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. | ||||||||||||||||
| 03 | 18:56 | Vrbl 3 | 10.00 | Fair | CLR | 79 | 46 | 31% | 79 | 30.21 | 1024.1 | ||||||
| 03 | 17:56 | Calm | 10.00 | Fair | CLR | 81 | 43 | 26% | 80 | 30.22 | 1024.2 | ||||||
| 03 | 16:56 | Calm | 10.00 | Fair | CLR | 82 | 44.1 | 26% | 80 | 30.23 | 1024.6 | ||||||
| 03 | 15:56 | Vrbl 5 | 10.00 | Fair | CLR | 81 | 44.1 | 27% | 80 | 30.24 | 1025.1 | ||||||
| 03 | 14:56 | Vrbl 5 | 10.00 | Fair | CLR | 81 | 45 | 28% | 80 | 30.26 | 1025.8 | ||||||
| 03 | 13:56 | Vrbl 5 | 10.00 | Fair | CLR | 80.1 | 46 | 80.1 | 61 | 30% | 79 | 30.28 | 1026.3 | ||||
| 03 | 12:56 | Vrbl 5 | 10.00 | Fair | CLR | 79 | 46.9 | 32% | 79 | 30.29 | 1026.7 | ||||||
| 03 | 11:56 | Vrbl 5 | 10.00 | Fair | CLR | 77 | 46.9 | 35% | 78 | 30.3 | 1027.0 | ||||||
| 03 | 10:56 | Vrbl 6 | 10.00 | Fair | CLR | 75 | 45 | 34% | 77 | 30.3 | 1027.3 | ||||||
| 03 | 09:56 | Vrbl 5 | 10.00 | Fair | CLR | 72 | 46 | 40% | 30.3 | 1027.1 | |||||||
| 03 | 08:56 | Vrbl 3 | 10.00 | Fair | CLR | 68 | 46 | 45% | 30.29 | 1026.9 | |||||||
| 03 | 07:56 | Vrbl 3 | 10.00 | Fair | CLR | 61 | 48 | 61 | 48.9 | 63% | 30.28 | 1026.4 | |||||
| 03 | 06:56 | Calm | 10.00 | Fair | CLR | 51.1 | 48 | 89% | 30.26 | 1026.1 | |||||||
| 03 | 05:56 | Calm | 10.00 | Fair | CLR | 48.9 | 48.9 | 100% | 30.24 | 1025.5 | |||||||
| 03 | 04:56 | Calm | 10.00 | Fair | CLR | 52 | 45 | 77% | 30.24 | 1025.3 | |||||||
| 03 | 03:56 | Calm | 10.00 | Fair | CLR | 52 | 48 | 86% | 30.25 | 1025.4 | |||||||
| 03 | 02:56 | Calm | 10.00 | Fair | CLR | 51.1 | 50 | 96% | 30.24 | 1025.2 | |||||||
| 03 | 01:56 | Calm | 10.00 | Fair | CLR | 52 | 50 | 70 | 52 | 93% | 30.24 | 1025.3 | |||||
| 03 | 00:56 | Calm | 10.00 | Fair | CLR | 53.1 | 48.9 | 86% | 30.24 | 1025.2 | |||||||
| 02 | 23:56 | Calm | 10.00 | Fair | CLR | 54 | 46.9 | 77% | 30.24 | 1025.2 | |||||||
| 02 | 22:56 | Calm | 10.00 | Fair | CLR | 55.9 | 46 | 70% | 30.23 | 1025.1 | |||||||
| 02 | 21:56 | Calm | 10.00 | Fair | CLR | 57.9 | 48 | 70% | 30.22 | 1024.8 | |||||||
| 02 | 20:56 | Calm | 10.00 | Fair | CLR | 61 | 48.9 | 65% | 30.22 | 1024.6 | |||||||
| 02 | 19:56 | Calm | 10.00 | Fair | CLR | 70 | 44.1 | 75.9 | 70 | 39% | 30.21 | 1024.3 | |||||
| 02 | 18:56 | Vrbl 3 | 10.00 | A Few Clouds | FEW080 | 73 | 43 | 34% | 30.21 | 1024.0 | |||||||
| 02 | 17:56 | Calm | 10.00 | Fair | CLR | 73.9 | 41 | 31% | 30.21 | 1024.3 | |||||||
| 02 | 16:56 | Vrbl 6 | 10.00 | Fair | CLR | 73.9 | 39 | 28% | 30.21 | 1024.2 | |||||||
| 02 | 15:56 | Vrbl 6 | 10.00 | Mostly Cloudy | BKN080 | 75 | 39.9 | 28% | 77 | 30.21 | 1024.3 | ||||||
| 02 | 14:56 | Vrbl 5 | 10.00 | Fair | CLR | 73.9 | 42.1 | 32% | 30.22 | 1024.6 | |||||||
| 02 | 13:56 | Vrbl 3 | 10.00 | Fair | CLR | 73.9 | 42.1 | 73.9 | 57 | 32% | 30.24 | 1025.0 | |||||
| 02 | 12:56 | Calm | 10.00 | Fair | CLR | 71.1 | 39.9 | 32% | 30.25 | 1025.5 | |||||||
| 02 | 11:56 | Vrbl 6 | 10.00 | Fair | CLR | 70 | 41 | 35% | 30.26 | 1025.9 | |||||||
| 02 | 10:56 | Vrbl 3 | 10.00 | Fair | CLR | 66.9 | 41 | 39% | 30.27 | 1026.2 | |||||||
| 02 | 09:56 | Vrbl 3 | 10.00 | Fair | CLR | 64.9 | 45 | 49% | 30.26 | 1026.1 | |||||||
| 02 | 08:56 | Calm | 10.00 | Fair | CLR | 61 | 46.9 | 60% | 30.26 | 1025.9 | |||||||
| 02 | 07:56 | Vrbl 3 | 10.00 | Fair | CLR | 57.9 | 48.9 | 57.9 | 48.9 | 72% | 30.25 | 1025.5 | |||||
| 02 | 06:56 | Vrbl 3 | 10.00 | Mostly Cloudy | BKN070 | 53.1 | 51.1 | 93% | 30.23 | 1025.0 | |||||||
| 02 | 05:56 | Calm | 10.00 | Overcast | BKN060 OVC100 | 51.1 | 51.1 | 100% | 30.22 | 1024.6 | |||||||
| 02 | 04:56 | Calm | 10.00 | A Few Clouds | FEW060 | 48.2 | 0 | 0% | 30.21 | 1024.1 | |||||||
| 02 | 03:56 | Calm | 10.00 | A Few Clouds | FEW110 | 51.1 | 51.1 | 100% | 30.2 | 1023.7 | |||||||
| 02 | 02:56 | Calm | 10.00 | Fair | CLR | 53.1 | 51.1 | 93% | 30.2 | 1023.7 | |||||||
| 02 | 01:56 | Calm | 10.00 | Fair | CLR | 55.9 | 48.9 | 71.1 | 55 | 77% | 30.19 | 1023.4 | |||||
| 02 | 00:56 | Vrbl 5 | 10.00 | Fair | CLR | 57 | 48.9 | 74% | 30.16 | 1022.6 | |||||||
| 01 | 23:56 | Vrbl 5 | 10.00 | Fair | CLR | 59 | 48.9 | 69% | 30.14 | 1021.8 | |||||||
| 01 | 22:56 | Vrbl 3 | 10.00 | Fair | CLR | 61 | 48.9 | 65% | 30.13 | 1021.3 | |||||||
| 01 | 21:56 | Vrbl 7 | 10.00 | Fair | CLR | 63 | 48 | 58% | 30.1 | 1020.1 | |||||||
| 01 | 20:56 | Vrbl 6 | 10.00 | Overcast | OVC100 | 66.9 | 50 | 55% | 30.06 | 1018.9 | |||||||
| 01 | 19:56 | Calm | 10.00 | Fair | CLR | 71.1 | 46.9 | 78.1 | 71.1 | 42% | 30.04 | 1018.2 | |||||
| 01 | 18:56 | Calm | 10.00 | Partly Cloudy | SCT100 | 73 | 48.9 | 43% | 30.03 | 1017.9 | |||||||
| 01 | 17:56 | Vrbl 5 | 10.00 | Mostly Cloudy | BKN080 | 75.9 | 46 | 35% | 78 | 30.02 | 1017.8 | ||||||
| 01 | 16:56 | Calm | 10.00 | Fair | CLR | 77 | 46 | 33% | 78 | 30.01 | 1017.5 | ||||||
| 01 | 15:56 | Vrbl 5 | 10.00 | Partly Cloudy | SCT090 | 78.1 | 46 | 32% | 78 | 30.01 | 1017.2 | ||||||
| 01 | 14:56 | Calm | 10.00 | Mostly Cloudy | FEW075 BKN090 | 77 | 48 | 36% | 78 | 30 | 1017.0 | ||||||
| 01 | 13:56 | Vrbl 3 | 10.00 | A Few Clouds | FEW075 | 77 | 46.9 | 78.1 | 63 | 35% | 78 | 29.99 | 1016.6 | ||||
| 01 | 12:56 | Vrbl 3 | 10.00 | Fair | CLR | 75.9 | 48 | 37% | 78 | 30 | 1016.7 | ||||||
| 01 | 11:56 | Vrbl 3 | 10.00 | Fair | CLR | 75 | 46 | 36% | 77 | 29.99 | 1016.7 | ||||||
| 01 | 10:56 | Vrbl 3 | 10.00 | Fair | CLR | 75.9 | 48 | 37% | 78 | 29.98 | 1016.2 | ||||||
| 01 | 09:56 | Calm | 10.00 | Fair | CLR | 73 | 48.9 | 43% | 29.97 | 1016.0 | |||||||
| 01 | 08:56 | Vrbl 3 | 10.00 | Fair | CLR | 69.1 | 46.9 | 45% | 29.96 | 1015.7 | |||||||
| 01 | 07:56 | Calm | 10.00 | Fair | CLR | 63 | 48 | 63 | 50 | 58% | 29.95 | 1015.3 | |||||
| 01 | 06:56 | Calm | 10.00 | Fair | CLR | 53.1 | 53.1 | 100% | 29.93 | 1014.8 | |||||||
| 01 | 05:56 | Calm | 10.00 | Fair | CLR | 50 | 0 | 0% | 29.92 | 1014.3 | |||||||
| 01 | 04:56 | Calm | 10.00 | Fair | CLR | 51.8 | 0 | 0% | 29.91 | 1014.1 | |||||||
| 01 | 03:56 | Calm | 10.00 | Fair | CLR | 53.1 | 53.1 | 100% | 29.91 | 1014.0 | |||||||
| 01 | 02:56 | Calm | 10.00 | Partly Cloudy | SCT080 | 55 | 51.1 | 87% | 29.93 | 1014.6 | |||||||
| 01 | 01:56 | Calm | 10.00 | Mostly Cloudy | BKN085 | 57 | 46.9 | 71.1 | 57 | 69% | 29.94 | 1015.0 | |||||
| 01 | 00:56 | SE 6 | 10.00 | Fair | CLR | 61 | 46.9 | 60% | 29.96 | 1015.4 | |||||||
| 31 | 23:56 | Vrbl 3 | 10.00 | Fair | CLR | 59 | 45 | 60% | 29.96 | 1015.8 | |||||||
| 31 | 22:56 | Calm | 10.00 | Fair | CLR | 59 | 45 | 60% | 29.97 | 1016.2 | |||||||
| 31 | 21:56 | Calm | 10.00 | Fair | CLR | 59 | 46.9 | 64% | 29.97 | 1016.3 | |||||||
| 31 | 20:56 | Calm | 10.00 | Fair | CLR | 62.1 | 43 | 50% | 29.96 | 1015.9 | |||||||
| 31 | 19:56 | Calm | 10.00 | Fair | CLR | 71.1 | 41 | 77 | 71.1 | 34% | 29.95 | 1015.5 | |||||
| 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) | |||||||||||||||