Weather observations for the past three days for
Gaithersburg - Montgomery County Airport
| Date | Time (est) | 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. | ||||||||||||||||
| 06 | 10:56 | Calm | 10.00 | Overcast | FEW050 OVC095 | 64.9 | 54 | 68% | 29.89 | 1013.3 | |||||||
| 06 | 09:56 | Calm | 10.00 | Light Rain | BKN050 BKN060 OVC090 | 63 | 54 | 73% | 29.9 | 1013.7 | |||||||
| 06 | 08:56 | NW 5 | 10.00 | Overcast | BKN048 OVC075 | 63 | 53.1 | 70% | 29.9 | 1013.6 | |||||||
| 06 | 07:56 | NW 6 | 10.00 | Overcast | SCT050 OVC100 | 62.1 | 59 | 90% | 29.9 | 1013.7 | |||||||
| 06 | 06:56 | NW 3 | 10.00 | Overcast | OVC050 | 61 | 61 | 68 | 61 | 100% | 29.89 | 1013.1 | 0.05 | ||||
| 06 | 05:56 | NW 6 | 10.00 | Overcast | SCT033 OVC046 | 64 | 63 | 96% | 29.88 | 1013.0 | 0.04 | ||||||
| 06 | 04:56 | Calm | 3.00 | Fog/Mist | OVC004 | 66 | 66 | 100% | 29.87 | 1012.5 | 0.01 | ||||||
| 06 | 03:56 | Calm | 7.00 | Thunderstorm in Vicinity Light Rain | OVC006 | 66.2 | 0 | 0% | 29.85 | 1012.0 | |||||||
| 06 | 02:56 | Calm | 4.00 | Light Rain | OVC004 | 66.2 | 0 | 0% | 29.86 | 1012.0 | |||||||
| 06 | 01:56 | Calm | 9.00 | Overcast | OVC004 | 68 | 0 | 0% | 29.88 | 1012.8 | |||||||
| 06 | 00:56 | SW 3 | 10.00 | Overcast | OVC006 | 68 | 0 | 71.1 | 68 | 0% | 29.89 | 1013.3 | 0.14 | ||||
| 05 | 23:56 | W 7 | 10.00 | Overcast | OVC006 | 68 | 0 | 0% | 29.89 | 1013.1 | |||||||
| 05 | 22:56 | Calm | 10.00 | Overcast | OVC006 | 68 | 0 | 0% | 29.89 | 1013.3 | |||||||
| 05 | 21:56 | S 5 | 10.00 | Overcast | SCT008 BKN019 OVC075 | 68 | 0 | 0% | 29.89 | 1013.2 | 0.04 | 0.14 | |||||
| 05 | 20:54 | SW 7 | 10.00 | Light Rain | SCT010 BKN014 OVC047 | 68 | 0 | 0% | 29.9 | 1013.3 | 0.1 | ||||||
| 05 | 19:56 | S 8 | 9.00 | Light Rain | BKN015 OVC021 | 70 | 70 | 100% | 29.9 | 1013.3 | |||||||
| 05 | 18:56 | S 7 | 10.00 | Overcast | BKN014 OVC049 | 70 | 69.1 | 75 | 70 | 97% | 29.89 | 1013.2 | |||||
| 05 | 17:56 | S 9 | 10.00 | Overcast | BKN014 OVC032 | 70 | 69.1 | 97% | 29.89 | 1013.1 | |||||||
| 05 | 16:56 | S 9 | 10.00 | Overcast | BKN014 BKN019 OVC048 | 70 | 69.1 | 97% | 29.87 | 1012.5 | |||||||
| 05 | 15:56 | S 10 | 10.00 | Overcast | BKN018 BKN023 OVC034 | 72 | 68 | 87% | 29.87 | 1012.4 | |||||||
| 05 | 14:56 | S 12 G 16 | 10.00 | Overcast | BKN021 OVC026 | 73 | 66.9 | 81% | 29.87 | 1012.4 | |||||||
| 05 | 13:56 | S 12 | 10.00 | Overcast | BKN025 OVC036 | 73.9 | 66 | 76% | 29.87 | 1012.5 | |||||||
| 05 | 12:56 | S 8 | 10.00 | Overcast | BKN021 OVC028 | 73.9 | 66 | 76% | 29.89 | 1013.1 | |||||||
| 05 | 11:56 | S 9 | 10.00 | Overcast | OVC020 | 71.1 | 66.9 | 87% | 29.91 | 1013.9 | |||||||
| 05 | 10:56 | S 9 | 10.00 | Overcast | OVC018 | 71.1 | 68 | 90% | 29.93 | 1014.6 | |||||||
| 05 | 09:56 | S 6 | 10.00 | Overcast | OVC012 | 68 | 68 | 100% | 29.94 | 1014.9 | |||||||
| 05 | 08:56 | S 5 | 10.00 | Overcast | OVC008 | 66.9 | 66.9 | 100% | 29.95 | 1015.3 | |||||||
| 05 | 07:56 | S 10 | 10.00 | NULL | NULL | 66 | 66 | 100% | 29.94 | 1014.8 | |||||||
| 05 | 05:56 | S 7 | 10.00 | Light Rain | OVC013 | 64.4 | 0 | 0% | 29.93 | 1014.5 | |||||||
| 05 | 04:56 | S 7 | 10.00 | Light Rain | OVC011 | 64.9 | 64.9 | 100% | 29.93 | 1014.7 | |||||||
| 05 | 03:56 | SE 7 | 10.00 | Overcast | OVC013 | 64.4 | 0 | 0% | 29.94 | 1014.7 | 0.01 | 0.02 | |||||
| 05 | 02:56 | S 8 | 10.00 | Light Rain | BKN031 OVC047 | 64 | 64 | 100% | 29.96 | 1015.4 | |||||||
| 05 | 01:56 | SE 7 | 10.00 | Light Rain | FEW028 BKN037 OVC049 | 64 | 64 | 100% | 29.97 | 1015.8 | 0.01 | ||||||
| 05 | 00:56 | S 8 | 10.00 | Rain | BKN029 OVC043 | 64 | 64 | 66.9 | 63 | 100% | 29.97 | 1016.1 | 0.02 | 0.02 | |||
| 04 | 23:56 | SE 7 | 10.00 | Overcast | BKN037 OVC110 | 64 | 64 | 100% | 29.99 | 1016.7 | |||||||
| 04 | 22:56 | S 6 | 10.00 | Mostly Cloudy | FEW025 BKN120 | 64 | 63 | 96% | 30 | 1016.9 | |||||||
| 04 | 21:56 | SE 9 | 10.00 | Partly Cloudy | SCT019 | 64 | 61 | 90% | 30.01 | 1017.3 | |||||||
| 04 | 20:56 | SE 9 | 10.00 | Fair | CLR | 64 | 62.1 | 93% | 30.02 | 1017.7 | |||||||
| 04 | 19:56 | SE 7 | 10.00 | Fair | CLR | 64.9 | 62.1 | 90% | 30.03 | 1018.2 | |||||||
| 04 | 18:56 | S 7 | 10.00 | Fair | CLR | 66.9 | 61 | 75.9 | 64.9 | 81% | 30.05 | 1018.7 | |||||
| 04 | 17:56 | S 7 | 10.00 | Fair | CLR | 66 | 59 | 78% | 30.06 | 1019.2 | |||||||
| 04 | 16:56 | SE 8 | 10.00 | Fair | CLR | 68 | 57 | 68% | 30.05 | 1018.8 | |||||||
| 04 | 15:56 | SE 10 | 10.00 | Fair | CLR | 72 | 55 | 55% | 30.05 | 1018.9 | |||||||
| 04 | 14:56 | S 13 | 10.00 | Fair | CLR | 73.9 | 52 | 46% | 30.07 | 1019.3 | |||||||
| 04 | 13:56 | S 13 G 20 | 10.00 | Fair | CLR | 75 | 50 | 42% | 78 | 30.08 | 1019.8 | ||||||
| 04 | 12:56 | S 9 | 10.00 | Fair | CLR | 75 | 55 | 75 | 52 | 50% | 78 | 30.1 | 1020.4 | ||||
| 04 | 11:56 | S 10 | 10.00 | Fair | CLR | 75 | 57.9 | 55% | 78 | 30.13 | 1021.2 | ||||||
| 04 | 10:56 | S 7 | 10.00 | Fair | CLR | 72 | 57.9 | 61% | 30.15 | 1022.2 | |||||||
| 04 | 09:56 | S 9 G 16 | 10.00 | Fair | CLR | 66.9 | 57.9 | 73% | 30.17 | 1022.8 | |||||||
| 04 | 08:56 | S 8 | 10.00 | Fair | CLR | 64 | 57 | 78% | 30.18 | 1023.2 | |||||||
| 04 | 07:56 | S 5 | 10.00 | Fair | CLR | 57.9 | 57 | 97% | 30.18 | 1023.4 | |||||||
| 04 | 06:56 | SE 3 | 10.00 | Fair | CLR | 53.1 | 53.1 | 55.9 | 52 | 100% | 30.18 | 1023.2 | |||||
| 04 | 05:56 | SE 3 | 10.00 | Fair | CLR | 54 | 54 | 100% | 30.17 | 1023.0 | |||||||
| 04 | 04:56 | S 5 | 10.00 | Fair | CLR | 55 | 55 | 100% | 30.18 | 1023.2 | |||||||
| 04 | 03:56 | Calm | 10.00 | Fair | CLR | 53.1 | 53.1 | 100% | 30.17 | 1023.1 | |||||||
| 04 | 02:56 | SE 5 | 10.00 | Fair | CLR | 55 | 55 | 100% | 30.19 | 1023.5 | |||||||
| 04 | 01:56 | SE 7 | 10.00 | Fair | CLR | 55.9 | 54 | 93% | 30.21 | 1024.0 | |||||||
| 04 | 00:56 | SE 5 | 10.00 | Fair | CLR | 55.9 | 55 | 61 | 55.9 | 97% | 30.23 | 1024.8 | |||||
| 03 | 23:56 | SE 7 | 10.00 | Fair | CLR | 57 | 55.9 | 96% | 30.23 | 1025.0 | |||||||
| 03 | 22:56 | SE 6 | 10.00 | Fair | CLR | 57.9 | 55.9 | 93% | 30.24 | 1025.3 | |||||||
| 03 | 21:56 | SE 6 | 10.00 | Fair | CLR | 55.9 | 54 | 93% | 30.25 | 1025.5 | |||||||
| 03 | 20:56 | SE 3 | 10.00 | Fair | CLR | 59 | 55 | 87% | 30.25 | 1025.6 | |||||||
| 03 | 19:56 | SE 5 | 10.00 | Fair | CLR | 61 | 54 | 78% | 30.24 | 1025.3 | |||||||
| 03 | 18:56 | Calm | 10.00 | Fair | CLR | 61 | 54 | 73 | 61 | 78% | 30.24 | 1025.3 | |||||
| 03 | 17:56 | SE 5 | 10.00 | Fair | CLR | 62.1 | 53.1 | 73% | 30.23 | 1025.0 | |||||||
| 03 | 16:56 | SE 5 | 10.00 | Fair | CLR | 66.9 | 54 | 63% | 30.22 | 1024.7 | |||||||
| 03 | 15:56 | SE 7 | 10.00 | Fair | CLR | 70 | 54 | 57% | 30.23 | 1024.9 | |||||||
| 03 | 14:56 | SE 7 | 10.00 | Fair | CLR | 73 | 54 | 51% | 30.23 | 1025.0 | |||||||
| 03 | 13:56 | Vrbl 3 | 10.00 | Fair | CLR | 73 | 53.1 | 50% | 30.24 | 1025.4 | |||||||
| 03 | 12:56 | SW 6 | 10.00 | Fair | CLR | 72 | 52 | 72 | 45 | 50% | 30.27 | 1026.1 | |||||
| 03 | 11:56 | S 8 | 10.00 | Fair | CLR | 71.1 | 53.1 | 53% | 30.29 | 1027.0 | |||||||
| Date | Time (est) | 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) | |||||||||||||||