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. | ||||||||||||||||
| 22 | 23:56 | Vrbl 6 | 16.09 | Light Rain | FEW012 BKN050 OVC060 | 14 | 0 | 0% | 77.01 | 1028.1 | 0.13 | ||||||
| 22 | 22:56 | Vrbl 6 | 12.87 | Rain | FEW021 SCT055 OVC070 | 13.9 | 13.9 | 100% | 77.01 | 1028.2 | 0.33 | 0.58 | |||||
| 22 | 21:56 | Vrbl 7 | 12.87 | Light Rain | BKN012 OVC031 | 14 | 0 | 0% | 77.01 | 1027.9 | 0.13 | ||||||
| 22 | 20:56 | Vrbl 7 | 16.09 | Light Rain | OVC008 | 14 | 0 | 0% | 76.99 | 1027.7 | 0.13 | ||||||
| 22 | 19:56 | Vrbl 9 | 16.09 | Light Rain | OVC010 | 14 | 0 | 15 | 13.9 | 0% | 76.91 | 1026.7 | 0.2 | 0.91 | |||
| 22 | 18:56 | Vrbl 6 | 12.87 | Light Rain | OVC008 | 14 | 0 | 0% | 76.91 | 1026.5 | 0.08 | ||||||
| 22 | 17:56 | Vrbl 7 | 11.27 | Light Rain | BKN008 OVC021 | 14 | 0 | 0% | 76.86 | 1025.9 | 0.15 | ||||||
| 22 | 16:56 | Vrbl 9 | 16.09 | Light Rain | OVC010 | 14 | 0 | 0% | 76.84 | 1025.5 | 0.05 | 0.48 | |||||
| 22 | 15:56 | Vrbl 7 | 4.83 | Light Rain Fog/Mist | OVC008 | 14.4 | 14.4 | 100% | 76.84 | 1025.5 | 0.41 | ||||||
| 22 | 14:56 | Vrbl 6 | 9.66 | Light Rain | OVC008 | 15 | 0 | 0% | 76.84 | 1025.5 | 0.03 | ||||||
| 22 | 13:56 | Vrbl 7 | 14.48 | Light Rain | OVC008 | 15 | 15 | 15 | 13.9 | 100% | 76.81 | 1025.4 | 0.13 | 0.3 | |||
| 22 | 12:56 | Vrbl 7 | 14.48 | Light Rain | OVC006 | 14 | 0 | 0% | 76.84 | 1025.6 | 0.05 | ||||||
| 22 | 11:56 | Vrbl 6 | 6.44 | Light Rain | OVC008 | 14 | 0 | 0% | 76.84 | 1025.7 | 0.05 | ||||||
| 22 | 10:56 | Vrbl 6 | 6.44 | Light Rain | OVC008 | 14 | 0 | 0% | 76.78 | 1025.1 | 0.03 | 0.08 | |||||
| 22 | 09:56 | Vrbl 6 | 11.27 | Light Rain | OVC008 | 14.4 | 14.4 | 100% | 76.76 | 1024.7 | 0.05 | ||||||
| 22 | 08:56 | Vrbl 6 | 6.44 | Light Rain | OVC008 | 14 | 0 | 0% | 76.73 | 1024.4 | |||||||
| 22 | 07:56 | Vrbl 6 | 16.09 | Overcast | OVC008 | 14 | 0 | 16.7 | 14.4 | 0% | 76.68 | 1023.7 | 0.1 | 1.09 | |||
| 22 | 05:56 | NE 6 | 12.87 | Rain | OVC006 | 15 | 0 | 0% | 76.61 | 1022.7 | 0.23 | ||||||
| 22 | 04:56 | Vrbl 6 | 9.66 | Rain | OVC006 | 15 | 0 | 0% | 76.53 | 1021.7 | 0.08 | 0.48 | |||||
| 22 | 03:56 | NE 9 | 4.02 | Light Rain | BKN008 OVC015 | 16 | 0 | 0% | 76.53 | 1021.6 | 0.33 | ||||||
| 22 | 02:56 | Vrbl 6 | 4.83 | Light Rain | OVC006 | 17 | 0 | 0% | 76.48 | 1020.9 | 0.08 | ||||||
| 22 | 01:56 | Vrbl 6 | 3.22 | Light Rain | OVC006 | 17 | 0 | 17.2 | 16.7 | 0% | 76.5 | 1020.9 | 0.08 | 0.25 | |||
| 22 | 00:56 | Calm | 6.44 | Light Rain Fog/Mist | OVC006 | 17.2 | 17.2 | 100% | 76.53 | 1021.4 | 0.05 | ||||||
| 21 | 23:56 | Calm | 6.44 | Light Rain | OVC006 | 17 | 0 | 0% | 76.53 | 1021.4 | 0.1 | ||||||
| 21 | 21:56 | Vrbl 6 | 11.27 | Overcast | OVC008 | 17 | 0 | 0% | 76.53 | 1021.4 | |||||||
| 21 | 20:56 | Calm | 12.87 | Overcast | OVC008 | 17 | 0 | 0% | 76.48 | 1020.5 | |||||||
| 21 | 19:56 | Vrbl 9 | 16.09 | Overcast | BKN012 OVC018 | 17 | 0 | 19.4 | 17.2 | 0% | 76.4 | 1019.6 | 0.91 | ||||
| 21 | 18:56 | Vrbl 6 | 16.09 | Overcast | OVC007 | 18 | 0 | 0% | 76.4 | 1019.9 | |||||||
| 21 | 17:56 | Vrbl 6 | 16.09 | Overcast | OVC007 | 18 | 0 | 0% | 76.38 | 1019.2 | 0.25 | ||||||
| 21 | 16:56 | Calm | 6.44 | Light Rain | SCT009 BKN027 OVC037 | 18 | 0 | 0% | 76.43 | 1020.2 | 0.18 | 0.66 | |||||
| 21 | 15:56 | Calm | 14.48 | Light Rain | SCT007 SCT029 OVC043 | 19 | 0 | 0% | 76.4 | 1019.8 | 0.25 | ||||||
| 21 | 13:56 | Vrbl 6 | 9.66 | Light Rain Fog/Mist | OVC028 | 19.4 | 19.4 | 23.3 | 18.3 | 100% | 76.43 | 1019.9 | 0.08 | 0.08 | |||
| 21 | 12:56 | Vrbl 6 | 16.09 | Overcast | OVC026 | 21.1 | 16.1 | 73% | 76.45 | 1020.2 | |||||||
| 21 | 11:56 | Calm | 16.09 | Overcast | OVC024 | 21.7 | 16.7 | 73% | 76.43 | 1020.0 | |||||||
| 21 | 10:56 | Vrbl 7 | 16.09 | Mostly Cloudy | BKN020 | 22.8 | 16.7 | 69% | 76.4 | 1019.7 | |||||||
| 21 | 09:56 | Vrbl 7 | 16.09 | A Few Clouds | FEW018 | 20.6 | 16.7 | 78% | 76.4 | 1019.5 | |||||||
| 21 | 08:56 | Calm | 16.09 | A Few Clouds | FEW060 | 18.9 | 17.2 | 90% | 76.38 | 1019.3 | |||||||
| 21 | 07:56 | Vrbl 9 | 16.09 | Fair | CLR | 18.3 | 18.3 | 20.6 | 16.7 | 100% | 76.35 | 1019.0 | |||||
| 21 | 06:56 | Calm | 16.09 | Fair | CLR | 17 | 0 | 0% | 76.3 | 1018.2 | |||||||
| 21 | 05:56 | Vrbl 6 | 16.09 | A Few Clouds | FEW010 | 18.3 | 18.3 | 100% | 76.25 | 1017.6 | |||||||
| 21 | 04:56 | Calm | 16.09 | Overcast | SCT008 OVC014 | 19 | 0 | 0% | 76.2 | 1016.8 | |||||||
| 21 | 02:56 | Calm | 16.09 | Fair | CLR | 19 | 0 | 0% | 76.17 | 1016.5 | |||||||
| 21 | 01:56 | Vrbl 6 | 16.09 | Overcast | OVC060 | 20.6 | 20.6 | 23.9 | 20.6 | 100% | 76.15 | 1016.1 | |||||
| 21 | 00:56 | Calm | 16.09 | Overcast | BKN041 OVC050 | 21 | 0 | 0% | 76.15 | 1016.1 | |||||||
| 20 | 23:56 | Calm | 16.09 | Light Rain | BKN033 BKN055 OVC065 | 21.1 | 21.1 | 100% | 76.15 | 1016.1 | |||||||
| 20 | 21:56 | W 9 | 16.09 | Mostly Cloudy | FEW045 SCT055 BKN080 | 23.9 | 23.3 | 96% | 23 | 76.05 | 1014.9 | ||||||
| 20 | 20:56 | W 6 | 16.09 | Mostly Cloudy | FEW044 BKN085 | 23.9 | 23.3 | 96% | 23 | 76.02 | 1014.6 | ||||||
| 20 | 19:56 | Calm | 16.09 | Overcast | BKN050 OVC060 | 25 | 22.8 | 27.8 | 24.4 | 88% | 26 | 76 | 1014.2 | ||||
| 20 | 18:56 | Calm | 16.09 | Overcast | OVC055 | 25.6 | 22.2 | 82% | 27 | 75.97 | 1013.5 | ||||||
| 20 | 17:56 | S 7 | 16.09 | Overcast | FEW047 OVC055 | 26.7 | 21.7 | 74% | 29 | 75.97 | 1013.5 | ||||||
| 20 | 16:56 | S 7 | 16.09 | Overcast | OVC037 | 26.7 | 21.7 | 74% | 29 | 76 | 1014.1 | ||||||
| 20 | 15:56 | W 7 | 16.09 | Overcast | SCT034 SCT047 OVC095 | 27.2 | 20.6 | 67% | 29 | 76.02 | 1014.3 | ||||||
| 20 | 14:56 | W 7 | 16.09 | Overcast | SCT060 OVC090 | 27.2 | 21.1 | 69% | 29 | 76.07 | 1014.9 | ||||||
| 20 | 13:56 | Vrbl 9 | 16.09 | Mostly Cloudy | BKN070 | 26.7 | 21.1 | 27.2 | 20 | 71% | 28 | 76.12 | 1015.5 | 0.03 | |||
| 20 | 12:56 | Vrbl 9 | 16.09 | A Few Clouds | FEW021 | 27.2 | 21.1 | 69% | 29 | 76.12 | 1015.8 | ||||||
| 20 | 11:56 | S 11 | 16.09 | Overcast | BKN017 OVC090 | 25 | 20.6 | 77% | 26 | 76.17 | 1016.5 | ||||||
| 20 | 10:56 | SW 11 | 16.09 | Mostly Cloudy | FEW013 SCT100 BKN120 | 23.3 | 21.1 | 88% | 76.2 | 1017.0 | 0.03 | ||||||
| 20 | 09:56 | S 11 | 16.09 | Overcast | SCT039 SCT049 OVC100 | 21.7 | 21.7 | 100% | 76.23 | 1017.1 | |||||||
| 20 | 08:56 | S 13 | 16.09 | Overcast | BKN042 OVC055 | 20.6 | 20.6 | 100% | 76.23 | 1017.1 | 0.03 | ||||||
| 20 | 07:56 | Vrbl 7 | 2.41 | Heavy Rain Fog/Mist | FEW022 BKN034 OVC043 | 21.1 | 20.6 | 21.7 | 21.1 | 97% | 76.28 | 1017.8 | 0.36 | 0.36 | |||
| 20 | 06:56 | S 13 | 16.09 | Overcast | FEW035 SCT060 OVC085 | 21.7 | 19.4 | 87% | 76.23 | 1017.3 | |||||||
| 20 | 05:56 | S 13 | 16.09 | Overcast | FEW017 OVC037 | 21.7 | 20 | 90% | 76.23 | 1017.2 | |||||||
| 20 | 04:56 | S 13 | 16.09 | Overcast | SCT019 OVC039 | 21.7 | 20 | 90% | 76.23 | 1017.1 | |||||||
| 20 | 03:56 | S 15 | 16.09 | Overcast | BKN019 OVC041 | 21.7 | 20 | 90% | 76.23 | 1017.3 | |||||||
| 20 | 02:56 | S 13 | 16.09 | Overcast | OVC039 | 21.7 | 20 | 90% | 76.28 | 1017.8 | |||||||
| 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) | |||||||||||||||