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.
23 06:56 Calm 10.00 Fair CLR 57.2 0 0% 30.12 1020.8
23 05:56 Calm 10.00 Fair CLR 59 0 0% 30.11 1020.7
23 04:56 Calm 10.00 Fair CLR 57.2 0 0% 30.1 1020.5
23 03:56 Calm 10.00 Fair CLR 60.1 60.1 100% 30.1 1020.5
23 02:56 Calm 10.00 Fair CLR 60.1 60.1 100% 30.11 1020.6
23 01:56 SE 5 10.00 Fair CLR 62.1 60.1 71.1 61 93% 30.11 1020.6
23 00:56 SE 7 10.00 Fair CLR 64.9 55.9 73% 30.11 1020.5
22 23:56 Vrbl 3 10.00 Fair CLR 61 61 100% 30.12 1020.9
22 22:56 SE 3 10.00 Fair CLR 64.9 57.9 78% 30.1 1020.5
22 21:56 SE 3 10.00 Fair CLR 64 59 84% 30.1 1020.2
22 20:56 Calm 10.00 Fair CLR 68 57.9 70% 30.08 1019.7
22 19:56 Calm 10.00 Fair CLR 71.1 57 84 71.1 61% 30.07 1019.1
22 18:56 Vrbl 3 10.00 A Few Clouds FEW065 79 55 44% 80 30.06 1018.9
22 17:56 Vrbl 3 10.00 Fair CLR 82 53.1 37% 81 30.06 1018.8
22 16:56 Vrbl 5 10.00 Fair CLR 82 55 40% 81 30.06 1018.8
22 15:56 S 6 10.00 Fair CLR 82 55 40% 81 30.06 1018.9
22 14:56 Vrbl 5 10.00 Fair CLR 82.9 54 37% 82 30.08 1019.4
22 13:56 Vrbl 3 10.00 Fair CLR 81 54 81 66.9 39% 81 30.09 1019.8
22 12:56 Vrbl 3 10.00 Fair CLR 80.1 57 45% 80 30.09 1019.9
22 11:56 SE 5 10.00 Fair CLR 79 59 50% 80 30.1 1020.1
22 10:56 Vrbl 5 10.00 A Few Clouds FEW026 75.9 59 56% 78 30.1 1020.3
22 09:56 Vrbl 3 10.00 Fair CLR 73 66.9 81% 30.09 1019.9
22 08:56 Calm 10.00 Fair CLR 70 70 100% 30.08 1019.7
22 07:56 Calm 10.00 Overcast OVC049 66.2 0 66.9 62.1 0% 30.07 1019.2
22 06:56 Calm 10.00 Overcast OVC043 64.4 0 0% 30.06 1018.8
22 05:56 Calm 10.00 Overcast OVC043 64.4 0 0% 30.04 1018.3
22 04:56 Calm 10.00 Overcast FEW025 OVC043 62.6 0 0% 30.02 1017.6
22 03:56 Calm 10.00 Overcast OVC027 62.6 0 0% 30.01 1017.4
22 02:56 Calm 10.00 Overcast OVC025 64.4 0 0% 30.01 1017.3
22 01:56 Calm 10.00 Overcast FEW023 OVC080 64.4 0 68 64.9 0% 30.01 1017.1
22 00:56 Calm 10.00 Overcast BKN039 OVC080 66.2 0 0% 30 1016.8
21 23:56 Calm 10.00 Overcast OVC080 66.2 0 0% 29.99 1016.7
21 22:56 Calm 10.00 Overcast OVC080 66.2 0 0% 29.99 1016.5
21 21:56 Calm 10.00 Overcast BKN060 OVC085 66.2 0 0% 29.98 1016.3
21 20:56 Calm 10.00 Mostly Cloudy FEW050 BKN085 64.4 0 0% 29.97 1015.9
21 19:56 Calm 10.00 Mostly Cloudy BKN060 68 68 71.1 66.9 100% 29.95 1015.4
21 18:56 Vrbl 3 10.00 A Few Clouds FEW049 71.1 68 90% 29.95 1015.2
21 17:56 Vrbl 3 10.00 Mostly Cloudy SCT020 BKN060 BKN085 69.1 69.1 100% 29.96 1015.5
21 16:56 Vrbl 3 10.00 Overcast OVC018 68 68 100% 29.96 1015.5
21 15:56 Vrbl 3 4.00 Light Rain Fog/Mist OVC016 66.9 66.9 100% 29.96 1015.5
21 14:56 Vrbl 3 7.00 Light Rain BKN014 BKN043 OVC055 66.9 66.9 100% 29.95 1015.0
21 13:56 Vrbl 3 10.00 Overcast OVC014 68 68 69.1 62.1 100% 29.95 1015.1
21 12:56 Vrbl 5 10.00 Overcast OVC014 69.1 68 96% 29.95 1015.2
21 11:56 Vrbl 5 10.00 Overcast OVC012 69.1 66.9 93% 29.95 1015.4
21 10:56 Vrbl 3 10.00 Overcast OVC010 66 66 100% 29.95 1015.2
21 09:56 Vrbl 3 10.00 Overcast OVC006 64.4 0 0% 29.95 1015.2
21 08:56 Vrbl 6 4.00 Overcast with Haze OVC006 62.6 0 0% 29.96 1015.7
21 07:56 Vrbl 3 6.00 Overcast with Haze OVC004 62.6 0 70 62.1 0% 29.96 1015.5
21 06:56 Calm 9.00 Overcast OVC004 62.6 0 0% 29.95 1015.1
21 05:56 Vrbl 5 9.00 Overcast OVC004 64.4 0 0% 29.93 1014.4
21 04:56 Vrbl 3 10.00 Overcast OVC004 66.2 0 0% 29.92 1014.3
21 03:56 Vrbl 6 9.00 Overcast OVC004 66.2 0 0% 29.92 1014.3
21 02:56 Vrbl 3 7.00 Overcast OVC004 69.8 0 0% 29.91 1013.9
21 01:56 Vrbl 3 9.00 Overcast OVC004 69.8 0 72 70 0% 29.92 1014.2
21 00:56 NE 3 2.50 Fog/Mist OVC004 71.6 0 0% 29.94 1015.1
20 23:56 Vrbl 3 4.00 Overcast with Haze OVC004 71.6 0 0% 29.95 1015.3
20 22:56 Calm 7.00 Overcast OVC004 71.6 0 0% 29.95 1015.3
20 21:56 Vrbl 3 9.00 Overcast BKN006 OVC090 71.6 0 0% 29.95 1015.3
20 20:56 Calm 8.00 Overcast OVC006 71.6 0 0% 29.95 1015.0
20 19:56 Calm 8.00 Light Rain SCT006 OVC090 71.6 0 79 72 0% 29.94 1014.9
20 18:56 Calm 8.00 Overcast OVC095 73.4 0 0% 29.93 1014.5
20 17:56 NE 3 10.00 Light Rain FEW014 SCT034 OVC090 75 75 100% 72 29.94 1014.9
20 16:56 Calm 10.00 Overcast BKN014 OVC035 77 77 100% 78 29.94 1014.9
20 15:56 Calm 10.00 Overcast SCT016 BKN028 OVC035 78.1 77 97% 81 29.95 1015.1
20 14:56 Calm 10.00 Overcast FEW012 BKN020 OVC028 75.9 75.9 100% 75 29.96 1015.7
20 13:56 Calm 10.00 Overcast BKN010 OVC015 75 75 75 66.9 100% 72 29.98 1016.2
20 12:56 Vrbl 5 10.00 Overcast OVC007 73.4 0 0% 29.99 1016.5
20 11:56 Vrbl 3 10.00 Overcast OVC007 73.4 0 0% 30 1017.0
20 10:56 Calm 10.00 Overcast OVC005 69.8 0 0% 30.01 1017.2
20 09:56 Calm 10.00 Overcast OVC003 69.8 0 0% 30.01 1017.2
20 08:56 Calm 1.75 Fog/Mist OVC003 66.2 0 0% 30.03 1017.8
20 07:56 Vrbl 3 4.00 Overcast with Haze OVC003 66.2 0 66.9 66 0% 30.03 1017.8
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)