANA76.581022.8
0220:56Calm5 Fog/MistCLR5.65.6 100%NANA76.581022.6
0219:56Calm16FairCLR7.27.2 100%NANA76.531022.0
0218:56W 1116OvercastOVC0088.97.8 107.893%7.2NA76.51021.5
0217:56NW 1316OvercastOVC0069.48.9 97%7.8NA76.481021.2
0216:56NW 1116OvercastOVC0069.49.4 100%7.8NA76.451021.0
0215:56NW 1416OvercastBKN008 OVC019108.9 93%7.8NA76.451020.8
0214:56NW 1316OvercastOVC0088.98.3 96%6.7NA76.451020.8
0213:56NW 1613OvercastOVC0048.37.8 97%5.6NA76.451021.1
0212:56Vrbl 1013OvercastOVC0047.87.8 7.84.4100%6.1NA76.51021.7
0211:56Vrbl 56 Light Rain Fog/MistOVC0047.27.2 100%NANA76.561022.5
0210:56N 56 Light Rain Fog/MistOVC0047.26.7 97%NANA76.661023.8
0209:56Vrbl 511 Light RainOVC0066.16.1 100%NANA76.761025.3
0208:56W 816 Light RainOVC0056.16.1 100%4.4NA76.811025.7
0207:56NE 58 Light Rain Fog/MistOVC00555 100%NANA76.811025.9
0206:56Calm3 Rain Fog/MistOVC0054.44.4 4.43.3100%NANA76.841026.2
0205:56Vrbl 85 Rain Fog/MistOVC0053.93.3 96%1.7NA76.891027.0
0204:56Vrbl 105 Light Rain Fog/MistOVC0073.33.3 100%0.6NA76.961027.9
0203:56E 511 Light RainBKN012 OVC0463.33.3 100%NANA77.061029.0
0202:56Vrbl 816OvercastSCT007 OVC0503.33.3 100%1.1NA77.091029.6
0201:56E 1116 Light RainSCT041 OVC0553.93.3 96%1.1NA77.191030.8
0200:56E 816 Light RainSCT047 OVC0553.93.3 7.23.996%1.7NA77.271031.8
0123:56E 1016 Light RainSCT025 OVC0323.93.3 96%1.7NA77.321032.4
0122:56SE 1116 Light RainOVC02753.9 93%2.2NA77.371033.3
0121:56SE 1016 Light RainOVC0275.63.3 85%3.3NA77.341033.0
0120:56SE 1416OvercastOVC0386.70.6 65%3.9NA77.391033.5
0119:56SE 21 G 2716OvercastOVC0467.20 61%3.9NA77.421033.8
0118:56SE 2316OvercastOVC0487.8-0.6 11.17.856%4.4NA77.421034.1
0117:56SE 1616OvercastOVC0508.3-0.6 54%5.6NA77.421034.2
0116:56SE 1116OvercastOVC0559.4-3.3 41%7.8NA77.441034.3
0115:56SE 1416FairCLR10-5.6 33%7.8NA77.441034.4
0114:56S 19 G 2616FairCLR10-7.2 29%7.2NA77.51035.1
0113:56SE 19 G 3416FairCLR10-8.3 27%7.2NA77.51035.1
0112:56S 1916FairCLR10-8.3 10-2.827%7.2NA77.61036.5
0111:56SE 19 G 2916FairCLR9.4-8.3 28%6.7NA77.671037.6
0110:56SE 16 G 2616FairCLR7.8-8.9 30%5NA77.71037.9
0109:56E 1616FairCLR6.1-7.8 37%2.8NA77.721038.2
0108:56SE 1316FairCLR5-7.8 39%2.2NA77.751038.5
0107:56Calm16FairCLR0.6-9.4 48%NANA77.671037.6
0106:56Calm16FairCLR-3.3-8.3 -0.6-3.369%NANA77.651037.4
0105:56SE 516FairCLR-2.8-8.3 66%NANA77.621036.7
0104:56Calm16FairCLR-2.8-8.3 66%NANA77.571036.1
0103:56Calm16FairCLR-1.7-8.9 58%NANA77.51035.1
0102:56Calm16FairCLR-2.2-8.9 60%NANA77.441034.5
0101:56Calm16FairCLR-0.6-10 49%NANA77.441034.4
0100:56Calm16FairCLR-0.6-9.4 3.9-2.852%NANA77.441034.5
2923:56Calm16FairCLR-0.6-8.9 54%NANA77.441034.4
2922:56Calm16FairCLR0.6-10.6 43%NANA77.441034.4
2921:56NW 516FairCLR1.7-11.7 37%NANA77.391033.9
2920:56NW 516FairCLR2.2-11.7 35%NANA77.371033.7
D
a
t
e
Time
(est)
Wind
(kph)
Vis.
(km)
WeatherSky Cond. AirDwptMax.Min.Relative
Humidity
Wind
Chill
(°C)
Heat
Index
(°C)
altimeter
(cm)
sea level
(mb)
1 hr3 hr6 hr
6 hour
Temperature (ºC)PressurePrecipitation (cm)

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Last Modified: Febuary, 7 2012
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