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. | ||||||||||||||||
| 25 | 15:56 | NW 6 | 16.09 | Overcast | SCT011 OVC090 | 22.8 | 22.8 | 100% | 76.45 | 1020.2 | |||||||
| 25 | 14:56 | Calm | 16.09 | Light Rain | SCT013 BKN029 OVC065 | 22.2 | 21.7 | 97% | 76.45 | 1020.5 | 0.03 | ||||||
| 25 | 13:56 | NW 7 | 16.09 | Light Rain | BKN012 OVC031 | 22 | 0 | 22.2 | 17.2 | 0% | 76.48 | 1020.8 | 0.05 | ||||
| 25 | 12:56 | SW 7 | 12.87 | Light Rain | OVC007 | 21 | 0 | 0% | 76.56 | 1021.6 | 0.03 | ||||||
| 25 | 11:56 | W 11 | 11.27 | Overcast | OVC003 | 20 | 0 | 0% | 76.56 | 1021.9 | |||||||
| 25 | 10:56 | W 9 | 12.87 | Overcast | OVC003 | 19 | 0 | 0% | 76.56 | 1021.9 | 0.03 | ||||||
| 25 | 09:56 | Calm | 12.87 | Overcast | OVC003 | 19 | 0 | 0% | 76.53 | 1021.4 | 0.03 | ||||||
| 25 | 08:56 | Calm | 0.40 | Light Rain | OVC003 | 18 | 0 | 0% | 76.53 | 1021.4 | |||||||
| 25 | 07:56 | Calm | 0.80 | Light Rain | BKN003 OVC017 | 17 | 0 | 17.2 | 15.6 | 0% | 76.5 | 1021.3 | 0.03 | 0.13 | |||
| 25 | 06:56 | Calm | 0.40 | Fog | OVC003 | 17 | 0 | 0% | 76.5 | 1021.1 | |||||||
| 25 | 05:56 | Calm | 0.40 | Light Rain | OVC003 | 16 | 0 | 0% | 76.45 | 1020.6 | 0.03 | ||||||
| 25 | 04:56 | Calm | 1.21 | Light Rain | OVC001 | 16 | 0 | 0% | 76.48 | 1020.8 | 0.03 | 0.08 | |||||
| 25 | 03:56 | SE 6 | 1.21 | Light Rain | OVC001 | 16 | 0 | 0% | 76.48 | 1020.8 | 0.05 | ||||||
| 25 | 02:56 | SE 6 | 0.80 | Fog | BKN003 OVC017 | 16 | 0 | 0% | 76.48 | 1020.9 | |||||||
| 25 | 01:56 | Calm | 0.80 | Fog | BKN001 OVC019 | 16 | 0 | 16.1 | 15 | 0% | 76.5 | 1021.3 | |||||
| 25 | 00:56 | Vrbl 7 | 3.22 | Fog/Mist | OVC003 | 16 | 0 | 0% | 76.58 | 1022.2 | |||||||
| 24 | 23:56 | Calm | 4.02 | Fog/Mist | OVC003 | 16 | 0 | 0% | 76.58 | 1022.3 | |||||||
| 24 | 22:56 | SE 7 | 2.82 | Fog/Mist | OVC003 | 16 | 0 | 0% | 76.66 | 1023.3 | |||||||
| 24 | 21:56 | SE 6 | 2.41 | Fog/Mist | BKN003 OVC012 | 16 | 0 | 0% | 76.68 | 1023.5 | |||||||
| 24 | 20:56 | Calm | 3.22 | Fog/Mist | OVC003 | 16 | 0 | 0% | 76.66 | 1023.4 | |||||||
| 24 | 19:56 | Vrbl 6 | 4.02 | Fog/Mist | OVC007 | 16 | 0 | 18.3 | 15.6 | 0% | 76.66 | 1023.3 | |||||
| 24 | 18:56 | Vrbl 7 | 16.09 | Overcast | OVC009 | 17 | 0 | 0% | 76.63 | 1023.0 | |||||||
| 24 | 17:56 | Calm | 16.09 | Overcast | OVC011 | 17.8 | 17.8 | 100% | 76.63 | 1022.8 | |||||||
| 24 | 16:56 | Vrbl 6 | 16.09 | Overcast | OVC011 | 17.8 | 17.8 | 100% | 76.68 | 1023.6 | |||||||
| 24 | 15:56 | Calm | 16.09 | Overcast | OVC009 | 17.8 | 17.2 | 96% | 76.71 | 1023.8 | |||||||
| 24 | 14:56 | Calm | 16.09 | Overcast | OVC007 | 16.7 | 16.7 | 100% | 76.76 | 1024.5 | |||||||
| 24 | 13:56 | Calm | 16.09 | Overcast | OVC007 | 16 | 0 | 15.6 | 11.7 | 0% | 76.81 | 1025.4 | |||||
| 24 | 12:56 | SE 6 | 16.09 | Overcast | OVC005 | 15 | 0 | 0% | 76.86 | 1026.1 | |||||||
| 24 | 11:56 | Vrbl 6 | 16.09 | Overcast | OVC005 | 14 | 0 | 0% | 76.89 | 1026.4 | |||||||
| 24 | 10:56 | Vrbl 7 | 16.09 | Overcast | OVC005 | 14 | 0 | 0% | 76.91 | 1026.8 | |||||||
| 24 | 09:56 | Vrbl 7 | 16.09 | Overcast | OVC005 | 13 | 0 | 0% | 76.91 | 1026.9 | |||||||
| 24 | 08:56 | Calm | 16.09 | Overcast | OVC005 | 12 | 0 | 0% | 76.96 | 1027.3 | |||||||
| 24 | 07:56 | Calm | 16.09 | Overcast | OVC005 | 11 | 0 | 11.7 | 10.6 | 0% | 76.94 | 1027.1 | 1.63 | ||||
| 24 | 06:56 | Calm | 16.09 | Light Rain | OVC005 | 11 | 0 | 0% | 76.91 | 1026.9 | 0.03 | ||||||
| 24 | 05:56 | Calm | 16.09 | Light Rain | BKN005 OVC015 | 11 | 0 | 0% | 76.89 | 1026.5 | 0.23 | ||||||
| 24 | 04:56 | Calm | 9.66 | Light Rain | OVC007 | 11 | 0 | 0% | 76.86 | 1026.3 | 0.46 | 1.37 | |||||
| 24 | 03:56 | Calm | 8.05 | Rain | BKN005 OVC043 | 11 | 0 | 0% | 76.89 | 1026.7 | 0.58 | ||||||
| 24 | 02:56 | NE 6 | 9.66 | Rain | OVC005 | 11 | 0 | 0% | 76.91 | 1027.0 | 0.33 | ||||||
| 24 | 01:56 | Calm | 11.27 | Light Rain | BKN007 OVC011 | 11 | 0 | 11.1 | 10.6 | 0% | 76.94 | 1027.3 | 0.18 | 0.58 | |||
| 24 | 00:56 | Calm | 6.44 | Light Rain | OVC005 | 11 | 0 | 0% | 76.99 | 1028.0 | 0.1 | ||||||
| 23 | 23:56 | Calm | 14.48 | Light Rain | OVC005 | 11 | 0 | 0% | 76.99 | 1028.0 | 0.05 | ||||||
| 23 | 22:56 | Calm | 16.09 | Light Rain | OVC005 | 11 | 0 | 0% | 77.01 | 1028.3 | 0.15 | 0.25 | |||||
| 23 | 21:56 | Calm | 11.27 | Light Rain | OVC005 | 11 | 0 | 0% | 77.01 | 1028.4 | 0.08 | ||||||
| 23 | 20:56 | Vrbl 6 | 11.27 | Light Rain | OVC005 | 11 | 0 | 0% | 77.01 | 1028.3 | 0.03 | ||||||
| 23 | 19:56 | Vrbl 6 | 16.09 | Light Rain | OVC007 | 11 | 0 | 11.7 | 10.6 | 0% | 77.01 | 1028.2 | 0.03 | 0.66 | |||
| 23 | 18:56 | Vrbl 9 | 16.09 | Light Rain | OVC007 | 11 | 0 | 0% | 77.01 | 1028.3 | 0.18 | ||||||
| 23 | 17:56 | Vrbl 9 | 4.83 | Light Rain | OVC007 | 11 | 0 | 0% | 76.99 | 1028.0 | 0.18 | ||||||
| 23 | 16:56 | Vrbl 6 | 6.44 | Light Rain | OVC005 | 12 | 0 | 0% | 76.99 | 1027.9 | 0.28 | 0.28 | |||||
| 23 | 15:56 | Vrbl 7 | 9.66 | Overcast with Haze | OVC007 | 12 | 0 | 0% | 77.04 | 1028.6 | |||||||
| 23 | 14:56 | Vrbl 6 | 16.09 | Light Rain | OVC007 | 12 | 0 | 0% | 77.06 | 1028.8 | |||||||
| 23 | 13:56 | Calm | 12.87 | Overcast | OVC007 | 11 | 0 | 11.1 | 10 | 0% | 77.09 | 1029.4 | 0.03 | 0.69 | |||
| 23 | 12:56 | Calm | 9.66 | Light Rain | BKN009 OVC012 | 11 | 0 | 0% | 77.14 | 1030.0 | 0.08 | ||||||
| 23 | 11:56 | Calm | 4.83 | Light Rain | OVC005 | 11 | 0 | 0% | 77.14 | 1030.2 | 0.2 | ||||||
| 23 | 10:56 | Vrbl 9 | 4.83 | Rain | BKN007 OVC012 | 11 | 0 | 0% | 77.14 | 1030.0 | 0.3 | 0.38 | |||||
| 23 | 09:56 | Calm | 3.22 | Light Rain | OVC007 | 11 | 0 | 0% | 77.14 | 1030.0 | 0.05 | ||||||
| 23 | 08:56 | Calm | 2.82 | Light Rain | OVC005 | 11 | 0 | 0% | 77.11 | 1029.7 | 0.03 | ||||||
| 23 | 07:56 | Calm | 6.44 | Light Rain | OVC005 | 10 | 0 | 10 | 8.9 | 0% | 77.09 | 1029.4 | 0.03 | 0.3 | |||
| 23 | 06:56 | Vrbl 7 | 16.09 | Overcast | OVC007 | 9 | 0 | 0% | 8 | 77.04 | 1028.7 | ||||||
| 23 | 05:56 | Vrbl 7 | 14.48 | Light Rain | OVC005 | 9 | 0 | 0% | 8 | 77.01 | 1028.2 | 0.03 | |||||
| 23 | 04:56 | Vrbl 6 | 14.48 | Light Rain | OVC005 | 9 | 0 | 0% | 77.04 | 1028.5 | 0.08 | 0.25 | |||||
| 23 | 03:56 | Vrbl 6 | 16.09 | Light Rain | OVC007 | 9 | 0 | 0% | 77.04 | 1028.7 | 0.05 | ||||||
| 23 | 02:56 | Vrbl 7 | 16.09 | Light Rain | OVC007 | 9 | 0 | 0% | 8 | 77.09 | 1029.1 | 0.13 | |||||
| 23 | 01:56 | Vrbl 6 | 8.05 | Rain | OVC007 | 9 | 0 | 10.6 | 9.4 | 0% | 77.09 | 1029.4 | 0.23 | 2.01 | |||
| 23 | 00:56 | Calm | 11.27 | Light Rain | BKN007 OVC034 | 9 | 0 | 0% | 77.11 | 1029.6 | 0.46 | ||||||
| 22 | 23:56 | Vrbl 6 | 9.66 | Rain | FEW007 OVC040 | 9 | 0 | 0% | 77.11 | 1029.7 | 0.38 | ||||||
| 22 | 22:56 | Calm | 6.44 | Rain | BKN030 BKN042 OVC065 | 9 | 0 | 0% | 77.14 | 1029.8 | 0.58 | 0.94 | |||||
| 22 | 21:56 | Calm | 12.87 | Light Rain | OVC031 | 9 | 0 | 0% | 77.14 | 1029.9 | 0.2 | ||||||
| 22 | 20:56 | Vrbl 9 | 16.09 | Light Rain | FEW012 OVC033 | 9 | 0 | 0% | 8 | 77.09 | 1029.2 | 0.15 | |||||
| 22 | 19:56 | Calm | 4.02 | Light Rain | FEW012 BKN060 OVC070 | 11 | 0 | 14.4 | 10.6 | 0% | 77.06 | 1028.8 | 0.13 | 0.79 | |||
| 22 | 18:56 | Vrbl 9 | 16.09 | Light Rain | FEW010 BKN015 OVC036 | 12 | 0 | 0% | 77.04 | 1028.4 | 0.08 | ||||||
| 22 | 17:56 | Vrbl 7 | 8.05 | Light Rain | BKN012 OVC023 | 12 | 0 | 0% | 77.04 | 1028.4 | 0.1 | ||||||
| 22 | 16:56 | Vrbl 9 | 16.09 | Light Rain | OVC008 | 13 | 0 | 0% | 76.99 | 1027.9 | 0.05 | 0.48 | |||||
| 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) | |||||||||||||||