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.
09 14:56 S 15 16.09 Fair CLR 31.7 18.9 47% 33 76.56 1021.4
09 13:56 SE 13 G 26 16.09 Fair CLR 31.1 19.4 31.7 20 50% 33 76.63 1022.4
09 12:56 SW 15 16.09 Fair CLR 30.6 18.9 50% 32 76.71 1023.4
09 11:56 S 11 16.09 Fair CLR 29.4 18.9 53% 31 76.78 1024.4
09 10:56 SW 11 16.09 Fair CLR 27.2 17.8 57% 28 76.81 1024.9
09 09:56 SW 9 16.09 Fair CLR 24.4 17.2 64% 25 76.81 1025.1
09 08:56 SW 9 16.09 Fair CLR 22.2 16.7 71% 76.84 1025.5
09 07:56 S 7 16.09 Fair CLR 20 16.7 21.7 17.2 81% 76.84 1025.6
09 06:56 S 7 16.09 Fair CLR 18.3 16.7 90% 76.84 1025.4
09 05:56 Calm 16.09 Fair CLR 17.2 17.2 100% 76.84 1025.3
09 04:56 SE 6 16.09 Fair CLR 17.8 17.8 100% 76.84 1025.3
09 03:56 Calm 16.09 Fair CLR 18.3 18.3 100% 76.84 1025.2
09 02:56 SE 11 16.09 Fair CLR 19.4 18.3 93% 76.81 1025.1
09 01:56 Calm 16.09 Fair CLR 21.1 17.2 23.3 18.3 79% 76.84 1025.2
09 00:56 SW 6 16.09 Fair CLR 19.4 18.9 97% 76.84 1025.3
08 23:56 Calm 16.09 Fair CLR 19 0 0% 76.86 1025.5
08 22:56 SE 7 16.09 Fair CLR 20.6 19.4 93% 76.86 1025.7
08 21:56 SE 7 16.09 Fair CLR 22.2 19.4 84% 76.86 1025.8
08 20:56 SE 7 16.09 Fair CLR 22.2 19.4 84% 76.86 1025.6
08 19:56 Calm 12.87 Fair CLR 22.2 20.6 30.6 22.2 91% 76.81 1025.2
08 18:56 SE 7 16.09 Fair CLR 25.6 17.8 62% 27 76.78 1024.9
08 16:56 Vrbl 6 16.09 Fair CLR 27.8 17.2 53% 28 76.81 1024.9
08 15:56 NW 9 16.09 Partly Cloudy SCT070 28.3 17.8 53% 29 76.81 1025.1
08 14:56 S 6 16.09 A Few Clouds FEW055 30 17.8 48% 31 76.84 1025.3
08 13:56 Vrbl 7 16.09 Partly Cloudy SCT050 28.9 17.2 28.9 14.4 49% 29 76.84 1025.5
08 12:56 W 13 16.09 Fair CLR 27.8 17.8 55% 29 76.91 1026.4
08 11:56 W 13 16.09 Fair CLR 26.7 17.8 58% 28 76.96 1027.0
08 10:56 Vrbl 6 16.09 Fair CLR 25.6 17.2 60% 27 76.94 1026.9
08 08:56 Calm 16.09 Fair CLR 20 16.1 78% 76.91 1026.5
08 07:56 Calm 16.09 Fair CLR 14 0 14.4 12.8 0% 76.91 1026.4
08 06:56 Calm 16.09 Fair CLR 13 0 0% 76.89 1026.1
08 05:56 Calm 16.09 Fair CLR 13.3 13.3 100% 76.89 1026.1
08 04:56 Calm 16.09 Fair CLR 13 0 0% 76.89 1026.0
08 03:56 Calm 16.09 Fair CLR 13 0 0% 76.89 1026.0
08 02:56 Calm 16.09 Fair CLR 13.9 13.9 100% 76.84 1025.4
08 01:56 Calm 16.09 Fair CLR 14.4 14.4 20 14.4 100% 76.84 1025.6
08 00:56 Calm 16.09 Fair CLR 14.4 14.4 100% 76.86 1025.6
07 23:56 Calm 16.09 Fair CLR 15.6 15.6 100% 76.84 1025.4
07 22:56 Calm 16.09 Fair CLR 16.1 14.4 90% 76.78 1024.7
07 21:56 Calm 16.09 Fair CLR 17.8 13.3 75% 76.78 1024.6
07 20:56 Calm 16.09 Fair CLR 18.9 13.9 73% 76.76 1024.4
07 19:56 Calm 9.66 Fair with Haze CLR 20.6 13.9 27.8 20.6 66% 76.71 1023.7
07 18:56 Vrbl 6 16.09 Fair CLR 24.4 13.3 50% 26 76.73 1024.0
07 17:56 Calm 16.09 Fair CLR 26.1 12.2 42% 26 76.71 1023.5
07 16:56 NE 9 16.09 Fair CLR 26.7 12.2 41% 27 76.66 1022.9
07 15:56 NE 7 16.09 Fair CLR 26.7 11.1 38% 27 76.63 1022.7
07 14:56 Vrbl 6 16.09 Fair CLR 26.1 12.2 42% 26 76.66 1023.0
07 13:56 Vrbl 7 16.09 Fair CLR 27.2 12.2 27.2 15.6 39% 27 76.71 1023.6
07 12:56 Vrbl 9 16.09 Fair CLR 26.1 12.8 44% 26 76.73 1023.8
07 11:56 Vrbl 9 16.09 A Few Clouds FEW050 26.1 13.9 47% 27 76.73 1024.1
07 10:56 Calm 16.09 Fair CLR 25 14.4 52% 26 76.76 1024.3
07 09:56 Vrbl 6 16.09 Fair CLR 21.7 16.1 71% 76.71 1023.8
07 08:56 Calm 16.09 Fair CLR 18.9 15.6 81% 76.68 1023.5
07 07:56 Calm 16.09 Fair CLR 15.6 15.6 15.6 13.3 100% 76.68 1023.4
07 06:56 Calm 16.09 Fair CLR 13.9 13.9 100% 76.58 1022.3
07 05:56 Calm 16.09 Fair CLR 13.9 13.9 100% 76.53 1021.4
07 04:56 NW 6 16.09 Fair CLR 14 0 0% 76.48 1020.9
07 03:56 Calm 16.09 Fair CLR 14 0 0% 76.48 1020.6
07 02:56 Calm 16.09 Fair CLR 14 0 0% 76.48 1020.7
07 01:56 Calm 16.09 Fair CLR 14 0 20.6 14.4 0% 76.48 1020.5
07 00:56 Calm 16.09 Fair CLR 15 0 0% 76.45 1020.4
06 22:56 Calm 16.09 Fair CLR 16.7 16.7 100% 76.4 1019.6
06 21:56 Calm 16.09 Fair CLR 18.3 16.7 90% 76.38 1019.3
06 20:56 Calm 16.09 Fair CLR 18.9 16.1 84% 76.33 1018.5
06 19:56 Calm 16.09 Fair CLR 20.6 16.1 28.3 20.6 76% 76.25 1017.7
06 18:56 Calm 16.09 Fair CLR 24.4 16.1 60% 26 76.23 1017.1
06 17:56 Calm 16.09 Fair CLR 26.7 16.1 52% 27 76.2 1017.0
06 16:56 Vrbl 7 16.09 Mostly Cloudy SCT050 BKN070 27.2 15.6 49% 28 76.17 1016.7
06 15:56 Calm 16.09 Fair CLR 26.1 15.6 52% 27 76.17 1016.7
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)