Weather observations for the past three days for
Washington/Reagan National Airport, DC
Metric (Imperial)
Date Time (est) 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.
10 22:52 S 9 16.09 Mostly Cloudy BKN250 4.4 -3.3 58% 2 75.57 1007.2
10 21:52 Calm 16.09 Mostly Cloudy BKN250 2.8 -2.8 67% 75.64 1008.4
10 20:52 S 13 16.09 Mostly Cloudy BKN250 4.4 -5 51% 2 75.72 1009.2
10 19:52 S 15 16.09 Mostly Cloudy BKN250 4.4 -5 51% 1 75.82 1010.7
10 18:52 S 9 16.09 Partly Cloudy SCT250 4.4 -5 7.8 3.9 51% 2 75.92 1012.2
10 17:52 S 11 16.09 Partly Cloudy SCT250 6.1 -5.6 43% 4 76 1013.1
10 16:52 S 15 16.09 Partly Cloudy SCT250 7.2 -6.7 37% 5 76 1013.2
10 15:52 S 11 16.09 Mostly Cloudy BKN250 6.7 -6.7 38% 5 76.05 1013.9
10 14:52 S 6 16.09 Partly Cloudy FEW150 SCT250 7.8 -8.3 31% 76.12 1014.8
10 13:52 S 11 16.09 Partly Cloudy SCT240 5 -8.3 38% 3 76.17 1015.4
10 12:52 SW 7 16.09 Mostly Cloudy BKN220 5 -8.9 5 -1.7 36% 4 76.33 1017.5
10 11:52 S 6 16.09 Mostly Cloudy BKN230 3.3 -10.6 36% 76.38 1018.1
10 10:52 S 6 16.09 Mostly Cloudy FEW005 BKN250 2.2 -9.4 42% 76.48 1019.6
10 09:52 SE 6 16.09 Mostly Cloudy FEW130 BKN250 1.1 -8.9 48% 76.56 1020.4
10 08:52 NE 6 16.09 Partly Cloudy FEW100 SCT130 SCT250 0 -8.9 52% 76.63 1021.4
10 07:52 NE 9 16.09 Mostly Cloudy FEW060 FEW100 BKN130 BKN250 -1.1 -7.8 61% -4 76.61 1021.1
10 06:52 NE 7 16.09 Overcast SCT060 OVC110 -1.1 -8.3 -0.6 -1.7 58% -3 76.58 1020.8
10 05:52 NE 9 16.09 Overcast BKN060 OVC130 -1.1 -7.8 61% -4 76.58 1020.7
10 04:52 Calm 16.09 Overcast FEW065 OVC130 -1.1 -7.8 61% 76.58 1020.9
10 03:52 Calm 16.09 Overcast OVC065 -0.6 -11.1 45% 76.58 1020.9
10 02:52 Calm 16.09 Overcast OVC070 -0.6 -10.6 47% 76.63 1021.6
10 01:52 S 6 16.09 Overcast OVC075 -1.1 -10.6 49% 76.68 1022.1
10 00:52 S 6 16.09 Overcast OVC075 -1.1 -9.4 0 -1.7 54% 76.68 1022.4
09 23:52 S 6 16.09 Overcast OVC075 -0.6 -13.3 38% 76.76 1023.2
09 22:52 S 11 16.09 Overcast OVC075 -0.6 -11.1 45% -4 76.76 1023.4
09 21:52 S 9 16.09 Overcast OVC075 -1.1 -8.3 58% -4 76.84 1024.2
09 20:52 Calm 16.09 Overcast OVC080 -1.1 -7.2 64% 76.86 1024.7
09 19:52 Calm 16.09 Mostly Cloudy BKN200 -1.1 -11.1 47% 76.89 1024.8
09 18:52 SW 7 16.09 Mostly Cloudy FEW150 BKN250 -0.6 -15 1.1 -1.1 33% -3 76.86 1024.7
09 17:52 Calm 16.09 Mostly Cloudy FEW150 BKN230 0.6 -17.8 24% 76.84 1024.2
09 16:52 Calm 16.09 Mostly Cloudy SCT150 BKN210 0.6 -16.7 26% 76.86 1024.5
09 15:52 E 6 16.09 Mostly Cloudy BKN150 BKN250 0 -15 32% 76.89 1024.9
09 14:52 N 9 16.09 Partly Cloudy SCT250 0.6 -16.7 26% -2 76.96 1025.9
09 13:52 NW 11 16.09 A Few Clouds FEW250 0 -17.2 26% -3 76.99 1026.2
09 12:52 Vrbl 7 16.09 A Few Clouds FEW250 -1.1 -17.2 -1.1 -9.4 29% -3 77.06 1027.2
09 11:52 NW 13 16.09 A Few Clouds FEW250 -2.2 -17.8 29% -6 77.17 1028.8
09 10:52 N 15 16.09 A Few Clouds FEW250 -3.9 -17.8 33% -9 77.22 1029.2
09 09:52 N 13 16.09 A Few Clouds FEW250 -5.6 -17.8 38% -10 77.24 1029.5
09 08:52 N 15 16.09 A Few Clouds FEW250 -7.2 -18.9 39% -13 77.24 1029.7
09 07:52 N 13 16.09 Fair CLR -8.9 -18.9 45% -14 77.24 1029.6
09 06:52 NW 15 16.09 Fair CLR -9.4 -18.9 -7.2 -9.4 46% -15 77.22 1029.3
09 05:52 NW 13 16.09 Fair CLR -9.4 -18.9 46% -15 77.22 1029.1
09 04:52 NW 20 16.09 Fair CLR -8.3 -18.9 43% -15 77.17 1028.8
09 03:52 NW 15 16.09 Fair CLR -8.3 -18.9 43% -14 77.17 1028.6
09 02:52 NW 19 16.09 Fair CLR -8.3 -18.3 45% -15 77.17 1028.6
09 01:52 NW 17 16.09 Fair CLR -8.3 -18.3 45% -15 77.17 1028.5
09 00:52 NW 17 16.09 Fair CLR -7.8 -18.9 -5.6 -7.8 41% -14 77.17 1028.7
08 23:52 NW 20 16.09 Fair CLR -7.2 -18.9 39% -14 77.17 1028.8
08 22:52 NW 28 16.09 Fair CLR -6.7 -17.8 41% -14 77.19 1028.8
08 21:52 NW 22 16.09 Fair CLR -6.7 -17.8 41% -14 77.19 1029.1
08 20:52 N 19 16.09 Fair CLR -6.1 -18.3 38% -12 77.19 1028.9
08 19:52 N 17 16.09 Fair CLR -6.1 -17.8 39% -12 77.17 1028.6
08 18:52 NW 19 G 33 16.09 Fair CLR -5.6 -17.8 -3.9 -5.6 38% -12 77.14 1028.3
08 17:52 NW 24 G 41 16.09 Fair CLR -5.6 -18.3 36% -12 77.09 1027.6
08 16:52 NW 30 16.09 Fair CLR -4.4 -17.8 35% -12 77.04 1027.0
08 15:52 NW 37 G 57 16.09 A Few Clouds and Breezy FEW050 FEW250 -3.9 -16.7 37% -12 76.99 1026.2
08 14:52 NW 35 G 56 16.09 Partly Cloudy and Breezy SCT050 SCT250 -3.9 -17.2 35% -12 76.96 1025.9
08 13:52 NW 31 G 48 16.09 Partly Cloudy SCT055 SCT250 -3.9 -16.1 39% -11 76.96 1026.1
08 12:52 NW 28 G 41 16.09 Partly Cloudy SCT050 SCT250 -5 -16.7 -5 -10 40% -12 77.01 1026.5
08 11:52 N 30 G 48 16.09 Partly Cloudy SCT040 SCT250 -6.1 -17.2 41% -14 77.06 1027.1
08 10:52 NW 28 G 44 16.09 A Few Clouds FEW040 FEW250 -6.7 -17.8 41% -14 77.09 1027.5
08 09:52 NW 31 G 48 16.09 A Few Clouds FEW040 FEW250 -7.2 -18.3 41% -15 77.09 1027.6
08 08:52 N 22 G 41 16.09 A Few Clouds FEW040 FEW250 -8.3 -18.9 43% -16 77.11 1028.1
08 07:52 NW 13 16.09 A Few Clouds FEW040 FEW250 -9.4 -19.4 44% -15 77.09 1027.8
08 06:52 W 17 16.09 A Few Clouds FEW020 FEW200 -10 -19.4 -8.9 -10 47% -17 77.06 1027.2
08 05:52 NW 19 16.09 Fair CLR -9.4 -19.4 44% -16 77.01 1026.6
08 04:52 NW 19 G 39 16.09 Fair CLR -9.4 -19.4 44% -16 76.94 1025.6
08 03:52 NW 22 G 37 16.09 Fair CLR -9.4 -19.4 44% -17 76.89 1025.1
08 02:52 NW 22 G 39 16.09 Fair CLR -9.4 -19.4 44% -17 76.89 1025.0
08 01:52 NW 31 G 50 16.09 Fair CLR -8.9 -20 41% -18 76.86 1024.5
08 00:52 NW 30 G 52 16.09 Fair CLR -8.9 -19.4 -7.2 -8.9 43% -17 76.81 1024.1
07 23:52 NW 31 G 56 16.09 Fair CLR -8.3 -19.4 41% -17 76.81 1023.7
Date Time (est) 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)