Weather observations for the past three days for
Gaithersburg - Montgomery County Airport
Imperial (Metric)
Date Time (edt) 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.
09 16:56 Calm 10.00 Fair CLR 68 45 44% 30.21 1024.3
09 15:56 Vrbl 5 10.00 Fair CLR 70 42.1 37% 30.2 1023.9
09 14:56 W 7 10.00 Fair CLR 71.1 39.9 32% 30.21 1024.1
09 13:56 NW 10 10.00 Fair CLR 73 42.1 73 45 33% 30.21 1024.4
09 12:56 W 9 10.00 Fair CLR 73 46.9 40% 30.22 1024.8
09 11:56 W 12 10.00 Fair CLR 71.1 48 44% 30.23 1025.1
09 10:56 W 6 10.00 Fair CLR 70 48 46% 30.23 1025.0
09 09:56 W 3 10.00 Fair CLR 63 48.9 60% 30.23 1024.9
09 08:56 Calm 10.00 Fair CLR 53.1 52 96% 30.22 1024.6
09 07:56 Calm 10.00 Fair CLR 45 45 48 45 100% 30.19 1023.9
09 06:56 Calm 10.00 Fair CLR 46 46 100% 30.18 1023.3
09 05:56 Calm 10.00 Fair CLR 46 46 100% 30.15 1022.3
09 04:56 Calm 10.00 Fair CLR 46 46 100% 30.13 1021.7
09 03:56 Calm 10.00 Fair CLR 46.9 46.9 100% 30.12 1021.4
09 02:56 Calm 10.00 Fair CLR 48 48 100% 30.13 1021.4
09 01:56 Calm 10.00 Fair CLR 48 48 59 48 100% 30.12 1021.5
09 00:56 Calm 10.00 Fair CLR 48.9 48.9 100% 30.12 1021.1
08 23:56 Calm 10.00 Fair CLR 51.1 48.9 92% 30.12 1021.0
08 22:56 Calm 10.00 Fair CLR 52 48 86% 30.1 1020.7
08 21:56 Calm 10.00 Fair CLR 53.1 46.9 80% 30.09 1020.2
08 20:56 Calm 10.00 Fair CLR 55.9 48.9 77% 30.07 1019.4
08 19:56 Calm 10.00 Fair CLR 59 46 77 59 62% 30.04 1018.4
08 18:56 Calm 10.00 Fair CLR 64.9 43 45% 30 1017.2
08 17:56 Calm 10.00 Fair CLR 73.9 44.1 34% 29.98 1016.3
08 15:56 NW 12 G 17 10.00 Fair CLR 77 45 32% 78 29.95 1015.3
08 14:56 NW 10 G 16 10.00 A Few Clouds FEW080 77 45 32% 78 29.95 1015.1
08 13:56 W 9 10.00 Fair CLR 75.9 46 77 52 35% 78 29.97 1015.8
08 12:56 W 12 G 16 10.00 Fair CLR 75.9 48 37% 78 29.98 1016.3
08 11:56 W 8 10.00 Fair CLR 73.9 51.1 45% 29.99 1016.7
08 10:56 Vrbl 7 10.00 Fair CLR 72 55.9 57% 29.99 1016.7
08 09:56 NW 5 10.00 Fair CLR 66.9 57 71% 29.98 1016.4
08 08:56 NW 3 10.00 Fair CLR 60.1 57.9 93% 29.96 1015.8
08 07:56 Calm 8.00 Fair CLR 52 52 57 51.1 100% 29.93 1014.6
08 06:56 Calm 6.00 Fog/Mist CLR 52 52 100% 29.9 1013.6
08 05:56 Calm 10.00 Fair CLR 52 52 100% 29.88 1013.1
08 04:56 Calm 8.00 Fair CLR 52 52 100% 29.86 1012.5
08 03:56 Calm 10.00 Fair CLR 51.8 0 0% 29.86 1012.6
08 02:56 Calm 10.00 Fair CLR 54 54 100% 29.88 1012.8
08 01:56 Calm 10.00 Fair CLR 55.9 55.9 63 55.9 100% 29.88 1013.1
08 00:56 Calm 10.00 Fair CLR 57.9 55.9 93% 29.9 1013.6
07 23:56 Calm 10.00 Fair CLR 59 55.9 90% 29.92 1014.2
07 22:56 Calm 10.00 Fair CLR 57 57 100% 29.92 1014.5
07 21:56 SE 5 10.00 Fair CLR 60.1 55 84% 29.93 1014.6
07 20:56 SE 6 10.00 Fair CLR 62.1 54 75% 29.92 1014.4
07 19:56 S 6 10.00 Fair CLR 63 54 73 63 73% 29.92 1014.3
07 18:56 S 5 10.00 Fair CLR 64.9 54 68% 29.91 1014.1
07 17:56 S 8 10.00 Fair CLR 69.1 54 59% 29.91 1014.0
07 16:56 S 12 10.00 Fair CLR 71.1 54 55% 29.91 1014.1
07 15:56 S 6 10.00 Fair CLR 72 54 53% 29.93 1014.5
07 13:56 S 12 10.00 Fair CLR 71.1 52 71.1 50 51% 29.97 1016.1
07 12:56 S 7 10.00 Fair CLR 69.1 50 51% 30.01 1017.6
07 11:56 Vrbl 7 10.00 Fair CLR 66.9 48.9 53% 30.03 1018.3
07 10:56 S 10 10.00 Fair CLR 63 48.9 60% 30.06 1019.4
07 08:56 S 7 10.00 Fair CLR 54 48.9 83% 30.08 1020.1
07 07:56 S 5 10.00 Fair CLR 50 48.9 50 42.1 96% 49 30.08 1020.1
07 06:56 Calm 10.00 Fair CLR 43 43 100% 30.09 1020.2
07 05:56 Calm 10.00 Fair CLR 43 43 100% 30.08 1020.1
07 04:56 Calm 10.00 Fair CLR 42.1 42.1 100% 30.08 1020.2
07 03:56 Calm 10.00 Fair CLR 43 43 100% 30.09 1020.2
07 02:56 Calm 10.00 Fair CLR 44.1 44.1 100% 30.1 1020.6
07 01:56 Calm 10.00 Fair CLR 43 43 48.9 43 100% 30.11 1020.9
07 00:56 Calm 10.00 Fair CLR 44.1 44.1 100% 30.12 1021.3
06 23:56 Calm 10.00 Fair CLR 44.1 44.1 100% 30.12 1021.6
06 21:56 Calm 10.00 Fair CLR 46 46 100% 30.12 1021.6
06 20:56 Calm 10.00 Fair CLR 46.9 46.9 100% 30.12 1021.6
06 19:56 Calm 10.00 Fair CLR 48.9 46 64 48.9 90% 30.12 1021.4
06 18:56 Calm 10.00 Fair CLR 54 41 62% 30.12 1021.3
06 17:56 Calm 10.00 Fair CLR 62.1 41 46% 30.12 1021.4
Date Time (edt) 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)