Weather observations for the past three days for
Gaithersburg - Montgomery County Airport
Metric (Imperial)
Date Time (edt) Wind (kph) Vis. (km) Weather Sky Cond. Temperature (ºC) Relative Humidity Wind Chill (°C) Heat Index (°C) Pressure Precipitation (cm)
Air Dwpt 6 hour altimeter (cm) sea level (mb) 1 hr 3 hr 6 hr
Max. Min.
08 02:56 Vrbl 6 9.66 Overcast with Haze BKN017 OVC024 22 0 0% 76.33 1018.6
08 01:56 Vrbl 6 8.05 Overcast with Haze OVC022 22 0 26.1 21.7 0% 76.33 1018.4 0.97
08 00:56 Vrbl 6 8.05 Overcast with Haze OVC020 22 0 0% 76.33 1018.4
07 23:56 Vrbl 6 6.44 Mostly Cloudy with Haze BKN007 BKN047 BKN070 23 0 0% 76.33 1018.4 0.03
07 22:56 Vrbl 6 4.83 Light Rain SCT022 BKN041 OVC110 23 0 0% 76.33 1018.6 0.94 0.94
07 21:56 E 7 16.09 Overcast BKN014 BKN024 OVC035 24.4 24.4 100% 24 76.3 1018.1
07 20:56 SE 6 16.09 Overcast FEW019 OVC026 26.1 25 94% 28 76.25 1017.3
07 19:56 Calm 16.09 A Few Clouds FEW100 26.7 24.4 27.8 25 87% 30 76.2 1016.7
07 18:56 NW 6 16.09 Fair CLR 27.2 23.3 79% 30 76.23 1016.9
07 17:56 Calm 16.09 Fair CLR 26.1 24.4 90% 28 76.2 1016.8
07 16:56 Calm 16.09 Mostly Cloudy BKN026 27.2 23.9 82% 30 76.23 1017.0
07 15:56 Calm 16.09 Overcast OVC018 26.7 23.9 85% 29 76.25 1017.4
07 14:56 Calm 16.09 Overcast OVC018 25 24.4 96% 25 76.28 1017.8
07 13:56 Vrbl 6 16.09 Overcast OVC011 25.6 23.9 25.6 21.7 90% 27 76.3 1018.0 0.03
07 12:56 Calm 16.09 Overcast OVC009 23.9 23.9 100% 22 76.33 1018.6
07 11:56 Calm 16.09 Overcast OVC007 23.3 23.3 100% 76.35 1018.8
07 10:56 Calm 11.27 Overcast OVC005 23 0 0% 76.35 1018.9 0.03 0.03
07 09:56 Calm 4.83 Fog/Mist OVC003 22 0 0% 76.33 1018.5
07 08:56 Calm 2.82 Fog/Mist OVC003 22 0 0% 76.33 1018.6
07 07:56 Vrbl 6 2.82 Fog/Mist OVC003 22 0 22.8 21.7 0% 76.3 1018.1
07 06:56 Calm 2.01 Fog/Mist OVC003 22 0 0% 76.28 1017.6
07 05:56 Calm 1.21 Fog/Mist OVC003 22 0 0% 76.23 1016.9
07 04:56 Vrbl 6 2.01 Fog/Mist OVC003 22 0 0% 76.17 1016.5
07 03:56 Vrbl 6 4.02 Fog/Mist OVC003 22 0 0% 76.17 1016.3
07 02:56 Vrbl 6 6.44 Light Rain BKN003 OVC007 23 0 0% 76.17 1016.5
07 01:56 Calm 11.27 Overcast OVC005 23 0 26.1 21.7 0% 76.23 1016.9 0.56
07 00:56 Vrbl 6 6.44 Mostly Cloudy with Haze BKN005 23 0 0% 76.25 1017.6 0.05
06 23:56 Calm 9.66 Light Rain BKN120 22 0 0% 76.23 1017.0 0.41
06 22:56 Calm 8.05 Thunderstorm Rain FEW016 BKN027 OVC065 23 0 0% 76.3 1018.1 0.1 0.1
06 21:56 Vrbl 6 16.09 Thunderstorm in Vicinity BKN011 BKN024 OVC033 24.4 24.4 100% 24 76.25 1017.3
06 20:56 Vrbl 7 16.09 Overcast FEW020 BKN029 OVC038 26.1 25.6 97% 29 76.17 1016.4
06 19:56 Calm 16.09 Fair CLR 27.2 25 30.6 27.2 88% 31 76.15 1016.1
06 18:56 Calm 16.09 Fair CLR 28.3 24.4 79% 33 76.12 1015.7
06 17:56 NE 7 16.09 Fair CLR 28.3 24.4 79% 33 76.1 1015.5
06 16:56 NE 7 16.09 Overcast OVC023 27.2 25 88% 31 76.12 1015.6
06 15:56 NE 9 16.09 Mostly Cloudy BKN023 28.9 25 80% 34 76.12 1015.6
06 14:56 Vrbl 6 16.09 Mostly Cloudy FEW021 BKN047 29.4 23.9 72% 34 76.17 1016.2
06 13:56 Vrbl 6 16.09 Overcast OVC017 28.3 25 28.3 22.8 82% 33 76.23 1017.0
06 11:56 Calm 16.09 Overcast OVC007 25.6 25.6 100% 27 76.25 1017.3
06 10:56 Vrbl 6 14.48 Overcast OVC005 24.4 24.4 100% 24 76.23 1016.9
06 09:56 Calm 9.66 Overcast with Haze OVC007 24 0 0% 76.23 1017.3
06 08:56 Calm 14.48 Overcast OVC007 24 0 0% 76.25 1017.7
06 07:56 Calm 12.87 Overcast OVC005 23 0 22.8 21.1 0% 76.2 1017.0
06 06:56 Calm 12.87 A Few Clouds FEW009 22 0 0% 76.17 1016.3
06 05:56 Calm 6.44 A Few Clouds with Haze FEW070 21 0 0% 76.15 1015.9
06 04:56 Calm 8.05 A Few Clouds with Haze FEW003 22 0 0% 76.12 1015.6
06 03:56 Calm 11.27 Overcast OVC007 22 0 0% 76.07 1015.1
06 02:56 Calm 16.09 Fair CLR 22 0 0% 76.07 1014.9
06 01:56 Vrbl 7 12.87 Fair CLR 22 0 23.3 21.7 0% 76 1014.0 0.58
06 00:56 Vrbl 6 16.09 Light Rain FEW110 22 0 0% 76.05 1014.6 0.08
05 23:56 Vrbl 6 16.09 Light Rain FEW065 SCT090 BKN110 22 0 0% 76.15 1016.1 0.51
05 22:56 NW 13 16.09 Thunderstorm in Vicinity FEW018 BKN046 OVC050 22.8 22.8 100% 76.23 1017.1
05 21:56 Calm 16.09 Fair CLR 21.7 21.7 100% 76.02 1014.2
05 20:56 Calm 16.09 Partly Cloudy SCT110 22.8 22.2 96% 75.97 1013.5
05 19:56 Vrbl 6 16.09 Thunderstorm SCT046 22.8 20 34.4 22.2 84% 76 1014.0 0.03 0.03
05 18:56 Vrbl 11 9.66 Thunderstorm Haze BKN038 OVC050 25 20.6 77% 26 75.92 1012.9
05 17:56 Vrbl 9 16.09 Thunderstorm BKN042 OVC048 30.6 24.4 70% 36 75.9 1012.6
05 16:56 Calm 16.09 Overcast BKN055 BKN070 OVC090 31.7 23.3 61% 37 75.95 1013.1
05 15:56 SE 9 16.09 Fair CLR 33.3 21.7 51% 37 75.95 1013.4
05 14:56 Calm 16.09 Fair CLR 33.9 21.7 49% 38 76.05 1014.5
05 13:56 SE 13 16.09 Fair CLR 32.8 22.8 33.9 25 56% 38 76.1 1015.2
05 12:56 Vrbl 7 16.09 Fair CLR 32.2 22.2 56% 36 76.12 1015.6
05 11:56 SE 7 16.09 Fair CLR 31.7 22.2 57% 36 76.15 1016.1
05 10:56 Calm 16.09 Fair CLR 30 22.8 65% 34 76.17 1016.2
05 09:56 NE 6 16.09 Partly Cloudy SCT055 27.8 22.8 74% 31 76.17 1016.4
05 08:56 Calm 16.09 Fair CLR 26.7 23.3 82% 29 76.2 1016.6
05 07:56 Calm 16.09 Fair CLR 25 24.4 25 21.7 96% 25 76.2 1016.7
05 06:56 Calm 14.48 A Few Clouds FEW095 23 0 0% 76.17 1016.6
05 05:56 Calm 12.87 Fair CLR 22 0 0% 76.15 1015.8
05 04:56 SE 7 9.66 Partly Cloudy with Haze SCT120 22 0 0% 76.05 1014.5
05 03:56 Vrbl 6 12.87 Fair CLR 22 0 0% 76.1 1015.1
Date Time (edt) Wind (kph) Vis. (km) Weather Sky Cond. Air Dwpt Max. Min. Relative Humidity Wind Chill (°C) Heat Index (°C) altimeter (cm) sea level (mb) 1 hr 3 hr 6 hr
6 hour
Temperature (ºC) Pressure Precipitation (cm)