Weather observations for the past three days for
Gaithersburg - Montgomery County Airport
Imperial (Metric)
Date Time (edt) 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.
24 03:56 NW 3 10.00 Fair CLR 32 19.9 61% 30.35 1029.6
24 02:56 NW 7 10.00 Fair CLR 33.1 19 56% 28 30.34 1029.2
24 01:56 NW 8 10.00 Fair CLR 35.1 19 44.1 35.1 52% 29 30.33 1028.8
24 00:56 NW 7 10.00 Fair CLR 36 19.9 52% 31 30.32 1028.3
23 23:56 NW 9 G 18 10.00 Overcast OVC060 37.9 21 51% 32 30.3 1027.5
23 22:56 NW 15 G 22 10.00 A Few Clouds FEW065 39 21 48% 31 30.27 1026.8
23 21:56 Vrbl 6 G 21 10.00 Partly Cloudy SCT065 42.1 23 47% 39 30.25 1026.1
23 20:56 Vrbl 7 10.00 Mostly Cloudy FEW048 BKN065 43 26.1 51% 39 30.22 1025.0
23 19:56 Vrbl 3 10.00 Overcast OVC060 44.1 28 57 44.1 53% 30.18 1023.8
23 18:56 N 5 10.00 Overcast OVC060 45 27 49% 43 30.16 1022.8
23 17:56 NW 10 G 28 10.00 Overcast OVC050 46.9 27 46% 43 30.12 1021.4
23 16:56 NW 13 G 30 10.00 Mostly Cloudy BKN050 50 28 43% 46 30.06 1019.4
23 15:56 NW 12 G 35 10.00 A Few Clouds FEW044 50 30.9 48% 46 30.02 1017.9
23 14:56 NW 17 G 26 10.00 Overcast OVC042 54 35.1 49% 29.97 1016.1
23 13:56 NW 14 G 29 10.00 Mostly Cloudy BKN035 57 39.9 64 55 53% 29.95 1015.4
23 12:56 N 10 G 16 10.00 Mostly Cloudy FEW020 BKN025 BKN032 57.9 46.9 67% 29.92 1014.4
23 11:56 N 9 G 22 10.00 Overcast FEW021 BKN025 OVC035 55.9 51.1 84% 29.88 1013.0
23 10:56 NW 18 G 26 10.00 Overcast BKN027 OVC040 63 54 73% 29.81 1010.6
23 09:56 W 8 10.00 Partly Cloudy SCT041 60.8 0 0% 29.78 1009.4
23 08:56 W 5 10.00 Overcast OVC037 57.2 0 0% 29.75 1008.4
23 07:56 W 3 8.00 Fair CLR 55.4 0 62.1 55 0% 29.72 1007.6 0.09
23 06:56 Calm 10.00 Mostly Cloudy SCT100 BKN110 55.4 0 0% 29.68 1006.1 0.05
23 05:56 Calm 7.00 Rain BKN080 OVC100 57 57 100% 29.7 1006.8 0.04
23 04:56 Calm 10.00 Overcast OVC060 59 55 87% 29.72 1007.4
23 03:56 N 9 10.00 Overcast OVC011 60.1 60.1 100% 29.71 1007.2
23 02:56 Vrbl 5 10.00 Fair CLR 60.1 60.1 100% 29.67 1005.9
23 01:56 Vrbl 5 10.00 Fair CLR 62.1 57 77 61 84% 29.66 1005.2
23 00:56 Calm 10.00 Fair CLR 63 54 73% 29.63 1004.3
22 23:56 E 5 10.00 Fair CLR 66 53.1 63% 29.63 1004.2
22 22:56 NE 7 10.00 A Few Clouds FEW120 69.1 52 55% 29.65 1005.1
22 21:56 Calm 10.00 Fair CLR 70 48.9 47% 29.65 1005.2
22 20:56 Calm 10.00 Fair CLR 72 48 43% 29.64 1005.1
22 19:56 S 7 10.00 Fair CLR 75.9 48 84 75.9 37% 78 29.62 1004.4
22 18:56 S 9 10.00 Fair CLR 81 46.9 30% 80 29.61 1003.9
22 17:56 S 10 G 22 10.00 Fair CLR 82.9 48.9 31% 81 29.61 1003.7
22 16:56 S 13 G 20 10.00 Fair CLR 82.9 51.1 33% 81 29.64 1004.7
22 15:56 S 12 10.00 Fair CLR 82.9 51.1 33% 81 29.67 1005.7
22 14:56 S 9 10.00 Fair CLR 82 51.1 34% 81 29.71 1007.0
22 13:56 S 7 10.00 Fair CLR 77 50 78.1 46 39% 78 29.76 1008.6
22 12:56 S 10 10.00 Fair CLR 73 51.1 46% 29.78 1009.4
22 11:56 SE 7 10.00 Fair CLR 69.1 51.1 53% 29.81 1010.6
22 10:56 Vrbl 6 10.00 Fair CLR 63 50 63% 29.83 1011.4
22 09:56 S 8 10.00 Fair CLR 57.9 48.9 72% 29.85 1012.0
22 08:56 SE 8 10.00 Fair CLR 51.1 50 96% 29.86 1012.5
22 07:56 Calm 10.00 Fair CLR 46.4 0 53.1 45 0% 29.88 1013.1
22 06:56 Calm 10.00 Fair CLR 46 46 100% 29.87 1012.9
22 05:56 E 3 10.00 Fair CLR 46.9 46.9 100% 29.87 1012.6
22 04:56 SE 9 10.00 Fair CLR 48.9 48.9 100% 45 29.86 1012.3
22 03:56 SE 5 10.00 Fair CLR 50 48.9 96% 49 29.89 1013.2
22 02:56 S 7 10.00 Fair CLR 52 48.9 89% 29.9 1013.6
22 01:56 S 9 10.00 Fair CLR 53.1 48.9 61 53.1 86% 29.93 1014.8
22 00:56 SE 9 10.00 Overcast OVC120 54 50 87% 29.94 1015.2
21 23:56 SE 8 10.00 Fair CLR 55 42.1 62% 29.93 1014.8
21 22:56 E 5 10.00 Fair CLR 55 39.9 57% 29.94 1015.0
21 21:56 E 5 10.00 Fair CLR 55 39.9 57% 29.94 1015.1
21 20:56 E 6 10.00 Fair CLR 57.9 41 53% 29.93 1014.7
21 19:56 E 5 10.00 Fair CLR 62.1 41 70 62.1 46% 29.9 1013.9
21 18:56 NE 3 10.00 Fair CLR 64 41 43% 29.89 1013.5
21 17:56 SE 6 10.00 Fair CLR 68 41 38% 29.88 1013.1
21 16:56 Calm 10.00 Fair CLR 68 42.1 39% 29.88 1013.1
21 15:56 Vrbl 3 10.00 Fair CLR 66.9 43 42% 29.9 1013.7
21 14:56 Vrbl 3 10.00 Fair CLR 66 44.1 45% 29.92 1014.4
21 13:56 Vrbl 5 10.00 Fair CLR 66.9 45 66.9 45 45% 29.93 1014.9
21 12:56 Vrbl 6 10.00 Fair CLR 66 48 52% 29.95 1015.4
21 11:56 Vrbl 3 10.00 Fair CLR 62.1 48 60% 29.93 1014.6
21 10:56 N 5 10.00 Mostly Cloudy BKN023 61 52 72% 29.92 1014.4
21 09:56 Vrbl 6 10.00 Fair CLR 57.9 55 90% 29.9 1013.8
21 08:56 NW 3 10.00 Fair CLR 53.6 0 0% 29.88 1013.2
21 07:56 NW 3 0.25 Fog VV002 44.6 0 54 45 0% 29.85 1012.4
21 06:56 Calm 1.00 Fog/Mist VV002 46.4 0 0% 29.83 1011.6
21 05:56 Calm 10.00 Mostly Cloudy BKN065 48.2 0 0% 29.81 1010.8
Date Time (edt) 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)