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.
03 05:56 Calm 5.00 Overcast with Haze OVC006 71.6 0 0% 30.06 1018.8
03 04:56 Calm 6.00 Mostly Cloudy with Haze SCT004 BKN065 71.6 0 0% 30.06 1018.8
03 03:56 Calm 7.00 Overcast OVC004 71.6 0 0% 30.06 1018.8
03 02:56 SE 8 8.00 Mostly Cloudy BKN004 BKN060 BKN070 71.6 0 0% 30.04 1018.2
03 01:56 SE 7 10.00 Partly Cloudy SCT060 69.8 0 73 70 0% 30.05 1018.5
03 00:56 Calm 10.00 A Few Clouds FEW060 69.8 0 0% 30.06 1018.6
02 23:56 Calm 10.00 Partly Cloudy SCT075 71.6 0 0% 30.08 1019.4
02 22:56 Calm 10.00 Overcast OVC070 71.6 0 0% 30.07 1019.1
02 21:56 Calm 10.00 Partly Cloudy SCT070 71.6 0 0% 30.07 1019.1
02 20:56 SE 6 10.00 Fair CLR 71.6 0 0% 30.06 1018.9
02 19:56 Calm 10.00 Fair CLR 73.4 0 78.1 71.1 0% 30.07 1019.1 0.01
02 18:56 SE 3 10.00 Fair CLR 73.9 73.9 100% 30.07 1019.2
02 17:56 SE 5 10.00 Mostly Cloudy BKN090 78.1 73 85% 81 30.08 1019.5
02 16:56 Calm 10.00 Fair CLR 71.6 0 0% 30.09 1020.0 0.01
02 15:56 SW 3 10.00 Fair CLR 75 75 100% 72 30.1 1020.1
02 14:56 Calm 10.00 Fair CLR 73.9 73.9 100% 30.09 1019.8 0.01
02 13:56 Vrbl 3 1.00 Thunderstorm Heavy Rain FEW027 BKN060 OVC070 71.6 0 89.1 71.1 0% 30.13 1021.2 0.38 0.38
02 12:56 Calm 10.00 Partly Cloudy SCT110 87.1 75.9 70% 98 30.13 1021.0
02 11:56 E 5 10.00 Fair CLR 87.1 75 67% 97 30.11 1020.4
02 10:56 Vrbl 3 10.00 Fair CLR 86 73.9 67% 94 30.1 1020.0
02 09:56 Calm 10.00 Fair CLR 82.9 73 72% 89 30.11 1020.3
02 08:56 SE 5 10.00 Fair CLR 79 73 82% 82 30.09 1019.9
02 07:56 Calm 10.00 Fair CLR 73 73 75.9 71.1 100% 30.08 1019.6
02 06:56 Calm 10.00 Partly Cloudy SCT120 72 72 100% 30.08 1019.6
02 05:56 Calm 10.00 Partly Cloudy SCT120 73 73 100% 30.08 1019.4
02 04:56 Calm 10.00 Fair CLR 71.1 71.1 100% 30.07 1019.2
02 03:56 Calm 10.00 Fair CLR 73 73 100% 30.07 1019.1
02 02:56 Calm 10.00 Fair CLR 73 73 100% 30.06 1018.7
02 01:56 W 3 10.00 Fair CLR 75.9 72 86 75 88% 76 30.06 1018.7
02 00:56 Calm 10.00 A Few Clouds FEW060 77 71.1 82% 79 30.06 1018.6
01 23:56 NW 3 10.00 Fair CLR 77 73 88% 78 30.03 1017.7
01 22:56 Calm 10.00 Fair CLR 79 71.1 77% 82 30.01 1017.2
01 21:56 NW 3 10.00 Fair CLR 80.1 71.1 74% 84 30.01 1017.2
01 20:56 W 5 10.00 Fair CLR 84 71.1 65% 89 30 1016.8
01 19:56 W 8 10.00 Mostly Cloudy BKN070 86 71.1 95 86 61% 92 29.97 1015.7
01 18:56 W 10 10.00 Mostly Cloudy BKN065 BKN080 90 71.1 54% 96 29.97 1015.8
01 17:56 W 7 10.00 Fair CLR 91.9 73 54% 101 29.97 1015.7
01 16:56 W 10 10.00 A Few Clouds FEW050 93.9 73 51% 103 29.99 1016.1
01 15:56 W 12 10.00 Mostly Cloudy SCT050 BKN100 91.9 73.9 56% 102 29.99 1016.4
01 14:56 Vrbl 7 10.00 Mostly Cloudy BKN100 89.1 73 59% 97 30.02 1017.3
01 13:56 W 8 10.00 Fair CLR 91.9 73.9 91.9 75 56% 102 30.02 1017.2
01 12:56 W 6 10.00 Fair CLR 88 75.9 68% 99 30.03 1017.7
01 11:56 W 8 10.00 Fair CLR 87.1 73.9 65% 95 30.05 1018.3
01 09:56 Vrbl 3 10.00 Fair CLR 81 73 77% 86 30.06 1018.8
01 08:56 W 7 10.00 A Few Clouds FEW120 80.1 73.9 82% 85 30.07 1019.0
01 07:56 Calm 10.00 Fair CLR 75 75 77 73 100% 72 30.07 1019.1
01 06:56 Calm 4.00 Fair with Haze CLR 73.4 0 0% 30.06 1018.8
01 05:56 Calm 6.00 Fair with Haze CLR 73.4 0 0% 30.05 1018.5
01 04:56 Calm 10.00 Fair CLR 73.4 0 0% 30.06 1018.7
01 03:56 Calm 10.00 Fair CLR 75 75 100% 72 30.06 1018.7
01 02:56 Calm 10.00 Fair CLR 75.9 75.9 100% 75 30.07 1019.0
01 01:56 S 3 10.00 Fair CLR 77 77 79 73 100% 78 30.08 1019.4
01 00:56 SE 5 10.00 Fair CLR 75.9 75.9 100% 75 30.09 1019.7
31 23:56 Calm 10.00 Partly Cloudy SCT110 73.4 0 0% 30.1 1020.0
31 22:56 Calm 10.00 Mostly Cloudy BKN110 73.4 0 0% 30.1 1020.3
31 21:56 SE 5 10.00 Fair CLR 75 75 100% 72 30.1 1020.0
31 20:56 Calm 10.00 Fair CLR 75.9 75.9 100% 75 30.1 1020.0
31 19:56 Calm 10.00 Partly Cloudy SCT110 78.1 75 86 77 90% 81 30.09 1019.8
31 18:56 Calm 10.00 Partly Cloudy SCT120 80.1 75 85% 85 30.09 1019.8
31 17:56 Calm 10.00 Fair CLR 82 73 74% 87 30.11 1020.4
31 16:56 Calm 10.00 Fair CLR 82 73 74% 87 30.11 1020.3
31 15:56 Calm 10.00 A Few Clouds FEW030 84 71.1 65% 89 30.11 1020.5
31 14:56 Calm 10.00 Partly Cloudy SCT030 82.9 72 70% 88 30.13 1021.1
31 13:56 Calm 10.00 Fair CLR 82 72 84 72 72% 87 30.13 1021.3
31 12:56 Vrbl 3 10.00 Fair CLR 82.9 71.1 67% 88 30.15 1021.7
31 11:56 Vrbl 3 10.00 Partly Cloudy SCT100 82 70 67% 86 30.15 1022.0
31 10:56 Calm 10.00 Mostly Cloudy BKN095 79 72 79% 82 30.15 1021.9
31 09:56 Calm 10.00 Overcast OVC110 77 73 88% 78 30.15 1021.8
31 08:56 Calm 10.00 Mostly Cloudy BKN010 BKN110 73.9 73.9 100% 30.15 1021.9
31 07:56 Calm 10.00 Fair CLR 72 72 72 68 100% 30.14 1021.4
31 06:56 Calm 10.00 Partly Cloudy SCT120 69.8 0 0% 30.12 1020.7
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)