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.
02 13:56 E 3 0.75 Light Snow Fog/Mist FEW009 OVC014 30.9 28 89% 30.59 1038.2
02 12:56 SE 6 4.00 Light Snow SCT027 OVC034 32 24.1 37 26.1 73% 27 30.6 1038.5
02 11:56 Vrbl 3 10.00 Overcast SCT033 OVC055 35.1 15.1 44% 30.62 1038.9
02 10:56 E 7 10.00 Partly Cloudy SCT060 35.1 15.1 44% 30 30.62 1039.1
02 09:56 NE 7 10.00 A Few Clouds FEW095 33.1 14 45% 28 30.62 1038.9
02 08:56 Vrbl 5 10.00 Overcast OVC100 28.9 15.1 56% 25 30.61 1038.6
02 07:56 Vrbl 3 10.00 Fair CLR 28 15.1 58% 30.6 1038.2
02 06:56 NE 5 10.00 Fair CLR 26.1 15.1 32 26.1 63% 21 30.55 1036.8
02 05:56 Calm 10.00 Fair CLR 26.1 16 66% 30.55 1036.6
02 04:56 NE 3 10.00 Fair CLR 28 16 60% 30.54 1035.9
02 03:56 NE 3 10.00 Mostly Cloudy BKN060 28.9 15.1 56% 30.52 1035.2
02 02:56 NE 5 10.00 A Few Clouds FEW055 30 15.1 54% 26 30.49 1034.4
02 01:56 Calm 10.00 Fair CLR 30 15.1 54% 30.49 1034.5
02 00:56 NE 3 10.00 Fair CLR 30.9 15.1 39.9 28.9 52% 30.47 1033.6
01 23:56 Calm 10.00 Fair CLR 30 19 64% 30.45 1033.1
01 22:56 Calm 10.00 Fair CLR 28.9 21 72% 30.43 1032.3
01 21:56 Calm 10.00 Fair CLR 32 19.9 61% 30.41 1031.9
01 20:56 Calm 10.00 Fair CLR 37 17.1 44% 30.39 1031.1
01 19:56 Calm 10.00 Fair CLR 37.9 21.9 52% 30.37 1030.2
01 18:56 N 3 10.00 Fair CLR 39 21.9 52 39 50% 30.34 1029.5
01 17:56 Vrbl 5 10.00 Fair CLR 42.1 24.1 49% 40 30.3 1027.9
01 16:56 N 5 10.00 Fair CLR 46.9 25 42% 45 30.27 1026.7
01 15:56 Vrbl 7 10.00 Fair CLR 48.9 28 44% 46 30.24 1025.6
01 14:56 N 8 10.00 Fair CLR 51.1 28.9 43% 30.23 1025.4
01 13:56 Vrbl 7 10.00 Fair CLR 51.1 30 45% 30.21 1024.7
01 12:56 N 7 10.00 Fair CLR 52 30 52 39.9 43% 30.2 1024.4
01 11:56 Vrbl 6 10.00 Fair CLR 51.1 30 45% 30.21 1024.7
01 05:56 Vrbl 3 10.00 Overcast OVC110 41 41 100% 30.05 1019.3
01 04:56 Calm 10.00 Fair CLR 36 36 100% 29.99 1017.1
01 03:56 Calm 10.00 Fair CLR 37 37 100% 29.98 1016.9
01 02:56 Calm 10.00 Fair CLR 37 37 100% 29.99 1017.2
01 00:56 Calm 10.00 Fair CLR 39.9 35.1 54 39 83% 30 1017.3
28 23:56 SE 3 10.00 Fair CLR 42.1 35.1 76% 30.01 1017.9
28 22:56 Calm 10.00 Fair CLR 42.1 34 73% 30.02 1018.1
28 21:56 Calm 10.00 Fair CLR 45 34 66% 30.03 1018.3
28 20:56 Calm 10.00 Fair CLR 46.9 34 61% 30.03 1018.3
28 19:56 E 3 10.00 Fair CLR 50 35.1 57% 30.03 1018.4
28 18:56 E 5 10.00 Fair CLR 54 37 66 54 53% 30.02 1018.1
28 17:56 SE 5 10.00 Fair CLR 59 37 44% 30 1017.4
28 16:56 SE 6 10.00 Fair CLR 62.1 37.9 41% 29.99 1016.9
28 15:56 Vrbl 6 10.00 Fair CLR 64 37 37% 29.98 1016.9
28 14:56 S 6 10.00 Fair CLR 64 37 37% 30 1017.3
28 13:56 Calm 10.00 Fair CLR 63 37.9 40% 30.02 1017.9
28 12:56 SE 5 10.00 Fair CLR 61 39 61 34 44% 30.04 1018.7
28 11:56 Vrbl 3 10.00 Fair CLR 57.9 39 50% 30.07 1019.5
28 10:56 SW 8 10.00 Fair CLR 55 37.9 53% 30.09 1020.5
28 09:56 S 8 10.00 Fair CLR 51.1 35.1 54% 30.1 1020.8
28 08:56 S 7 10.00 Fair CLR 46.9 25 42% 44 30.1 1020.9
28 07:56 Calm 10.00 Fair CLR 37.9 26.1 62% 30.11 1021.4
28 06:56 SE 6 10.00 Fair CLR 34 24.1 39 33.1 67% 29 30.07 1020.3
28 05:56 SE 7 10.00 Fair CLR 34 24.1 67% 29 30.09 1020.6
28 04:56 SE 6 10.00 Fair CLR 35.1 23 61% 31 30.09 1020.6
28 03:56 SE 7 10.00 Fair CLR 35.1 23 61% 30 30.09 1020.6
28 02:56 SE 6 10.00 Fair CLR 37 23 57% 33 30.08 1020.3
28 01:56 Calm 10.00 Fair CLR 39 21.9 50% 30.1 1020.8
28 00:56 SE 7 10.00 Fair CLR 37.9 25 46.9 37.9 60% 33 30.09 1020.7
27 23:56 SE 6 10.00 Fair CLR 39 27 62% 35 30.1 1020.8
27 22:56 SE 7 10.00 Fair CLR 39 30 70% 35 30.11 1021.2
27 21:56 SE 7 10.00 Fair CLR 39.9 33.1 77% 36 30.11 1021.4
27 20:56 SE 7 10.00 Fair CLR 42.1 33.1 71% 38 30.11 1021.4
27 19:56 SE 6 10.00 Fair CLR 44.1 30.9 60% 41 30.1 1021.1
27 18:56 SE 6 10.00 Fair CLR 46.9 27 55.9 46.9 46% 45 30.08 1020.6
27 17:56 SE 7 10.00 Fair CLR 50 28 43% 48 30.07 1019.9
27 16:56 SE 8 10.00 Fair CLR 54 30 40% 30.06 1019.7
27 15:56 Vrbl 7 10.00 Fair CLR 55 30.9 40% 30.07 1019.9
27 14:56 SW 7 10.00 Fair CLR 55.9 30.9 39% 30.07 1019.9
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)