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. | ||||||||||||||||
| 06 | 10:56 | Vrbl 5 | 10.00 | Fair | CLR | 75.9 | 62.1 | 62% | 78 | 30.02 | 1017.6 | ||||||
| 06 | 09:56 | Vrbl 3 | 10.00 | Fair | CLR | 72 | 63 | 73% | 30.02 | 1017.5 | |||||||
| 06 | 08:56 | Calm | 10.00 | Fair | CLR | 68 | 63 | 84% | 30.01 | 1017.3 | |||||||
| 06 | 07:56 | Calm | 10.00 | Fair | CLR | 63 | 63 | 64 | 59 | 100% | 29.99 | 1016.7 | |||||
| 06 | 06:56 | Calm | 10.00 | Fair | CLR | 60.8 | 0 | 0% | 29.98 | 1016.1 | |||||||
| 06 | 05:56 | Calm | 10.00 | Fair | CLR | 59 | 59 | 100% | 29.95 | 1015.4 | |||||||
| 06 | 04:56 | Calm | 10.00 | Fair | CLR | 60.1 | 60.1 | 100% | 29.94 | 1014.9 | |||||||
| 06 | 03:56 | Calm | 10.00 | Fair | CLR | 62.1 | 62.1 | 100% | 29.93 | 1014.8 | |||||||
| 06 | 02:56 | Calm | 10.00 | Fair | CLR | 63 | 62.1 | 97% | 29.93 | 1014.6 | |||||||
| 06 | 01:56 | Calm | 10.00 | Fair | CLR | 63 | 62.1 | 73 | 62.1 | 97% | 29.93 | 1014.6 | |||||
| 06 | 00:56 | Calm | 10.00 | Fair | CLR | 62.6 | 0 | 0% | 29.94 | 1014.8 | |||||||
| 05 | 23:56 | Calm | 10.00 | Fair | CLR | 62.6 | 0 | 0% | 29.94 | 1015.0 | |||||||
| 05 | 22:56 | Calm | 10.00 | Fair | CLR | 64.9 | 64.9 | 100% | 29.94 | 1015.0 | |||||||
| 05 | 21:56 | Calm | 10.00 | Partly Cloudy | SCT065 | 68 | 64.9 | 90% | 29.94 | 1014.8 | |||||||
| 05 | 20:56 | Calm | 10.00 | Overcast | OVC065 | 72 | 64.9 | 79% | 29.92 | 1014.0 | |||||||
| 05 | 19:56 | Calm | 10.00 | A Few Clouds | FEW060 | 72 | 66.9 | 82 | 72 | 84% | 29.91 | 1013.8 | |||||
| 05 | 18:56 | Calm | 10.00 | A Few Clouds | FEW060 | 77 | 64.9 | 66% | 79 | 29.89 | 1013.1 | ||||||
| 05 | 17:56 | Calm | 10.00 | Mostly Cloudy | BKN055 | 80.1 | 66 | 62% | 82 | 29.88 | 1012.7 | ||||||
| 05 | 16:56 | Vrbl 3 | 10.00 | Mostly Cloudy | FEW040 BKN120 | 80.1 | 66 | 62% | 82 | 29.87 | 1012.3 | ||||||
| 05 | 15:56 | Calm | 10.00 | Mostly Cloudy | FEW036 BKN120 | 80.1 | 66.9 | 64% | 82 | 29.88 | 1012.5 | ||||||
| 05 | 13:56 | Calm | 10.00 | Overcast | BKN033 OVC090 | 79 | 66.9 | 80.1 | 71.1 | 67% | 81 | 29.91 | 1013.5 | ||||
| 05 | 12:56 | Calm | 10.00 | A Few Clouds | FEW075 | 78.1 | 66.9 | 69% | 80 | 29.92 | 1014.0 | ||||||
| 05 | 11:56 | NE 5 | 10.00 | Overcast | FEW033 OVC075 | 77 | 69.1 | 77% | 79 | 29.93 | 1014.3 | ||||||
| 05 | 10:56 | Calm | 10.00 | A Few Clouds | FEW028 | 78.1 | 68 | 71% | 80 | 29.94 | 1014.8 | ||||||
| 05 | 09:56 | Vrbl 3 | 10.00 | Mostly Cloudy | BKN050 | 75 | 69.1 | 82% | 75 | 29.92 | 1013.9 | ||||||
| 05 | 08:56 | Calm | 10.00 | Overcast | OVC055 | 73 | 73 | 100% | 29.92 | 1014.2 | |||||||
| 05 | 07:56 | Calm | 10.00 | Mostly Cloudy | BKN055 | 71.6 | 0 | 71.1 | 66.9 | 0% | 29.91 | 1013.7 | |||||
| 05 | 06:56 | Calm | 8.00 | Fair | CLR | 68 | 0 | 0% | 29.89 | 1013.0 | |||||||
| 05 | 05:56 | Calm | 10.00 | Fair | CLR | 69.8 | 0 | 0% | 29.88 | 1012.6 | |||||||
| 05 | 04:56 | Calm | 4.00 | Fair with Haze | CLR | 68 | 0 | 0% | 29.88 | 1012.7 | |||||||
| 05 | 03:56 | Calm | 10.00 | Fair | CLR | 69.8 | 0 | 0% | 29.88 | 1012.8 | |||||||
| 05 | 02:56 | Calm | 10.00 | Fair | CLR | 69.8 | 0 | 0% | 29.89 | 1013.0 | |||||||
| 05 | 00:56 | Calm | 10.00 | Fair | CLR | 71.6 | 0 | 0% | 29.93 | 1014.1 | |||||||
| 04 | 23:56 | Calm | 10.00 | Fair | CLR | 73 | 73 | 100% | 29.93 | 1014.3 | |||||||
| 04 | 22:56 | Calm | 10.00 | Fair | CLR | 73.9 | 73.9 | 100% | 29.93 | 1014.4 | |||||||
| 04 | 20:56 | Calm | 10.00 | Fair | CLR | 75 | 75 | 100% | 72 | 29.91 | 1013.5 | ||||||
| 04 | 19:56 | W 3 | 10.00 | Fair | CLR | 77 | 75 | 87.1 | 77 | 94% | 78 | 29.9 | 1013.6 | ||||
| 04 | 18:56 | W 6 | 10.00 | Fair | CLR | 79 | 77 | 94% | 83 | 29.91 | 1013.9 | ||||||
| 04 | 17:56 | Calm | 10.00 | Fair | CLR | 82 | 75 | 79% | 89 | 29.92 | 1013.9 | ||||||
| 04 | 16:56 | Calm | 10.00 | Light Rain | FEW075 SCT110 | 79 | 73.9 | 85% | 83 | 29.93 | 1014.6 | ||||||
| 04 | 15:56 | Vrbl 3 | 10.00 | A Few Clouds | FEW040 | 84 | 72 | 67% | 90 | 29.94 | 1014.8 | ||||||
| 04 | 14:56 | Vrbl 6 | 10.00 | Fair | CLR | 86 | 73 | 65% | 93 | 29.94 | 1014.7 | ||||||
| 04 | 13:56 | Vrbl 5 G 16 | 10.00 | Fair | CLR | 84.9 | 71.1 | 86 | 71.1 | 63% | 90 | 29.97 | 1015.5 | ||||
| 04 | 12:56 | Vrbl 7 | 10.00 | Fair | CLR | 84.9 | 72 | 65% | 91 | 29.98 | 1015.9 | ||||||
| 04 | 11:56 | Calm | 10.00 | Fair | CLR | 82.9 | 72 | 70% | 88 | 29.99 | 1016.4 | ||||||
| 04 | 10:56 | Calm | 10.00 | Fair | CLR | 81 | 71.1 | 72% | 85 | 30 | 1016.6 | ||||||
| 04 | 09:56 | NW 10 | 10.00 | Fair | CLR | 79 | 71.1 | 77% | 82 | 29.99 | 1016.5 | ||||||
| 04 | 08:56 | W 6 | 10.00 | Fair | CLR | 75 | 73 | 94% | 73 | 30 | 1016.7 | ||||||
| 04 | 07:56 | Calm | 10.00 | Fair | CLR | 70 | 70 | 71.1 | 69.1 | 100% | 29.99 | 1016.3 | 0.01 | ||||
| 04 | 06:56 | Calm | 10.00 | Mostly Cloudy | SCT055 BKN100 | 69.8 | 0 | 0% | 29.98 | 1016.1 | |||||||
| 04 | 05:56 | Vrbl 3 | 10.00 | A Few Clouds | FEW060 | 69.8 | 0 | 0% | 29.97 | 1015.6 | |||||||
| 04 | 04:56 | W 3 | 10.00 | Fair | CLR | 69.8 | 0 | 0% | 29.95 | 1015.1 | 0.01 | ||||||
| 04 | 03:56 | Calm | 10.00 | Fair | CLR | 69.8 | 0 | 0% | 29.95 | 1015.1 | |||||||
| 04 | 02:56 | NW 3 | 10.00 | Fair | CLR | 69.8 | 0 | 0% | 29.95 | 1014.9 | 0.01 | ||||||
| 04 | 01:56 | NW 3 | 10.00 | Partly Cloudy | SCT005 | 69.8 | 0 | 84.9 | 69.1 | 0% | 29.94 | 1014.6 | 0.01 | 0.21 | |||
| 04 | 00:56 | Vrbl 5 | 10.00 | Light Rain | FEW110 | 72 | 72 | 100% | 29.97 | 1015.8 | 0.01 | ||||||
| 03 | 23:56 | W 13 G 21 | 6.00 | Thunderstorm Rain Fog/Mist | FEW020 SCT055 BKN065 | 72 | 72 | 100% | 30.04 | 1018.0 | 0.19 | ||||||
| 03 | 22:56 | Vrbl 5 G 16 | 10.00 | Thunderstorm in Vicinity | FEW028 SCT035 BKN095 | 80.1 | 73.9 | 82% | 85 | 29.99 | 1016.3 | ||||||
| 03 | 21:56 | Calm | 10.00 | Fair | CLR | 82.9 | 78.1 | 85% | 93 | 29.97 | 1015.8 | ||||||
| 03 | 20:56 | SW 3 | 10.00 | Fair | CLR | 84 | 77 | 80% | 94 | 29.97 | 1015.5 | ||||||
| 03 | 19:56 | SW 5 | 8.00 | Fair | CLR | 84 | 75 | 91 | 82.9 | 74% | 92 | 29.99 | 1016.2 | ||||
| 03 | 18:56 | W 5 | 10.00 | Fair | CLR | 86 | 73.9 | 67% | 94 | 29.96 | 1015.3 | ||||||
| 03 | 17:56 | W 8 | 10.00 | Fair | CLR | 90 | 75 | 62% | 100 | 29.95 | 1015.2 | ||||||
| 03 | 16:56 | W 9 | 10.00 | Fair | CLR | 90 | 73 | 58% | 98 | 29.96 | 1015.3 | ||||||
| 03 | 15:56 | W 9 | 10.00 | Fair | CLR | 88 | 73.9 | 63% | 97 | 29.98 | 1016.1 | ||||||
| 03 | 14:56 | W 6 | 10.00 | Fair | CLR | 84 | 73 | 70% | 90 | 30.01 | 1017.0 | ||||||
| 03 | 13:56 | NW 6 | 10.00 | Fair | CLR | 82.9 | 71.1 | 82.9 | 73 | 67% | 88 | 30.02 | 1017.4 | 0.01 | |||
| 03 | 12:56 | W 9 | 10.00 | Fair | CLR | 81 | 73 | 77% | 86 | 30.06 | 1018.7 | ||||||
| 03 | 11:56 | W 6 | 10.00 | Light Rain | FEW070 BKN100 | 75 | 75 | 100% | 72 | 30.08 | 1019.6 | 0.01 | |||||
| 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) | |||||||||||||||