Weather observations for the past three days for
Washington/Reagan National Airport, DC
Imperial (Metric)
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.
24 10:52 N 7 10.00 Mostly Cloudy FEW150 BKN250 15.1 -9.9 32% 6 30.75 1041.1
24 09:52 N 14 10.00 Mostly Cloudy SCT150 BKN250 14 -9.9 33% 0 30.74 1040.7
24 08:52 N 13 10.00 Mostly Cloudy SCT150 BKN250 12.9 -11 33% -1 30.73 1040.4
24 07:52 N 13 10.00 Mostly Cloudy BKN250 10.9 -11.9 34% -3 30.71 1039.8
24 06:52 N 16 G 25 10.00 Mostly Cloudy FEW100 BKN250 10 -11.9 18 10 36% -6 30.68 1038.8
24 05:52 NW 20 10.00 A Few Clouds FEW100 FEW250 10 -11.9 36% -8 30.67 1038.3
24 04:52 N 17 G 28 10.00 A Few Clouds FEW250 10.9 -13 33% -5 30.64 1037.4
24 03:52 N 18 10.00 A Few Clouds FEW250 12 -14.1 29% -4 30.62 1036.6
24 02:52 N 24 G 30 10.00 A Few Clouds and Breezy FEW250 14 -9 35% -4 30.6 1035.9
24 01:52 N 24 G 32 10.00 Partly Cloudy and Breezy SCT200 16 -11 29% -1 30.56 1034.8
24 00:52 N 23 G 32 10.00 Fair and Breezy CLR 18 -13 39.9 18 24% 2 30.52 1033.4
23 23:52 N 21 G 35 10.00 A Few Clouds and Breezy FEW150 19.9 -5.1 32% 5 30.49 1032.2
23 22:52 N 20 G 38 10.00 Partly Cloudy SCT190 23 -0 36% 9 30.46 1031.3
23 21:52 N 24 G 51 10.00 Mostly Cloudy and Breezy BKN190 27 1 32% 13 30.41 1029.5
23 20:52 NW 28 G 40 10.00 Mostly Cloudy and Windy BKN190 30.9 1.9 29% 17 30.35 1027.6
23 19:52 N 20 G 31 10.00 Mostly Cloudy BKN200 37 6.1 27% 27 30.3 1025.9
23 18:52 NW 20 G 29 10.00 Mostly Cloudy BKN190 39.9 9 48 39.9 28% 31 30.26 1024.4
23 17:52 N 12 10.00 Mostly Cloudy FEW170 BKN200 BKN250 41 10 28% 35 30.21 1023.0
23 16:52 W 6 10.00 Mostly Cloudy SCT170 BKN190 BKN250 45 7 21% 42 30.17 1021.7
23 15:52 W 14 G 18 10.00 Mostly Cloudy BKN170 BKN250 46.9 8.1 20% 42 30.17 1021.6
23 14:52 W 8 10.00 Mostly Cloudy SCT210 BKN250 46.9 8.1 20% 44 30.17 1021.6
23 13:52 N 8 10.00 Overcast SCT170 OVC250 43 9 25% 39 30.18 1021.9
23 12:52 N 12 10.00 Overcast OVC250 44.1 9 46 30.9 24% 39 30.2 1022.6
23 11:52 NW 9 10.00 Overcast OVC250 44.1 9 24% 40 30.23 1023.5
23 10:52 W 14 10.00 Overcast OVC250 45 7 21% 39 30.24 1024.0
23 09:52 W 9 G 23 10.00 Overcast OVC250 45 10 24% 41 30.24 1023.8
23 08:52 S 6 10.00 Overcast OVC250 34 27 76% 29 30.23 1023.7
23 07:52 S 3 10.00 Overcast OVC250 33.1 24.1 70% 30.22 1023.2
23 06:52 S 6 10.00 Overcast OVC250 32 24.1 37.9 30 73% 27 30.21 1022.8
23 05:52 S 5 10.00 Overcast OVC200 32 24.1 73% 28 30.19 1022.3
23 04:52 S 5 10.00 Mostly Cloudy BKN200 32 23 69% 28 30.18 1022.0
23 03:52 S 3 10.00 A Few Clouds FEW210 32 24.1 73% 30.18 1021.8
23 02:52 Calm 10.00 A Few Clouds FEW210 34 19 54% 30.17 1021.5
23 01:52 S 5 10.00 A Few Clouds FEW210 37 19.9 50% 34 30.16 1021.1
23 00:52 Calm 10.00 Mostly Cloudy BKN210 35.1 21.9 48.9 33.1 59% 30.16 1021.1
22 23:52 W 3 10.00 Mostly Cloudy BKN210 39 23 53% 30.16 1021.3
22 22:52 NW 7 10.00 Mostly Cloudy BKN210 43 14 31% 39 30.16 1021.2
22 21:52 W 7 10.00 Mostly Cloudy BKN220 45 15.1 30% 42 30.15 1021.0
22 20:52 W 5 10.00 Mostly Cloudy BKN220 46.9 15.1 28% 45 30.13 1020.2
22 19:52 NW 5 10.00 Mostly Cloudy BKN220 46.9 16 29% 45 30.12 1019.9
22 18:52 NW 10 10.00 Mostly Cloudy BKN220 48 17.1 55.9 45 29% 44 30.12 1019.9
22 17:52 N 7 10.00 Mostly Cloudy BKN230 48.9 18 29% 46 30.11 1019.4
22 16:52 NW 7 10.00 Mostly Cloudy BKN230 53.1 15.1 22% 30.09 1018.8
22 15:52 NW 9 10.00 Mostly Cloudy BKN240 55 15.1 21% 30.05 1017.7
22 14:52 SW 13 10.00 Mostly Cloudy BKN250 55 18 23% 30.04 1017.2
22 13:52 W 13 G 24 10.00 Mostly Cloudy BKN250 55.9 19 24% 30.05 1017.4
22 12:52 W 13 G 22 10.00 Partly Cloudy FEW060 SCT250 54 19.9 55 37.9 26% 30.05 1017.6
22 11:52 Vrbl 6 10.00 A Few Clouds FEW060 FEW250 52 24.1 34% 30.09 1018.8
22 10:52 S 9 10.00 A Few Clouds FEW060 FEW250 48 25 41% 44 30.11 1019.5
22 09:52 S 9 10.00 A Few Clouds FEW060 FEW250 45 24.1 44% 41 30.11 1019.5
22 08:52 S 6 10.00 A Few Clouds FEW060 FEW250 45 21.9 40% 42 30.11 1019.5
22 07:52 Vrbl 6 10.00 Mostly Cloudy BKN055 BKN250 41 19 41% 38 30.1 1019.3
22 06:52 SW 7 10.00 Partly Cloudy SCT055 SCT250 39 19 42.1 39 45% 35 30.07 1018.1
22 05:52 SW 9 10.00 A Few Clouds FEW070 39.9 19 43% 34 30.05 1017.5
22 04:52 SW 13 10.00 A Few Clouds FEW070 39.9 19 43% 33 30.05 1017.4
22 03:52 SW 12 10.00 Fair CLR 39.9 19 43% 34 30.05 1017.6
22 02:52 S 14 G 24 10.00 Fair CLR 41 19 41% 34 30.06 1017.9
22 01:52 S 14 G 23 10.00 Overcast BKN090 OVC110 42.1 19 40% 35 30.08 1018.6
22 00:52 S 15 10.00 Overcast OVC080 42.1 18 42.1 36 38% 35 30.09 1019.0
21 23:52 S 13 10.00 Overcast OVC090 39.9 21.9 49% 33 30.12 1020.0
21 22:52 S 15 10.00 Overcast BKN100 OVC120 39 21.9 50% 31 30.13 1020.3
21 21:52 S 14 10.00 Mostly Cloudy BKN120 39.9 15.1 36% 33 30.16 1021.1
21 20:52 S 16 10.00 Mostly Cloudy BKN120 39 18 43% 31 30.17 0.0
21 19:52 S 12 10.00 Partly Cloudy SCT150 37.9 15.1 39% 31 30.21 1023.1
21 18:52 S 8 10.00 Partly Cloudy FEW150 SCT250 36 19.9 43 36 52% 30 30.22 1023.4
21 17:52 S 10 10.00 Partly Cloudy FEW150 SCT250 37.9 19 46% 32 30.24 1023.8
21 16:52 S 14 10.00 Partly Cloudy FEW150 SCT250 39.9 15.1 36% 33 30.24 1023.9
21 15:52 S 13 10.00 Partly Cloudy FEW150 SCT250 42.1 10.9 28% 36 30.26 1024.6
21 14:52 S 16 G 25 10.00 Partly Cloudy FEW150 SCT250 41 12 30% 33 30.28 1025.4
21 13:52 S 16 10.00 A Few Clouds FEW250 41 9 27% 33 30.31 1026.4
21 12:52 S 17 10.00 A Few Clouds FEW250 37.9 7 27% 29 30.39 1028.9
21 11:52 S 10 10.00 A Few Clouds FEW250 35.1 12 38% 28 30.46 1031.4
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)