Weather observations for the past three days for
Gaithersburg - Montgomery County Airport
Metric (Imperial)
Date Time (edt) Wind (kph) Vis. (km) Weather Sky Cond. Temperature (ºC) Relative Humidity Wind Chill (°C) Heat Index (°C) Pressure Precipitation (cm)
Air Dwpt 6 hour altimeter (cm) sea level (mb) 1 hr 3 hr 6 hr
Max. Min.
19 08:56 Calm 16.09 A Few Clouds FEW080 25.6 22.8 85% 27 75.92 1013.1
19 07:56 Calm 16.09 A Few Clouds FEW090 23.3 23.3 23.3 21.1 100% 75.9 1012.8
19 06:56 Calm 16.09 Fair CLR 21 0 0% 75.84 1012.1
19 05:56 W 6 16.09 Fair CLR 22 0 0% 75.82 1011.9
19 04:56 NW 6 16.09 Partly Cloudy SCT037 22 0 0% 75.77 1010.9
19 03:56 W 9 16.09 Mostly Cloudy BKN055 22 0 0% 75.72 1010.4
19 02:56 Calm 12.87 Fair CLR 23 0 0% 75.74 1010.5
19 01:56 Calm 16.09 Fair CLR 23 0 25 23.3 0% 75.72 1010.1
19 00:56 Calm 16.09 Fair CLR 24 0 0% 75.69 1010.1
18 23:56 Calm 14.48 Overcast OVC041 24 0 0% 75.72 1010.1
18 22:56 Calm 16.09 Fair CLR 24 0 0% 75.72 1010.2
18 21:56 Calm 6.44 Fair with Haze CLR 23 0 0% 75.69 1010.1
18 20:56 Calm 9.66 Fair with Haze CLR 23 0 0% 75.72 1010.2
18 19:56 Calm 16.09 A Few Clouds FEW044 25 25 35 22.2 100% 25 75.72 1010.3 0.97
18 18:56 NW 6 12.87 Fair CLR 24 0 0% 75.69 1010.2
18 17:56 SW 6 16.09 Fair CLR 24.4 24.4 100% 24 75.67 1009.7 0.03
18 16:56 Calm 11.27 Thunderstorm Light Rain SCT044 SCT060 BKN110 23 0 0% 75.9 1012.8 0.94
18 15:56 Calm 8.05 Thunderstorm in Vicinity Light Rain FEW027 SCT048 BKN070 22 0 0% 75.82 1011.6 0.94
18 14:56 SW 7 11.27 Thunderstorm FEW045 BKN095 BKN120 32.2 23.3 59% 37 75.77 1011.1
18 13:56 S 11 8.05 Fair with Haze CLR 34.4 25 34.4 23.3 58% 42 75.82 1011.6
18 12:56 Vrbl 9 8.05 Mostly Cloudy with Haze BKN070 31.1 24.4 68% 37 75.95 1013.5
18 11:56 S 7 6.44 Fair with Haze CLR 29.4 24.4 75% 35 76.02 1014.4
18 10:56 S 9 6.44 Fair with Haze CLR 27.8 24.4 82% 32 76.1 1015.1
18 09:56 S 11 6.44 Partly Cloudy with Haze SCT014 26.7 23.9 85% 29 76.12 1015.7
18 08:56 SE 11 4.83 Fog/Mist OVC014 25 23.9 94% 26 76.15 1016.0
18 07:56 SE 17 4.83 Fog/Mist BKN032 OVC038 23.3 23.3 24.4 22.2 100% 76.12 1015.6 0.08
18 06:56 Vrbl 6 3.22 Fog/Mist BKN029 OVC037 23 0 0% 76.17 1016.2
18 05:56 Vrbl 6 3.22 Fog/Mist BKN020 OVC028 23 0 0% 76.2 1016.8
18 04:56 Calm 6.44 Thunderstorm in Vicinity Light Rain Fog/Mist BKN038 BKN048 OVC095 22.8 22.8 100% 76.25 1017.3 0.08 0.08
18 03:56 S 6 8.05 Mostly Cloudy with Haze BKN044 BKN070 24.4 20.6 79% 25 76.25 1017.3
18 02:56 Calm 8.05 Fog/Mist OVC055 22.8 21.1 90% 76.3 1018.2
18 01:56 Calm 8.05 Overcast with Haze BKN041 OVC050 22.8 20 27.2 21.7 84% 76.3 1018.1
18 00:56 Calm 8.05 Fog/Mist BKN045 OVC060 22.2 21.7 97% 76.35 1018.6
17 23:56 Calm 8.05 Fog/Mist OVC045 22.8 20.6 87% 76.35 1018.9
17 22:56 Calm 8.05 Overcast with Haze OVC047 23.3 20.6 85% 76.38 1018.9
17 21:56 Calm 8.05 Overcast with Haze OVC049 23.3 20.6 85% 76.38 1019.0
17 20:56 Calm 6.44 Overcast with Haze OVC049 24.4 19.4 74% 25 76.35 1018.7
17 19:56 Calm 6.44 Overcast with Haze BKN036 OVC047 27.2 18.3 30.6 26.7 58% 28 76.33 1018.3
17 18:56 Calm 6.44 Overcast with Haze OVC035 28.3 19.4 59% 30 76.33 1018.3
17 17:56 Calm 6.44 Overcast with Haze OVC032 29.4 19.4 55% 31 76.33 1018.4
17 16:56 Vrbl 6 4.83 Overcast with Haze OVC032 30.6 19.4 51% 32 76.38 1018.9
17 15:56 Calm 4.83 Overcast with Haze OVC030 30 19.4 53% 32 76.4 1019.3
17 14:56 Calm 4.83 Overcast with Haze OVC028 30 20 55% 32 76.45 1019.9
17 13:56 Calm 4.83 Overcast with Haze BKN025 OVC030 28.9 18.9 30.6 22.2 55% 30 76.45 1020.1
17 12:56 Vrbl 6 4.83 Overcast with Haze BKN026 OVC031 30 19.4 53% 32 76.48 1020.5
17 11:56 Calm 4.83 Overcast with Haze BKN027 OVC031 30 18.3 49% 31 76.48 1020.5
17 10:56 Calm 4.83 Overcast with Haze OVC029 28.3 15.6 46% 28 76.48 1020.3
17 09:56 Calm 4.83 Overcast with Haze BKN030 BKN035 OVC044 27.2 16.7 53% 28 76.45 1020.2
17 08:56 Calm 4.02 Overcast with Haze FEW027 BKN033 OVC043 25 16.1 58% 26 76.48 1020.5
17 07:56 Calm 2.41 Overcast with Haze SCT033 OVC041 22.2 17.8 23.3 18.9 76% 76.45 1020.1
17 06:56 Calm 2.41 Fog/Mist SCT035 OVC043 18.9 17.2 90% 76.43 1019.7
17 05:56 Calm 2.01 Fog/Mist OVC042 18.9 17.2 90% 76.38 1019.2
17 04:56 Calm 4.02 Overcast with Haze OVC040 21.1 13.9 64% 76.35 1018.8
17 03:56 Calm 4.02 Overcast with Haze OVC036 23.3 13.9 56% 76.33 1018.2
17 02:56 Calm 4.02 Overcast with Haze OVC045 21.7 16.7 73% 76.3 1018.2
17 01:56 Calm 4.02 Overcast with Haze OVC033 22.8 15.6 31.1 22.8 64% 76.28 1017.8
17 00:56 Calm 4.02 Overcast with Haze OVC032 24.4 16.1 60% 26 76.28 1017.6
16 23:56 Calm 4.83 Overcast with Haze BKN032 OVC043 26.1 19.4 67% 27 76.25 1017.1
16 22:56 Calm 9.66 Overcast with Haze OVC039 26.1 22.2 79% 28 76.2 1016.5
16 21:56 Calm 14.48 Overcast OVC039 27.8 23.3 77% 31 76.12 1015.7
16 20:56 Calm 16.09 Mostly Cloudy BKN060 29.4 24.4 75% 35 76.07 1014.9
16 19:56 Calm 16.09 A Few Clouds FEW070 31.1 24.4 35 31.1 68% 37 76.05 1014.5
16 18:56 W 11 16.09 A Few Clouds FEW070 32.8 23.9 59% 39 76.02 1014.1
16 17:56 W 15 16.09 Fair CLR 33.9 23.9 56% 40 76 1013.8
16 16:56 W 13 14.48 Fair CLR 34.4 23.3 52% 40 76.02 1014.1
16 15:56 W 15 8.05 Fair with Haze CLR 34.4 23.3 52% 40 76.05 1014.4
16 14:56 NW 13 8.05 Fair with Haze CLR 33.9 24.4 58% 41 76.05 1014.6
16 13:56 W 9 8.05 A Few Clouds with Haze FEW037 33.3 25 33.3 26.7 62% 41 76.1 1015.4
16 12:56 W 15 14.48 Fair CLR 32.2 25 66% 39 76.15 1015.9
16 11:56 Vrbl 7 16.09 Fair CLR 31.7 25 68% 39 76.17 1016.2
16 10:56 W 13 16.09 Fair CLR 30 24.4 72% 36 76.17 1016.4
16 09:56 NW 13 16.09 Fair CLR 28.9 24.4 77% 34 76.17 1016.4
Date Time (edt) Wind (kph) Vis. (km) Weather Sky Cond. Air Dwpt Max. Min. Relative Humidity Wind Chill (°C) Heat Index (°C) altimeter (cm) sea level (mb) 1 hr 3 hr 6 hr
6 hour
Temperature (ºC) Pressure Precipitation (cm)