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.
16 13:56 W 9 8.05 A Few Clouds with Haze FEW037 33.3 25 33.3 26.7 62% 41 76.1 1015.4
16 12:56 W 15 14.48 Fair CLR 32.2 25 66% 39 76.15 1015.9
16 11:56 Vrbl 7 16.09 Fair CLR 31.7 25 68% 39 76.17 1016.2
16 10:56 W 13 16.09 Fair CLR 30 24.4 72% 36 76.17 1016.4
16 09:56 NW 13 16.09 Fair CLR 28.9 24.4 77% 34 76.17 1016.4
16 08:56 NW 7 16.09 Fair CLR 27.8 25 85% 32 76.2 1016.5
16 07:56 Calm 16.09 Fair CLR 26.7 24.4 26.7 23.9 87% 30 76.2 1016.5
16 06:56 NW 6 16.09 Fair CLR 25 25 100% 25 76.17 1016.4
16 05:56 Calm 16.09 Overcast OVC065 23.9 23.9 100% 22 76.15 1016.1
16 04:56 Calm 16.09 Mostly Cloudy BKN070 24.4 24.4 100% 24 76.17 1016.2
16 03:56 Calm 16.09 Fair CLR 24.4 24.4 100% 24 76.17 1016.2
16 02:56 W 7 16.09 A Few Clouds FEW075 25.6 23.9 90% 27 76.17 1016.1
16 01:56 NW 6 16.09 Fair CLR 25.6 24.4 31.7 25.6 93% 27 76.15 1015.8
16 00:56 W 7 16.09 Fair CLR 26.1 25 94% 28 76.15 1015.9
15 23:56 W 7 16.09 Fair CLR 26.7 25 90% 30 76.15 1015.9
15 22:56 NW 7 16.09 Fair CLR 27.2 25 88% 31 76.12 1015.7
15 21:56 W 7 16.09 Fair CLR 28.9 23.3 72% 33 76.1 1015.4
15 20:56 W 9 16.09 Fair CLR 30 22.8 65% 34 76.07 1014.9
15 19:56 W 11 16.09 Fair CLR 31.7 23.3 35 31.7 61% 37 76.05 1014.4
15 18:56 W 9 16.09 Fair CLR 32.8 23.3 57% 38 76 1014.0
15 17:56 SW 15 14.48 Fair CLR 34.4 23.3 52% 40 76 1013.9
15 16:56 SW 13 16.09 Fair CLR 34.4 23.9 54% 41 76.05 1014.5
15 15:56 W 9 G 26 16.09 Fair CLR 33.3 23.9 58% 39 76.07 1015.1
15 14:56 W 13 16.09 Fair CLR 33.3 23.9 58% 39 76.12 1015.7
15 13:56 W 13 12.87 Fair CLR 33.9 23.9 33.9 24.4 56% 40 76.17 1016.2
15 12:56 W 19 G 28 16.09 Fair CLR 32.2 23.9 62% 38 76.23 1016.9
15 11:56 W 13 16.09 Fair CLR 31.1 23.9 66% 37 76.28 1017.7
15 10:56 W 17 16.09 Fair CLR 30 22.8 65% 34 76.28 1017.9
15 09:56 W 15 16.09 Fair CLR 28.3 22.8 72% 32 76.3 1018.2
15 08:56 W 11 16.09 Fair CLR 26.7 22.8 79% 29 76.33 1018.5
15 07:56 W 7 16.09 Fair CLR 24.4 22.8 24.4 20 91% 24 76.33 1018.4
15 06:56 W 6 16.09 Fair CLR 21 0 0% 76.33 1018.3
15 05:56 Calm 16.09 Fair CLR 20 0 0% 76.3 1017.9
15 04:56 NW 7 16.09 Fair CLR 21.7 21.7 100% 76.25 1017.4
15 03:56 W 7 16.09 Fair CLR 22.2 21.7 97% 76.25 1017.3
15 02:56 W 7 16.09 Fair CLR 22.8 21.1 90% 76.28 1017.6
15 01:56 NW 6 16.09 Fair CLR 22.2 21.7 29.4 22.2 97% 76.3 1018.1
15 00:56 W 6 16.09 Fair CLR 23.9 21.1 84% 24 76.33 1018.4
14 23:56 W 6 16.09 Fair CLR 23.9 21.1 84% 24 76.35 1018.7
14 22:56 Calm 16.09 Fair CLR 23.9 22.2 90% 23 76.35 1018.8
14 21:56 W 6 16.09 Fair CLR 27.2 20.6 67% 29 76.35 1018.8
14 20:56 Vrbl 7 16.09 Fair CLR 28.3 20.6 63% 30 76.35 1018.8
14 19:56 W 7 16.09 Fair CLR 28.9 20.6 32.8 28.9 61% 31 76.38 1019.1
14 18:56 Vrbl 9 16.09 Fair CLR 30 21.1 59% 33 76.4 1019.3
14 17:56 W 7 16.09 Fair CLR 30.6 20.6 55% 33 76.45 1019.9
14 16:56 W 13 16.09 Fair CLR 31.7 21.7 55% 35 76.45 1020.1
14 15:56 Vrbl 11 14.48 Fair CLR 32.2 21.1 52% 35 76.5 1020.8
14 14:56 Vrbl 6 16.09 Fair CLR 32.2 20 48% 34 76.58 1021.7
14 13:56 W 7 9.66 Fair with Haze CLR 31.1 20.6 32.8 22.8 54% 34 76.61 1022.0
14 12:56 SW 7 6.44 Fair with Haze CLR 31.7 20.6 52% 34 76.66 1022.7
14 11:56 Vrbl 6 8.05 Fair with Haze CLR 29.4 21.1 61% 32 76.68 1023.3
14 10:56 SW 7 16.09 Fair CLR 28.3 20.6 63% 30 76.68 1023.2
14 09:56 W 13 16.09 Fair CLR 26.7 20.6 69% 28 76.71 1023.4
14 08:56 W 9 16.09 Fair CLR 25 20.6 77% 26 76.68 1023.3
14 07:56 Vrbl 9 16.09 Fair CLR 22.8 20.6 22.8 17.8 87% 76.68 1023.2
14 06:56 Calm 16.09 Fair CLR 18 0 0% 76.68 1023.5
14 05:56 Calm 16.09 Fair CLR 18 0 0% 76.68 1023.3
14 04:56 Calm 16.09 Fair CLR 19 0 0% 76.66 1023.0
14 03:56 Calm 16.09 Fair CLR 19.4 19.4 100% 76.68 1023.1
14 02:56 Calm 16.09 Fair CLR 21.1 19.4 90% 76.66 1022.9
14 01:56 Calm 16.09 Fair CLR 20 18.9 26.7 18.3 93% 76.71 1023.4
14 00:56 Calm 16.09 Fair CLR 19.4 17.8 91% 76.73 1023.7
13 23:56 Calm 16.09 Fair CLR 19.4 18.3 93% 76.76 1024.2
13 22:56 Calm 16.09 Fair CLR 21.1 15 68% 76.76 1024.3
13 21:56 SE 6 16.09 Fair CLR 22.8 15.6 64% 76.73 1023.8
13 20:56 SE 7 16.09 Fair CLR 23.9 16.1 62% 25 76.71 1023.5
13 19:56 Vrbl 6 16.09 Fair CLR 26.7 16.1 31.1 26.7 52% 27 76.71 1023.7
13 18:56 Calm 16.09 Fair CLR 27.8 16.7 51% 28 76.68 1023.1
13 17:56 Vrbl 7 16.09 Fair CLR 29.4 17.2 48% 30 76.66 1023.0
13 16:56 SE 11 16.09 Fair CLR 30 15.6 42% 30 76.66 1023.0
13 15:56 Calm 16.09 Fair CLR 30.6 14.4 37% 30 76.71 1023.5
13 14:56 SE 11 16.09 Fair CLR 29.4 14.4 40% 29 76.73 1023.9
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)