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. | ||||||||||||||||
| 23 | 14:56 | Vrbl 6 | 10.00 | Overcast | OVC025 | 62.1 | 55.9 | 80% | 30.38 | 1030.1 | |||||||
| 23 | 13:56 | Vrbl 6 | 10.00 | Overcast | FEW019 OVC025 | 60.1 | 55 | 60.1 | 53.1 | 84% | 30.4 | 1030.5 | |||||
| 23 | 12:56 | Vrbl 3 | 10.00 | Overcast | FEW011 BKN021 OVC043 | 57.9 | 57 | 97% | 30.41 | 1031.0 | |||||||
| 23 | 11:56 | Calm | 5.00 | Light Rain Fog/Mist | BKN007 OVC012 | 55 | 55 | 100% | 30.42 | 1031.4 | |||||||
| 23 | 10:56 | Calm | 10.00 | Overcast | OVC016 | 54 | 53.1 | 97% | 30.42 | 1031.6 | |||||||
| 23 | 09:56 | Vrbl 5 | 10.00 | Overcast | OVC020 | 53.1 | 52 | 96% | 30.41 | 1031.1 | |||||||
| 23 | 08:56 | Vrbl 5 | 10.00 | Overcast | BKN020 OVC027 | 53.1 | 53.1 | 100% | 30.39 | 1030.5 | |||||||
| 23 | 07:56 | Vrbl 5 | 10.00 | Overcast | OVC025 | 53.1 | 53.1 | 55.9 | 53.1 | 100% | 30.38 | 1030.1 | 0.01 | ||||
| 23 | 06:56 | Calm | 10.00 | Overcast | FEW032 OVC043 | 54 | 54 | 100% | 30.35 | 1029.2 | |||||||
| 23 | 05:56 | Vrbl 3 | 10.00 | Overcast | FEW017 OVC028 | 55.4 | 0 | 0% | 30.35 | 1029.0 | |||||||
| 23 | 04:56 | Calm | 10.00 | Overcast | OVC026 | 55.4 | 0 | 0% | 30.33 | 1028.5 | 0.01 | ||||||
| 23 | 03:56 | Vrbl 5 | 10.00 | Overcast | FEW032 BKN043 OVC050 | 55.4 | 0 | 0% | 30.32 | 1028.1 | |||||||
| 23 | 02:56 | Vrbl 3 | 10.00 | Overcast | BKN048 OVC055 | 55.4 | 0 | 0% | 30.32 | 1028.0 | 0.01 | ||||||
| 23 | 01:56 | Vrbl 3 | 5.00 | Light Rain | OVC046 | 55.4 | 0 | 57 | 55.9 | 0% | 30.33 | 1028.3 | 0.02 | 0.36 | |||
| 23 | 00:56 | Calm | 10.00 | Light Rain | FEW012 BKN055 OVC070 | 55.4 | 0 | 0% | 30.33 | 1028.3 | 0.06 | ||||||
| 22 | 23:56 | Vrbl 3 | 10.00 | Light Rain | FEW012 BKN050 OVC060 | 57.2 | 0 | 0% | 30.32 | 1028.1 | 0.05 | ||||||
| 22 | 22:56 | Vrbl 3 | 8.00 | Rain | FEW021 SCT055 OVC070 | 57 | 57 | 100% | 30.32 | 1028.2 | 0.13 | 0.23 | |||||
| 22 | 21:56 | Vrbl 5 | 8.00 | Light Rain | BKN012 OVC031 | 57.2 | 0 | 0% | 30.32 | 1027.9 | 0.05 | ||||||
| 22 | 20:56 | Vrbl 5 | 10.00 | Light Rain | OVC008 | 57.2 | 0 | 0% | 30.31 | 1027.7 | 0.05 | ||||||
| 22 | 19:56 | Vrbl 6 | 10.00 | Light Rain | OVC010 | 57.2 | 0 | 59 | 57 | 0% | 30.28 | 1026.7 | 0.08 | 0.36 | |||
| 22 | 18:56 | Vrbl 3 | 8.00 | Light Rain | OVC008 | 57.2 | 0 | 0% | 30.28 | 1026.5 | 0.03 | ||||||
| 22 | 17:56 | Vrbl 5 | 7.00 | Light Rain | BKN008 OVC021 | 57.2 | 0 | 0% | 30.26 | 1025.9 | 0.06 | ||||||
| 22 | 16:56 | Vrbl 6 | 10.00 | Light Rain | OVC010 | 57.2 | 0 | 0% | 30.25 | 1025.5 | 0.02 | 0.19 | |||||
| 22 | 15:56 | Vrbl 5 | 3.00 | Light Rain Fog/Mist | OVC008 | 57.9 | 57.9 | 100% | 30.25 | 1025.5 | 0.16 | ||||||
| 22 | 14:56 | Vrbl 3 | 6.00 | Light Rain | OVC008 | 59 | 0 | 0% | 30.25 | 1025.5 | 0.01 | ||||||
| 22 | 13:56 | Vrbl 5 | 9.00 | Light Rain | OVC008 | 59 | 59 | 59 | 57 | 100% | 30.24 | 1025.4 | 0.05 | 0.12 | |||
| 22 | 12:56 | Vrbl 5 | 9.00 | Light Rain | OVC006 | 57.2 | 0 | 0% | 30.25 | 1025.6 | 0.02 | ||||||
| 22 | 11:56 | Vrbl 3 | 4.00 | Light Rain | OVC008 | 57.2 | 0 | 0% | 30.25 | 1025.7 | 0.02 | ||||||
| 22 | 10:56 | Vrbl 3 | 4.00 | Light Rain | OVC008 | 57.2 | 0 | 0% | 30.23 | 1025.1 | 0.01 | 0.03 | |||||
| 22 | 09:56 | Vrbl 3 | 7.00 | Light Rain | OVC008 | 57.9 | 57.9 | 100% | 30.22 | 1024.7 | 0.02 | ||||||
| 22 | 08:56 | Vrbl 3 | 4.00 | Light Rain | OVC008 | 57.2 | 0 | 0% | 30.21 | 1024.4 | |||||||
| 22 | 07:56 | Vrbl 3 | 10.00 | Overcast | OVC008 | 57.2 | 0 | 62.1 | 57.9 | 0% | 30.19 | 1023.7 | 0.04 | 0.43 | |||
| 22 | 05:56 | NE 3 | 8.00 | Rain | OVC006 | 59 | 0 | 0% | 30.16 | 1022.7 | 0.09 | ||||||
| 22 | 04:56 | Vrbl 3 | 6.00 | Rain | OVC006 | 59 | 0 | 0% | 30.13 | 1021.7 | 0.03 | 0.19 | |||||
| 22 | 03:56 | NE 6 | 2.50 | Light Rain | BKN008 OVC015 | 60.8 | 0 | 0% | 30.13 | 1021.6 | 0.13 | ||||||
| 22 | 02:56 | Vrbl 3 | 3.00 | Light Rain | OVC006 | 62.6 | 0 | 0% | 30.11 | 1020.9 | 0.03 | ||||||
| 22 | 01:56 | Vrbl 3 | 2.00 | Light Rain | OVC006 | 62.6 | 0 | 63 | 62.1 | 0% | 30.12 | 1020.9 | 0.03 | 0.1 | |||
| 22 | 00:56 | Calm | 4.00 | Light Rain Fog/Mist | OVC006 | 63 | 63 | 100% | 30.13 | 1021.4 | 0.02 | ||||||
| 21 | 23:56 | Calm | 4.00 | Light Rain | OVC006 | 62.6 | 0 | 0% | 30.13 | 1021.4 | 0.04 | ||||||
| 21 | 21:56 | Vrbl 3 | 7.00 | Overcast | OVC008 | 62.6 | 0 | 0% | 30.13 | 1021.4 | |||||||
| 21 | 20:56 | Calm | 8.00 | Overcast | OVC008 | 62.6 | 0 | 0% | 30.11 | 1020.5 | |||||||
| 21 | 19:56 | Vrbl 6 | 10.00 | Overcast | BKN012 OVC018 | 62.6 | 0 | 66.9 | 63 | 0% | 30.08 | 1019.6 | 0.36 | ||||
| 21 | 18:56 | Vrbl 3 | 10.00 | Overcast | OVC007 | 64.4 | 0 | 0% | 30.08 | 1019.9 | |||||||
| 21 | 17:56 | Vrbl 3 | 10.00 | Overcast | OVC007 | 64.4 | 0 | 0% | 30.07 | 1019.2 | 0.1 | ||||||
| 21 | 16:56 | Calm | 4.00 | Light Rain | SCT009 BKN027 OVC037 | 64.4 | 0 | 0% | 30.09 | 1020.2 | 0.07 | 0.26 | |||||
| 21 | 15:56 | Calm | 9.00 | Light Rain | SCT007 SCT029 OVC043 | 66.2 | 0 | 0% | 30.08 | 1019.8 | 0.1 | ||||||
| 21 | 13:56 | Vrbl 3 | 6.00 | Light Rain Fog/Mist | OVC028 | 66.9 | 66.9 | 73.9 | 64.9 | 100% | 30.09 | 1019.9 | 0.03 | 0.03 | |||
| 21 | 12:56 | Vrbl 3 | 10.00 | Overcast | OVC026 | 70 | 61 | 73% | 30.1 | 1020.2 | |||||||
| 21 | 11:56 | Calm | 10.00 | Overcast | OVC024 | 71.1 | 62.1 | 73% | 30.09 | 1020.0 | |||||||
| 21 | 10:56 | Vrbl 5 | 10.00 | Mostly Cloudy | BKN020 | 73 | 62.1 | 69% | 30.08 | 1019.7 | |||||||
| 21 | 09:56 | Vrbl 5 | 10.00 | A Few Clouds | FEW018 | 69.1 | 62.1 | 78% | 30.08 | 1019.5 | |||||||
| 21 | 08:56 | Calm | 10.00 | A Few Clouds | FEW060 | 66 | 63 | 90% | 30.07 | 1019.3 | |||||||
| 21 | 07:56 | Vrbl 6 | 10.00 | Fair | CLR | 64.9 | 64.9 | 69.1 | 62.1 | 100% | 30.06 | 1019.0 | |||||
| 21 | 06:56 | Calm | 10.00 | Fair | CLR | 62.6 | 0 | 0% | 30.04 | 1018.2 | |||||||
| 21 | 05:56 | Vrbl 3 | 10.00 | A Few Clouds | FEW010 | 64.9 | 64.9 | 100% | 30.02 | 1017.6 | |||||||
| 21 | 04:56 | Calm | 10.00 | Overcast | SCT008 OVC014 | 66.2 | 0 | 0% | 30 | 1016.8 | |||||||
| 21 | 02:56 | Calm | 10.00 | Fair | CLR | 66.2 | 0 | 0% | 29.99 | 1016.5 | |||||||
| 21 | 01:56 | Vrbl 3 | 10.00 | Overcast | OVC060 | 69.1 | 69.1 | 75 | 69.1 | 100% | 29.98 | 1016.1 | |||||
| 21 | 00:56 | Calm | 10.00 | Overcast | BKN041 OVC050 | 69.8 | 0 | 0% | 29.98 | 1016.1 | |||||||
| 20 | 23:56 | Calm | 10.00 | Light Rain | BKN033 BKN055 OVC065 | 70 | 70 | 100% | 29.98 | 1016.1 | |||||||
| 20 | 21:56 | W 6 | 10.00 | Mostly Cloudy | FEW045 SCT055 BKN080 | 75 | 73.9 | 96% | 73 | 29.94 | 1014.9 | ||||||
| 20 | 20:56 | W 3 | 10.00 | Mostly Cloudy | FEW044 BKN085 | 75 | 73.9 | 96% | 73 | 29.93 | 1014.6 | ||||||
| 20 | 19:56 | Calm | 10.00 | Overcast | BKN050 OVC060 | 77 | 73 | 82 | 75.9 | 88% | 78 | 29.92 | 1014.2 | ||||
| 20 | 18:56 | Calm | 10.00 | Overcast | OVC055 | 78.1 | 72 | 82% | 80 | 29.91 | 1013.5 | ||||||
| 20 | 17:56 | S 5 | 10.00 | Overcast | FEW047 OVC055 | 80.1 | 71.1 | 74% | 84 | 29.91 | 1013.5 | ||||||
| 20 | 16:56 | S 5 | 10.00 | Overcast | OVC037 | 80.1 | 71.1 | 74% | 84 | 29.92 | 1014.1 | ||||||
| 20 | 15:56 | W 5 | 10.00 | Overcast | SCT034 SCT047 OVC095 | 81 | 69.1 | 67% | 84 | 29.93 | 1014.3 | ||||||
| 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) | |||||||||||||||