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.
22 15:56 S 17 G 26 16.09 Partly Cloudy FEW039 SCT070 31.7 20.6 52% 34 75.9 1012.4
22 14:56 SW 15 16.09 Mostly Cloudy SCT049 BKN080 BKN100 31.7 20.6 52% 34 75.92 1012.7
22 13:56 S 9 G 26 16.09 A Few Clouds FEW110 30 20 30 21.7 55% 32 75.97 1013.6
22 12:56 SW 13 16.09 Mostly Cloudy BKN120 29.4 19.4 55% 31 76 1013.9
22 11:56 S 17 G 26 16.09 Fair CLR 30 20 55% 32 76 1013.9
22 10:56 S 17 16.09 Fair CLR 28.3 20 61% 30 76.02 1014.2
22 09:56 SE 13 16.09 Partly Cloudy SCT100 26.7 20.6 69% 28 76.02 1014.3
22 08:56 SE 15 16.09 Fair CLR 24.4 19.4 74% 25 76.02 1014.4
22 07:56 Calm 16.09 Fair CLR 21.7 18.3 21.7 18.3 81% 76.07 1014.9
22 06:56 Vrbl 6 16.09 Fair CLR 20.6 17.2 81% 76.07 1014.9
22 05:56 E 6 16.09 A Few Clouds FEW080 20 15.6 76% 76.1 1015.3
22 04:56 Calm 16.09 Partly Cloudy SCT085 20 14.4 70% 76.12 1015.8
22 03:56 Calm 16.09 Mostly Cloudy BKN080 20 14.4 70% 76.15 1016.3
22 02:56 Calm 16.09 Mostly Cloudy BKN085 18.9 14.4 75% 76.17 1016.4
22 01:56 Calm 16.09 Fair CLR 18.9 13.3 25.6 17.8 70% 76.17 1016.4
22 00:56 Calm 16.09 Fair CLR 18.3 13.3 73% 76.2 1016.7
21 23:56 Calm 16.09 Fair CLR 17.8 15 84% 76.2 1017.1
21 22:56 Calm 16.09 Fair CLR 18.9 13.3 70% 76.2 1016.9
21 21:56 Calm 16.09 Fair CLR 19.4 14.4 73% 76.17 1016.7
21 20:56 Calm 16.09 Fair CLR 21.7 13.9 61% 76.15 1016.2
21 19:56 Calm 16.09 Fair CLR 25.6 12.8 28.3 25.6 45% 26 76.15 1016.0
21 18:56 Calm 16.09 Fair CLR 27.8 12.2 38% 27 76.1 1015.7
21 17:56 NW 13 16.09 A Few Clouds FEW070 27.2 13.3 42% 27 76.1 1015.6
21 16:56 NW 15 16.09 Fair CLR 27.8 14.4 44% 28 76.07 1015.2
21 15:56 W 13 16.09 A Few Clouds FEW060 26.1 14.4 49% 27 76.07 1015.4
21 14:56 W 13 16.09 Mostly Cloudy SCT055 BKN070 26.1 15 50% 27 76.1 1015.4
21 13:56 W 15 16.09 Mostly Cloudy BKN060 BKN070 26.1 14.4 27.8 20.6 49% 27 76.07 1015.2
21 12:56 W 17 G 33 16.09 A Few Clouds FEW060 27.2 13.9 44% 27 76.05 1014.8
21 11:56 NW 19 16.09 Mostly Cloudy BKN060 26.1 12.8 44% 26 76.07 1015.1
21 10:56 W 11 16.09 Fair CLR 25.6 15.6 54% 26 76.07 1015.3
21 09:56 Vrbl 11 16.09 Fair CLR 23.9 16.1 62% 25 76.1 1015.4
21 08:56 W 13 16.09 Fair CLR 22.8 16.1 66% 76.07 1015.3
21 07:56 NW 9 16.09 Fair CLR 20.6 15.6 20.6 16.7 73% 76.05 1014.8
21 06:56 Calm 16.09 Fair CLR 16.7 16.7 100% 76.02 1014.6
21 05:56 Calm 16.09 Light Rain BKN090 OVC110 16.7 16.7 100% 76.02 1014.5
21 04:56 Calm 16.09 Mostly Cloudy BKN120 17.2 15 87% 76 1014.0
21 03:56 Calm 16.09 Fair CLR 16.7 15 90% 75.95 1013.5
21 02:56 Calm 16.09 Fair CLR 17.8 13.3 75% 75.95 1013.4
21 01:56 Calm 16.09 A Few Clouds FEW110 18.9 13.3 25 18.9 70% 75.97 1013.7
21 00:56 Calm 16.09 Partly Cloudy SCT110 20 12.2 61% 75.97 1013.7
20 23:56 Calm 16.09 A Few Clouds FEW110 20.6 12.2 59% 75.97 1013.8
20 22:56 NW 7 16.09 Fair CLR 20 12.2 61% 75.97 1014.0
20 21:56 NW 6 16.09 Fair CLR 20.6 12.2 59% 75.95 1013.6
20 20:56 Calm 16.09 Partly Cloudy SCT095 21.7 11.7 53% 75.9 1012.9
20 19:56 Calm 16.09 A Few Clouds FEW110 25 11.1 28.3 25 42% 26 75.87 1012.4
20 18:56 W 13 16.09 Fair CLR 27.2 11.1 37% 27 75.84 1012.1
20 17:56 NW 17 16.09 Fair CLR 27.8 10.6 34% 27 75.87 1012.4
20 16:56 NW 22 G 28 16.09 A Few Clouds FEW120 27.8 10 33% 27 75.9 1012.7
20 15:56 W 19 G 31 16.09 Fair CLR 28.3 11.1 34% 28 75.92 1013.0
20 14:56 W 13 16.09 Fair CLR 27.2 11.7 38% 27 75.95 1013.4
20 13:56 W 26 16.09 Fair CLR 26.7 11.1 26.7 21.7 38% 27 75.97 1013.7
20 12:56 NW 15 16.09 Fair CLR 26.1 12.2 42% 26 76 1014.2
20 11:56 W 13 16.09 Fair CLR 25 13.3 48% 26 76.02 1014.6
20 10:56 W 22 G 33 16.09 Fair CLR 24.4 11.7 45% 26 76.02 1014.5
20 09:56 W 15 16.09 Fair CLR 23.9 12.8 50% 25 76.05 1014.8
20 08:56 Vrbl 11 16.09 Fair CLR 22.8 12.8 53% 76.02 1014.7
20 07:56 W 9 16.09 Fair CLR 21.7 13.3 22.2 13.9 59% 76.02 1014.4
20 06:56 W 7 16.09 Fair CLR 17.8 12.8 73% 76 1014.2
20 05:56 NW 6 16.09 Fair CLR 13.9 13.3 96% 75.97 1014.0
20 04:56 Calm 16.09 Fair CLR 14.4 13.9 97% 76 1014.0
20 03:56 Calm 16.09 Fair CLR 14.4 13.9 97% 76 1014.1
20 02:56 Calm 16.09 Fair CLR 16.1 12.2 78% 76 1014.0
20 01:56 Calm 16.09 Fair CLR 16.7 11.1 23.9 16.7 70% 75.97 1013.9
20 00:56 Calm 16.09 Fair CLR 19.4 10.6 57% 75.97 1013.9
19 23:56 W 11 16.09 Fair CLR 20 10.6 55% 75.95 1013.4
19 22:56 Calm 16.09 Fair CLR 20.6 10 51% 75.92 1013.1
19 21:56 W 7 16.09 Fair CLR 20.6 10 51% 75.9 1012.9
19 20:56 Calm 16.09 Fair CLR 21.1 10 49% 75.84 1012.3
19 19:56 NW 13 16.09 Fair CLR 23.9 10.6 26.7 23.3 43% 25 75.82 1011.7
19 18:56 NW 19 16.09 A Few Clouds FEW080 25.6 10.6 39% 26 75.79 1011.2
19 17:56 NW 22 G 37 16.09 Fair CLR 26.1 10.6 38% 26 75.72 1010.3
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)