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.
27 17:56 NW 6 16.09 Fair CLR 25.6 21.1 76% 27 75.9 1012.6
27 16:56 W 9 16.09 A Few Clouds FEW022 26.1 21.7 77% 28 75.95 1013.2
27 15:56 NW 9 16.09 Partly Cloudy SCT037 25.6 23.3 87% 27 75.97 1013.9
27 14:56 NW 13 16.09 Overcast BKN014 BKN019 OVC029 25 23.9 94% 26 76 1014.1
27 13:56 NW 11 16.09 Mostly Cloudy SCT008 BKN013 22.8 22.8 23.3 21.1 100% 76.02 1014.7 0.03 0.79
27 12:56 W 7 16.09 Light Rain BKN010 BKN032 OVC070 22 0 0% 76.1 1015.7 0.08
27 11:56 W 13 16.09 Overcast SCT014 BKN032 OVC070 22.8 22.8 100% 76.2 1016.8
27 10:56 Vrbl 7 16.09 A Few Clouds FEW009 23.3 23.3 100% 76.15 1016.4 0.03 0.69
27 09:56 W 6 1.61 Heavy Rain BKN006 OVC009 21 0 0% 76.2 1016.7 0.66
27 08:56 W 7 14.48 Overcast OVC004 22 0 0% 76.15 1016.2
27 07:56 Calm 8.05 Overcast with Haze OVC004 22 0 21.7 19.4 0% 76.17 1016.5
27 06:56 Calm 4.83 Fog/Mist OVC004 21 0 0% 76.17 1016.5
27 05:56 Calm 8.05 Overcast with Haze OVC006 21 0 0% 76.17 1016.5
27 04:56 Calm 14.48 Overcast OVC008 21 0 0% 76.2 1016.8
27 03:56 Calm 16.09 Overcast OVC006 21 0 0% 76.2 1016.7
27 02:56 SE 6 16.09 Overcast OVC010 21 0 0% 76.2 1017.0
27 01:56 Calm 16.09 Overcast OVC012 20 0 21.1 19.4 0% 76.25 1017.5
27 00:56 Calm 16.09 Overcast BKN016 OVC100 21 0 0% 76.3 1018.4
26 23:56 Calm 16.09 Partly Cloudy FEW090 SCT110 19 0 0% 76.33 1018.6
26 22:56 Calm 16.09 A Few Clouds FEW018 20.6 20.6 100% 76.38 1019.4
26 21:56 SE 6 16.09 Mostly Cloudy BKN022 20 20 100% 76.4 1019.6
26 20:56 Calm 16.09 Partly Cloudy SCT022 20 20 100% 76.4 1019.5
26 19:56 Calm 16.09 Mostly Cloudy BKN037 21.1 20.6 24.4 21.1 97% 76.4 1019.5
26 18:56 Calm 16.09 Mostly Cloudy BKN043 BKN100 21.7 21.1 96% 76.4 1019.6
26 17:56 SE 9 16.09 Mostly Cloudy FEW047 SCT055 BKN100 23.3 18.9 76% 76.43 1019.8
26 16:56 SE 7 16.09 Overcast OVC044 22.2 18.9 82% 76.45 1020.3
26 15:56 Vrbl 6 16.09 Overcast BKN050 OVC065 24.4 17.2 64% 25 76.45 1020.5
26 14:56 Calm 16.09 Overcast OVC050 22.8 18.3 76% 76.53 1021.4
26 13:56 S 6 16.09 Overcast BKN050 OVC070 22.8 18.9 23.3 19.4 79% 76.58 1022.1
26 12:56 Calm 16.09 Overcast BKN060 BKN070 OVC085 22.2 19.4 84% 76.63 1022.5
26 11:56 SE 7 16.09 Overcast BKN080 OVC100 20.6 20 96% 76.66 1023.2
26 10:56 SE 11 16.09 Overcast OVC070 20 20 100% 76.66 1023.0
26 09:56 Calm 11.27 Light Rain FEW060 OVC080 21 0 0% 76.66 1023.0
26 08:56 Calm 11.27 Overcast FEW037 OVC070 20 0 0% 76.66 1022.8
26 07:56 Calm 9.66 Light Rain OVC070 19 0 19.4 17.2 0% 76.61 1022.4 0.03 0.03
26 06:56 Calm 6.44 Overcast with Haze OVC085 18 0 0% 76.56 1021.8
26 05:56 Calm 4.83 Fog/Mist BKN090 OVC110 18 0 0% 76.5 1020.8
26 04:56 Calm 3.22 Fog/Mist OVC100 17 0 0% 76.45 1020.2
26 03:56 Calm 1.21 Fog/Mist FEW003 BKN100 18 0 0% 76.43 1019.9
26 02:56 Calm 0.80 Fog BKN001 OVC110 18 0 0% 76.43 1019.8
26 01:56 Calm 0.80 Fog BKN001 18 0 21.1 17.8 0% 76.45 1020.1
26 00:56 Calm 2.01 Fog/Mist BKN003 OVC110 18 0 0% 76.48 1020.5
25 23:56 Calm 3.22 Fog/Mist BKN065 18 0 0% 76.48 1020.9
25 22:56 Calm 2.01 Fog/Mist CLR 19 0 0% 76.5 1020.9
25 21:56 Calm 12.87 A Few Clouds FEW065 20 0 0% 76.5 1021.0
25 20:56 Calm 16.09 Fair CLR 21 0 0% 76.48 1020.7
25 19:56 Calm 16.09 A Few Clouds FEW060 21.7 21.7 25 21.7 100% 76.43 1020.1 0.03
25 18:56 Calm 16.09 Fair CLR 23.3 22.8 97% 76.43 1019.8
25 17:56 SE 11 16.09 Fair CLR 23.3 23.3 100% 76.4 1019.7
25 16:56 Calm 16.09 Mostly Cloudy SCT015 BKN023 BKN110 24.4 22.8 91% 24 76.43 1019.8 0.03
25 15:56 NW 6 16.09 Overcast SCT011 OVC090 22.8 22.8 100% 76.45 1020.2
25 14:56 Calm 16.09 Light Rain SCT013 BKN029 OVC065 22.2 21.7 97% 76.45 1020.5 0.03
25 13:56 NW 7 16.09 Light Rain BKN012 OVC031 22 0 22.2 17.2 0% 76.48 1020.8 0.05
25 12:56 SW 7 12.87 Light Rain OVC007 21 0 0% 76.56 1021.6 0.03
25 11:56 W 11 11.27 Overcast OVC003 20 0 0% 76.56 1021.9
25 10:56 W 9 12.87 Overcast OVC003 19 0 0% 76.56 1021.9 0.03
25 09:56 Calm 12.87 Overcast OVC003 19 0 0% 76.53 1021.4 0.03
25 08:56 Calm 0.40 Light Rain OVC003 18 0 0% 76.53 1021.4
25 07:56 Calm 0.80 Light Rain BKN003 OVC017 17 0 17.2 15.6 0% 76.5 1021.3 0.03 0.13
25 06:56 Calm 0.40 Fog OVC003 17 0 0% 76.5 1021.1
25 05:56 Calm 0.40 Light Rain OVC003 16 0 0% 76.45 1020.6 0.03
25 04:56 Calm 1.21 Light Rain OVC001 16 0 0% 76.48 1020.8 0.03 0.08
25 03:56 SE 6 1.21 Light Rain OVC001 16 0 0% 76.48 1020.8 0.05
25 02:56 SE 6 0.80 Fog BKN003 OVC017 16 0 0% 76.48 1020.9
25 01:56 Calm 0.80 Fog BKN001 OVC019 16 0 16.1 15 0% 76.5 1021.3
25 00:56 Vrbl 7 3.22 Fog/Mist OVC003 16 0 0% 76.58 1022.2
24 23:56 Calm 4.02 Fog/Mist OVC003 16 0 0% 76.58 1022.3
24 22:56 SE 7 2.82 Fog/Mist OVC003 16 0 0% 76.66 1023.3
24 21:56 SE 6 2.41 Fog/Mist BKN003 OVC012 16 0 0% 76.68 1023.5
24 20:56 Calm 3.22 Fog/Mist OVC003 16 0 0% 76.66 1023.4
24 19:56 Vrbl 6 4.02 Fog/Mist OVC007 16 0 18.3 15.6 0% 76.66 1023.3
24 18:56 Vrbl 7 16.09 Overcast OVC009 17 0 0% 76.63 1023.0
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)