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.
02 17:56 Calm 10.00 Fair CLR 27 15.1 61% 29.82 1011.8
02 16:56 Calm 10.00 Fair CLR 30.9 16 54% 29.8 1011.3
02 15:56 NW 6 10.00 A Few Clouds FEW055 33.1 16 49% 28 29.78 1010.5
02 14:56 Vrbl 3 10.00 Overcast OVC046 34 12.9 42% 29.77 1010.2
02 13:56 Calm 10.00 Overcast OVC038 33.1 12 42% 29.77 1010.0
02 12:56 Calm 10.00 Overcast OVC038 32 12.9 32 26.1 45% 29.78 1010.5
02 11:56 Calm 10.00 Overcast OVC042 30.9 12.9 47% 29.79 1010.9
02 10:56 SW 3 10.00 Overcast OVC040 30.9 12 45% 29.81 1011.6
02 09:56 SW 3 10.00 Overcast OVC040 28.9 10 45% 29.82 1011.9
02 08:56 Calm 10.00 Overcast OVC042 28 9 44% 29.82 1012.0
02 07:56 S 5 10.00 Overcast OVC042 27 10 49% 22 29.82 1011.8
02 06:56 Calm 10.00 Overcast OVC046 26.1 10 26.1 24.1 51% 29.83 1012.2
02 05:56 S 3 10.00 Overcast FEW038 OVC050 25 10 53% 29.81 1011.8
02 04:56 SE 3 10.00 Overcast OVC038 25 9 50% 29.83 1012.3
02 03:56 Calm 10.00 Unknown Precip OVC044 25 8.1 48% 29.85 1012.7
02 02:56 Calm 10.00 Overcast OVC050 25 8.1 48% 29.86 1013.1
02 01:56 Calm 10.00 Overcast OVC050 24.1 7 48% 29.86 1013.2
02 00:56 Calm 10.00 Overcast FEW060 OVC090 24.1 7 24.1 18 48% 29.88 1013.9
01 23:56 W 3 10.00 Overcast OVC060 24.1 7 48% 29.9 1014.7
01 22:56 Calm 10.00 Overcast OVC060 23 8.1 53% 29.91 1015.0
01 21:56 Calm 10.00 Overcast BKN060 OVC095 23 6.1 48% 29.91 1015.1
01 20:56 Calm 10.00 Mostly Cloudy BKN095 21.9 3.9 46% 29.91 1015.0
01 19:56 Calm 10.00 Partly Cloudy SCT120 19.9 3 48% 29.92 1015.3
01 18:56 Calm 10.00 Fair CLR 19.9 3 28.9 19 48% 29.91 1015.0
01 17:56 Calm 10.00 Fair CLR 21.9 1 40% 29.91 1014.8
01 16:56 NW 6 10.00 Fair CLR 24.1 1.9 38% 18 29.91 1014.9
01 15:56 Vrbl 6 10.00 Fair CLR 28 5 37% 22 29.91 1014.8
01 14:56 NW 9 10.00 Fair CLR 28 5 37% 20 29.91 1014.9
01 13:56 NW 13 G 23 10.00 Fair CLR 28 3.9 35% 18 29.9 1014.5
01 12:56 NW 16 G 22 10.00 Fair CLR 28.9 3.9 30 24.1 34% 18 29.9 1014.6
01 11:56 NW 9 G 21 10.00 Fair CLR 28.9 6.1 38% 21 29.91 1014.8
01 10:56 NW 17 G 24 10.00 Fair CLR 28.9 7 39% 18 29.92 1015.3
01 09:56 NW 15 G 23 10.00 Fair CLR 27 6.1 41% 16 29.91 1014.9
01 08:56 NW 14 G 18 10.00 Fair CLR 27 10 49% 16 29.88 1013.9
01 07:56 NW 18 G 29 10.00 Mostly Cloudy FEW036 BKN075 25 12.9 60% 12 29.83 1012.1
01 06:56 NW 16 G 25 10.00 Overcast FEW032 BKN060 OVC080 28 18 35.1 28 66% 17 29.77 1010.3
01 05:56 NW 9 G 20 10.00 Overcast OVC043 28.9 23 78% 21 29.73 1008.8
01 04:56 S 7 10.00 Overcast OVC055 35.1 23 61% 30 29.62 1004.7
01 03:56 SW 7 10.00 Overcast OVC048 35.1 23 61% 30 29.62 1004.8
01 02:56 SW 3 10.00 Overcast OVC050 33.1 23 66% 29.62 1005.0
01 01:56 S 6 10.00 Overcast OVC055 34 21.9 61% 29 29.63 1005.3
01 00:56 SW 5 10.00 Overcast OVC055 34 21.9 35.1 33.1 61% 30 29.65 1005.9
31 23:56 Calm 10.00 Overcast OVC050 34 21.9 61% 29.68 1006.8
31 22:56 Calm 10.00 Overcast OVC044 34 21 59% 29.7 1007.8
31 21:56 SW 3 10.00 Overcast OVC044 34 19.9 56% 29.73 1008.6
31 20:56 S 7 10.00 Overcast OVC046 34 19.9 56% 29 29.73 1008.9
31 19:56 S 6 10.00 Overcast OVC060 34 18 52% 29 29.75 1009.4
31 18:56 S 5 10.00 Overcast OVC047 34 17.1 34 30.9 50% 30 29.79 1010.7
31 17:56 S 5 10.00 Overcast OVC047 33.1 16 49% 29 29.81 1011.3
31 16:56 SW 6 10.00 Overcast OVC043 33.1 15.1 48% 28 29.82 1011.6
31 15:56 SW 9 10.00 Overcast OVC045 33.1 14 45% 26 29.82 1011.7
31 14:56 SW 6 10.00 Overcast OVC041 32 12 43% 27 29.83 1012.0
31 13:56 SW 9 10.00 Overcast OVC043 32 14 47% 25 29.84 1012.6
31 12:56 SW 8 10.00 Overcast OVC047 32 14 33.1 23 47% 25 29.87 1013.4
31 11:56 SW 9 10.00 Overcast OVC047 30.9 14 49% 24 29.89 1014.3
31 10:56 W 9 10.00 Partly Cloudy SCT045 32 12.9 45% 25 29.93 1015.5
31 09:56 W 8 10.00 Overcast FEW060 OVC090 27 12.9 55% 19 29.95 1016.1
31 08:56 W 10 10.00 Overcast OVC110 26.1 12.9 57% 17 29.95 1016.4
31 07:56 W 5 10.00 Fair CLR 24.1 12 60% 19 29.94 1016.1
31 06:56 W 10 10.00 Fair CLR 24.1 12 25 23 60% 15 29.94 1016.0
31 05:56 W 12 10.00 Fair CLR 24.1 10.9 57% 14 29.94 1015.9
31 04:56 W 13 10.00 Fair CLR 25 10.9 55% 14 29.92 1015.2
31 03:56 Vrbl 7 10.00 Overcast SCT070 OVC090 25 10.9 55% 18 29.92 1015.2
31 02:56 W 7 10.00 Overcast BKN080 OVC100 24.1 10.9 57% 17 29.92 1015.4
31 01:56 W 9 10.00 Fair CLR 24.1 10.9 57% 15 29.92 1015.2
31 00:56 W 9 10.00 Fair CLR 23 10.9 26.1 21.9 60% 14 29.92 1015.4
30 23:56 NW 14 10.00 Fair CLR 21.9 10 60% 10 29.94 1015.8
30 22:56 W 7 10.00 Partly Cloudy SCT046 23 10 57% 16 29.95 1016.4
30 21:56 W 9 10.00 Partly Cloudy SCT037 24.1 10.9 57% 15 29.94 1016.0
30 20:56 W 14 G 22 10.00 Mostly Cloudy BKN039 25 10.9 55% 14 29.93 1015.7
30 19:56 W 15 10.00 Overcast OVC045 25 10.9 55% 13 29.93 1015.5
30 18:56 W 16 G 23 10.00 Mostly Cloudy BKN047 26.1 10.9 33.1 26.1 53% 14 29.93 1015.5
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)