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.
19 19:56 Calm 10.00 Fair CLR 48.9 41 68 48.9 74% 30.3 1027.9
19 18:56 Calm 10.00 Fair CLR 55 37 51% 30.31 1028.0
19 17:56 Calm 10.00 Fair CLR 63 39 41% 30.32 1028.3
19 16:56 Calm 10.00 Fair CLR 66 39 37% 30.33 1028.6
19 15:56 Vrbl 3 10.00 Fair CLR 66 37 34% 30.35 1029.2
19 14:56 Vrbl 3 10.00 Fair CLR 66.9 37 33% 30.36 1029.5
19 13:56 Vrbl 3 9.00 Fair CLR 66.9 39 66.9 35.1 36% 30.38 1030.2
19 12:56 Vrbl 3 10.00 Fair CLR 66 35.1 32% 30.42 1031.5
19 11:56 NW 8 10.00 Fair CLR 64 37.9 38% 30.45 1032.5
19 10:56 Calm 10.00 Fair CLR 61 37.9 43% 30.47 1033.4
19 09:56 Calm 10.00 Fair CLR 55.9 37.9 51% 30.49 1033.8
19 08:56 Calm 10.00 Fair CLR 44.1 41 89% 30.48 1034.0
19 07:56 Calm 10.00 Fair CLR 35.1 35.1 37 35.1 100% 30.48 1034.0
19 06:56 Calm 9.00 Fair CLR 35.1 35.1 100% 30.47 1033.8
19 05:56 Calm 10.00 Fair CLR 36 36 100% 30.48 1033.9
19 04:56 Calm 10.00 Fair CLR 36 36 100% 30.48 1034.0
19 03:56 Calm 10.00 Fair CLR 36 36 100% 30.48 1033.9
19 02:56 Calm 10.00 Fair CLR 37 37 100% 30.5 1034.3
19 01:56 Calm 10.00 Fair CLR 37 37 46 37 100% 30.51 1034.6
19 00:56 Calm 10.00 Fair CLR 37.9 37.9 100% 30.52 1034.9
18 23:56 Calm 10.00 Fair CLR 37.9 37.9 100% 30.53 1035.5
18 22:56 Calm 10.00 Fair CLR 39.9 39 97% 30.54 1035.7
18 21:56 Calm 10.00 Fair CLR 41 37.9 89% 30.54 1035.9
18 20:56 Calm 10.00 Fair CLR 45 36 71% 30.54 1036.0
18 19:56 Calm 10.00 Fair CLR 45 36 63 45 71% 30.55 1036.3
18 18:56 Calm 10.00 Fair CLR 48 39 71% 30.54 1036.1
18 17:56 Calm 10.00 Fair CLR 57.9 35.1 42% 30.54 1035.9
18 16:56 Vrbl 3 10.00 Fair CLR 60.1 28.9 31% 30.56 1036.3
18 15:56 Calm 10.00 Fair CLR 61 27 27% 30.57 1036.8
18 14:56 Vrbl 3 10.00 Fair CLR 61 28 29% 30.57 1037.0
18 13:56 Vrbl 3 10.00 Fair CLR 61 27 61 35.1 27% 30.59 1037.6
18 12:56 Vrbl 5 10.00 Fair CLR 59 26.1 28% 30.61 1038.2
18 11:56 Calm 10.00 Fair CLR 57 27 32% 30.63 1038.9
18 10:56 Vrbl 6 10.00 Fair CLR 54 30 40% 30.63 1038.7
18 09:56 Vrbl 3 10.00 Fair CLR 48.9 30.9 50% 30.61 1038.4
18 08:56 Vrbl 6 10.00 Fair CLR 42.1 32 68% 39 30.6 1038.0
18 07:56 Calm 10.00 Fair CLR 35.1 35.1 39.9 34 100% 30.57 1037.2
18 06:56 Calm 10.00 Fair CLR 35.1 35.1 100% 30.55 1036.3
18 05:56 Calm 10.00 Fair CLR 36 33.1 89% 30.52 1035.4
18 04:56 Calm 10.00 Fair CLR 36 33.1 89% 30.5 1034.7
18 03:56 Calm 10.00 Fair CLR 39 30.9 73% 30.5 1034.4
18 02:56 Calm 10.00 Fair CLR 39 30.9 73% 30.49 1034.2
18 01:56 Calm 10.00 Fair CLR 39 32 45 37 76% 30.47 1033.6
18 00:56 Calm 10.00 Fair CLR 37.9 37.9 100% 30.47 1033.4
17 23:56 Calm 10.00 Fair CLR 37.9 35.1 89% 30.46 1033.3
17 22:56 Calm 10.00 Fair CLR 41 34 76% 30.45 1033.0
17 21:56 Calm 10.00 Fair CLR 42.1 33.1 71% 30.43 1032.2
17 19:56 Calm 10.00 Fair CLR 45 33.1 57.9 45 63% 30.38 1030.4
17 18:56 Calm 10.00 Fair CLR 48 32 54% 30.34 1029.1
17 17:56 Vrbl 3 10.00 Fair CLR 53.1 33.1 47% 30.31 1027.9
17 16:56 Vrbl 3 10.00 Fair CLR 55.9 35.1 46% 30.29 1026.9
17 15:56 N 8 G 18 10.00 Fair CLR 57 35.1 44% 30.27 1026.4
17 14:56 NW 8 G 21 7.00 Mostly Cloudy BKN050 57 35.1 44% 30.27 1026.3
17 13:56 Vrbl 7 10.00 Mostly Cloudy BKN045 57 37 57 51.1 47% 30.26 1026.0
17 12:56 Vrbl 7 10.00 Mostly Cloudy BKN039 52 39 61% 30.27 1026.4
17 11:56 Vrbl 7 10.00 Mostly Cloudy BKN043 52 39.9 64% 30.26 1026.0
17 10:56 Vrbl 7 10.00 Mostly Cloudy BKN039 BKN120 51.1 41 69% 30.22 1024.7
17 09:56 Vrbl 6 10.00 Partly Cloudy SCT120 51.1 39.9 66% 30.2 1024.0
17 08:56 Vrbl 3 10.00 Overcast OVC036 51.1 44.1 77% 30.15 1022.2
17 07:56 Vrbl 3 10.00 Fair CLR 51.1 46 59 51.1 83% 30.11 1020.8 0.02
17 06:56 Vrbl 3 10.00 Overcast FEW024 BKN045 OVC120 53.1 53.1 100% 30.07 1019.6 0.01
17 05:56 Vrbl 5 10.00 Light Rain OVC033 54 53.1 97% 30.05 1018.7
17 04:56 Vrbl 3 10.00 Light Rain FEW037 BKN070 OVC100 55 55 100% 29.99 1016.5 0.01
17 03:56 W 5 10.00 Light Rain SCT060 BKN080 OVC100 55 55 100% 29.98 1016.2 0.01
17 02:56 NW 9 10.00 Light Rain OVC047 57 53.1 87% 29.95 1015.3
17 01:56 NW 5 10.00 Overcast BKN043 OVC100 57.9 52 62.1 57.9 81% 29.94 1014.8
17 00:56 NW 7 10.00 Overcast OVC090 60.1 50 70% 29.94 1014.7
16 23:56 NW 12 10.00 Overcast OVC085 61 52 72% 29.92 1014.2
16 22:56 NW 8 10.00 Overcast BKN085 OVC110 62.1 53.1 73% 29.9 1013.8
16 21:56 NW 5 10.00 Overcast OVC080 61 55 81% 29.87 1012.7
16 20:56 NW 6 10.00 Mostly Cloudy SCT070 SCT080 BKN100 61 57 87% 29.86 1012.6
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)