Weather observations for the past three days for
Gaithersburg - Montgomery County Airport
Imperial (Metric)
Date Time (est) 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.
10 16:56 W 5 10.00 Fair CLR 64 37 37% 29.95 1015.5
10 15:56 NW 14 G 18 10.00 Fair CLR 68 37 32% 29.94 1015.4
10 14:56 W 8 10.00 Fair CLR 68 37 32% 29.95 1015.4
10 13:56 SW 7 10.00 Fair CLR 66.9 39 36% 29.96 1015.9
10 12:56 W 10 G 17 10.00 Fair CLR 66 37.9 66 37 36% 29.98 1016.7
10 11:56 SW 9 10.00 Fair CLR 64.9 39 39% 30.01 1017.7
10 10:56 SW 8 10.00 Fair CLR 62.1 39 43% 30.04 1018.8
10 09:56 SW 10 G 16 10.00 Fair CLR 57.9 39 50% 30.06 1019.5
10 07:56 Calm 10.00 Fair CLR 42.1 37.9 85% 30.08 1020.1
10 06:56 Calm 10.00 Fair CLR 37.9 37 42.1 37 97% 30.08 1020.1
10 05:56 Calm 10.00 Fair CLR 37 37 100% 30.09 1020.5
10 04:56 Calm 10.00 Fair CLR 37.9 37.9 100% 30.09 1020.4
10 03:56 Calm 10.00 Fair CLR 37.9 37.9 100% 30.08 1020.2
10 02:56 Calm 10.00 Fair CLR 37.9 37.9 100% 30.08 1020.2
10 01:56 Calm 10.00 Fair CLR 37.9 37 97% 30.09 1020.5
10 00:56 Calm 10.00 Fair CLR 37.9 37 50 37.9 97% 30.09 1020.5
09 23:56 Calm 10.00 Fair CLR 37.9 37.9 100% 30.09 1020.6
09 22:56 Calm 10.00 Fair CLR 41 36 82% 30.08 1020.3
09 21:56 Calm 10.00 Fair CLR 44.1 35.1 71% 30.09 1020.5
09 20:56 Calm 10.00 Fair CLR 46.9 35.1 63% 30.09 1020.5
09 19:56 Calm 10.00 Fair CLR 48.9 36 61% 30.08 1020.1
09 18:56 NW 3 10.00 Fair CLR 50 35.1 63 50 57% 30.07 1019.8
09 17:56 NW 6 10.00 Fair CLR 52 36 55% 30.05 1019.2
09 16:56 NW 6 G 18 10.00 Fair CLR 55.9 35.1 46% 30.02 1018.1
09 15:56 NW 8 G 21 10.00 Fair CLR 57.9 37 46% 30 1017.3
09 14:56 N 9 G 29 10.00 Fair CLR 60.1 36 41% 29.98 1016.6
09 13:56 NW 10 G 22 10.00 Mostly Cloudy BKN060 62.1 37 40% 29.97 1016.3
09 12:56 NW 13 G 22 10.00 Partly Cloudy SCT060 62.1 37 63 50 40% 29.96 1015.9
09 11:56 W 18 G 29 10.00 Mostly Cloudy BKN060 61 37 41% 29.97 1016.1
09 10:56 NW 15 G 28 10.00 Mostly Cloudy BKN055 61 37.9 43% 29.98 1016.3
09 09:56 W 15 G 28 10.00 Mostly Cloudy BKN050 57.9 37.9 48% 29.97 1016.2
09 08:56 W 13 10.00 Fair CLR 55.9 39 53% 29.96 1016.1
09 07:56 W 8 10.00 Fair CLR 51.1 37.9 61% 29.95 1015.8
09 06:56 W 6 10.00 Overcast OVC050 51.1 37.9 53.1 48 61% 29.94 1015.4
09 05:56 W 6 10.00 A Few Clouds FEW050 48.9 37 64% 47 29.92 1014.8
09 04:56 W 5 10.00 Fair CLR 50 36 59% 49 29.9 1013.8
09 03:56 W 7 10.00 Fair CLR 51.1 36 56% 29.88 1013.2
09 02:56 W 7 10.00 Fair CLR 52 35.1 53% 29.88 1013.2
09 01:56 SW 3 10.00 Fair CLR 51.1 34 52% 29.89 1013.4
09 00:56 Calm 10.00 Fair CLR 51.1 33.1 55 44.1 50% 29.9 1013.8
08 23:56 W 3 10.00 Fair CLR 53.1 32 45% 29.9 1014.0
08 22:56 Calm 10.00 Fair CLR 51.1 30.9 46% 29.9 1013.9
08 21:56 W 6 10.00 Fair CLR 46.9 36 66% 45 29.9 1014.0
08 20:56 Calm 10.00 Fair CLR 46 37.9 73% 29.88 1013.5
08 19:56 Calm 10.00 Fair CLR 53.1 37 55% 29.87 1012.9
08 18:56 Calm 10.00 Fair CLR 55 37 62.1 55 51% 29.87 1013.1
08 17:56 S 5 10.00 Fair CLR 55 37 51% 29.87 1013.1
08 16:56 Calm 10.00 Fair CLR 57.9 35.1 42% 29.88 1013.3
08 15:56 W 8 10.00 Fair CLR 61 37 41% 29.9 1013.8
08 14:56 W 10 10.00 Fair CLR 61 37 41% 29.91 1014.3
08 13:56 W 12 10.00 Fair CLR 60.1 36 41% 29.93 1015.1
08 12:56 NW 12 G 20 10.00 Fair CLR 57.9 37 59 45 46% 29.96 1016.0
08 11:56 W 12 10.00 Fair CLR 57 37.9 49% 29.99 1017.0
08 10:56 W 13 10.00 Fair CLR 55.9 39 53% 30.03 1018.4
08 09:56 NW 14 10.00 Fair CLR 53.1 39 59% 30.04 1018.6
08 08:56 NW 17 G 24 10.00 Fair CLR 50 37.9 63% 45 30.04 1018.8
08 06:56 NW 9 10.00 Mostly Cloudy BKN030 45 36 46 43 71% 41 30.04 1018.7
08 05:56 NW 12 G 20 10.00 Fair CLR 45 36 71% 40 30.02 1018.2
08 04:56 NW 15 G 22 10.00 Fair CLR 46 37 71% 40 30.02 1017.8
08 03:56 W 12 10.00 Fair CLR 44.1 37 76% 39 30.01 1017.8
08 01:56 W 7 10.00 Fair CLR 44.1 36 73% 41 30.02 1018.4
08 00:56 W 6 10.00 Fair CLR 43 36 48 43 76% 40 30.02 1018.3
07 23:56 W 9 10.00 Fair CLR 44.1 36 73% 40 30.03 1018.4
07 22:56 W 7 10.00 Fair CLR 45 36 71% 42 30.02 1018.2
07 21:56 W 9 10.00 Fair CLR 45 36 71% 41 30.02 1018.1
07 20:56 W 7 10.00 A Few Clouds FEW042 46 36 68% 43 30.02 1018.1
07 19:56 W 8 10.00 Fair CLR 46 36 68% 42 30.02 1018.1
07 18:56 W 10 10.00 Mostly Cloudy FEW045 BKN055 48 37 57.9 48 66% 44 30.02 1018.3
07 17:56 NW 13 G 20 10.00 Overcast OVC049 50 37 61% 46 30.01 1017.6
Date Time (est) 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)