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.
13 21:56 SE 9 16.09 Fair CLR 26.1 26.1 100% 29 76.38 1019.2
13 20:56 SE 7 16.09 Fair CLR 26.7 26.7 100% 31 76.33 1018.3
13 19:56 SE 7 16.09 A Few Clouds FEW025 27.8 26.7 29.4 23.9 94% 34 76.3 1018.0
13 18:56 S 13 16.09 Fair CLR 27.8 25.6 88% 33 76.25 1017.2
13 17:56 SE 11 16.09 Fair CLR 27.8 26.7 94% 34 76.28 1017.5
13 16:56 SE 11 16.09 A Few Clouds FEW022 28.3 26.7 91% 35 76.3 1018.2
13 15:56 SE 20 G 26 16.09 Partly Cloudy SCT013 27.2 27.2 100% 33 76.33 1018.4
13 14:56 Vrbl 9 16.09 Light Rain SCT024 BKN070 OVC090 25 0 0% 76.38 1019.0
13 13:56 E 13 4.02 Thunderstorm in Vicinity Heavy Rain Fog/Mist BKN018 BKN035 OVC070 26.7 26.7 32.2 25 100% 31 76.4 1019.2
13 12:56 Vrbl 6 16.09 Mostly Cloudy FEW029 SCT037 BKN048 31.7 23.9 63% 37 76.38 1019.2
13 11:56 Vrbl 11 16.09 Mostly Cloudy SCT027 BKN033 BKN055 31.1 25.6 73% 39 76.4 1019.5
13 10:56 S 13 16.09 Mostly Cloudy FEW019 BKN030 30 26.1 80% 38 76.43 1019.7
13 09:56 SE 11 16.09 Overcast BKN016 BKN023 OVC028 27.8 26.7 94% 34 76.45 1019.9
13 08:56 SE 15 16.09 Overcast BKN010 OVC027 26 0 0% 76.43 1019.7
13 07:56 Calm 16.09 Overcast SCT008 SCT015 OVC022 25 0 25 23.3 0% 76.43 1019.6
13 06:56 Calm 16.09 Mostly Cloudy BKN017 BKN023 24 0 0% 76.4 1019.2
13 05:56 Calm 14.48 Mostly Cloudy BKN019 BKN038 24 0 0% 76.35 1018.6
13 04:56 SE 7 16.09 Overcast BKN021 OVC028 24 0 0% 76.33 1018.5
13 03:56 SE 9 16.09 Overcast SCT013 OVC021 24 0 0% 76.33 1018.5
13 02:56 SE 7 16.09 Mostly Cloudy BKN120 24 0 0% 76.33 1018.6
13 01:56 SE 9 16.09 Partly Cloudy SCT020 24 0 26.1 23.9 0% 76.35 1018.7
13 00:56 SE 7 16.09 Fair CLR 24 0 0% 76.38 1019.0
12 23:56 SE 6 16.09 A Few Clouds FEW050 24 0 0% 76.38 1019.2
12 22:56 SE 6 16.09 A Few Clouds FEW050 24 0 0% 76.43 1019.8
12 21:56 Calm 16.09 Fair CLR 24 0 0% 76.43 1019.7
12 20:56 Calm 16.09 Fair CLR 25 25 100% 25 76.35 1018.9
12 19:56 Vrbl 6 16.09 Fair CLR 26.1 26.1 32.8 26.1 100% 29 76.28 1017.7
12 18:56 Vrbl 6 16.09 Partly Cloudy SCT055 26.7 25.6 94% 30 76.35 1018.8
12 17:56 SE 15 16.09 Thunderstorm in Vicinity FEW120 27.2 25 88% 31 76.25 1017.5
12 16:56 S 9 G 31 16.09 Thunderstorm SCT034 SCT043 BKN050 27.8 22.2 72% 30 76.3 1017.9
12 15:56 Vrbl 9 16.09 Fair CLR 30 26.1 80% 38 76.3 1017.9
12 14:56 Vrbl 11 16.09 Fair CLR 31.1 25 70% 38 76.3 1018.1
12 13:56 Vrbl 9 16.09 Mostly Cloudy FEW033 SCT049 BKN070 32.2 26.1 32.2 25.6 70% 41 76.35 1018.6
12 12:56 Calm 16.09 Overcast BKN032 OVC043 30 27.2 85% 39 76.38 1019.2
12 11:56 Calm 16.09 Mostly Cloudy FEW026 BKN031 BKN045 30 26.7 83% 38 76.4 1019.6
12 10:56 SE 13 16.09 Mostly Cloudy BKN021 30.6 26.7 80% 39 76.43 1019.6
12 09:56 SE 9 16.09 Mostly Cloudy FEW015 BKN038 28.9 27.2 91% 37 76.43 1019.8
12 08:56 Calm 16.09 Mostly Cloudy SCT042 BKN055 BKN070 27.8 27.8 100% 35 76.43 1019.7
12 07:56 Calm 16.09 Mostly Cloudy BKN034 25.6 25.6 26.1 21.7 100% 27 76.4 1019.4
12 06:56 Calm 16.09 Fair CLR 23 0 0% 76.35 1018.8
12 05:56 Calm 16.09 Partly Cloudy SCT041 22 0 0% 76.35 1018.8
12 04:56 Calm 16.09 Fair CLR 23 0 0% 76.33 1018.5
12 03:56 Calm 16.09 Fair CLR 22 0 0% 76.35 1018.8
12 02:56 Calm 16.09 Fair CLR 22 0 0% 76.35 1018.6
12 01:56 Calm 16.09 Fair CLR 22 0 27.2 22.2 0% 76.35 1018.8
12 00:56 Calm 16.09 Partly Cloudy FEW042 SCT050 22.8 22.8 100% 76.35 1018.8
11 23:56 Calm 16.09 Fair CLR 23.3 23.3 100% 76.35 1018.7
11 22:56 Calm 16.09 Fair CLR 24.4 24.4 100% 24 76.33 1018.3
11 21:56 Calm 16.09 Fair CLR 25 24.4 96% 25 76.33 1018.4
11 20:56 Vrbl 6 16.09 A Few Clouds FEW048 26.1 25.6 97% 29 76.28 1017.6
11 19:56 Vrbl 6 16.09 Mostly Cloudy SCT042 BKN050 27.2 26.7 32.2 27.2 97% 32 76.25 1017.3
11 18:56 Vrbl 9 16.09 A Few Clouds FEW050 28.9 25.6 82% 35 76.23 1016.9
11 17:56 Vrbl 7 16.09 Mostly Cloudy BKN050 30 24.4 72% 36 76.2 1016.7
11 16:56 Vrbl 7 16.09 Fair CLR 31.1 22.8 61% 35 76.2 1016.7
11 15:56 Calm 16.09 Partly Cloudy FEW049 SCT065 SCT085 31.7 23.9 63% 37 76.23 1017.1
11 14:56 Calm 16.09 Mostly Cloudy SCT045 BKN100 31.7 22.2 57% 36 76.28 1017.6
11 13:56 Calm 16.09 Mostly Cloudy FEW044 SCT060 BKN090 31.1 21.7 31.7 23.9 57% 34 76.3 1018.0
11 12:56 Calm 16.09 Mostly Cloudy BKN038 BKN047 30.6 21.7 59% 34 76.33 1018.3
11 11:56 Calm 16.09 Overcast BKN029 OVC040 27.8 23.9 79% 32 76.33 1018.5
11 10:56 Calm 16.09 Mostly Cloudy SCT024 BKN050 28.9 24.4 77% 34 76.33 1018.3
11 09:56 Vrbl 6 16.09 Partly Cloudy SCT017 28.3 25.6 85% 34 76.33 1018.3
11 08:56 Vrbl 6 16.09 Fair CLR 26.7 26.1 97% 30 76.33 1018.4
11 07:56 Calm 16.09 Fair CLR 24 0 23.9 20.6 0% 76.28 1017.7
11 06:56 Calm 12.87 Fair CLR 21 0 0% 76.23 1017.0
11 05:56 Calm 6.44 Fair with Haze CLR 21 0 0% 76.2 1016.6
11 04:56 Calm 8.05 Fair with Haze CLR 21 0 0% 76.17 1016.5
11 03:56 Calm 4.83 Fog/Mist CLR 21 0 0% 76.2 1016.6
11 02:56 Calm 6.44 Fair with Haze CLR 22 0 0% 76.2 1016.7
11 01:56 Calm 8.05 Fair with Haze CLR 22 0 26.1 21.7 0% 76.2 1016.6
11 00:56 Calm 11.27 Fair CLR 22 0 0% 76.2 1016.8
10 23:56 Calm 12.87 Fair CLR 22 0 0% 76.23 1017.0
10 22:56 SE 6 16.09 Fair CLR 23 0 0% 76.2 1016.7
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)