Weather observations for the past three days for
Washington/Reagan National Airport, DC
Metric (Imperial)
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.
20 01:52 S 11 16.09 Mostly Cloudy SCT100 BKN250 23.3 21.1 28.9 23.3 88% 76.28 1016.9
20 00:52 S 9 16.09 Mostly Cloudy BKN100 BKN250 23.9 21.1 84% 24 76.3 1017.2
19 23:52 S 13 16.09 Mostly Cloudy SCT110 BKN250 24.4 20.6 79% 25 76.28 1017.0
19 22:52 S 6 16.09 Mostly Cloudy FEW046 SCT110 BKN250 26.1 20 69% 27 76.28 1017.0
19 21:52 SE 6 16.09 Mostly Cloudy FEW046 FEW110 SCT170 BKN230 25.6 21.1 76% 27 76.3 1017.1
19 20:52 SW 6 16.09 Mostly Cloudy SCT046 SCT110 BKN170 27.2 19.4 62% 29 76.28 1016.9
19 19:52 Calm 16.09 Light Rain BKN046 BKN110 27.8 19.4 36.1 26.7 60% 29 76.28 1016.9 0.03
19 18:52 W 17 16.09 Light Rain SCT065CB BKN090 BKN110 28.3 18.3 55% 29 76.3 1017.1 0.03
19 17:52 SW 24 16.09 Mostly Cloudy FEW060 BKN090 BKN250 35 15 30% 35 76.28 1017.1
19 16:52 S 19 16.09 Partly Cloudy FEW060 FEW075 SCT250 35 17.2 35% 36 76.28 1017.0
19 15:52 S 28 16.09 Mostly Cloudy FEW060 SCT075 BKN250 33.9 18.9 41% 36 76.3 1017.4
19 14:52 S 13 16.09 Mostly Cloudy SCT070 BKN090 BKN250 32.2 18.3 44% 33 76.38 1018.1
19 13:52 S 20 16.09 A Few Clouds FEW075 FEW250 33.9 19.4 33.9 23.9 42% 36 76.4 1018.6
19 12:52 S 17 16.09 A Few Clouds FEW050 FEW250 33.3 19.4 44% 35 76.45 1019.2
19 11:52 S 19 16.09 A Few Clouds FEW250 30.6 19.4 51% 32 76.48 1019.6
19 10:52 S 19 16.09 A Few Clouds FEW250 28.3 18.9 57% 30 76.5 1020.1
19 09:52 S 17 16.09 Partly Cloudy SCT250 26.7 18.9 62% 28 76.53 1020.3
19 08:52 S 13 16.09 Partly Cloudy SCT250 26.1 17.8 60% 27 76.53 1020.3
19 07:52 SW 15 14.48 Partly Cloudy SCT250 23.9 17.8 24.4 22.2 69% 25 76.53 1020.3
19 06:52 S 11 16.09 Mostly Cloudy BKN250 22.2 17.8 76% 76.5 1019.9
19 05:52 S 15 16.09 Mostly Cloudy FEW150 BKN250 22.2 18.3 79% 76.48 1019.4
19 04:52 S 9 16.09 Mostly Cloudy BKN250 22.2 17.8 76% 76.45 1019.3
19 03:52 S 13 16.09 Partly Cloudy SCT250 23.3 18.3 74% 76.45 1019.2
19 02:52 S 13 16.09 A Few Clouds FEW250 23.9 18.9 74% 25 76.48 1019.6
19 01:52 S 17 11.27 A Few Clouds FEW250 24.4 19.4 29.4 24.4 74% 25 76.5 1019.9
19 00:52 S 17 16.09 A Few Clouds FEW250 25.6 19.4 69% 27 76.5 1019.9
18 23:52 S 17 16.09 Partly Cloudy SCT250 25.6 19.4 69% 27 76.5 1019.8
18 22:52 S 15 16.09 Partly Cloudy SCT250 25.6 19.4 69% 27 76.5 1020.0
18 21:52 S 15 16.09 Partly Cloudy SCT250 26.7 18.9 62% 28 76.48 1019.6
18 20:52 S 13 16.09 Partly Cloudy FEW100 SCT250 28.3 18.9 57% 30 76.43 1018.8
18 19:52 S 13 16.09 Partly Cloudy FEW075 SCT250 30 18.9 33.9 30 51% 31 76.4 1018.5
18 18:52 S 11 16.09 A Few Clouds FEW065 FEW250 32.8 17.8 41% 34 76.4 1018.7
18 17:52 S 15 16.09 A Few Clouds FEW065 FEW250 33.9 18.3 40% 35 76.4 1018.8
18 16:52 S 19 16.09 A Few Clouds FEW070 FEW250 33.9 18.3 40% 35 76.45 1019.2
18 15:52 S 13 16.09 A Few Clouds FEW060 33.9 18.9 41% 36 76.5 1019.9
18 14:52 S 13 16.09 A Few Clouds FEW060 33.9 20 44% 36 76.53 1020.3
18 13:52 S 19 16.09 A Few Clouds FEW050 FEW250 32.8 17.8 32.8 21.7 41% 34 76.56 1020.7
18 12:52 S 17 16.09 A Few Clouds FEW250 31.7 19.4 48% 33 76.61 1021.2
18 11:52 S 13 16.09 A Few Clouds FEW250 30 19.4 53% 32 76.63 1021.7
18 10:52 S 17 16.09 Partly Cloudy SCT250 27.8 19.4 60% 29 76.66 1021.8
18 09:52 S 7 16.09 Mostly Cloudy BKN250 26.1 18.9 65% 27 76.66 1021.9
18 08:52 S 9 16.09 Mostly Cloudy BKN250 23.9 18.3 71% 25 76.66 1022.1
18 06:52 S 6 16.09 Mostly Cloudy FEW160 BKN250 20.6 18.3 87% 76.61 1021.4
18 05:52 Calm 16.09 Mostly Cloudy FEW160 BKN250 20 17.2 84% 76.56 1020.6
18 04:52 S 6 16.09 Fair CLR 20.6 17.8 84% 76.53 1020.2
18 03:52 Calm 14.48 Fair CLR 20 18.3 90% 76.5 1020.0
18 02:52 NE 6 16.09 A Few Clouds FEW250 21.1 17.8 82% 76.5 1019.9
17 23:52 S 13 16.09 Partly Cloudy SCT250 22.8 17.2 71% 76.53 1020.1
17 22:52 S 11 16.09 Partly Cloudy FEW170 SCT250 23.3 18.3 74% 76.53 1020.1
17 21:52 S 9 16.09 Partly Cloudy SCT170 SCT250 23.9 17.8 69% 25 76.48 1019.6
17 20:52 S 11 14.48 Partly Cloudy FEW120 SCT250 25.6 17.2 60% 27 76.43 1019.0
17 19:52 S 15 16.09 Partly Cloudy FEW120 SCT250 27.2 16.7 31.7 26.7 53% 28 76.4 1018.7
17 18:52 S 15 16.09 Partly Cloudy FEW050 FEW120 SCT250 28.9 16.7 48% 29 76.4 1018.5
17 17:52 W 11 16.09 Partly Cloudy FEW050 FEW120 SCT250 31.1 15 38% 31 76.38 1018.3
17 16:52 NW 13 G 31 16.09 Partly Cloudy FEW055 SCT250 31.1 14.4 36% 31 76.38 1018.4
17 15:52 Vrbl 9 16.09 Mostly Cloudy FEW055 SCT090 BKN250 30.6 15.6 40% 30 76.4 1018.6
17 14:52 W 7 16.09 Mostly Cloudy FEW055 BKN090 BKN250 30.6 16.1 42% 31 76.45 1019.2
17 13:52 NW 6 16.09 Mostly Cloudy FEW050 BKN095 BKN250 28.9 16.7 29.4 20 48% 29 76.5 1019.8
17 11:52 S 13 16.09 Mostly Cloudy BKN110 BKN250 25 17.8 64% 26 76.56 1020.6
17 10:52 S 7 12.87 Light Rain BKN110 BKN250 22.2 16.7 71% 76.53 1020.4
17 08:52 S 13 16.09 Mostly Cloudy BKN150 BKN250 21.1 16.1 73% 76.53 1020.1
17 07:52 S 7 16.09 Mostly Cloudy SCT150 BKN250 20 16.1 21.1 17.8 78% 76.48 1019.4
17 06:52 S 11 16.09 Partly Cloudy FEW150 SCT250 18.3 16.1 87% 76.38 1018.3
17 05:52 Calm 16.09 Partly Cloudy SCT250 17.8 15.6 87% 76.3 1017.1
17 04:52 Calm 16.09 A Few Clouds FEW250 18.9 16.1 84% 76.3 1017.3
17 03:52 SW 6 16.09 A Few Clouds FEW250 19.4 16.1 81% 76.28 1016.7
17 02:52 SE 7 16.09 A Few Clouds FEW250 19.4 15.6 79% 76.25 1016.3
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)