Weather observations for the past three days for
Gaithersburg - Montgomery County Airport
| 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. | ||||||||||||||||
| 13 | 03:56 | NW 7 | 16.09 | Fair | CLR | 21.1 | 19.4 | 90% | 76 | 1014.1 | |||||||
| 13 | 02:56 | NW 13 | 16.09 | Fair | CLR | 21.7 | 19.4 | 87% | 75.97 | 1013.6 | |||||||
| 13 | 01:56 | NW 9 | 16.09 | Fair | CLR | 22.2 | 22.2 | 27.8 | 21.7 | 100% | 76 | 1014.1 | |||||
| 13 | 00:56 | W 7 | 16.09 | A Few Clouds | FEW120 | 23 | 0 | 0% | 75.97 | 1013.8 | |||||||
| 12 | 23:56 | NW 7 | 16.09 | Fair | CLR | 23.3 | 23.3 | 100% | 76 | 1014.2 | |||||||
| 12 | 22:56 | W 6 | 16.09 | A Few Clouds | FEW120 | 23.3 | 23.3 | 100% | 76 | 1013.9 | |||||||
| 12 | 21:56 | Calm | 16.09 | Fair | CLR | 24.4 | 22.2 | 88% | 25 | 75.95 | 1013.4 | ||||||
| 12 | 19:56 | W 11 | 16.09 | Thunderstorm in Vicinity Light Rain | BKN060 | 27.8 | 23.9 | 33.9 | 27.8 | 79% | 32 | 75.79 | 1011.3 | ||||
| 12 | 18:56 | NW 7 | 16.09 | Partly Cloudy | FEW065 SCT085 | 30.6 | 22.2 | 61% | 34 | 75.72 | 1010.2 | ||||||
| 12 | 17:56 | W 11 | 16.09 | Mostly Cloudy | SCT070 BKN080 | 32.8 | 21.1 | 50% | 36 | 75.69 | 1009.7 | ||||||
| 12 | 16:56 | W 22 | 16.09 | A Few Clouds | FEW065 | 33.9 | 20.6 | 46% | 37 | 75.69 | 1009.8 | ||||||
| 12 | 15:56 | W 19 G 31 | 16.09 | Fair | CLR | 33.9 | 21.7 | 49% | 38 | 75.72 | 1010.1 | ||||||
| 12 | 14:56 | W 19 G 31 | 16.09 | Mostly Cloudy | BKN070 | 32.8 | 20 | 47% | 35 | 75.74 | 1010.7 | ||||||
| 12 | 13:56 | W 19 G 35 | 16.09 | Fair | CLR | 33.3 | 20.6 | 33.9 | 25.6 | 47% | 36 | 75.77 | 1010.8 | ||||
| 12 | 12:56 | NW 17 G 28 | 16.09 | Fair | CLR | 32.8 | 21.7 | 52% | 36 | 75.77 | 1011.1 | ||||||
| 12 | 11:56 | W 13 | 16.09 | Fair | CLR | 31.7 | 22.2 | 57% | 36 | 75.79 | 1011.2 | ||||||
| 12 | 10:56 | SW 11 | 16.09 | Fair | CLR | 31.1 | 22.8 | 61% | 35 | 75.79 | 1011.1 | ||||||
| 12 | 09:56 | SW 11 | 16.09 | Fair | CLR | 29.4 | 22.8 | 68% | 33 | 75.79 | 1011.1 | ||||||
| 12 | 08:56 | SW 7 | 16.09 | Fair | CLR | 27.8 | 22.2 | 72% | 30 | 75.79 | 1011.3 | ||||||
| 12 | 07:56 | SW 7 | 16.09 | Fair | CLR | 26.1 | 22.8 | 26.1 | 20 | 82% | 28 | 75.82 | 1011.6 | ||||
| 12 | 06:56 | Calm | 16.09 | Fair | CLR | 21 | 0 | 0% | 75.82 | 1011.6 | |||||||
| 12 | 05:56 | Calm | 14.48 | Fair | CLR | 20 | 0 | 0% | 75.82 | 1011.5 | |||||||
| 12 | 03:56 | W 6 | 16.09 | Fair | CLR | 21 | 0 | 0% | 75.82 | 1011.7 | |||||||
| 12 | 02:56 | Calm | 16.09 | Fair | CLR | 21 | 0 | 0% | 75.84 | 1011.9 | |||||||
| 12 | 01:56 | W 6 | 16.09 | Fair | CLR | 21 | 0 | 31.7 | 21.1 | 0% | 75.84 | 1011.8 | 0.18 | ||||
| 12 | 00:56 | NW 7 | 16.09 | Fair | CLR | 22 | 0 | 0% | 75.84 | 1012.0 | |||||||
| 11 | 23:56 | W 7 | 16.09 | Fair | CLR | 22 | 0 | 0% | 75.84 | 1011.9 | |||||||
| 11 | 22:56 | Calm | 16.09 | Fair | CLR | 22 | 0 | 0% | 75.9 | 1012.6 | 0.18 | ||||||
| 11 | 21:56 | Calm | 16.09 | Fair | CLR | 22 | 0 | 0% | 75.87 | 0.0 | |||||||
| 11 | 20:56 | Calm | 16.09 | Light Rain | FEW050 SCT110 | 22 | 0 | 0% | 75.84 | 0.0 | 0.18 | ||||||
| 11 | 19:56 | W 31 G 57 | 16.09 | Partly Cloudy | SCT070 | 32.2 | 22.2 | 35 | 32.2 | 56% | 36 | 75.79 | 0.0 | ||||
| 11 | 18:56 | SW 15 | 16.09 | Fair | CLR | 33.9 | 22.2 | 50% | 38 | 75.72 | 0.0 | ||||||
| 11 | 17:56 | W 13 | 16.09 | Fair | CLR | 33.9 | 22.2 | 50% | 38 | 75.72 | 0.0 | ||||||
| 11 | 16:56 | W 15 | 16.09 | A Few Clouds | FEW055 | 33.9 | 22.8 | 52% | 39 | 75.77 | 0.0 | ||||||
| 11 | 15:56 | SW 11 | 16.09 | Fair | CLR | 35 | 23.3 | 51% | 41 | 75.79 | 0.0 | ||||||
| 11 | 14:56 | W 15 | 16.09 | Mostly Cloudy | SCT047 BKN060 | 32.8 | 24.4 | 61% | 39 | 75.84 | 0.0 | ||||||
| 11 | 13:56 | W 13 G 26 | 16.09 | Partly Cloudy | SCT045 SCT050 | 32.8 | 23.9 | 59% | 39 | 75.84 | 0.0 | ||||||
| 11 | 12:56 | W 17 | 16.09 | Partly Cloudy | SCT041 | 32.2 | 23.9 | 62% | 38 | 75.9 | 0.0 | ||||||
| 11 | 11:56 | W 11 G 30 | 16.09 | Mostly Cloudy | BKN037 | 31.7 | 23.9 | 63% | 37 | 75.92 | 0.0 | ||||||
| 11 | 10:56 | Vrbl 7 | 16.09 | NULL | NULL | 30.6 | 23.9 | 67% | 36 | 75.92 | 0.0 | ||||||
| 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) | |||||||||||||||