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 18:56 Calm 16.09 Overcast SCT050 OVC065 22 0 0% 76.15 1016.4 1.17
02 17:56 Calm 14.48 Light Rain OVC055 27.2 21.1 69% 29 76.07 1015.2
02 16:56 SW 11 16.09 Overcast FEW050 OVC065 29.4 19.4 55% 31 76.07 1015.0
02 15:56 SW 15 16.09 Fair CLR 31.1 19.4 50% 33 76.07 1014.9
02 14:56 SW 17 16.09 Fair CLR 31.1 19.4 50% 33 76.07 1015.0
02 13:56 W 17 16.09 Fair CLR 30 18.9 30 15.6 51% 31 76.15 1015.8
02 12:56 W 13 16.09 Fair CLR 30 17.8 48% 31 76.17 1016.4
02 11:56 SW 11 16.09 Fair CLR 27.8 17.2 53% 28 76.25 1017.2
02 10:56 S 9 16.09 Fair CLR 26.7 17.8 58% 28 76.25 1017.5
02 09:56 SW 6 16.09 Fair CLR 22.8 17.2 71% 76.28 1018.0
02 08:56 W 6 16.09 Fair CLR 20 18.3 90% 76.28 1017.9
02 07:56 Calm 12.87 Fair CLR 15.6 15.6 21.1 14.4 100% 76.23 1017.4
02 06:56 Calm 14.48 Fair CLR 15 15 100% 76.23 1017.4
02 05:56 Calm 16.09 Fair CLR 16 0 0% 76.2 1017.0
02 04:56 Calm 16.09 Fair CLR 16 0 0% 76.23 1017.0
02 03:56 Calm 16.09 Fair CLR 18.3 17.2 93% 76.23 1017.0
02 02:56 Calm 16.09 Fair CLR 19.4 17.2 87% 76.25 1017.3
02 01:56 S 6 16.09 Fair CLR 21.1 16.1 24.4 21.1 73% 76.28 1017.6
02 00:56 S 7 16.09 Fair CLR 21.7 16.1 71% 76.3 1018.0
01 23:56 Vrbl 6 16.09 Fair CLR 22.2 16.1 68% 76.33 1018.5
01 22:56 Vrbl 6 16.09 Fair CLR 22.8 16.7 69% 76.35 1018.9
01 21:56 S 6 16.09 Fair CLR 23.3 17.2 69% 76.38 1019.1
01 20:56 SE 7 16.09 Fair CLR 22.8 17.2 71% 76.38 1019.3
01 19:56 SE 9 16.09 Fair CLR 24.4 16.7 30.6 24.4 62% 25 76.38 1019.1
01 18:56 S 7 16.09 Fair CLR 26.1 16.7 56% 27 76.35 1018.9
01 17:56 S 7 16.09 Fair CLR 28.9 16.1 46% 29 76.33 1018.6
01 16:56 SW 6 16.09 Fair CLR 30 15 40% 30 76.33 1018.7
01 15:56 Vrbl 9 16.09 Fair CLR 30.6 16.1 42% 31 76.38 1018.9
01 14:56 W 11 16.09 Fair CLR 28.3 16.7 49% 29 76.38 1019.1
01 13:56 SW 7 16.09 Fair CLR 28.9 17.2 28.9 17.2 49% 29 76.43 1019.8
01 12:56 W 9 16.09 Fair CLR 27.2 17.8 57% 28 76.48 1020.6
01 10:56 S 6 16.09 Fair CLR 23.3 18.9 76% 76.53 1021.4
01 09:56 SW 6 16.09 Fair CLR 20 19.4 96% 76.53 1021.3
01 08:56 Calm 16.09 Fair CLR 18 0 0% 76.5 1021.1
01 07:56 Calm 14.48 Fair CLR 17.2 17.2 17.8 16.1 100% 76.5 1021.0
01 06:56 Calm 4.02 Fog/Mist CLR 16.1 16.1 100% 76.48 1020.6
01 05:56 Calm 2.41 Fog/Mist CLR 16 0 0% 76.45 1020.4
01 04:56 Calm 9.66 Fair with Haze CLR 17 0 0% 76.45 1020.2
01 03:56 SE 7 16.09 Fair CLR 17 0 0% 76.43 1020.2
01 02:56 Calm 11.27 Fair CLR 17.2 17.2 100% 76.45 1020.5
01 01:56 SE 6 16.09 Fair CLR 17 0 19.4 16.7 0% 76.48 1020.8
01 00:56 Calm 16.09 Fair CLR 17 0 0% 76.5 1021.1
30 23:56 Calm 16.09 Fair CLR 17 0 0% 76.5 1021.2
30 22:56 Calm 16.09 Fair CLR 17 0 0% 76.53 1021.1
30 21:56 SE 6 16.09 Fair CLR 17.8 17.8 100% 76.5 1021.1
30 20:56 SE 6 16.09 Fair CLR 18.3 18.3 100% 76.48 1020.9
30 19:56 Calm 16.09 Fair CLR 18.9 18.9 26.7 18.9 100% 76.45 1020.6
30 18:56 Calm 16.09 Fair CLR 20.6 18.9 90% 76.45 1020.6
30 17:56 S 6 16.09 Fair CLR 25 16.7 60% 26 76.43 1020.1
30 16:56 S 6 16.09 Partly Cloudy SCT045 25.6 16.7 58% 26 76.43 1020.0
30 15:56 Vrbl 7 16.09 Partly Cloudy SCT047 26.1 16.1 54% 27 76.45 1020.1
30 14:56 S 9 16.09 Mostly Cloudy BKN047 25.6 15 52% 26 76.45 1020.2
30 13:56 Vrbl 7 16.09 Mostly Cloudy BKN047 25.6 15.6 26.1 13.9 54% 26 76.5 1020.9
30 12:56 SW 9 16.09 Mostly Cloudy BKN044 24.4 15.6 58% 26 76.56 1021.6
30 11:56 SW 11 16.09 Fair CLR 24.4 15.6 58% 26 76.58 1022.0
30 10:56 S 13 16.09 Fair CLR 23.9 15.6 60% 25 76.63 1022.5
30 09:56 Vrbl 6 16.09 Mostly Cloudy BKN055 20.6 16.7 78% 76.63 1022.9
30 08:56 W 6 16.09 Fair CLR 17 0 0% 76.63 1022.9
30 07:56 Calm 16.09 Fair CLR 13.9 13.9 14.4 13.3 100% 76.58 1022.4
30 06:56 Calm 8.05 Fog/Mist CLR 13.3 13.3 100% 76.53 1021.7
30 05:56 Calm 6.44 Fog/Mist CLR 13.9 13.9 100% 76.5 1021.1
30 04:56 Calm 9.66 Fog/Mist BKN050 13.3 13.3 100% 76.5 1021.1
30 03:56 Calm 9.66 Fog/Mist SCT048 13.9 13.9 100% 76.48 1020.7
30 02:56 Calm 2.41 Fog/Mist CLR 14.4 14.4 100% 76.5 1020.9
30 01:56 Calm 2.82 Fog/Mist CLR 14.4 14.4 18.9 14.4 100% 76.48 1020.6
30 00:56 Calm 16.09 Fair CLR 15.6 15.6 100% 76.48 1020.7
29 23:56 Calm 16.09 Fair CLR 16 0 0% 76.48 1020.8
29 22:56 Calm 16.09 Partly Cloudy SCT055 17 0 0% 76.48 1020.7
29 21:56 Calm 16.09 Overcast OVC055 17.8 17.8 100% 76.48 1020.6
29 20:56 Calm 16.09 Overcast FEW036 OVC060 17.8 17.8 100% 76.43 1020.1
29 19:56 Calm 16.09 Overcast OVC060 18.9 18.3 23.3 18.9 96% 76.4 1019.8
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)