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.
01 13:52 NE 6 16.09 Mostly Cloudy FEW170 BKN250 18.3 4.4 40% 77.44 1032.5
01 12:52 N 6 16.09 Mostly Cloudy BKN200 BKN250 16.7 5 16.7 10 46% 77.52 1033.5
01 11:52 Calm 16.09 Mostly Cloudy FEW100 BKN250 16.7 4.4 44% 77.6 1034.6
01 10:52 NE 7 16.09 Mostly Cloudy FEW100 BKN250 16.1 5 48% 77.65 1035.1
01 09:52 Calm 16.09 Mostly Cloudy FEW100 BKN250 15 6.1 56% 77.65 1035.1
01 08:52 NE 11 16.09 Mostly Cloudy FEW160 BKN250 12.8 6.1 64% 77.65 1035.3
01 07:52 NE 7 16.09 Mostly Cloudy SCT160 BKN250 11.1 6.7 75% 77.62 1034.8
01 06:52 NE 7 16.09 Mostly Cloudy SCT160 BKN250 10 6.1 12.2 10 77% 9 77.57 1034.1
01 05:52 E 7 16.09 Mostly Cloudy BKN160 10.6 6.1 74% 77.52 1033.6
01 04:52 E 6 16.09 Mostly Cloudy BKN180 11.1 6.1 72% 77.5 1033.2
01 03:52 NE 7 16.09 Mostly Cloudy BKN200 11 8 82% 77.44 0.0
01 02:52 N 6 16.09 Overcast OVC160 12 6 67% 77.42 0.0
01 01:52 NW 6 16.09 Overcast OVC140 12 7 72% 77.44 0.0
01 01:52 N 9 16.09 Overcast OVC150 12 8 77% 77.44 0.0
01 00:52 SW 7 16.09 Overcast OVC150 12.2 6.7 69% 77.47 1032.8
31 23:52 Calm 16.09 Mostly Cloudy BKN160 12.8 7.2 69% 77.47 1032.7
31 22:52 SE 6 16.09 Overcast OVC200 13.3 7.8 70% 77.47 1032.8
31 21:52 N 7 16.09 Overcast OVC200 13.9 3.9 51% 77.44 1032.5
31 20:52 N 9 16.09 Overcast OVC170 13.9 3.9 51% 77.42 1032.1
31 19:52 NW 7 16.09 Mostly Cloudy BKN230 14.4 3.9 17.8 13.3 50% 77.42 1032.0
31 18:52 NW 7 16.09 Mostly Cloudy BKN250 14.4 3.9 50% 77.39 1031.9
31 17:52 NW 11 16.09 Overcast OVC250 15.6 3.3 44% 77.37 1031.4
31 16:52 N 17 16.09 Overcast OVC250 16.1 2.2 39% 77.34 1031.1
31 15:52 W 11 16.09 Mostly Cloudy BKN250 17.2 3.3 40% 77.32 1030.8
31 14:52 Calm 16.09 Mostly Cloudy BKN240 16.1 3.9 44% 77.34 1031.0
31 13:52 Vrbl 6 16.09 Mostly Cloudy FEW150 BKN250 16.1 3.9 16.7 9.4 44% 77.37 1031.5
31 12:52 NW 11 16.09 Mostly Cloudy FEW050 BKN250 16.7 5 46% 77.42 1032.1
31 11:52 Calm 16.09 Mostly Cloudy FEW050 BKN250 15 3.3 46% 77.44 1032.6
31 10:52 NE 15 16.09 Partly Cloudy FEW050 SCT250 15 4.4 49% 77.47 1032.7
31 09:52 NE 19 16.09 Partly Cloudy SCT250 13.3 4.4 55% 77.44 1032.5
31 08:52 NE 7 16.09 Partly Cloudy SCT250 10.6 5.6 71% 77.42 1032.1
31 07:52 N 6 16.09 Partly Cloudy FEW150 SCT250 9.4 3.9 12.8 7.8 69% 77.34 1031.2
31 06:52 N 13 16.09 A Few Clouds FEW250 8.3 3.9 74% 6 77.29 1030.3
31 05:52 N 15 16.09 A Few Clouds FEW250 8.3 3.9 74% 6 77.27 1030.0
31 04:52 Calm 16.09 A Few Clouds FEW250 10.6 4.4 66% 77.22 1029.4
31 03:52 Calm 16.09 A Few Clouds FEW250 11.7 4.4 61% 77.19 1029.0
31 02:52 NE 11 16.09 A Few Clouds FEW250 11.7 4.4 61% 77.17 1028.6
31 01:52 NE 13 16.09 A Few Clouds FEW250 12.2 5 18.3 10.6 62% 77.09 1027.7
31 00:52 N 11 16.09 A Few Clouds FEW250 12.8 3.9 55% 77.06 1027.2
30 23:52 N 11 16.09 A Few Clouds FEW250 13.3 3.9 53% 77.04 1027.1
30 22:52 N 15 16.09 A Few Clouds FEW250 13.9 4.4 53% 77.01 1026.5
30 21:52 N 19 16.09 Fair CLR 16.1 4.4 46% 76.94 1025.6
30 20:52 N 19 16.09 Fair CLR 16.7 3.3 41% 76.86 1024.6
30 19:52 N 24 16.09 Fair CLR 18.3 2.8 25 17.8 36% 76.81 1023.9
30 18:52 NW 24 16.09 A Few Clouds FEW250 19.4 3.9 36% 76.71 1022.6
30 17:52 NW 24 G 48 16.09 A Few Clouds FEW250 21.1 2.8 30% 76.63 1021.6
30 16:52 NW 30 G 43 16.09 A Few Clouds FEW250 23.3 2.2 25% 76.56 1020.5
30 15:52 N 24 16.09 A Few Clouds FEW250 24.4 5 29% 25 76.5 1019.8
30 14:52 NW 22 G 37 16.09 A Few Clouds FEW250 24.4 5.6 30% 25 76.48 1019.4
30 13:52 NW 19 G 43 16.09 A Few Clouds FEW003 FEW060 25 7.8 25 13.3 33% 25 76.48 1019.7
30 12:52 W 22 G 35 16.09 A Few Clouds FEW050 23.9 8.9 39% 25 76.53 1020.1
30 11:52 NW 35 G 48 16.09 A Few Clouds and Breezy FEW050 23.3 10 43% 76.53 1020.3
30 10:52 SE 11 16.09 A Few Clouds FEW100 19.4 13.9 71% 76.53 1020.1
30 09:52 S 11 16.09 A Few Clouds FEW100 16.1 13.9 87% 76.53 1020.3
30 08:52 S 9 14.48 A Few Clouds FEW100 15 12.2 83% 76.53 1020.3
30 07:52 S 6 16.09 A Few Clouds FEW100 13.3 12.2 14.4 12.8 93% 76.5 1019.9
30 06:52 S 7 16.09 Mostly Cloudy FEW070 BKN130 13.3 12.2 93% 76.48 1019.6
30 05:52 SW 11 16.09 A Few Clouds FEW130 13.3 12.2 93% 76.45 1019.3
30 04:52 S 9 16.09 Fair CLR 12.8 11.7 93% 76.45 1019.0
30 03:52 SW 9 16.09 Fair CLR 12.8 11.7 93% 76.48 1019.3
30 02:52 SW 6 16.09 Fair CLR 13.3 12.2 93% 76.5 1019.8
30 01:52 Calm 16.09 Fair CLR 14.4 12.8 16.7 13.9 90% 76.5 1020.0
30 00:52 SW 6 16.09 Fair CLR 14.4 12.8 90% 76.5 1020.0
29 23:52 S 7 16.09 Fair CLR 15 12.8 87% 76.53 1020.3
29 22:52 S 11 16.09 Fair CLR 15 13.3 90% 76.56 1020.4
29 21:52 S 13 16.09 Fair CLR 15.6 12.8 84% 76.56 1020.5
29 20:52 S 9 16.09 Fair CLR 16.1 12.8 81% 76.56 1020.6
29 19:52 S 11 16.09 Fair CLR 16.7 13.3 21.7 16.7 80% 76.58 1020.7
29 18:52 S 13 16.09 Fair CLR 17.8 12.8 73% 76.56 1020.6
29 17:52 S 17 G 39 16.09 A Few Clouds FEW250 19.4 12.8 66% 76.58 1020.8
29 16:52 S 15 16.09 A Few Clouds FEW250 21.1 12.8 59% 76.58 1021.0
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)