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 10:56 Vrbl 9 16.09 A Few Clouds FEW075 27.2 16.7 53% 28 76.53 1021.1
26 09:56 Calm 16.09 Fair CLR 24.4 17.8 67% 25 76.5 1021.2
26 08:56 Calm 16.09 Fair CLR 20.6 19.4 93% 76.53 1021.2
26 07:56 Calm 16.09 A Few Clouds FEW070 18 0 17.8 15 0% 76.5 1021.0
26 06:56 Calm 16.09 Fair CLR 16 0 0% 76.48 1020.7
26 05:56 Calm 16.09 Fair CLR 16 0 0% 76.45 1020.3
26 04:56 Calm 16.09 Fair CLR 15.6 15.6 100% 76.45 1020.4
26 03:56 Calm 16.09 Fair CLR 16 0 0% 76.48 1020.6
26 02:56 Calm 16.09 Mostly Cloudy BKN055 16 0 0% 76.45 1020.5
26 01:56 Calm 16.09 Fair CLR 16 0 22.8 16.1 0% 76.48 1020.8
26 00:56 Calm 16.09 Fair CLR 17 0 0% 76.5 1021.0
25 23:56 Calm 16.09 Mostly Cloudy BKN060 17.2 17.2 100% 76.48 1020.9
25 22:56 Calm 16.09 Fair CLR 18 0 0% 76.45 1020.3
25 21:56 Calm 16.09 Fair CLR 18.9 18.3 96% 76.48 1020.5
25 20:56 Calm 16.09 Partly Cloudy SCT080 20.6 17.2 81% 76.43 1019.9
25 19:56 Calm 16.09 Overcast OVC075 22.8 16.7 27.8 22.8 69% 76.4 1019.5
25 18:56 Calm 16.09 Fair CLR 25 15.6 56% 26 76.35 1019.1
25 17:56 NW 15 16.09 A Few Clouds FEW080 25.6 15 52% 26 76.35 1018.8
25 16:56 NW 11 16.09 Mostly Cloudy BKN075 26.1 16.1 54% 27 76.33 1018.6
25 15:56 NW 20 G 28 16.09 Fair CLR 27.2 15.6 49% 28 76.35 1018.8
25 14:56 Vrbl 11 16.09 A Few Clouds FEW048 26.7 16.1 52% 27 76.38 1019.1
25 13:56 NW 15 G 30 16.09 Mostly Cloudy BKN046 26.7 16.7 26.7 16.1 54% 27 76.4 1019.5
25 12:56 NW 19 G 28 16.09 Fair CLR 25 15.6 56% 26 76.43 1020.0
25 11:56 W 15 16.09 Fair CLR 25 16.1 58% 26 76.48 1020.6
25 10:56 NW 13 16.09 Fair CLR 23.3 15.6 62% 76.5 1020.9
25 09:56 NW 19 16.09 Fair CLR 22.2 15 64% 76.48 1020.7
25 08:56 NW 13 16.09 Fair CLR 19.4 14.4 73% 76.45 1020.4
25 07:56 Calm 16.09 Fair CLR 16.1 14.4 16.1 12.8 90% 76.43 1020.1
25 06:56 Calm 16.09 Fair CLR 13.3 13.3 100% 76.4 1019.6
25 05:56 Calm 16.09 Fair CLR 13 0 0% 76.38 1019.2
25 04:56 Calm 16.09 Fair CLR 13 0 0% 76.35 1019.0
25 03:56 Calm 16.09 Fair CLR 13.3 13.3 100% 76.33 1018.7
25 02:56 Calm 16.09 Fair CLR 13.9 13.9 100% 76.35 1018.9
25 01:56 Calm 16.09 Fair CLR 14.4 14.4 21.1 14.4 100% 76.35 1019.0
25 00:56 Calm 16.09 Fair CLR 16.1 13.3 84% 76.38 1019.3
24 23:56 Calm 16.09 Fair CLR 15.6 15 96% 76.38 1019.3
24 22:56 NW 6 16.09 Fair CLR 16.1 15 93% 76.35 1019.0
24 21:56 Calm 16.09 Fair CLR 17.2 14.4 84% 76.35 1019.1
24 20:56 Calm 16.09 A Few Clouds FEW075 17.8 15.6 87% 76.3 1018.4
24 19:56 Calm 16.09 Fair CLR 21.1 13.9 26.7 21.1 64% 76.25 1017.6
24 18:56 Calm 16.09 A Few Clouds FEW070 24.4 13.9 52% 26 76.2 1016.9
24 17:56 Vrbl 7 16.09 A Few Clouds FEW065 25.6 12.8 45% 26 76.17 1016.4
24 16:56 W 20 16.09 Mostly Cloudy BKN065 26.1 13.9 47% 27 76.15 1016.3
24 15:56 Vrbl 11 16.09 Mostly Cloudy SCT060 BKN075 26.1 15 50% 27 76.15 1016.0
24 14:56 Vrbl 7 16.09 Mostly Cloudy BKN050 25.6 15 52% 26 76.15 1016.1
24 13:56 Vrbl 7 16.09 A Few Clouds FEW050 26.1 15.6 26.1 17.2 52% 27 76.17 1016.4
24 12:56 W 15 16.09 Mostly Cloudy FEW045 BKN060 BKN075 25.6 15 52% 26 76.2 1016.8
24 11:56 W 11 16.09 Overcast BKN042 OVC049 23.3 15.6 62% 76.2 1016.8
24 10:56 NW 9 16.09 Fair CLR 23.3 15.6 62% 76.2 1017.0
24 09:56 W 9 16.09 Fair CLR 21.7 16.1 71% 76.2 1016.7
24 08:56 W 7 16.09 Fair CLR 19.4 15.6 79% 76.2 1016.7
24 07:56 Calm 16.09 Overcast FEW060 SCT090 OVC110 17.2 15 17.2 13.9 87% 76.2 1016.8
24 06:56 NW 7 16.09 Overcast FEW070 OVC120 16.1 15 93% 76.17 1016.6
24 05:56 Calm 16.09 Mostly Cloudy BKN110 15 15 100% 76.12 1016.0
24 04:56 Calm 16.09 Mostly Cloudy BKN110 15.6 15.6 100% 76.07 1015.3
24 03:56 Calm 16.09 Fair CLR 14.4 14.4 100% 76.07 1015.4
24 02:56 Calm 16.09 Fair CLR 14.4 14.4 100% 76.07 1015.1
24 01:56 Calm 16.09 Fair CLR 15.6 15 22.2 15 96% 76.1 1015.7
24 00:56 Calm 16.09 Fair CLR 16.1 14.4 90% 76.12 1016.0
23 23:56 Calm 16.09 Fair CLR 16.1 16.1 100% 76.1 1015.7
23 22:56 Calm 16.09 Fair CLR 16.7 14.4 86% 76.1 1015.5
23 21:56 Calm 16.09 Fair CLR 18.3 14.4 78% 76.1 1015.4
23 20:56 Calm 16.09 Fair CLR 20 12.2 61% 76.07 1015.0
23 19:56 W 9 16.09 Fair CLR 22.2 12.2 27.8 22.2 53% 76 1014.2
23 18:56 NW 17 16.09 Fair CLR 25 12.8 47% 26 75.97 1013.7
23 17:56 W 15 G 31 16.09 Fair CLR 26.7 12.8 42% 27 75.95 1013.3
23 16:56 W 19 G 33 16.09 Fair CLR 27.2 13.3 42% 27 75.92 1013.0
23 15:56 W 20 G 31 16.09 Fair CLR 27.8 13.3 41% 28 75.9 1012.8
23 14:56 W 15 16.09 Mostly Cloudy BKN060 BKN090 26.1 15.6 52% 27 75.92 1013.0
23 13:56 W 20 16.09 Partly Cloudy SCT047 26.7 16.7 27.2 18.9 54% 27 75.97 1013.6
23 12:56 NW 19 G 31 16.09 Partly Cloudy SCT043 26.1 16.7 56% 27 76 1014.0
23 11:56 NW 20 16.09 Partly Cloudy SCT037 25 17.8 64% 26 76 1014.2
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)