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. | ||||||||||||||||
| 08 | 08:56 | Calm | 16.09 | Fair | CLR | 20 | 16.1 | 78% | 76.91 | 1026.5 | |||||||
| 08 | 07:56 | Calm | 16.09 | Fair | CLR | 14 | 0 | 14.4 | 12.8 | 0% | 76.91 | 1026.4 | |||||
| 08 | 06:56 | Calm | 16.09 | Fair | CLR | 13 | 0 | 0% | 76.89 | 1026.1 | |||||||
| 08 | 05:56 | Calm | 16.09 | Fair | CLR | 13.3 | 13.3 | 100% | 76.89 | 1026.1 | |||||||
| 08 | 04:56 | Calm | 16.09 | Fair | CLR | 13 | 0 | 0% | 76.89 | 1026.0 | |||||||
| 08 | 03:56 | Calm | 16.09 | Fair | CLR | 13 | 0 | 0% | 76.89 | 1026.0 | |||||||
| 08 | 02:56 | Calm | 16.09 | Fair | CLR | 13.9 | 13.9 | 100% | 76.84 | 1025.4 | |||||||
| 08 | 01:56 | Calm | 16.09 | Fair | CLR | 14.4 | 14.4 | 20 | 14.4 | 100% | 76.84 | 1025.6 | |||||
| 08 | 00:56 | Calm | 16.09 | Fair | CLR | 14.4 | 14.4 | 100% | 76.86 | 1025.6 | |||||||
| 07 | 23:56 | Calm | 16.09 | Fair | CLR | 15.6 | 15.6 | 100% | 76.84 | 1025.4 | |||||||
| 07 | 22:56 | Calm | 16.09 | Fair | CLR | 16.1 | 14.4 | 90% | 76.78 | 1024.7 | |||||||
| 07 | 21:56 | Calm | 16.09 | Fair | CLR | 17.8 | 13.3 | 75% | 76.78 | 1024.6 | |||||||
| 07 | 20:56 | Calm | 16.09 | Fair | CLR | 18.9 | 13.9 | 73% | 76.76 | 1024.4 | |||||||
| 07 | 19:56 | Calm | 9.66 | Fair with Haze | CLR | 20.6 | 13.9 | 27.8 | 20.6 | 66% | 76.71 | 1023.7 | |||||
| 07 | 18:56 | Vrbl 6 | 16.09 | Fair | CLR | 24.4 | 13.3 | 50% | 26 | 76.73 | 1024.0 | ||||||
| 07 | 17:56 | Calm | 16.09 | Fair | CLR | 26.1 | 12.2 | 42% | 26 | 76.71 | 1023.5 | ||||||
| 07 | 16:56 | NE 9 | 16.09 | Fair | CLR | 26.7 | 12.2 | 41% | 27 | 76.66 | 1022.9 | ||||||
| 07 | 15:56 | NE 7 | 16.09 | Fair | CLR | 26.7 | 11.1 | 38% | 27 | 76.63 | 1022.7 | ||||||
| 07 | 14:56 | Vrbl 6 | 16.09 | Fair | CLR | 26.1 | 12.2 | 42% | 26 | 76.66 | 1023.0 | ||||||
| 07 | 13:56 | Vrbl 7 | 16.09 | Fair | CLR | 27.2 | 12.2 | 27.2 | 15.6 | 39% | 27 | 76.71 | 1023.6 | ||||
| 07 | 12:56 | Vrbl 9 | 16.09 | Fair | CLR | 26.1 | 12.8 | 44% | 26 | 76.73 | 1023.8 | ||||||
| 07 | 11:56 | Vrbl 9 | 16.09 | A Few Clouds | FEW050 | 26.1 | 13.9 | 47% | 27 | 76.73 | 1024.1 | ||||||
| 07 | 10:56 | Calm | 16.09 | Fair | CLR | 25 | 14.4 | 52% | 26 | 76.76 | 1024.3 | ||||||
| 07 | 09:56 | Vrbl 6 | 16.09 | Fair | CLR | 21.7 | 16.1 | 71% | 76.71 | 1023.8 | |||||||
| 07 | 08:56 | Calm | 16.09 | Fair | CLR | 18.9 | 15.6 | 81% | 76.68 | 1023.5 | |||||||
| 07 | 07:56 | Calm | 16.09 | Fair | CLR | 15.6 | 15.6 | 15.6 | 13.3 | 100% | 76.68 | 1023.4 | |||||
| 07 | 06:56 | Calm | 16.09 | Fair | CLR | 13.9 | 13.9 | 100% | 76.58 | 1022.3 | |||||||
| 07 | 05:56 | Calm | 16.09 | Fair | CLR | 13.9 | 13.9 | 100% | 76.53 | 1021.4 | |||||||
| 07 | 04:56 | NW 6 | 16.09 | Fair | CLR | 14 | 0 | 0% | 76.48 | 1020.9 | |||||||
| 07 | 03:56 | Calm | 16.09 | Fair | CLR | 14 | 0 | 0% | 76.48 | 1020.6 | |||||||
| 07 | 02:56 | Calm | 16.09 | Fair | CLR | 14 | 0 | 0% | 76.48 | 1020.7 | |||||||
| 07 | 01:56 | Calm | 16.09 | Fair | CLR | 14 | 0 | 20.6 | 14.4 | 0% | 76.48 | 1020.5 | |||||
| 07 | 00:56 | Calm | 16.09 | Fair | CLR | 15 | 0 | 0% | 76.45 | 1020.4 | |||||||
| 06 | 22:56 | Calm | 16.09 | Fair | CLR | 16.7 | 16.7 | 100% | 76.4 | 1019.6 | |||||||
| 06 | 21:56 | Calm | 16.09 | Fair | CLR | 18.3 | 16.7 | 90% | 76.38 | 1019.3 | |||||||
| 06 | 20:56 | Calm | 16.09 | Fair | CLR | 18.9 | 16.1 | 84% | 76.33 | 1018.5 | |||||||
| 06 | 19:56 | Calm | 16.09 | Fair | CLR | 20.6 | 16.1 | 28.3 | 20.6 | 76% | 76.25 | 1017.7 | |||||
| 06 | 18:56 | Calm | 16.09 | Fair | CLR | 24.4 | 16.1 | 60% | 26 | 76.23 | 1017.1 | ||||||
| 06 | 17:56 | Calm | 16.09 | Fair | CLR | 26.7 | 16.1 | 52% | 27 | 76.2 | 1017.0 | ||||||
| 06 | 16:56 | Vrbl 7 | 16.09 | Mostly Cloudy | SCT050 BKN070 | 27.2 | 15.6 | 49% | 28 | 76.17 | 1016.7 | ||||||
| 06 | 15:56 | Calm | 16.09 | Fair | CLR | 26.1 | 15.6 | 52% | 27 | 76.17 | 1016.7 | ||||||
| 06 | 14:56 | Vrbl 7 | 16.09 | Mostly Cloudy | FEW049 BKN065 | 27.2 | 16.1 | 51% | 28 | 76.2 | 1016.9 | ||||||
| 06 | 13:56 | Vrbl 7 | 16.09 | Partly Cloudy | SCT045 | 26.1 | 16.1 | 27.2 | 17.2 | 54% | 27 | 76.23 | 1017.1 | ||||
| 06 | 12:56 | Vrbl 6 | 16.09 | Mostly Cloudy | BKN039 | 26.7 | 16.7 | 54% | 27 | 76.23 | 1017.4 | ||||||
| 06 | 11:56 | Vrbl 7 | 16.09 | A Few Clouds | FEW033 | 25.6 | 16.1 | 56% | 26 | 76.25 | 1017.7 | ||||||
| 06 | 10:56 | Vrbl 7 | 16.09 | Fair | CLR | 24.4 | 16.7 | 62% | 25 | 76.25 | 1017.6 | ||||||
| 06 | 09:56 | Vrbl 6 | 16.09 | Fair | CLR | 22.2 | 17.2 | 73% | 76.25 | 1017.5 | |||||||
| 06 | 08:56 | Calm | 16.09 | Fair | CLR | 20 | 17.2 | 84% | 76.23 | 1017.3 | |||||||
| 06 | 07:56 | Calm | 16.09 | Fair | CLR | 17.2 | 17.2 | 17.8 | 15 | 100% | 76.17 | 1016.7 | |||||
| 06 | 06:56 | Calm | 16.09 | Fair | CLR | 16 | 0 | 0% | 76.15 | 1016.1 | |||||||
| 06 | 05:56 | Calm | 16.09 | Fair | CLR | 15 | 15 | 100% | 76.07 | 1015.4 | |||||||
| 06 | 04:56 | Calm | 16.09 | Fair | CLR | 15.6 | 15.6 | 100% | 76.05 | 1014.9 | |||||||
| 06 | 03:56 | Calm | 16.09 | Fair | CLR | 16.7 | 16.7 | 100% | 76.02 | 1014.8 | |||||||
| 06 | 02:56 | Calm | 16.09 | Fair | CLR | 17.2 | 16.7 | 97% | 76.02 | 1014.6 | |||||||
| 06 | 01:56 | Calm | 16.09 | Fair | CLR | 17.2 | 16.7 | 22.8 | 16.7 | 97% | 76.02 | 1014.6 | |||||
| 06 | 00:56 | Calm | 16.09 | Fair | CLR | 17 | 0 | 0% | 76.05 | 1014.8 | |||||||
| 05 | 23:56 | Calm | 16.09 | Fair | CLR | 17 | 0 | 0% | 76.05 | 1015.0 | |||||||
| 05 | 22:56 | Calm | 16.09 | Fair | CLR | 18.3 | 18.3 | 100% | 76.05 | 1015.0 | |||||||
| 05 | 21:56 | Calm | 16.09 | Partly Cloudy | SCT065 | 20 | 18.3 | 90% | 76.05 | 1014.8 | |||||||
| 05 | 20:56 | Calm | 16.09 | Overcast | OVC065 | 22.2 | 18.3 | 79% | 76 | 1014.0 | |||||||
| 05 | 19:56 | Calm | 16.09 | A Few Clouds | FEW060 | 22.2 | 19.4 | 27.8 | 22.2 | 84% | 75.97 | 1013.8 | |||||
| 05 | 18:56 | Calm | 16.09 | A Few Clouds | FEW060 | 25 | 18.3 | 66% | 26 | 75.92 | 1013.1 | ||||||
| 05 | 17:56 | Calm | 16.09 | Mostly Cloudy | BKN055 | 26.7 | 18.9 | 62% | 28 | 75.9 | 1012.7 | ||||||
| 05 | 16:56 | Vrbl 6 | 16.09 | Mostly Cloudy | FEW040 BKN120 | 26.7 | 18.9 | 62% | 28 | 75.87 | 1012.3 | ||||||
| 05 | 15:56 | Calm | 16.09 | Mostly Cloudy | FEW036 BKN120 | 26.7 | 19.4 | 64% | 28 | 75.9 | 1012.5 | ||||||
| 05 | 13:56 | Calm | 16.09 | Overcast | BKN033 OVC090 | 26.1 | 19.4 | 26.7 | 21.7 | 67% | 27 | 75.97 | 1013.5 | ||||
| 05 | 12:56 | Calm | 16.09 | A Few Clouds | FEW075 | 25.6 | 19.4 | 69% | 27 | 76 | 1014.0 | ||||||
| 05 | 11:56 | NE 7 | 16.09 | Overcast | FEW033 OVC075 | 25 | 20.6 | 77% | 26 | 76.02 | 1014.3 | ||||||
| 05 | 10:56 | Calm | 16.09 | A Few Clouds | FEW028 | 25.6 | 20 | 71% | 27 | 76.05 | 1014.8 | ||||||
| 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) | |||||||||||||||