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.
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
24 17:56 Calm 16.09 Overcast OVC011 17.8 17.8 100% 76.63 1022.8
24 16:56 Vrbl 6 16.09 Overcast OVC011 17.8 17.8 100% 76.68 1023.6
24 15:56 Calm 16.09 Overcast OVC009 17.8 17.2 96% 76.71 1023.8
24 14:56 Calm 16.09 Overcast OVC007 16.7 16.7 100% 76.76 1024.5
24 13:56 Calm 16.09 Overcast OVC007 16 0 15.6 11.7 0% 76.81 1025.4
24 12:56 SE 6 16.09 Overcast OVC005 15 0 0% 76.86 1026.1
24 11:56 Vrbl 6 16.09 Overcast OVC005 14 0 0% 76.89 1026.4
24 10:56 Vrbl 7 16.09 Overcast OVC005 14 0 0% 76.91 1026.8
24 09:56 Vrbl 7 16.09 Overcast OVC005 13 0 0% 76.91 1026.9
24 08:56 Calm 16.09 Overcast OVC005 12 0 0% 76.96 1027.3
24 07:56 Calm 16.09 Overcast OVC005 11 0 11.7 10.6 0% 76.94 1027.1 1.63
24 06:56 Calm 16.09 Light Rain OVC005 11 0 0% 76.91 1026.9 0.03
24 05:56 Calm 16.09 Light Rain BKN005 OVC015 11 0 0% 76.89 1026.5 0.23
24 04:56 Calm 9.66 Light Rain OVC007 11 0 0% 76.86 1026.3 0.46 1.37
24 03:56 Calm 8.05 Rain BKN005 OVC043 11 0 0% 76.89 1026.7 0.58
24 02:56 NE 6 9.66 Rain OVC005 11 0 0% 76.91 1027.0 0.33
24 01:56 Calm 11.27 Light Rain BKN007 OVC011 11 0 11.1 10.6 0% 76.94 1027.3 0.18 0.58
24 00:56 Calm 6.44 Light Rain OVC005 11 0 0% 76.99 1028.0 0.1
23 23:56 Calm 14.48 Light Rain OVC005 11 0 0% 76.99 1028.0 0.05
23 22:56 Calm 16.09 Light Rain OVC005 11 0 0% 77.01 1028.3 0.15 0.25
23 21:56 Calm 11.27 Light Rain OVC005 11 0 0% 77.01 1028.4 0.08
23 20:56 Vrbl 6 11.27 Light Rain OVC005 11 0 0% 77.01 1028.3 0.03
23 19:56 Vrbl 6 16.09 Light Rain OVC007 11 0 11.7 10.6 0% 77.01 1028.2 0.03 0.66
23 18:56 Vrbl 9 16.09 Light Rain OVC007 11 0 0% 77.01 1028.3 0.18
23 17:56 Vrbl 9 4.83 Light Rain OVC007 11 0 0% 76.99 1028.0 0.18
23 16:56 Vrbl 6 6.44 Light Rain OVC005 12 0 0% 76.99 1027.9 0.28 0.28
23 15:56 Vrbl 7 9.66 Overcast with Haze OVC007 12 0 0% 77.04 1028.6
23 14:56 Vrbl 6 16.09 Light Rain OVC007 12 0 0% 77.06 1028.8
23 13:56 Calm 12.87 Overcast OVC007 11 0 11.1 10 0% 77.09 1029.4 0.03 0.69
23 12:56 Calm 9.66 Light Rain BKN009 OVC012 11 0 0% 77.14 1030.0 0.08
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)