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. | ||||||||||||||||
| 02 | 17:56 | Calm | 10.00 | Fair | CLR | 27 | 15.1 | 61% | 29.82 | 1011.8 | |||||||
| 02 | 16:56 | Calm | 10.00 | Fair | CLR | 30.9 | 16 | 54% | 29.8 | 1011.3 | |||||||
| 02 | 15:56 | NW 6 | 10.00 | A Few Clouds | FEW055 | 33.1 | 16 | 49% | 28 | 29.78 | 1010.5 | ||||||
| 02 | 14:56 | Vrbl 3 | 10.00 | Overcast | OVC046 | 34 | 12.9 | 42% | 29.77 | 1010.2 | |||||||
| 02 | 13:56 | Calm | 10.00 | Overcast | OVC038 | 33.1 | 12 | 42% | 29.77 | 1010.0 | |||||||
| 02 | 12:56 | Calm | 10.00 | Overcast | OVC038 | 32 | 12.9 | 32 | 26.1 | 45% | 29.78 | 1010.5 | |||||
| 02 | 11:56 | Calm | 10.00 | Overcast | OVC042 | 30.9 | 12.9 | 47% | 29.79 | 1010.9 | |||||||
| 02 | 10:56 | SW 3 | 10.00 | Overcast | OVC040 | 30.9 | 12 | 45% | 29.81 | 1011.6 | |||||||
| 02 | 09:56 | SW 3 | 10.00 | Overcast | OVC040 | 28.9 | 10 | 45% | 29.82 | 1011.9 | |||||||
| 02 | 08:56 | Calm | 10.00 | Overcast | OVC042 | 28 | 9 | 44% | 29.82 | 1012.0 | |||||||
| 02 | 07:56 | S 5 | 10.00 | Overcast | OVC042 | 27 | 10 | 49% | 22 | 29.82 | 1011.8 | ||||||
| 02 | 06:56 | Calm | 10.00 | Overcast | OVC046 | 26.1 | 10 | 26.1 | 24.1 | 51% | 29.83 | 1012.2 | |||||
| 02 | 05:56 | S 3 | 10.00 | Overcast | FEW038 OVC050 | 25 | 10 | 53% | 29.81 | 1011.8 | |||||||
| 02 | 04:56 | SE 3 | 10.00 | Overcast | OVC038 | 25 | 9 | 50% | 29.83 | 1012.3 | |||||||
| 02 | 03:56 | Calm | 10.00 | Unknown Precip | OVC044 | 25 | 8.1 | 48% | 29.85 | 1012.7 | |||||||
| 02 | 02:56 | Calm | 10.00 | Overcast | OVC050 | 25 | 8.1 | 48% | 29.86 | 1013.1 | |||||||
| 02 | 01:56 | Calm | 10.00 | Overcast | OVC050 | 24.1 | 7 | 48% | 29.86 | 1013.2 | |||||||
| 02 | 00:56 | Calm | 10.00 | Overcast | FEW060 OVC090 | 24.1 | 7 | 24.1 | 18 | 48% | 29.88 | 1013.9 | |||||
| 01 | 23:56 | W 3 | 10.00 | Overcast | OVC060 | 24.1 | 7 | 48% | 29.9 | 1014.7 | |||||||
| 01 | 22:56 | Calm | 10.00 | Overcast | OVC060 | 23 | 8.1 | 53% | 29.91 | 1015.0 | |||||||
| 01 | 21:56 | Calm | 10.00 | Overcast | BKN060 OVC095 | 23 | 6.1 | 48% | 29.91 | 1015.1 | |||||||
| 01 | 20:56 | Calm | 10.00 | Mostly Cloudy | BKN095 | 21.9 | 3.9 | 46% | 29.91 | 1015.0 | |||||||
| 01 | 19:56 | Calm | 10.00 | Partly Cloudy | SCT120 | 19.9 | 3 | 48% | 29.92 | 1015.3 | |||||||
| 01 | 18:56 | Calm | 10.00 | Fair | CLR | 19.9 | 3 | 28.9 | 19 | 48% | 29.91 | 1015.0 | |||||
| 01 | 17:56 | Calm | 10.00 | Fair | CLR | 21.9 | 1 | 40% | 29.91 | 1014.8 | |||||||
| 01 | 16:56 | NW 6 | 10.00 | Fair | CLR | 24.1 | 1.9 | 38% | 18 | 29.91 | 1014.9 | ||||||
| 01 | 15:56 | Vrbl 6 | 10.00 | Fair | CLR | 28 | 5 | 37% | 22 | 29.91 | 1014.8 | ||||||
| 01 | 14:56 | NW 9 | 10.00 | Fair | CLR | 28 | 5 | 37% | 20 | 29.91 | 1014.9 | ||||||
| 01 | 13:56 | NW 13 G 23 | 10.00 | Fair | CLR | 28 | 3.9 | 35% | 18 | 29.9 | 1014.5 | ||||||
| 01 | 12:56 | NW 16 G 22 | 10.00 | Fair | CLR | 28.9 | 3.9 | 30 | 24.1 | 34% | 18 | 29.9 | 1014.6 | ||||
| 01 | 11:56 | NW 9 G 21 | 10.00 | Fair | CLR | 28.9 | 6.1 | 38% | 21 | 29.91 | 1014.8 | ||||||
| 01 | 10:56 | NW 17 G 24 | 10.00 | Fair | CLR | 28.9 | 7 | 39% | 18 | 29.92 | 1015.3 | ||||||
| 01 | 09:56 | NW 15 G 23 | 10.00 | Fair | CLR | 27 | 6.1 | 41% | 16 | 29.91 | 1014.9 | ||||||
| 01 | 08:56 | NW 14 G 18 | 10.00 | Fair | CLR | 27 | 10 | 49% | 16 | 29.88 | 1013.9 | ||||||
| 01 | 07:56 | NW 18 G 29 | 10.00 | Mostly Cloudy | FEW036 BKN075 | 25 | 12.9 | 60% | 12 | 29.83 | 1012.1 | ||||||
| 01 | 06:56 | NW 16 G 25 | 10.00 | Overcast | FEW032 BKN060 OVC080 | 28 | 18 | 35.1 | 28 | 66% | 17 | 29.77 | 1010.3 | ||||
| 01 | 05:56 | NW 9 G 20 | 10.00 | Overcast | OVC043 | 28.9 | 23 | 78% | 21 | 29.73 | 1008.8 | ||||||
| 01 | 04:56 | S 7 | 10.00 | Overcast | OVC055 | 35.1 | 23 | 61% | 30 | 29.62 | 1004.7 | ||||||
| 01 | 03:56 | SW 7 | 10.00 | Overcast | OVC048 | 35.1 | 23 | 61% | 30 | 29.62 | 1004.8 | ||||||
| 01 | 02:56 | SW 3 | 10.00 | Overcast | OVC050 | 33.1 | 23 | 66% | 29.62 | 1005.0 | |||||||
| 01 | 01:56 | S 6 | 10.00 | Overcast | OVC055 | 34 | 21.9 | 61% | 29 | 29.63 | 1005.3 | ||||||
| 01 | 00:56 | SW 5 | 10.00 | Overcast | OVC055 | 34 | 21.9 | 35.1 | 33.1 | 61% | 30 | 29.65 | 1005.9 | ||||
| 31 | 23:56 | Calm | 10.00 | Overcast | OVC050 | 34 | 21.9 | 61% | 29.68 | 1006.8 | |||||||
| 31 | 22:56 | Calm | 10.00 | Overcast | OVC044 | 34 | 21 | 59% | 29.7 | 1007.8 | |||||||
| 31 | 21:56 | SW 3 | 10.00 | Overcast | OVC044 | 34 | 19.9 | 56% | 29.73 | 1008.6 | |||||||
| 31 | 20:56 | S 7 | 10.00 | Overcast | OVC046 | 34 | 19.9 | 56% | 29 | 29.73 | 1008.9 | ||||||
| 31 | 19:56 | S 6 | 10.00 | Overcast | OVC060 | 34 | 18 | 52% | 29 | 29.75 | 1009.4 | ||||||
| 31 | 18:56 | S 5 | 10.00 | Overcast | OVC047 | 34 | 17.1 | 34 | 30.9 | 50% | 30 | 29.79 | 1010.7 | ||||
| 31 | 17:56 | S 5 | 10.00 | Overcast | OVC047 | 33.1 | 16 | 49% | 29 | 29.81 | 1011.3 | ||||||
| 31 | 16:56 | SW 6 | 10.00 | Overcast | OVC043 | 33.1 | 15.1 | 48% | 28 | 29.82 | 1011.6 | ||||||
| 31 | 15:56 | SW 9 | 10.00 | Overcast | OVC045 | 33.1 | 14 | 45% | 26 | 29.82 | 1011.7 | ||||||
| 31 | 14:56 | SW 6 | 10.00 | Overcast | OVC041 | 32 | 12 | 43% | 27 | 29.83 | 1012.0 | ||||||
| 31 | 13:56 | SW 9 | 10.00 | Overcast | OVC043 | 32 | 14 | 47% | 25 | 29.84 | 1012.6 | ||||||
| 31 | 12:56 | SW 8 | 10.00 | Overcast | OVC047 | 32 | 14 | 33.1 | 23 | 47% | 25 | 29.87 | 1013.4 | ||||
| 31 | 11:56 | SW 9 | 10.00 | Overcast | OVC047 | 30.9 | 14 | 49% | 24 | 29.89 | 1014.3 | ||||||
| 31 | 10:56 | W 9 | 10.00 | Partly Cloudy | SCT045 | 32 | 12.9 | 45% | 25 | 29.93 | 1015.5 | ||||||
| 31 | 09:56 | W 8 | 10.00 | Overcast | FEW060 OVC090 | 27 | 12.9 | 55% | 19 | 29.95 | 1016.1 | ||||||
| 31 | 08:56 | W 10 | 10.00 | Overcast | OVC110 | 26.1 | 12.9 | 57% | 17 | 29.95 | 1016.4 | ||||||
| 31 | 07:56 | W 5 | 10.00 | Fair | CLR | 24.1 | 12 | 60% | 19 | 29.94 | 1016.1 | ||||||
| 31 | 06:56 | W 10 | 10.00 | Fair | CLR | 24.1 | 12 | 25 | 23 | 60% | 15 | 29.94 | 1016.0 | ||||
| 31 | 05:56 | W 12 | 10.00 | Fair | CLR | 24.1 | 10.9 | 57% | 14 | 29.94 | 1015.9 | ||||||
| 31 | 04:56 | W 13 | 10.00 | Fair | CLR | 25 | 10.9 | 55% | 14 | 29.92 | 1015.2 | ||||||
| 31 | 03:56 | Vrbl 7 | 10.00 | Overcast | SCT070 OVC090 | 25 | 10.9 | 55% | 18 | 29.92 | 1015.2 | ||||||
| 31 | 02:56 | W 7 | 10.00 | Overcast | BKN080 OVC100 | 24.1 | 10.9 | 57% | 17 | 29.92 | 1015.4 | ||||||
| 31 | 01:56 | W 9 | 10.00 | Fair | CLR | 24.1 | 10.9 | 57% | 15 | 29.92 | 1015.2 | ||||||
| 31 | 00:56 | W 9 | 10.00 | Fair | CLR | 23 | 10.9 | 26.1 | 21.9 | 60% | 14 | 29.92 | 1015.4 | ||||
| 30 | 23:56 | NW 14 | 10.00 | Fair | CLR | 21.9 | 10 | 60% | 10 | 29.94 | 1015.8 | ||||||
| 30 | 22:56 | W 7 | 10.00 | Partly Cloudy | SCT046 | 23 | 10 | 57% | 16 | 29.95 | 1016.4 | ||||||
| 30 | 21:56 | W 9 | 10.00 | Partly Cloudy | SCT037 | 24.1 | 10.9 | 57% | 15 | 29.94 | 1016.0 | ||||||
| 30 | 20:56 | W 14 G 22 | 10.00 | Mostly Cloudy | BKN039 | 25 | 10.9 | 55% | 14 | 29.93 | 1015.7 | ||||||
| 30 | 19:56 | W 15 | 10.00 | Overcast | OVC045 | 25 | 10.9 | 55% | 13 | 29.93 | 1015.5 | ||||||
| 30 | 18:56 | W 16 G 23 | 10.00 | Mostly Cloudy | BKN047 | 26.1 | 10.9 | 33.1 | 26.1 | 53% | 14 | 29.93 | 1015.5 | ||||
| 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) | |||||||||||||||