Weather observations for the past three days for
Gaithersburg - Montgomery County Airport
| 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. | ||||||||||||||||
| 26 | 11:56 | Vrbl 5 | 10.00 | Overcast | OVC017 | 51.1 | 45 | 80% | 30.12 | 1021.5 | |||||||
| 26 | 10:56 | Vrbl 3 | 10.00 | Overcast | OVC013 | 48 | 45 | 89% | 30.12 | 1021.4 | |||||||
| 26 | 09:56 | Calm | 10.00 | Overcast | OVC013 | 48 | 46 | 93% | 30.1 | 1020.8 | |||||||
| 26 | 08:56 | Vrbl 3 | 10.00 | Overcast | OVC013 | 46.9 | 45 | 93% | 30.09 | 1020.5 | |||||||
| 26 | 07:56 | Vrbl 3 | 10.00 | Overcast | OVC009 | 44.6 | 0 | 45 | 43 | 0% | 30.07 | 1020.1 | |||||
| 26 | 06:56 | Vrbl 5 | 10.00 | Overcast | OVC009 | 42.8 | 0 | 0% | 41 | 30.05 | 1019.3 | ||||||
| 26 | 05:56 | Vrbl 3 | 10.00 | Overcast | OVC011 | 42.8 | 0 | 0% | 30.03 | 1018.4 | |||||||
| 26 | 04:56 | Vrbl 3 | 10.00 | Overcast | OVC011 | 42.8 | 0 | 0% | 30 | 1017.5 | |||||||
| 26 | 03:56 | N 5 | 10.00 | Overcast | OVC009 | 42.8 | 0 | 0% | 41 | 29.99 | 1016.8 | ||||||
| 26 | 02:56 | Vrbl 3 | 10.00 | Overcast | OVC009 | 44.6 | 0 | 0% | 29.97 | 1016.5 | |||||||
| 26 | 01:56 | Calm | 7.00 | Light Rain | OVC007 | 44.6 | 0 | 48 | 45 | 0% | 29.97 | 1016.4 | 0.04 | ||||
| 26 | 00:56 | Vrbl 3 | 10.00 | Overcast | BKN009 OVC014 | 46.4 | 0 | 0% | 29.96 | 1016.1 | |||||||
| 25 | 23:56 | Vrbl 5 | 10.00 | Overcast | BKN007 OVC013 | 46.4 | 0 | 0% | 45 | 29.95 | 1015.7 | ||||||
| 25 | 22:56 | Calm | 10.00 | Light Rain | OVC005 | 46.4 | 0 | 0% | 29.95 | 1015.6 | 0.02 | 0.04 | |||||
| 25 | 21:56 | Vrbl 3 | 6.00 | Light Rain | OVC005 | 48.2 | 0 | 0% | 29.94 | 1015.5 | 0.02 | ||||||
| 25 | 20:56 | Vrbl 3 | 10.00 | Overcast | OVC007 | 48.2 | 0 | 0% | 29.93 | 1015.0 | |||||||
| 25 | 19:56 | Calm | 10.00 | Light Rain | OVC007 | 48.2 | 0 | 61 | 48 | 0% | 29.9 | 1014.1 | 0.13 | ||||
| 25 | 18:56 | Vrbl 3 | 10.00 | Overcast | OVC007 | 48.2 | 0 | 0% | 29.9 | 1013.8 | 0.03 | ||||||
| 25 | 17:56 | Vrbl 6 | 8.00 | Light Rain | SCT009 BKN020 OVC095 | 50 | 0 | 0% | 48 | 29.88 | 1013.3 | 0.08 | |||||
| 25 | 16:56 | E 3 | 6.00 | Rain Fog/Mist | OVC023 | 52 | 52 | 100% | 29.9 | 1014.0 | 0.02 | 0.02 | |||||
| 25 | 15:56 | Vrbl 6 | 10.00 | Light Rain | OVC027 | 55 | 53.1 | 93% | 29.89 | 1013.4 | |||||||
| 25 | 14:56 | Vrbl 6 | 10.00 | Overcast | OVC029 | 60.1 | 46 | 60% | 29.88 | 1013.0 | |||||||
| 25 | 13:56 | Vrbl 6 | 10.00 | Overcast | OVC025 | 61 | 48.9 | 62.1 | 54 | 65% | 29.88 | 1013.1 | |||||
| 25 | 12:56 | Vrbl 5 | 10.00 | Overcast | OVC023 | 61 | 48.9 | 65% | 29.89 | 1013.4 | |||||||
| 25 | 11:56 | E 8 G 16 | 10.00 | Overcast | OVC021 | 60.1 | 48.9 | 67% | 29.89 | 1013.5 | |||||||
| 25 | 10:56 | Vrbl 3 | 10.00 | Overcast | OVC019 | 59 | 50 | 72% | 29.89 | 1013.6 | |||||||
| 25 | 09:56 | Calm | 10.00 | Overcast | OVC015 | 55.9 | 51.1 | 84% | 29.91 | 1014.0 | |||||||
| 25 | 08:56 | Vrbl 7 | 10.00 | Overcast | OVC011 | 54 | 53.1 | 97% | 29.91 | 1014.0 | |||||||
| 25 | 07:56 | Vrbl 3 | 10.00 | Overcast | OVC011 | 54 | 53.1 | 57 | 52 | 97% | 29.89 | 1013.5 | |||||
| 25 | 06:56 | Calm | 10.00 | Overcast | OVC011 | 53.1 | 53.1 | 100% | 29.87 | 1012.8 | |||||||
| 25 | 05:56 | E 5 | 10.00 | Partly Cloudy | SCT011 | 52 | 52 | 100% | 29.84 | 1011.7 | |||||||
| 25 | 04:56 | Vrbl 5 | 10.00 | A Few Clouds | FEW090 | 53.1 | 50 | 89% | 29.84 | 1011.6 | |||||||
| 25 | 03:56 | Vrbl 5 | 10.00 | Fair | CLR | 54 | 54 | 100% | 29.83 | 1011.2 | |||||||
| 25 | 02:56 | Vrbl 3 | 10.00 | Fair | CLR | 55.9 | 53.1 | 90% | 29.81 | 1010.5 | |||||||
| 25 | 01:56 | E 5 | 10.00 | Fair | CLR | 57 | 57 | 66.9 | 57 | 100% | 29.81 | 1010.4 | 0.01 | ||||
| 25 | 00:56 | Calm | 10.00 | Partly Cloudy | SCT100 | 59 | 57.9 | 96% | 29.82 | 1010.8 | |||||||
| 24 | 23:56 | E 3 | 10.00 | A Few Clouds | FEW090 | 60.1 | 57.9 | 93% | 29.83 | 1011.0 | |||||||
| 24 | 22:56 | Calm | 10.00 | Fair | CLR | 60.1 | 54 | 80% | 29.82 | 1010.9 | 0.01 | ||||||
| 24 | 21:56 | Calm | 10.00 | Fair | CLR | 63 | 53.1 | 70% | 29.82 | 1010.6 | |||||||
| 24 | 20:56 | SE 3 | 10.00 | Partly Cloudy | SCT100 | 66 | 53.1 | 63% | 29.81 | 1010.4 | 0.01 | ||||||
| 24 | 19:56 | SE 5 | 10.00 | Mostly Cloudy | BKN100 | 66.9 | 53.1 | 82 | 66.9 | 61% | 29.8 | 1010.1 | |||||
| 24 | 18:56 | SE 7 | 10.00 | Mostly Cloudy | BKN100 | 70 | 53.1 | 55% | 29.78 | 1009.5 | |||||||
| 24 | 17:56 | Vrbl 6 | 10.00 | Fair | CLR | 73 | 54 | 51% | 29.77 | 1009.3 | |||||||
| 24 | 16:56 | Vrbl 6 | 10.00 | Fair | CLR | 73.9 | 57.9 | 57% | 29.78 | 1009.4 | |||||||
| 24 | 15:56 | Vrbl 3 | 10.00 | Mostly Cloudy | BKN090 | 73.9 | 53.1 | 48% | 29.76 | 1008.7 | |||||||
| 24 | 14:56 | Vrbl 5 | 10.00 | Thunderstorm in Vicinity | FEW040 SCT090 BKN110 | 79 | 54 | 42% | 79 | 29.77 | 1009.1 | ||||||
| 24 | 13:56 | W 7 | 10.00 | Mostly Cloudy | BKN090 | 81 | 55.9 | 82 | 62.1 | 42% | 81 | 29.79 | 1009.7 | ||||
| 24 | 12:56 | Calm | 10.00 | Fair | CLR | 80.1 | 54 | 41% | 80 | 29.8 | 1010.2 | ||||||
| 24 | 11:56 | Vrbl 3 | 10.00 | Fair | CLR | 78.1 | 53.1 | 42% | 79 | 29.83 | 1010.9 | ||||||
| 24 | 10:56 | Vrbl 3 | 10.00 | Fair | CLR | 73.9 | 52 | 46% | 29.84 | 1011.2 | |||||||
| 24 | 09:56 | Calm | 10.00 | Mostly Cloudy | BKN090 | 73 | 53.1 | 50% | 29.84 | 1011.6 | |||||||
| 24 | 08:56 | Calm | 10.00 | Fair | CLR | 68 | 53.1 | 59% | 29.85 | 1011.7 | |||||||
| 24 | 07:56 | NW 6 | 10.00 | Fair | CLR | 62.1 | 55 | 62.1 | 55 | 78% | 29.84 | 1011.6 | |||||
| 24 | 06:56 | Calm | 10.00 | Fair | CLR | 55.9 | 55 | 97% | 29.83 | 1011.0 | |||||||
| 24 | 05:56 | Calm | 10.00 | Fair | CLR | 55 | 55 | 100% | 29.82 | 1010.8 | |||||||
| 24 | 04:56 | Calm | 10.00 | Fair | CLR | 55.9 | 55.9 | 100% | 29.83 | 1011.0 | |||||||
| 24 | 03:56 | Calm | 10.00 | Fair | CLR | 55.9 | 55.9 | 100% | 29.82 | 1010.9 | |||||||
| 24 | 02:56 | Calm | 10.00 | Fair | CLR | 55.9 | 55.9 | 100% | 29.82 | 1010.7 | |||||||
| 24 | 01:56 | Calm | 10.00 | Fair | CLR | 57.9 | 55.9 | 72 | 57 | 93% | 29.83 | 1011.1 | |||||
| 24 | 00:56 | Calm | 10.00 | Fair | CLR | 57.9 | 55.9 | 93% | 29.84 | 1011.4 | |||||||
| 23 | 23:56 | Calm | 10.00 | Fair | CLR | 60.1 | 55 | 84% | 29.86 | 1012.0 | |||||||
| 23 | 22:56 | Calm | 10.00 | Fair | CLR | 62.1 | 55 | 78% | 29.86 | 1012.2 | |||||||
| 23 | 21:56 | Calm | 10.00 | Fair | CLR | 64 | 54 | 70% | 29.87 | 1012.6 | |||||||
| 23 | 20:56 | Calm | 10.00 | Fair | CLR | 69.1 | 53.1 | 57% | 29.87 | 1012.3 | |||||||
| 23 | 19:56 | Calm | 10.00 | Partly Cloudy | SCT090 | 72 | 54 | 82 | 72 | 53% | 29.85 | 1012.0 | |||||
| 23 | 18:56 | Calm | 10.00 | Fair | CLR | 79 | 51.1 | 38% | 79 | 29.85 | 1011.9 | ||||||
| 23 | 17:56 | NW 5 | 10.00 | A Few Clouds | FEW080 | 80.1 | 51.1 | 37% | 80 | 29.86 | 1012.3 | ||||||
| 23 | 16:56 | Vrbl 3 | 10.00 | A Few Clouds | FEW075 | 81 | 51.1 | 35% | 80 | 29.87 | 1012.5 | ||||||
| 23 | 15:56 | W 9 | 10.00 | Partly Cloudy | SCT070 | 80.1 | 52 | 38% | 80 | 29.9 | 1013.4 | ||||||
| 23 | 14:56 | W 9 | 10.00 | A Few Clouds | FEW065 | 79 | 53.1 | 41% | 79 | 29.93 | 1014.4 | ||||||
| 23 | 13:56 | W 16 G 21 | 10.00 | Fair | CLR | 78.1 | 53.1 | 79 | 60.1 | 42% | 79 | 29.94 | 1015.0 | ||||
| 23 | 12:56 | NW 5 | 10.00 | Fair | CLR | 77 | 55 | 47% | 78 | 29.97 | 1015.9 | ||||||
| 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) | |||||||||||||||