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 | 15:56 | Vrbl 3 | 10.00 | Overcast | BKN050 OVC065 | 75.9 | 63 | 64% | 78 | 30.1 | 1020.5 | ||||||
| 26 | 14:56 | Calm | 10.00 | Overcast | OVC050 | 73 | 64.9 | 76% | 30.13 | 1021.4 | |||||||
| 26 | 13:56 | S 3 | 10.00 | Overcast | BKN050 OVC070 | 73 | 66 | 73.9 | 66.9 | 79% | 30.15 | 1022.1 | |||||
| 26 | 12:56 | Calm | 10.00 | Overcast | BKN060 BKN070 OVC085 | 72 | 66.9 | 84% | 30.17 | 1022.5 | |||||||
| 26 | 11:56 | SE 5 | 10.00 | Overcast | BKN080 OVC100 | 69.1 | 68 | 96% | 30.18 | 1023.2 | |||||||
| 26 | 10:56 | SE 7 | 10.00 | Overcast | OVC070 | 68 | 68 | 100% | 30.18 | 1023.0 | |||||||
| 26 | 09:56 | Calm | 7.00 | Light Rain | FEW060 OVC080 | 69.8 | 0 | 0% | 30.18 | 1023.0 | |||||||
| 26 | 08:56 | Calm | 7.00 | Overcast | FEW037 OVC070 | 68 | 0 | 0% | 30.18 | 1022.8 | |||||||
| 26 | 07:56 | Calm | 6.00 | Light Rain | OVC070 | 66.2 | 0 | 66.9 | 63 | 0% | 30.16 | 1022.4 | 0.01 | 0.01 | |||
| 26 | 06:56 | Calm | 4.00 | Overcast with Haze | OVC085 | 64.4 | 0 | 0% | 30.14 | 1021.8 | |||||||
| 26 | 05:56 | Calm | 3.00 | Fog/Mist | BKN090 OVC110 | 64.4 | 0 | 0% | 30.12 | 1020.8 | |||||||
| 26 | 04:56 | Calm | 2.00 | Fog/Mist | OVC100 | 62.6 | 0 | 0% | 30.1 | 1020.2 | |||||||
| 26 | 03:56 | Calm | 0.75 | Fog/Mist | FEW003 BKN100 | 64.4 | 0 | 0% | 30.09 | 1019.9 | |||||||
| 26 | 02:56 | Calm | 0.50 | Fog | BKN001 OVC110 | 64.4 | 0 | 0% | 30.09 | 1019.8 | |||||||
| 26 | 01:56 | Calm | 0.50 | Fog | BKN001 | 64.4 | 0 | 70 | 64 | 0% | 30.1 | 1020.1 | |||||
| 26 | 00:56 | Calm | 1.25 | Fog/Mist | BKN003 OVC110 | 64.4 | 0 | 0% | 30.11 | 1020.5 | |||||||
| 25 | 23:56 | Calm | 2.00 | Fog/Mist | BKN065 | 64.4 | 0 | 0% | 30.11 | 1020.9 | |||||||
| 25 | 22:56 | Calm | 1.25 | Fog/Mist | CLR | 66.2 | 0 | 0% | 30.12 | 1020.9 | |||||||
| 25 | 21:56 | Calm | 8.00 | A Few Clouds | FEW065 | 68 | 0 | 0% | 30.12 | 1021.0 | |||||||
| 25 | 20:56 | Calm | 10.00 | Fair | CLR | 69.8 | 0 | 0% | 30.11 | 1020.7 | |||||||
| 25 | 19:56 | Calm | 10.00 | A Few Clouds | FEW060 | 71.1 | 71.1 | 77 | 71.1 | 100% | 30.09 | 1020.1 | 0.01 | ||||
| 25 | 18:56 | Calm | 10.00 | Fair | CLR | 73.9 | 73 | 97% | 30.09 | 1019.8 | |||||||
| 25 | 17:56 | SE 7 | 10.00 | Fair | CLR | 73.9 | 73.9 | 100% | 30.08 | 1019.7 | |||||||
| 25 | 16:56 | Calm | 10.00 | Mostly Cloudy | SCT015 BKN023 BKN110 | 75.9 | 73 | 91% | 76 | 30.09 | 1019.8 | 0.01 | |||||
| 25 | 15:56 | NW 3 | 10.00 | Overcast | SCT011 OVC090 | 73 | 73 | 100% | 30.1 | 1020.2 | |||||||
| 25 | 14:56 | Calm | 10.00 | Light Rain | SCT013 BKN029 OVC065 | 72 | 71.1 | 97% | 30.1 | 1020.5 | 0.01 | ||||||
| 25 | 13:56 | NW 5 | 10.00 | Light Rain | BKN012 OVC031 | 71.6 | 0 | 72 | 63 | 0% | 30.11 | 1020.8 | 0.02 | ||||
| 25 | 12:56 | SW 5 | 8.00 | Light Rain | OVC007 | 69.8 | 0 | 0% | 30.14 | 1021.6 | 0.01 | ||||||
| 25 | 11:56 | W 7 | 7.00 | Overcast | OVC003 | 68 | 0 | 0% | 30.14 | 1021.9 | |||||||
| 25 | 10:56 | W 6 | 8.00 | Overcast | OVC003 | 66.2 | 0 | 0% | 30.14 | 1021.9 | 0.01 | ||||||
| 25 | 09:56 | Calm | 8.00 | Overcast | OVC003 | 66.2 | 0 | 0% | 30.13 | 1021.4 | 0.01 | ||||||
| 25 | 08:56 | Calm | 0.25 | Light Rain | OVC003 | 64.4 | 0 | 0% | 30.13 | 1021.4 | |||||||
| 25 | 07:56 | Calm | 0.50 | Light Rain | BKN003 OVC017 | 62.6 | 0 | 63 | 60.1 | 0% | 30.12 | 1021.3 | 0.01 | 0.05 | |||
| 25 | 06:56 | Calm | 0.25 | Fog | OVC003 | 62.6 | 0 | 0% | 30.12 | 1021.1 | |||||||
| 25 | 05:56 | Calm | 0.25 | Light Rain | OVC003 | 60.8 | 0 | 0% | 30.1 | 1020.6 | 0.01 | ||||||
| 25 | 04:56 | Calm | 0.75 | Light Rain | OVC001 | 60.8 | 0 | 0% | 30.11 | 1020.8 | 0.01 | 0.03 | |||||
| 25 | 03:56 | SE 3 | 0.75 | Light Rain | OVC001 | 60.8 | 0 | 0% | 30.11 | 1020.8 | 0.02 | ||||||
| 25 | 02:56 | SE 3 | 0.50 | Fog | BKN003 OVC017 | 60.8 | 0 | 0% | 30.11 | 1020.9 | |||||||
| 25 | 01:56 | Calm | 0.50 | Fog | BKN001 OVC019 | 60.8 | 0 | 61 | 59 | 0% | 30.12 | 1021.3 | |||||
| 25 | 00:56 | Vrbl 5 | 2.00 | Fog/Mist | OVC003 | 60.8 | 0 | 0% | 30.15 | 1022.2 | |||||||
| 24 | 23:56 | Calm | 2.50 | Fog/Mist | OVC003 | 60.8 | 0 | 0% | 30.15 | 1022.3 | |||||||
| 24 | 22:56 | SE 5 | 1.75 | Fog/Mist | OVC003 | 60.8 | 0 | 0% | 30.18 | 1023.3 | |||||||
| 24 | 21:56 | SE 3 | 1.50 | Fog/Mist | BKN003 OVC012 | 60.8 | 0 | 0% | 30.19 | 1023.5 | |||||||
| 24 | 20:56 | Calm | 2.00 | Fog/Mist | OVC003 | 60.8 | 0 | 0% | 30.18 | 1023.4 | |||||||
| 24 | 19:56 | Vrbl 3 | 2.50 | Fog/Mist | OVC007 | 60.8 | 0 | 64.9 | 60.1 | 0% | 30.18 | 1023.3 | |||||
| 24 | 18:56 | Vrbl 5 | 10.00 | Overcast | OVC009 | 62.6 | 0 | 0% | 30.17 | 1023.0 | |||||||
| 24 | 17:56 | Calm | 10.00 | Overcast | OVC011 | 64 | 64 | 100% | 30.17 | 1022.8 | |||||||
| 24 | 16:56 | Vrbl 3 | 10.00 | Overcast | OVC011 | 64 | 64 | 100% | 30.19 | 1023.6 | |||||||
| 24 | 15:56 | Calm | 10.00 | Overcast | OVC009 | 64 | 63 | 96% | 30.2 | 1023.8 | |||||||
| 24 | 14:56 | Calm | 10.00 | Overcast | OVC007 | 62.1 | 62.1 | 100% | 30.22 | 1024.5 | |||||||
| 24 | 13:56 | Calm | 10.00 | Overcast | OVC007 | 60.8 | 0 | 60.1 | 53.1 | 0% | 30.24 | 1025.4 | |||||
| 24 | 12:56 | SE 3 | 10.00 | Overcast | OVC005 | 59 | 0 | 0% | 30.26 | 1026.1 | |||||||
| 24 | 11:56 | Vrbl 3 | 10.00 | Overcast | OVC005 | 57.2 | 0 | 0% | 30.27 | 1026.4 | |||||||
| 24 | 10:56 | Vrbl 5 | 10.00 | Overcast | OVC005 | 57.2 | 0 | 0% | 30.28 | 1026.8 | |||||||
| 24 | 09:56 | Vrbl 5 | 10.00 | Overcast | OVC005 | 55.4 | 0 | 0% | 30.28 | 1026.9 | |||||||
| 24 | 08:56 | Calm | 10.00 | Overcast | OVC005 | 53.6 | 0 | 0% | 30.3 | 1027.3 | |||||||
| 24 | 07:56 | Calm | 10.00 | Overcast | OVC005 | 51.8 | 0 | 53.1 | 51.1 | 0% | 30.29 | 1027.1 | 0.64 | ||||
| 24 | 06:56 | Calm | 10.00 | Light Rain | OVC005 | 51.8 | 0 | 0% | 30.28 | 1026.9 | 0.01 | ||||||
| 24 | 05:56 | Calm | 10.00 | Light Rain | BKN005 OVC015 | 51.8 | 0 | 0% | 30.27 | 1026.5 | 0.09 | ||||||
| 24 | 04:56 | Calm | 6.00 | Light Rain | OVC007 | 51.8 | 0 | 0% | 30.26 | 1026.3 | 0.18 | 0.54 | |||||
| 24 | 03:56 | Calm | 5.00 | Rain | BKN005 OVC043 | 51.8 | 0 | 0% | 30.27 | 1026.7 | 0.23 | ||||||
| 24 | 02:56 | NE 3 | 6.00 | Rain | OVC005 | 51.8 | 0 | 0% | 30.28 | 1027.0 | 0.13 | ||||||
| 24 | 01:56 | Calm | 7.00 | Light Rain | BKN007 OVC011 | 51.8 | 0 | 52 | 51.1 | 0% | 30.29 | 1027.3 | 0.07 | 0.23 | |||
| 24 | 00:56 | Calm | 4.00 | Light Rain | OVC005 | 51.8 | 0 | 0% | 30.31 | 1028.0 | 0.04 | ||||||
| 23 | 23:56 | Calm | 9.00 | Light Rain | OVC005 | 51.8 | 0 | 0% | 30.31 | 1028.0 | 0.02 | ||||||
| 23 | 22:56 | Calm | 10.00 | Light Rain | OVC005 | 51.8 | 0 | 0% | 30.32 | 1028.3 | 0.06 | 0.1 | |||||
| 23 | 21:56 | Calm | 7.00 | Light Rain | OVC005 | 51.8 | 0 | 0% | 30.32 | 1028.4 | 0.03 | ||||||
| 23 | 20:56 | Vrbl 3 | 7.00 | Light Rain | OVC005 | 51.8 | 0 | 0% | 30.32 | 1028.3 | 0.01 | ||||||
| 23 | 19:56 | Vrbl 3 | 10.00 | Light Rain | OVC007 | 51.8 | 0 | 53.1 | 51.1 | 0% | 30.32 | 1028.2 | 0.01 | 0.26 | |||
| 23 | 18:56 | Vrbl 6 | 10.00 | Light Rain | OVC007 | 51.8 | 0 | 0% | 30.32 | 1028.3 | 0.07 | ||||||
| 23 | 17:56 | Vrbl 6 | 3.00 | Light Rain | OVC007 | 51.8 | 0 | 0% | 30.31 | 1028.0 | 0.07 | ||||||
| 23 | 16:56 | Vrbl 3 | 4.00 | Light Rain | OVC005 | 53.6 | 0 | 0% | 30.31 | 1027.9 | 0.11 | 0.11 | |||||
| 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) | |||||||||||||||