Weather observations for the past three days for
Gaithersburg - Montgomery County Airport
Imperial (Metric)
Date Time (est) Wind (mph) Vis. (mi.) Weather Sky Cond. Temperature (ºF) Relative Humidity Wind Chill (°F) Heat Index (°F) Pressure Precipitation (in)
Air Dwpt 6 hour altimeter (in) sea level (mb) 1 hr 3 hr 6 hr
Max. Min.
15 13:56 NW 15 G 21 10.00 Mostly Cloudy BKN047 BKN055 48.9 30.9 50% 44 30.22 1024.9
15 12:56 Vrbl 5 G 23 10.00 Mostly Cloudy SCT043 BKN050 50 34 51.1 42.1 54% 49 30.22 1024.8
15 09:56 NW 9 10.00 Overcast FEW034 OVC060 46.9 35.1 63% 43 30.23 1025.4
15 08:56 NW 10 10.00 Overcast OVC065 45 34 66% 40 30.22 1025.1
15 07:56 W 9 10.00 Overcast OVC070 43 34 71% 38 30.21 1024.5
15 06:56 W 10 10.00 Overcast OVC036 42.1 33.1 43 39 71% 37 30.18 1023.8
15 05:56 NW 9 10.00 Partly Cloudy FEW055 SCT070 41 32 70% 36 30.16 1023.1
15 04:56 NW 7 10.00 Overcast OVC065 41 30.9 67% 37 30.14 1022.2
15 03:56 W 9 10.00 Fair CLR 39.9 30 68% 34 30.11 1021.4
15 02:56 NW 13 10.00 A Few Clouds FEW070 39.9 30 68% 33 30.1 1021.0
15 01:56 Vrbl 7 10.00 Fair CLR 42.1 28.9 60% 38 30.09 1020.6
15 00:56 W 15 G 21 10.00 Fair CLR 43 28.9 45 42.1 58% 36 30.07 1019.7
14 23:56 W 8 G 16 10.00 Fair CLR 43 28.9 58% 39 30.06 1019.7
14 22:56 W 7 10.00 Fair CLR 43 28.9 58% 39 30.05 1019.2
14 21:56 NW 10 10.00 Partly Cloudy SCT050 44.1 30 58% 39 30.04 1019.0
14 20:56 W 8 G 21 10.00 Overcast OVC050 43 30.9 63% 39 30.03 1018.5
14 19:56 W 7 10.00 Mostly Cloudy BKN050 44.1 30.9 60% 41 30.01 1018.0
14 18:56 NW 13 G 24 10.00 Mostly Cloudy BKN050 44.1 30.9 46.9 44.1 60% 38 30 1017.6
14 17:56 NW 15 G 24 10.00 Overcast OVC047 45 32 61% 39 29.99 1017.2
14 16:56 W 14 G 20 10.00 Overcast SCT043 OVC050 46 30.9 56% 40 29.97 1016.5
14 15:56 W 12 G 24 10.00 Overcast SCT046 OVC055 46.9 30.9 54% 42 29.94 1015.4
14 14:56 NW 16 G 24 10.00 Overcast OVC044 46.9 30.9 54% 41 29.91 1014.5
14 13:56 NW 18 G 24 10.00 Overcast OVC044 46.9 32 56% 40 29.9 1014.2
14 12:56 W 13 G 21 10.00 Overcast OVC043 46 30.9 48 39.9 56% 41 29.91 1014.5
14 11:56 NW 21 G 26 10.00 Overcast and Breezy OVC046 46.9 28.9 50% 40 29.91 1014.5
14 10:56 NW 18 G 24 10.00 Overcast SCT042 OVC060 46 28.9 51% 39 29.92 1014.9
14 09:56 NW 15 10.00 Overcast OVC046 42.1 28.9 60% 35 29.91 1014.5
14 08:56 NW 10 10.00 Overcast OVC050 41 28.9 62% 35 29.89 1014.0
14 07:56 NW 8 G 16 10.00 Overcast OVC048 39.9 28.9 65% 35 29.88 1013.7
14 06:56 NW 9 10.00 Overcast OVC050 39.9 28.9 39.9 39 65% 34 29.86 1013.0
14 05:56 NW 10 10.00 Overcast OVC050 39 28.9 67% 33 29.85 1012.5
14 04:56 Vrbl 5 10.00 Overcast OVC055 39.9 27 60% 37 29.84 1012.2
14 03:56 NW 5 10.00 Overcast OVC055 39.9 28 63% 37 29.83 1011.9
14 02:56 NW 7 10.00 Overcast OVC046 39.9 27 60% 36 29.82 1011.5
14 01:56 NW 7 10.00 Overcast OVC055 39.9 28 63% 36 29.82 1011.5
14 00:56 Calm 10.00 Overcast OVC050 39 30 42.1 37 70% 29.81 1011.2
13 23:56 Calm 10.00 Overcast OVC050 39 30 70% 29.81 1011.2
13 22:56 Calm 10.00 Overcast OVC055 37.9 28.9 70% 29.81 1011.2
13 21:56 Calm 10.00 Mostly Cloudy BKN055 39.9 28 63% 29.81 1011.2
13 20:56 Calm 10.00 Overcast OVC048 42.1 30 62% 29.82 1011.5
13 19:56 Vrbl 5 10.00 Overcast OVC046 42.1 28.9 60% 40 29.81 1011.0
13 18:56 NW 3 10.00 Overcast OVC050 41 30 48.9 39 65% 29.8 1010.7
13 17:56 Calm 10.00 Partly Cloudy SCT049 39.9 30 68% 29.78 1010.1
13 16:56 N 5 10.00 Mostly Cloudy BKN049 42.1 32 68% 40 29.76 1009.4
13 14:56 Vrbl 6 10.00 Overcast OVC037 46.9 33.1 59% 45 29.71 1007.7
13 13:56 Vrbl 6 10.00 Overcast OVC041 46.9 30.9 54% 45 29.7 1007.1
13 12:56 N 8 10.00 Mostly Cloudy BKN041 48.9 30.9 51.1 43 50% 46 29.69 1007.0
13 11:56 N 8 10.00 Overcast OVC037 50 32 50% 47 29.69 1006.8
13 10:56 Vrbl 6 10.00 Overcast OVC033 48 32 54% 46 29.7 1007.1
13 09:56 Vrbl 6 G 16 10.00 Overcast OVC031 44.1 30.9 60% 41 29.69 1006.9
13 07:56 N 8 G 21 10.00 Mostly Cloudy FEW029 BKN045 43 32 65% 39 29.65 1005.4
13 06:56 Vrbl 7 G 23 10.00 Overcast BKN030 OVC035 43 32 46.9 43 65% 39 29.62 1004.3
13 05:56 Vrbl 6 G 17 10.00 Overcast OVC030 43 34 71% 40 29.6 1003.7
13 04:56 NW 10 G 16 10.00 Overcast OVC032 43 33.1 68% 38 29.58 1003.1
13 03:56 Vrbl 7 G 16 10.00 Overcast OVC030 44.1 34 68% 41 29.57 1002.8
13 02:56 Vrbl 7 G 20 10.00 Overcast OVC028 45 35.1 68% 42 29.56 1002.5
13 01:56 NW 9 G 18 10.00 Overcast OVC024 46 37 71% 42 29.55 1001.8
13 00:56 NW 8 G 18 10.00 Overcast OVC028 46.9 37.9 54 46.9 71% 44 29.54 1001.5
12 23:56 NW 14 G 18 10.00 Overcast OVC026 46.9 39 74% 42 29.52 1001.1
12 22:56 NW 14 G 21 10.00 Overcast OVC041 48 39.9 74% 43 29.52 1000.9
12 21:56 Vrbl 7 10.00 Mostly Cloudy FEW027 BKN045 50 41 71% 48 29.52 1001.1
12 20:56 Vrbl 7 10.00 Mostly Cloudy BKN035 51.1 42.1 71% 29.5 1000.4
12 19:56 NW 10 G 20 10.00 Overcast SCT035 OVC043 52 42.1 69% 29.49 999.9
12 18:56 W 15 G 21 10.00 Overcast OVC037 54 43 62.1 54 67% 29.48 999.7
12 17:56 NW 14 G 20 10.00 Mostly Cloudy BKN048 55 43 64% 29.47 999.1
12 16:56 W 14 10.00 Overcast SCT031 BKN044 OVC050 57 46.9 69% 29.44 998.5
12 15:56 NW 8 10.00 Overcast FEW044 OVC055 59 48 67% 29.43 997.8
12 14:56 W 10 10.00 Mostly Cloudy BKN090 BKN110 61 48 63% 29.42 997.4
Date Time (est) Wind (mph) Vis. (mi.) Weather Sky Cond. Air Dwpt Max. Min. Relative Humidity Wind Chill (°F) Heat Index (°F) altimeter (in) sea level (mb) 1 hr 3 hr 6 hr
6 hour
Temperature (ºF) Pressure Precipitation (in)