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.
02 14:56 Calm 16.09 Fair CLR 23.3 23.3 100% 76.43 1019.8 0.03
02 13:56 Vrbl 6 1.61 Thunderstorm Heavy Rain FEW027 BKN060 OVC070 22 0 31.7 21.7 0% 76.53 1021.2 0.97 0.97
02 12:56 Calm 16.09 Partly Cloudy SCT110 30.6 24.4 70% 36 76.53 1021.0
02 11:56 E 7 16.09 Fair CLR 30.6 23.9 67% 36 76.48 1020.4
02 10:56 Vrbl 6 16.09 Fair CLR 30 23.3 67% 34 76.45 1020.0
02 09:56 Calm 16.09 Fair CLR 28.3 22.8 72% 32 76.48 1020.3
02 08:56 SE 7 16.09 Fair CLR 26.1 22.8 82% 28 76.43 1019.9
02 07:56 Calm 16.09 Fair CLR 22.8 22.8 24.4 21.7 100% 76.4 1019.6
02 06:56 Calm 16.09 Partly Cloudy SCT120 22.2 22.2 100% 76.4 1019.6
02 05:56 Calm 16.09 Partly Cloudy SCT120 22.8 22.8 100% 76.4 1019.4
02 04:56 Calm 16.09 Fair CLR 21.7 21.7 100% 76.38 1019.2
02 03:56 Calm 16.09 Fair CLR 22.8 22.8 100% 76.38 1019.1
02 02:56 Calm 16.09 Fair CLR 22.8 22.8 100% 76.35 1018.7
02 01:56 W 6 16.09 Fair CLR 24.4 22.2 30 23.9 88% 25 76.35 1018.7
02 00:56 Calm 16.09 A Few Clouds FEW060 25 21.7 82% 26 76.35 1018.6
01 23:56 NW 6 16.09 Fair CLR 25 22.8 88% 26 76.28 1017.7
01 22:56 Calm 16.09 Fair CLR 26.1 21.7 77% 28 76.23 1017.2
01 21:56 NW 6 16.09 Fair CLR 26.7 21.7 74% 29 76.23 1017.2
01 20:56 W 7 16.09 Fair CLR 28.9 21.7 65% 32 76.2 1016.8
01 19:56 W 13 16.09 Mostly Cloudy BKN070 30 21.7 35 30 61% 33 76.12 1015.7
01 18:56 W 17 16.09 Mostly Cloudy BKN065 BKN080 32.2 21.7 54% 36 76.12 1015.8
01 17:56 W 11 16.09 Fair CLR 33.3 22.8 54% 38 76.12 1015.7
01 16:56 W 17 16.09 A Few Clouds FEW050 34.4 22.8 51% 40 76.17 1016.1
01 15:56 W 19 16.09 Mostly Cloudy SCT050 BKN100 33.3 23.3 56% 39 76.17 1016.4
01 14:56 Vrbl 11 16.09 Mostly Cloudy BKN100 31.7 22.8 59% 36 76.25 1017.3
01 13:56 W 13 16.09 Fair CLR 33.3 23.3 33.3 23.9 56% 39 76.25 1017.2
01 12:56 W 9 16.09 Fair CLR 31.1 24.4 68% 37 76.28 1017.7
01 11:56 W 13 16.09 Fair CLR 30.6 23.3 65% 35 76.33 1018.3
01 09:56 Vrbl 6 16.09 Fair CLR 27.2 22.8 77% 30 76.35 1018.8
01 08:56 W 11 16.09 A Few Clouds FEW120 26.7 23.3 82% 29 76.38 1019.0
01 07:56 Calm 16.09 Fair CLR 23.9 23.9 25 22.8 100% 22 76.38 1019.1
01 06:56 Calm 6.44 Fair with Haze CLR 23 0 0% 76.35 1018.8
01 05:56 Calm 9.66 Fair with Haze CLR 23 0 0% 76.33 1018.5
01 04:56 Calm 16.09 Fair CLR 23 0 0% 76.35 1018.7
01 03:56 Calm 16.09 Fair CLR 23.9 23.9 100% 22 76.35 1018.7
01 02:56 Calm 16.09 Fair CLR 24.4 24.4 100% 24 76.38 1019.0
01 01:56 S 6 16.09 Fair CLR 25 25 26.1 22.8 100% 25 76.4 1019.4
01 00:56 SE 7 16.09 Fair CLR 24.4 24.4 100% 24 76.43 1019.7
31 23:56 Calm 16.09 Partly Cloudy SCT110 23 0 0% 76.45 1020.0
31 22:56 Calm 16.09 Mostly Cloudy BKN110 23 0 0% 76.45 1020.3
31 21:56 SE 7 16.09 Fair CLR 23.9 23.9 100% 22 76.45 1020.0
31 20:56 Calm 16.09 Fair CLR 24.4 24.4 100% 24 76.45 1020.0
31 19:56 Calm 16.09 Partly Cloudy SCT110 25.6 23.9 30 25 90% 27 76.43 1019.8
31 18:56 Calm 16.09 Partly Cloudy SCT120 26.7 23.9 85% 29 76.43 1019.8
31 17:56 Calm 16.09 Fair CLR 27.8 22.8 74% 31 76.48 1020.4
31 16:56 Calm 16.09 Fair CLR 27.8 22.8 74% 31 76.48 1020.3
31 15:56 Calm 16.09 A Few Clouds FEW030 28.9 21.7 65% 32 76.48 1020.5
31 14:56 Calm 16.09 Partly Cloudy SCT030 28.3 22.2 70% 31 76.53 1021.1
31 13:56 Calm 16.09 Fair CLR 27.8 22.2 28.9 22.2 72% 30 76.53 1021.3
31 12:56 Vrbl 6 16.09 Fair CLR 28.3 21.7 67% 31 76.58 1021.7
31 11:56 Vrbl 6 16.09 Partly Cloudy SCT100 27.8 21.1 67% 30 76.58 1022.0
31 10:56 Calm 16.09 Mostly Cloudy BKN095 26.1 22.2 79% 28 76.58 1021.9
31 09:56 Calm 16.09 Overcast OVC110 25 22.8 88% 26 76.58 1021.8
31 08:56 Calm 16.09 Mostly Cloudy BKN010 BKN110 23.3 23.3 100% 76.58 1021.9
31 07:56 Calm 16.09 Fair CLR 22.2 22.2 22.2 20 100% 76.56 1021.4
31 06:56 Calm 16.09 Partly Cloudy SCT120 21 0 0% 76.5 1020.7
31 05:56 Calm 16.09 Partly Cloudy SCT120 20 0 0% 76.48 1020.3
31 04:56 Calm 16.09 Fair CLR 20 0 0% 76.45 1020.2
31 03:56 Calm 16.09 Partly Cloudy SCT070 21 0 0% 76.45 1020.1
31 02:56 Calm 16.09 Fair CLR 21 0 0% 76.45 1020.1
31 01:56 Calm 16.09 Fair CLR 21 0 25.6 20.6 0% 76.48 1020.4
31 00:56 Calm 16.09 A Few Clouds FEW110 21 0 0% 76.48 1020.6
30 23:56 Calm 16.09 Mostly Cloudy BKN100 22 0 0% 76.5 1020.9
30 22:56 Calm 16.09 Fair CLR 22 0 0% 76.53 1021.0
30 21:56 Calm 16.09 Fair CLR 22 0 0% 76.56 1021.5
30 20:56 Calm 16.09 A Few Clouds FEW120 23.3 22.2 94% 76.53 1021.2
30 19:56 S 15 G 30 16.09 Thunderstorm in Vicinity FEW043 BKN110 25.6 22.2 31.7 25.6 82% 27 76.5 1020.6
30 18:56 S 6 16.09 A Few Clouds FEW039 28.9 21.1 63% 31 76.48 1020.2
30 17:56 S 9 16.09 Mostly Cloudy BKN040 30 21.7 61% 33 76.45 1020.0
30 16:56 Calm 16.09 Mostly Cloudy FEW055 BKN090 30 21.1 59% 33 76.45 1019.9
30 15:56 Vrbl 7 16.09 Mostly Cloudy BKN036 BKN047 31.1 22.2 59% 35 76.48 1020.4
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)