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.
26 20:56 Calm 10.00 Overcast OVC039 55.4 0 0% 29.9 1013.5 0.01
26 19:56 W 3 10.00 Overcast OVC033 55.4 0 63 55.9 0% 29.89 1013.2 0.24
26 18:56 Vrbl 7 7.00 Light Rain OVC033 55.9 55.9 100% 29.89 1013.4 0.02
26 17:56 Vrbl 6 10.00 Overcast OVC035 55.4 0 0% 29.89 1013.4 0.02
26 16:56 Vrbl 5 10.00 Light Rain OVC035 55.9 55.9 100% 29.9 1013.7 0.07 0.2
26 15:56 Vrbl 3 8.00 Light Rain BKN038 OVC055 57 57 100% 29.9 1013.7 0.12
26 14:56 Calm 8.00 Rain OVC038 59 59 100% 29.9 1013.8 0.01
26 13:56 Vrbl 3 10.00 Light Rain BKN046 OVC070 63 53.1 66 57.9 70% 29.9 1013.8
26 12:56 Vrbl 5 10.00 Light Rain OVC048 63 50 63% 29.91 1014.1
26 11:56 Vrbl 7 10.00 Overcast BKN048 OVC060 64 50 60% 29.91 1014.0
26 10:56 Vrbl 7 10.00 A Few Clouds FEW085 64.9 50 59% 29.91 1014.1
26 09:56 Vrbl 6 10.00 Overcast BKN060 OVC080 62.1 48.9 62% 29.91 1014.0
26 08:56 Vrbl 5 10.00 Mostly Cloudy BKN120 61 48.9 65% 29.9 1013.9
26 07:56 NW 9 10.00 Fair CLR 59 48 59 57 67% 29.91 1014.0
26 06:56 NW 5 10.00 Fair CLR 57 48 72% 29.91 1014.1
26 05:56 Vrbl 6 10.00 Fair CLR 57.9 48 70% 29.91 1013.9
26 04:56 Vrbl 6 10.00 Fair CLR 57.9 48 70% 29.91 1014.1
26 03:56 NW 6 10.00 Fair CLR 57 48 72% 29.93 1014.6
26 02:56 Vrbl 7 10.00 Fair CLR 57.9 48 70% 29.95 1015.4
26 01:56 Vrbl 5 10.00 Fair CLR 57.9 48 60.1 57 70% 29.97 1015.8
26 00:56 Vrbl 7 10.00 Fair CLR 59 46.9 64% 29.99 1016.5
25 23:56 Vrbl 3 10.00 Fair CLR 57.9 46.9 67% 30 1017.2
25 22:56 Vrbl 3 10.00 Fair CLR 59 46.9 64% 30.02 1017.8
25 21:56 Vrbl 3 10.00 Fair CLR 59 46.9 64% 30.03 1018.2
25 20:56 Vrbl 3 10.00 Fair CLR 57.9 46.9 67% 30.04 1018.7
25 19:56 NW 5 10.00 Fair CLR 60.1 46 73 60.1 60% 30.04 1018.7
25 18:56 Vrbl 3 10.00 Fair CLR 64 45 50% 30.03 1018.2
25 17:56 Calm 10.00 Fair CLR 68 46 45% 30.04 1018.5
25 16:56 Vrbl 5 10.00 Fair CLR 70 45 41% 30.05 1018.8
25 15:56 Vrbl 5 10.00 Fair CLR 72 46 40% 30.06 1019.2
25 14:56 Vrbl 5 10.00 Fair CLR 73 45 37% 30.07 1019.6
25 13:56 Vrbl 7 10.00 Fair CLR 71.1 46 71.1 50 41% 30.09 1020.3
25 12:56 Vrbl 3 10.00 Fair CLR 70 46.9 44% 30.13 1021.6
25 11:56 Vrbl 5 10.00 Fair CLR 66.9 45 45% 30.15 1022.0
25 10:56 Vrbl 6 10.00 Fair CLR 63 46.9 56% 30.16 1022.5
25 09:56 Calm 10.00 Fair CLR 57.9 46 65% 30.16 1022.7
25 08:56 Calm 10.00 Fair CLR 53.1 45 74% 30.17 1023.0
25 07:56 Vrbl 3 10.00 Fair CLR 50 43 50 48 77% 30.16 1022.9
25 06:56 Calm 10.00 Fair CLR 48.9 43 80% 30.16 1022.8
25 05:56 Calm 10.00 Fair CLR 48.9 43 80% 30.18 1023.3
25 04:56 Calm 10.00 Fair CLR 50 43 77% 30.18 1023.2
25 03:56 Vrbl 3 10.00 Fair CLR 48 45 89% 30.18 1023.4
25 02:56 Calm 10.00 Fair CLR 48.9 46 90% 30.21 1024.3
25 01:56 Calm 10.00 Fair CLR 48.9 46 55.9 48 90% 30.23 1025.1
25 00:56 Calm 10.00 Fair CLR 48.9 48.9 100% 30.25 1025.7
24 23:56 Calm 10.00 Fair CLR 48.9 48.9 100% 30.26 1026.2
24 22:56 Calm 10.00 Fair CLR 50 50 100% 30.27 1026.4
24 21:56 Calm 10.00 Fair CLR 51.1 51.1 100% 30.27 1026.6
24 19:56 Calm 10.00 Fair CLR 55.9 50 66.9 55.9 81% 30.29 1027.1
24 18:56 Calm 10.00 Fair CLR 61 46.9 60% 30.28 1026.9
24 17:56 Vrbl 5 10.00 Fair CLR 66 46.9 50% 30.29 1026.9
24 16:56 Vrbl 3 10.00 Fair CLR 66 46.9 50% 30.29 1026.9
24 15:56 Vrbl 3 10.00 A Few Clouds FEW037 64.9 46.9 52% 30.3 1027.5
24 14:56 Vrbl 3 10.00 Mostly Cloudy BKN035 64.9 48 54% 30.32 1028.2
24 13:56 Vrbl 7 10.00 Overcast OVC033 62.1 51.1 63 48.9 67% 30.35 1029.0
24 12:56 Vrbl 5 10.00 Overcast OVC035 63 51.1 65% 30.36 1029.6
24 11:56 Vrbl 5 10.00 Overcast OVC029 61 50 67% 30.38 1030.3
24 10:56 Vrbl 5 10.00 Overcast OVC027 57.9 50 75% 30.4 1030.7
24 09:56 Vrbl 5 10.00 Mostly Cloudy FEW031 BKN041 55.9 48.9 77% 30.41 1031.0
24 08:56 Vrbl 6 10.00 Partly Cloudy SCT028 52 46.9 83% 30.4 1030.8
24 07:56 Calm 10.00 Mostly Cloudy BKN028 48.9 48 50 46.9 97% 30.39 1030.6
24 06:56 Vrbl 3 10.00 A Few Clouds FEW029 46.9 46.9 100% 30.38 1030.1
24 05:56 Vrbl 3 10.00 Fair CLR 48 48 100% 30.38 1030.1
24 04:56 Calm 10.00 Fair CLR 48 48 100% 30.38 1030.2
24 03:56 Calm 10.00 Fair CLR 48.9 48.9 100% 30.38 1030.0
24 02:56 Calm 10.00 Partly Cloudy SCT033 48.2 0 0% 30.39 1030.4
24 01:56 Calm 10.00 Fair CLR 50 50 60.1 48.9 100% 30.39 1030.7
24 00:56 Calm 10.00 Fair CLR 51.1 51.1 100% 30.4 1030.9
23 23:56 Calm 10.00 Partly Cloudy SCT120 52 52 100% 30.41 1031.1
23 22:56 Calm 10.00 Overcast OVC120 55 52 90% 30.41 1031.2
23 21:56 Calm 10.00 Overcast OVC110 55.9 53.1 90% 30.41 1031.3
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)