Weather observations for the past three days for
Gaithersburg - Montgomery County Airport
Imperial (Metric)
Date Time (est) 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.
07 12:56 NW 12 G 21 10.00 Mostly Cloudy BKN050 57 36 57.9 44.1 45% 29.93 1014.9
07 11:56 W 13 G 16 10.00 A Few Clouds FEW050 57.9 37 46% 29.96 1015.7
07 10:56 Vrbl 7 G 22 10.00 Fair CLR 55 37 51% 29.98 1016.6
07 09:56 NW 12 G 26 10.00 Fair CLR 52 35.1 53% 29.99 1017.0
07 08:56 NW 14 G 24 10.00 Fair CLR 50 36 59% 45 29.99 1017.0
07 06:56 NW 6 10.00 Fair CLR 45 34 55.9 44.1 66% 42 29.98 1016.6
07 05:56 NW 9 10.00 Fair CLR 45 34 66% 41 29.96 1016.1
07 04:56 NW 8 10.00 Fair CLR 46 33.1 61% 42 29.96 1016.0
07 03:56 NW 10 10.00 Mostly Cloudy BKN070 48 34 58% 44 29.94 1015.3
07 02:56 NW 14 G 20 10.00 Overcast OVC080 50 37 61% 45 29.94 1015.2
07 01:56 NW 12 G 18 10.00 Overcast OVC080 54 44.1 69% 29.94 1015.2
07 00:56 NW 9 10.00 Overcast BKN070 OVC080 55.9 46 60.1 55 70% 29.92 1014.3
06 22:56 NW 7 10.00 Overcast OVC070 57.9 52 81% 29.9 1013.9
06 21:56 Calm 10.00 Mostly Cloudy BKN065 55 55 100% 29.91 1013.9
06 20:56 W 5 10.00 Mostly Cloudy FEW039 BKN060 BKN090 55.9 55.9 100% 29.91 1014.0
06 19:56 Calm 10.00 Overcast OVC065 59 57.9 96% 29.9 1013.7
06 18:56 Calm 10.00 Overcast BKN070 OVC085 60.1 57.9 69.1 59 93% 29.9 1013.7
06 17:56 S 5 10.00 Fair CLR 59 57.9 96% 29.89 1013.4
06 16:56 S 6 10.00 A Few Clouds FEW014 61 60.1 97% 29.87 1012.7
06 15:56 SE 10 10.00 Fair CLR 64.9 57.9 78% 29.84 1011.6
06 14:56 SE 5 10.00 Partly Cloudy SCT110 66.9 53.1 61% 29.85 1011.9
06 13:56 Calm 10.00 Fair CLR 68 48 49% 29.86 1012.1
06 12:56 Vrbl 6 10.00 Fair CLR 69.1 46.9 72 61 45% 29.88 1012.7
06 11:56 W 7 10.00 Fair CLR 70 50 49% 29.88 1012.9
06 10:56 Calm 10.00 Overcast FEW050 OVC095 64.9 54 68% 29.89 1013.3
06 09:56 Calm 10.00 Light Rain BKN050 BKN060 OVC090 63 54 73% 29.9 1013.7
06 08:56 NW 5 10.00 Overcast BKN048 OVC075 63 53.1 70% 29.9 1013.6
06 07:56 NW 6 10.00 Overcast SCT050 OVC100 62.1 59 90% 29.9 1013.7
06 06:56 NW 3 10.00 Overcast OVC050 61 61 68 61 100% 29.89 1013.1 0.05
06 05:56 NW 6 10.00 Overcast SCT033 OVC046 64 63 96% 29.88 1013.0 0.04
06 04:56 Calm 3.00 Fog/Mist OVC004 66 66 100% 29.87 1012.5 0.01
06 03:56 Calm 7.00 Thunderstorm in Vicinity Light Rain OVC006 66.2 0 0% 29.85 1012.0
06 02:56 Calm 4.00 Light Rain OVC004 66.2 0 0% 29.86 1012.0
06 01:56 Calm 9.00 Overcast OVC004 68 0 0% 29.88 1012.8
06 00:56 SW 3 10.00 Overcast OVC006 68 0 71.1 68 0% 29.89 1013.3 0.14
05 23:56 W 7 10.00 Overcast OVC006 68 0 0% 29.89 1013.1
05 22:56 Calm 10.00 Overcast OVC006 68 0 0% 29.89 1013.3
05 21:56 S 5 10.00 Overcast SCT008 BKN019 OVC075 68 0 0% 29.89 1013.2 0.04 0.14
05 20:54 SW 7 10.00 Light Rain SCT010 BKN014 OVC047 68 0 0% 29.9 1013.3 0.1
05 19:56 S 8 9.00 Light Rain BKN015 OVC021 70 70 100% 29.9 1013.3
05 18:56 S 7 10.00 Overcast BKN014 OVC049 70 69.1 75 70 97% 29.89 1013.2
05 17:56 S 9 10.00 Overcast BKN014 OVC032 70 69.1 97% 29.89 1013.1
05 16:56 S 9 10.00 Overcast BKN014 BKN019 OVC048 70 69.1 97% 29.87 1012.5
05 15:56 S 10 10.00 Overcast BKN018 BKN023 OVC034 72 68 87% 29.87 1012.4
05 14:56 S 12 G 16 10.00 Overcast BKN021 OVC026 73 66.9 81% 29.87 1012.4
05 13:56 S 12 10.00 Overcast BKN025 OVC036 73.9 66 76% 29.87 1012.5
05 12:56 S 8 10.00 Overcast BKN021 OVC028 73.9 66 76% 29.89 1013.1
05 11:56 S 9 10.00 Overcast OVC020 71.1 66.9 87% 29.91 1013.9
05 10:56 S 9 10.00 Overcast OVC018 71.1 68 90% 29.93 1014.6
05 09:56 S 6 10.00 Overcast OVC012 68 68 100% 29.94 1014.9
05 08:56 S 5 10.00 Overcast OVC008 66.9 66.9 100% 29.95 1015.3
05 07:56 S 10 10.00 NULL NULL 66 66 100% 29.94 1014.8
05 05:56 S 7 10.00 Light Rain OVC013 64.4 0 0% 29.93 1014.5
05 04:56 S 7 10.00 Light Rain OVC011 64.9 64.9 100% 29.93 1014.7
05 03:56 SE 7 10.00 Overcast OVC013 64.4 0 0% 29.94 1014.7 0.01 0.02
05 02:56 S 8 10.00 Light Rain BKN031 OVC047 64 64 100% 29.96 1015.4
05 01:56 SE 7 10.00 Light Rain FEW028 BKN037 OVC049 64 64 100% 29.97 1015.8 0.01
05 00:56 S 8 10.00 Rain BKN029 OVC043 64 64 66.9 63 100% 29.97 1016.1 0.02 0.02
04 23:56 SE 7 10.00 Overcast BKN037 OVC110 64 64 100% 29.99 1016.7
04 22:56 S 6 10.00 Mostly Cloudy FEW025 BKN120 64 63 96% 30 1016.9
04 21:56 SE 9 10.00 Partly Cloudy SCT019 64 61 90% 30.01 1017.3
04 20:56 SE 9 10.00 Fair CLR 64 62.1 93% 30.02 1017.7
04 19:56 SE 7 10.00 Fair CLR 64.9 62.1 90% 30.03 1018.2
04 18:56 S 7 10.00 Fair CLR 66.9 61 75.9 64.9 81% 30.05 1018.7
04 17:56 S 7 10.00 Fair CLR 66 59 78% 30.06 1019.2
04 16:56 SE 8 10.00 Fair CLR 68 57 68% 30.05 1018.8
04 15:56 SE 10 10.00 Fair CLR 72 55 55% 30.05 1018.9
04 14:56 S 13 10.00 Fair CLR 73.9 52 46% 30.07 1019.3
04 13:56 S 13 G 20 10.00 Fair CLR 75 50 42% 78 30.08 1019.8
Date Time (est) 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)