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.
26 11:56 Vrbl 5 10.00 Overcast OVC017 51.1 45 80% 30.12 1021.5
26 10:56 Vrbl 3 10.00 Overcast OVC013 48 45 89% 30.12 1021.4
26 09:56 Calm 10.00 Overcast OVC013 48 46 93% 30.1 1020.8
26 08:56 Vrbl 3 10.00 Overcast OVC013 46.9 45 93% 30.09 1020.5
26 07:56 Vrbl 3 10.00 Overcast OVC009 44.6 0 45 43 0% 30.07 1020.1
26 06:56 Vrbl 5 10.00 Overcast OVC009 42.8 0 0% 41 30.05 1019.3
26 05:56 Vrbl 3 10.00 Overcast OVC011 42.8 0 0% 30.03 1018.4
26 04:56 Vrbl 3 10.00 Overcast OVC011 42.8 0 0% 30 1017.5
26 03:56 N 5 10.00 Overcast OVC009 42.8 0 0% 41 29.99 1016.8
26 02:56 Vrbl 3 10.00 Overcast OVC009 44.6 0 0% 29.97 1016.5
26 01:56 Calm 7.00 Light Rain OVC007 44.6 0 48 45 0% 29.97 1016.4 0.04
26 00:56 Vrbl 3 10.00 Overcast BKN009 OVC014 46.4 0 0% 29.96 1016.1
25 23:56 Vrbl 5 10.00 Overcast BKN007 OVC013 46.4 0 0% 45 29.95 1015.7
25 22:56 Calm 10.00 Light Rain OVC005 46.4 0 0% 29.95 1015.6 0.02 0.04
25 21:56 Vrbl 3 6.00 Light Rain OVC005 48.2 0 0% 29.94 1015.5 0.02
25 20:56 Vrbl 3 10.00 Overcast OVC007 48.2 0 0% 29.93 1015.0
25 19:56 Calm 10.00 Light Rain OVC007 48.2 0 61 48 0% 29.9 1014.1 0.13
25 18:56 Vrbl 3 10.00 Overcast OVC007 48.2 0 0% 29.9 1013.8 0.03
25 17:56 Vrbl 6 8.00 Light Rain SCT009 BKN020 OVC095 50 0 0% 48 29.88 1013.3 0.08
25 16:56 E 3 6.00 Rain Fog/Mist OVC023 52 52 100% 29.9 1014.0 0.02 0.02
25 15:56 Vrbl 6 10.00 Light Rain OVC027 55 53.1 93% 29.89 1013.4
25 14:56 Vrbl 6 10.00 Overcast OVC029 60.1 46 60% 29.88 1013.0
25 13:56 Vrbl 6 10.00 Overcast OVC025 61 48.9 62.1 54 65% 29.88 1013.1
25 12:56 Vrbl 5 10.00 Overcast OVC023 61 48.9 65% 29.89 1013.4
25 11:56 E 8 G 16 10.00 Overcast OVC021 60.1 48.9 67% 29.89 1013.5
25 10:56 Vrbl 3 10.00 Overcast OVC019 59 50 72% 29.89 1013.6
25 09:56 Calm 10.00 Overcast OVC015 55.9 51.1 84% 29.91 1014.0
25 08:56 Vrbl 7 10.00 Overcast OVC011 54 53.1 97% 29.91 1014.0
25 07:56 Vrbl 3 10.00 Overcast OVC011 54 53.1 57 52 97% 29.89 1013.5
25 06:56 Calm 10.00 Overcast OVC011 53.1 53.1 100% 29.87 1012.8
25 05:56 E 5 10.00 Partly Cloudy SCT011 52 52 100% 29.84 1011.7
25 04:56 Vrbl 5 10.00 A Few Clouds FEW090 53.1 50 89% 29.84 1011.6
25 03:56 Vrbl 5 10.00 Fair CLR 54 54 100% 29.83 1011.2
25 02:56 Vrbl 3 10.00 Fair CLR 55.9 53.1 90% 29.81 1010.5
25 01:56 E 5 10.00 Fair CLR 57 57 66.9 57 100% 29.81 1010.4 0.01
25 00:56 Calm 10.00 Partly Cloudy SCT100 59 57.9 96% 29.82 1010.8
24 23:56 E 3 10.00 A Few Clouds FEW090 60.1 57.9 93% 29.83 1011.0
24 22:56 Calm 10.00 Fair CLR 60.1 54 80% 29.82 1010.9 0.01
24 21:56 Calm 10.00 Fair CLR 63 53.1 70% 29.82 1010.6
24 20:56 SE 3 10.00 Partly Cloudy SCT100 66 53.1 63% 29.81 1010.4 0.01
24 19:56 SE 5 10.00 Mostly Cloudy BKN100 66.9 53.1 82 66.9 61% 29.8 1010.1
24 18:56 SE 7 10.00 Mostly Cloudy BKN100 70 53.1 55% 29.78 1009.5
24 17:56 Vrbl 6 10.00 Fair CLR 73 54 51% 29.77 1009.3
24 16:56 Vrbl 6 10.00 Fair CLR 73.9 57.9 57% 29.78 1009.4
24 15:56 Vrbl 3 10.00 Mostly Cloudy BKN090 73.9 53.1 48% 29.76 1008.7
24 14:56 Vrbl 5 10.00 Thunderstorm in Vicinity FEW040 SCT090 BKN110 79 54 42% 79 29.77 1009.1
24 13:56 W 7 10.00 Mostly Cloudy BKN090 81 55.9 82 62.1 42% 81 29.79 1009.7
24 12:56 Calm 10.00 Fair CLR 80.1 54 41% 80 29.8 1010.2
24 11:56 Vrbl 3 10.00 Fair CLR 78.1 53.1 42% 79 29.83 1010.9
24 10:56 Vrbl 3 10.00 Fair CLR 73.9 52 46% 29.84 1011.2
24 09:56 Calm 10.00 Mostly Cloudy BKN090 73 53.1 50% 29.84 1011.6
24 08:56 Calm 10.00 Fair CLR 68 53.1 59% 29.85 1011.7
24 07:56 NW 6 10.00 Fair CLR 62.1 55 62.1 55 78% 29.84 1011.6
24 06:56 Calm 10.00 Fair CLR 55.9 55 97% 29.83 1011.0
24 05:56 Calm 10.00 Fair CLR 55 55 100% 29.82 1010.8
24 04:56 Calm 10.00 Fair CLR 55.9 55.9 100% 29.83 1011.0
24 03:56 Calm 10.00 Fair CLR 55.9 55.9 100% 29.82 1010.9
24 02:56 Calm 10.00 Fair CLR 55.9 55.9 100% 29.82 1010.7
24 01:56 Calm 10.00 Fair CLR 57.9 55.9 72 57 93% 29.83 1011.1
24 00:56 Calm 10.00 Fair CLR 57.9 55.9 93% 29.84 1011.4
23 23:56 Calm 10.00 Fair CLR 60.1 55 84% 29.86 1012.0
23 22:56 Calm 10.00 Fair CLR 62.1 55 78% 29.86 1012.2
23 21:56 Calm 10.00 Fair CLR 64 54 70% 29.87 1012.6
23 20:56 Calm 10.00 Fair CLR 69.1 53.1 57% 29.87 1012.3
23 19:56 Calm 10.00 Partly Cloudy SCT090 72 54 82 72 53% 29.85 1012.0
23 18:56 Calm 10.00 Fair CLR 79 51.1 38% 79 29.85 1011.9
23 17:56 NW 5 10.00 A Few Clouds FEW080 80.1 51.1 37% 80 29.86 1012.3
23 16:56 Vrbl 3 10.00 A Few Clouds FEW075 81 51.1 35% 80 29.87 1012.5
23 15:56 W 9 10.00 Partly Cloudy SCT070 80.1 52 38% 80 29.9 1013.4
23 14:56 W 9 10.00 A Few Clouds FEW065 79 53.1 41% 79 29.93 1014.4
23 13:56 W 16 G 21 10.00 Fair CLR 78.1 53.1 79 60.1 42% 79 29.94 1015.0
23 12:56 NW 5 10.00 Fair CLR 77 55 47% 78 29.97 1015.9
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)