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.
17 04:52 NW 9 16.09 Overcast BKN100 OVC250 21.7 15 66% 75.79 1010.5
17 03:52 N 11 16.09 Mostly Cloudy BKN110 BKN140 BKN250 21.7 15 66% 75.77 1010.0
17 02:52 NW 19 16.09 Overcast FEW065 FEW075 BKN110 OVC250 22.2 15 64% 75.77 1010.1
17 01:52 NW 13 16.09 Overcast FEW120 SCT140 OVC250 24.4 13.3 27.2 24.4 50% 26 75.77 1010.1
17 00:52 NW 24 G 41 16.09 Mostly Cloudy SCT130 BKN250 26.1 12.8 44% 26 75.77 1009.9
16 23:52 NW 26 G 43 16.09 A Few Clouds FEW130 FEW250 27.2 10 34% 27 75.72 1009.4
16 22:52 W 13 16.09 A Few Clouds FEW130 FEW250 26.1 12.8 44% 26 75.67 1008.9
16 21:52 S 17 16.09 Partly Cloudy FEW070 SCT250 26.1 12.8 44% 26 75.59 1007.7
16 20:52 S 17 16.09 Partly Cloudy FEW070 SCT250 25 15.6 56% 26 75.57 1007.2
16 19:52 S 19 16.09 Partly Cloudy FEW075 SCT250 27.2 14.4 32.2 27.2 45% 27 75.51 1006.9
16 18:52 S 19 16.09 A Few Clouds FEW075 FEW250 27.8 16.1 49% 28 75.51 1006.8
16 17:52 S 28 G 39 16.09 A Few Clouds FEW075 FEW250 31.1 13.9 35% 30 75.54 1007.1
16 16:52 S 26 16.09 A Few Clouds FEW070 FEW250 30.6 15.6 40% 30 75.57 1007.3
16 15:52 S 19 16.09 A Few Clouds FEW065 FEW250 31.1 16.1 40% 31 75.67 1008.7
16 14:52 S 19 16.09 Partly Cloudy SCT250 30.6 15.6 40% 30 75.74 1009.9
16 13:52 S 11 16.09 Mostly Cloudy BKN250 30.6 15.6 30.6 20.6 40% 30 75.84 1011.1
16 12:52 S 13 16.09 Mostly Cloudy BKN250 28.3 14.4 43% 28 75.92 1012.0
16 11:52 S 17 16.09 Overcast OVC250 26.1 13.9 47% 27 75.97 1012.8
16 10:52 S 13 16.09 Mostly Cloudy BKN250 25 15 54% 26 76.02 1013.4
16 09:52 S 15 16.09 Mostly Cloudy BKN250 23.3 14.4 57% 76.02 1013.6
16 08:52 S 13 16.09 Mostly Cloudy BKN250 21.7 14.4 63% 76.05 1013.9
16 07:52 S 6 16.09 Mostly Cloudy BKN250 20.6 15 21.7 18.9 70% 76.05 1013.9
16 06:52 S 9 16.09 Mostly Cloudy FEW150 BKN250 18.9 15 78% 76 1013.0
16 05:52 SW 7 16.09 Mostly Cloudy FEW150 BKN250 20 13.9 68% 75.97 1012.8
16 04:52 S 7 16.09 Mostly Cloudy BKN250 20.6 14.4 68% 75.95 1012.5
16 03:52 SW 7 16.09 Mostly Cloudy FEW130 BKN250 20.6 15 70% 75.95 1012.3
16 02:52 S 11 16.09 Mostly Cloudy BKN130 BKN250 21.1 14.4 66% 75.9 1011.9
16 01:52 S 11 16.09 Partly Cloudy SCT250 21.7 14.4 27.8 21.7 63% 75.95 1012.5
16 00:52 SW 7 16.09 Partly Cloudy SCT250 22.8 14.4 59% 75.97 1012.8
15 23:52 S 13 16.09 Partly Cloudy FEW150 SCT250 24.4 12.8 48% 26 75.97 1012.6
15 22:52 S 20 16.09 Partly Cloudy FEW150 SCT250 26.7 12.8 42% 27 75.95 1012.6
15 21:52 S 20 16.09 Partly Cloudy FEW110 SCT250 27.8 12.8 40% 27 75.95 1012.6
15 20:52 S 19 16.09 Mostly Cloudy FEW090 BKN250 26.7 15 49% 27 75.92 1012.2
15 19:52 S 17 16.09 Mostly Cloudy FEW100 BKN250 25.6 16.7 32.2 25.6 58% 26 75.9 1011.7
15 18:52 S 19 16.09 Mostly Cloudy FEW090 BKN250 27.2 16.7 53% 28 75.9 1011.7
15 17:52 S 19 16.09 Mostly Cloudy FEW075 BKN250 28.9 17.2 49% 29 75.92 1012.0
15 16:52 S 19 16.09 Mostly Cloudy BKN250 29.4 17.2 48% 30 75.92 1012.0
15 15:52 S 15 16.09 Mostly Cloudy BKN250 31.1 15.6 39% 31 75.95 1012.5
15 14:52 S 24 G 37 16.09 Mostly Cloudy BKN250 31.1 13.3 34% 30 76.02 1013.4
15 13:52 S 20 16.09 Mostly Cloudy BKN250 29.4 16.7 31.7 18.9 46% 30 76.05 1013.7
15 12:52 Vrbl 9 16.09 Mostly Cloudy FEW110 BKN250 31.7 15 36% 31 76.07 1014.3
15 11:52 W 13 G 28 16.09 Partly Cloudy FEW110 SCT250 30 13.9 37% 29 76.15 1015.0
15 10:52 S 9 16.09 Partly Cloudy FEW110 SCT250 27.2 16.7 53% 28 76.17 1015.7
15 09:52 S 9 16.09 Mostly Cloudy FEW110 BKN250 23.3 16.7 67% 76.2 1015.9
15 08:52 S 13 16.09 Mostly Cloudy SCT110 BKN250 20.6 16.1 76% 76.2 1015.9
15 07:52 S 15 16.09 Mostly Cloudy SCT110 BKN250 18.9 16.7 21.7 17.8 87% 76.17 1015.6
15 06:52 S 9 16.09 Mostly Cloudy FEW110 BKN250 17.8 16.7 93% 76.12 1014.8
15 05:52 S 6 16.09 Mostly Cloudy BKN250 18.3 16.7 90% 76.1 1014.6
15 04:52 SW 7 16.09 Mostly Cloudy BKN250 19.4 16.1 81% 76.07 1014.0
15 03:52 Calm 16.09 Mostly Cloudy BKN250 18.3 16.7 90% 76.07 1014.0
15 02:52 Calm 16.09 Partly Cloudy FEW150 SCT250 19.4 16.1 81% 76.05 1013.9
15 01:52 Calm 16.09 Partly Cloudy FEW120 FEW150 SCT250 20.6 16.1 26.1 20.6 76% 76.1 1014.3
15 00:52 E 7 16.09 Overcast BKN120 BKN150 OVC250 21.1 16.7 76% 76.12 1014.7
14 23:52 N 15 16.09 Overcast FEW085 BKN110 OVC250 22.2 16.1 68% 76.1 1014.6
14 22:52 NW 17 G 26 16.09 Mostly Cloudy SCT085 BKN120 BKN250 26.1 13.3 45% 26 76.07 1014.3
14 21:52 S 17 16.09 Mostly Cloudy FEW085 SCT120 BKN250 23.3 15 60% 75.97 1012.9
14 20:52 S 11 16.09 Mostly Cloudy FEW065 SCT100 BKN250 24.4 15 56% 26 75.97 1012.8
14 19:52 S 13 16.09 Mostly Cloudy FEW070 BKN150 BKN250 25.6 15 30.6 25.6 52% 26 75.95 1012.3
14 18:52 S 19 16.09 Mostly Cloudy FEW065 BKN160 BKN250 28.9 13.3 38% 28 75.95 1012.5
14 17:52 S 22 16.09 Partly Cloudy FEW070 SCT110 SCT250 27.8 15 46% 28 75.97 1012.8
14 16:52 S 22 16.09 Partly Cloudy FEW070 SCT150 SCT250 28.3 14.4 43% 28 76 1013.0
14 15:52 S 24 G 54 16.09 Partly Cloudy FEW080 SCT150 SCT250 29.4 13.9 39% 29 76.02 1013.6
14 14:52 S 22 16.09 Partly Cloudy FEW100 SCT250 28.3 13.9 41% 28 76.1 1014.6
14 13:52 S 22 16.09 Mostly Cloudy FEW100 BKN250 28.3 13.3 28.3 17.8 40% 28 76.2 1015.8
14 12:52 S 19 16.09 Mostly Cloudy FEW100 BKN250 27.8 13.9 43% 28 76.23 1016.2
14 11:52 S 24 16.09 Mostly Cloudy FEW100 BKN250 25 14.4 52% 26 76.3 1017.0
14 10:52 S 19 16.09 Mostly Cloudy FEW100 BKN240 24.4 15.6 58% 26 76.33 1017.7
14 09:52 S 15 16.09 Mostly Cloudy FEW100 BKN240 20.6 15 70% 76.38 1018.0
14 08:52 S 6 16.09 Mostly Cloudy FEW100 BKN250 19.4 13.3 68% 76.38 1018.1
14 07:52 S 7 16.09 Mostly Cloudy SCT095 BKN250 17.8 13.9 17.8 16.1 78% 76.38 1018.2
14 06:52 S 9 16.09 Partly Cloudy FEW100 SCT250 16.1 13.9 87% 76.35 1017.9
14 05:52 S 6 16.09 Mostly Cloudy BKN100 BKN250 16.1 13.9 87% 76.33 1017.5
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)