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.
06 19:56 NW 6 10.00 Light Rain FEW050 SCT070 BKN110 75.2 0 91.9 75.9 0% 30.15 1021.7 0.19
06 18:56 Calm 10.00 A Few Clouds FEW080 78.1 78.1 100% 81 30.13 1021.3
06 17:56 Vrbl 3 10.00 A Few Clouds FEW100 79 79 100% 84 30.14 1021.5 0.05
06 16:56 Vrbl 5 10.00 Thunderstorm in Vicinity Light Rain FEW046 SCT060 BKN085 79 79 100% 84 30.12 1020.8 0.13 0.14
06 15:56 W 10 8.00 Thunderstorm Rain FEW065 SCT080 OVC100 80.1 79 97% 87 30.14 1021.5 0.01
06 14:56 SE 7 10.00 Partly Cloudy SCT042 91.9 73.9 56% 102 30.13 1021.1
06 13:56 Calm 8.00 Mostly Cloudy BKN041 88 73 91 77 61% 96 30.15 1021.5
06 12:56 W 7 3.00 A Few Clouds with Haze FEW035 88 75.9 68% 99 30.16 1022.1
06 11:56 W 7 9.00 Partly Cloudy SCT027 87.1 75.9 70% 98 30.17 1022.5
06 10:56 NW 6 10.00 Partly Cloudy SCT022 84.9 77 77% 95 30.17 1022.3
06 09:56 W 5 10.00 Mostly Cloudy BKN015 82 78.1 88% 91 30.16 1022.3
06 08:56 S 5 10.00 Partly Cloudy SCT009 80.1 79 97% 87 30.15 1021.8
06 07:56 SW 3 10.00 Overcast OVC007 77 77 78.1 75 100% 78 30.16 1021.9
06 06:56 S 3 9.00 Partly Cloudy SCT009 75.2 0 0% 30.14 1021.3
06 05:56 S 5 10.00 Fair CLR 75.9 75.9 100% 75 30.13 1021.1
06 04:56 S 3 10.00 Fair CLR 75.9 75.9 100% 75 30.12 1020.7
06 03:56 Vrbl 5 10.00 Fair CLR 75.9 75.9 100% 75 30.12 1020.8
06 02:56 S 7 10.00 Fair CLR 77 77 100% 78 30.11 1020.4
06 01:56 S 5 10.00 A Few Clouds FEW035 78.1 77 80.1 75.9 97% 81 30.13 1020.9
06 00:56 S 5 10.00 Overcast SCT040 OVC047 79 75.9 90% 83 30.14 1021.5
05 23:56 Calm 10.00 Fair CLR 78.1 75 90% 81 30.13 1021.2
05 22:56 Calm 10.00 Fair CLR 78.1 75.9 93% 81 30.13 1021.1
05 21:56 Vrbl 3 10.00 Fair CLR 80.1 75.9 87% 85 30.12 1020.6
05 20:56 SE 3 10.00 Mostly Cloudy BKN047 78.8 0 0% 30.11 1020.3
05 19:56 Calm 10.00 Mostly Cloudy SCT034 BKN065 80.1 78.1 86 78.1 94% 86 30.1 1020.0 0.06
05 18:56 Calm 10.00 Fair CLR 84 75.9 77% 93 30.08 1019.5
05 17:56 Vrbl 3 10.00 Fair CLR 84.9 75.9 75% 94 30.09 1019.6
05 16:56 Calm 10.00 Overcast FEW017 BKN039 OVC070 81 79 94% 89 30.09 1019.9 0.06
05 15:56 SW 5 10.00 Overcast FEW015 BKN034 OVC050 82.9 79 88% 94 30.1 1020.1 0.01
05 14:56 S 7 8.00 Rain FEW012 BKN024 OVC036 79 79 100% 84 30.12 1020.7 0.05
05 13:56 NW 5 10.00 Overcast FEW011 BKN047 OVC090 79 79 84.9 73 100% 84 30.12 1020.8 0.05 0.19
05 10:56 Calm 6.00 Light Rain OVC007 75.2 0 0% 30.14 1021.4 0.09 0.13
05 09:56 SE 5 5.00 Light Rain OVC008 75.2 0 0% 30.13 1021.3 0.04
05 08:56 Vrbl 3 10.00 Light Rain OVC005 75.2 0 0% 30.14 1021.3
05 07:56 Calm 9.00 Light Rain OVC005 73.4 0 73.9 72 0% 30.13 1021.2 0.08
05 06:56 Calm 4.00 Light Rain BKN005 BKN028 OVC055 73.4 0 0% 30.12 1020.9 0.16
05 05:56 Vrbl 3 4.00 Rain OVC005 71.6 0 0% 30.12 1020.6 0.05
05 04:56 Calm 10.00 Overcast OVC007 71.6 0 0% 30.11 1020.5 0.01
05 03:56 Calm 10.00 Light Rain SCT009 BKN019 OVC060 71.6 0 0% 30.11 1020.5
05 02:56 Calm 10.00 Overcast BKN009 OVC046 73.9 72 94% 30.12 1020.7
05 01:56 Vrbl 3 10.00 Overcast OVC050 73.9 72 79 73 94% 30.12 1020.8
05 00:56 Calm 10.00 Mostly Cloudy FEW046 BKN060 73 71.1 94% 30.13 1020.9
04 23:56 Calm 10.00 Mostly Cloudy BKN046 75 72 90% 74 30.13 1021.1
04 22:56 Calm 10.00 Fair CLR 75 73 94% 73 30.12 1020.9
04 21:56 Calm 10.00 Fair CLR 75.9 72 88% 76 30.12 1020.8
04 20:56 Calm 10.00 Partly Cloudy SCT055 77 71.1 82% 79 30.11 1020.5
04 19:56 Calm 10.00 Fair CLR 79 70 87.1 79 74% 82 30.11 1020.7
04 18:56 Vrbl 5 10.00 Fair CLR 82.9 69.1 63% 87 30.1 1020.2
04 17:56 Vrbl 5 10.00 Fair CLR 84.9 66.9 55% 88 30.11 1020.3
04 16:56 Vrbl 3 7.00 Fair CLR 86 68 55% 89 30.1 1020.0
04 15:56 Vrbl 3 10.00 Fair CLR 86 66.9 53% 89 30.1 1019.9
04 14:56 Vrbl 3 10.00 Fair CLR 86 66.9 53% 89 30.1 1020.1
04 13:56 Vrbl 3 10.00 Fair CLR 84.9 66.9 84.9 69.1 55% 88 30.12 1020.8
04 12:56 Vrbl 3 10.00 Fair CLR 82.9 64.9 55% 85 30.13 1021.2
04 11:56 Vrbl 3 10.00 Fair CLR 82 64.9 56% 84 30.14 1021.3
04 10:56 Calm 10.00 Fair CLR 80.1 66 62% 82 30.12 1020.9
04 09:56 Vrbl 3 10.00 Fair CLR 75 64 69% 77 30.12 1020.8
04 08:56 Vrbl 3 10.00 Fair CLR 73 63 71% 30.11 1020.5
04 07:56 Vrbl 3 10.00 Fair CLR 69.1 64.9 72 66.9 87% 30.1 1020.2
04 06:56 Calm 10.00 Fair CLR 69.1 64 84% 30.09 1019.8
04 05:56 NE 3 10.00 Fair CLR 68 64.9 90% 30.07 1019.2
04 04:56 Calm 10.00 Fair CLR 69.1 64 84% 30.07 1018.9
04 03:56 Calm 10.00 Fair CLR 70 64 82% 30.06 1018.6
04 02:56 Calm 10.00 Fair CLR 71.1 64 79% 30.04 1018.1
04 01:56 Vrbl 5 10.00 Fair CLR 71.1 64 79 69.1 79% 30.03 1017.8
04 00:56 Calm 10.00 Fair CLR 70 66 87% 30.02 1017.4
03 23:56 Calm 10.00 Fair CLR 70 66 87% 30 1016.8
03 22:56 Calm 10.00 Fair CLR 72 64 76% 30 1016.6
03 21:56 Calm 10.00 Fair CLR 72 64.9 79% 29.98 1016.0
03 20:56 Calm 10.00 Fair CLR 73.9 68 82% 29.95 1015.1
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)