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.
24 10:56 Calm 16.09 A Few Clouds FEW044 23.3 14.4 57% 76.43 1019.9
24 09:56 Vrbl 9 16.09 Fair CLR 22.2 13.9 59% 76.45 1020.2
24 08:56 NW 6 16.09 Fair CLR 20.6 13.3 63% 76.43 1020.0
24 07:56 NW 7 16.09 Fair CLR 17.8 13.3 17.8 12.2 75% 76.43 1019.9 0.03 0.03
24 06:56 Calm 16.09 Fair CLR 14.4 14.4 100% 76.38 1019.5
24 05:56 Calm 16.09 Fair CLR 13 0 0% 76.33 1018.8
24 04:56 Calm 16.09 Fair CLR 13 0 0% 76.3 1018.6
24 03:56 Calm 16.09 Fair CLR 14 0 0% 76.28 1018.2
24 02:56 Calm 16.09 Partly Cloudy SCT070 14 0 0% 76.25 1017.8
24 01:56 NW 6 16.09 Partly Cloudy SCT060 15 0 22.2 15 0% 76.25 1017.8
24 00:56 Calm 11.27 A Few Clouds FEW060 16 0 0% 76.2 1017.1
23 23:56 Calm 16.09 Fair CLR 16 0 0% 76.2 1016.9
23 22:56 Calm 16.09 Fair CLR 16 0 0% 76.17 1016.6
23 21:56 Calm 16.09 Fair CLR 17 0 0% 76.15 1016.3
23 20:56 Calm 16.09 Fair CLR 18.3 18.3 100% 76.15 1016.2
23 19:56 Calm 16.09 Fair CLR 22.2 16.1 23.3 18.3 68% 76.15 1016.3
23 18:56 Calm 16.09 Fair CLR 23.3 16.7 67% 76.1 1015.7
23 17:56 Vrbl 6 16.09 Partly Cloudy SCT040 21.7 16.7 73% 76.05 1014.9
23 16:56 Vrbl 7 16.09 Mostly Cloudy FEW024 BKN036 21.1 17.8 82% 76.05 1014.8
23 15:56 Vrbl 7 16.09 Mostly Cloudy SCT016 SCT022 BKN027 19.4 18.9 97% 76.07 1015.2
23 14:56 Vrbl 6 16.09 Light Rain BKN014 BKN035 BKN045 18.9 18.9 100% 76.07 1015.3
23 13:56 Vrbl 6 16.09 Light Rain SCT010 SCT050 OVC065 18 0 21.1 17.8 0% 76.07 1015.1 0.2 1.47
23 12:56 Calm 6.44 Light Rain SCT009 BKN055 OVC070 18 0 0% 76.1 1015.6 0.25
23 11:56 Vrbl 6 8.05 Rain BKN007 OVC011 19 0 0% 76.07 1015.0 0.56
23 10:56 Calm 6.44 Rain BKN008 OVC026 20 0 0% 76.02 1014.5 0.33 0.46
23 09:56 Vrbl 6 6.44 Light Rain OVC007 21 0 0% 75.95 1013.7 0.13
23 08:56 Calm 16.09 Light Rain BKN011 OVC018 21 0 0% 75.97 1013.9
23 07:56 Calm 16.09 Overcast OVC016 21 0 21.1 20 0% 75.97 1013.8
23 06:56 W 6 16.09 Mostly Cloudy BKN090 21 0 0% 75.92 1013.2
23 05:56 Calm 16.09 A Few Clouds FEW090 20 0 0% 75.87 1012.4
23 04:56 Calm 14.48 A Few Clouds FEW090 20 0 0% 75.87 1012.2
23 03:56 Calm 16.09 Fair CLR 20 0 0% 75.87 1012.1
23 02:56 W 6 16.09 A Few Clouds FEW017 21 0 0% 75.92 1012.8
23 01:56 W 7 16.09 A Few Clouds FEW065 21 0 23.3 21.1 0% 75.92 1012.8 0.03
23 00:56 SW 6 16.09 Fair CLR 21 0 0% 75.9 1012.7
22 23:56 S 11 16.09 Mostly Cloudy BKN005 22 0 0% 75.92 1013.0
22 22:56 SW 9 16.09 A Few Clouds FEW075 22 0 0% 75.97 1013.7 0.03
22 21:56 Calm 16.09 Partly Cloudy SCT110 23 0 0% 75.92 1012.9 0.03
22 20:56 W 6 16.09 Mostly Cloudy BKN110 23 0 0% 75.87 1012.4
22 19:56 SE 7 16.09 Light Rain BKN110 23 0 31.7 22.8 0% 75.82 1012.0 0.03 0.13
22 18:56 Calm 16.09 Light Rain BKN110 23.9 23.9 100% 22 75.9 1012.8 0.08
22 17:56 SW 9 16.09 Light Rain SCT032 BKN045 OVC065 27.2 23.3 79% 30 75.84 1012.0 0.03
22 16:56 S 11 16.09 Light Rain FEW055 BKN090 OVC110 29.4 22.2 65% 33 75.87 1012.2
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
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)