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.
29 12:52 S 9 16.09 Partly Cloudy SCT030 20 12.8 63% 76.81 1024.0
29 11:52 S 13 16.09 Mostly Cloudy BKN029 18.9 12.8 68% 76.89 1024.9
29 10:52 S 11 16.09 A Few Clouds FEW030 FEW200 17.8 13.3 75% 76.94 1025.5
29 09:52 S 9 16.09 A Few Clouds FEW030 FEW120 16.1 13.3 84% 76.96 1026.1
29 08:52 S 7 16.09 Partly Cloudy FEW032 SCT120 15 12.8 87% 76.96 1025.9
29 07:52 S 7 16.09 Mostly Cloudy BKN032 13.9 12.2 14.4 12.8 90% 76.94 1025.8
29 06:52 Calm 16.09 Overcast OVC032 14.4 12.2 87% 76.94 1025.7
29 05:52 S 7 16.09 Overcast OVC031 13.9 12.2 90% 76.94 1025.6
29 04:52 S 6 16.09 Overcast OVC031 13.9 12.2 90% 76.94 1025.7
29 03:52 Calm 16.09 Overcast OVC032 13.3 11.1 87% 76.96 1026.1
29 02:52 Calm 16.09 Overcast OVC032 13.3 9.4 77% 77.01 1026.5
29 01:52 Calm 16.09 Overcast OVC034 12.8 9.4 16.1 11.7 80% 77.04 1026.8
29 00:52 NE 9 16.09 A Few Clouds FEW130 FEW150 11.7 9.4 86% 77.04 1027.1
28 23:52 E 7 16.09 Partly Cloudy SCT150 13.3 10 81% 77.06 1027.2
28 22:52 Calm 16.09 A Few Clouds FEW150 13.9 10 78% 77.06 1027.5
28 21:52 Calm 16.09 Overcast OVC250 15 10 72% 77.09 1027.6
28 20:52 Calm 16.09 Overcast OVC250 15.6 8.3 62% 77.09 1027.7
28 19:52 Calm 16.09 Overcast OVC250 16.1 7.8 20 16.1 58% 77.09 1027.9
28 18:52 Calm 16.09 Mostly Cloudy BKN250 16.7 7.8 56% 77.09 1027.7
28 17:52 E 6 16.09 Mostly Cloudy BKN250 17.2 8.3 56% 77.06 1027.5
28 16:52 E 13 16.09 Mostly Cloudy BKN250 18.3 6.7 47% 77.09 1027.8
28 15:52 SE 9 16.09 Mostly Cloudy BKN250 18.9 7.8 49% 77.09 1027.7
28 14:52 S 11 16.09 Mostly Cloudy FEW030 BKN250 19.4 7.8 47% 77.14 1028.3
28 13:52 S 6 16.09 Mostly Cloudy FEW030 BKN250 19.4 8.3 20.6 10.6 49% 77.17 1028.6
28 12:52 E 9 16.09 Mostly Cloudy FEW030 FEW090 BKN250 19.4 8.9 51% 77.22 1029.5
28 11:52 NE 6 16.09 Mostly Cloudy BKN250 18.3 10 59% 77.29 1030.2
28 10:52 N 7 16.09 Mostly Cloudy BKN250 15.6 11.1 75% 77.32 1030.7
28 09:52 NE 7 16.09 Partly Cloudy FEW090 SCT250 13.9 11.1 83% 77.34 1031.0
28 08:52 NE 9 16.09 Fog in Vicinity FEW000 FEW090 SCT250 12.2 10.6 90% 77.32 1030.7
28 07:52 N 9 16.09 Fog in Vicinity FEW000 FEW090 SCT250 10.6 9.4 13.3 10.6 92% 77.29 1030.3
28 06:52 N 6 16.09 A Few Clouds FEW250 11.1 10 93% 77.24 1029.8
28 05:52 NE 7 16.09 Fair CLR 11.1 10 93% 77.22 1029.4
28 04:52 NE 6 12.87 Fair CLR 11.1 10 93% 77.17 1028.7
28 03:52 NE 7 12.87 Fair CLR 11.7 10.6 93% 77.17 1028.7
28 02:52 E 7 16.09 Fair CLR 12.2 11.1 93% 77.19 1028.8
28 01:52 Calm 16.09 Fair CLR 13.3 11.1 17.8 13.3 87% 77.19 1028.9
28 00:52 Calm 16.09 Fair CLR 13.9 11.1 83% 77.19 1028.8
27 23:52 S 6 16.09 Fair CLR 13.9 11.1 83% 77.17 1028.6
27 22:52 Calm 16.09 Fair CLR 14.4 10.6 78% 77.14 1028.3
27 21:52 NE 6 16.09 Fair CLR 15.6 11.1 75% 77.09 1027.6
27 20:52 Calm 16.09 Fair CLR 16.1 9.4 65% 77.04 1027.2
27 19:52 Calm 16.09 A Few Clouds FEW250 17.8 10 22.2 16.7 60% 77.04 1027.0
27 18:52 E 9 16.09 Partly Cloudy SCT250 17.8 11.1 65% 77.01 1026.7
27 17:52 E 9 16.09 A Few Clouds FEW250 18.9 11.1 61% 76.99 1026.2
27 16:52 Calm 16.09 Fair CLR 20.6 10.6 53% 76.99 1026.2
27 15:52 E 6 16.09 Fair CLR 21.1 10.6 51% 76.99 1026.3
27 14:52 Calm 16.09 Fair CLR 21.7 10 47% 76.99 1026.4
27 13:52 Calm 14.48 Fair CLR 20.6 10 20.6 10.6 51% 77.04 1027.0
27 12:52 NE 11 16.09 Fair CLR 20 10.6 55% 77.09 1027.7
27 11:52 NE 11 16.09 Fair CLR 19.4 10.6 57% 77.11 1028.0
27 10:52 N 9 16.09 Fair CLR 17.8 9.4 58% 77.11 1028.0
27 09:52 NE 6 16.09 Fair CLR 16.1 10 67% 77.11 1027.9
27 08:52 N 9 16.09 Fair CLR 13.3 9.4 77% 77.09 1027.6
27 07:52 N 9 16.09 A Few Clouds FEW250 10.6 8.3 12.2 10 86% 77.01 1026.7
27 06:52 N 9 16.09 Fair CLR 11.1 7.8 80% 76.94 1025.6
27 05:52 Calm 16.09 Fair CLR 11.7 10.6 93% 76.89 1024.9
27 04:52 Calm 16.09 Fair CLR 11.1 9.4 89% 76.86 1024.5
27 03:52 Calm 16.09 Fair CLR 11.7 10.6 93% 76.81 1023.8
27 02:52 Calm 16.09 Fair CLR 11.7 10.6 93% 76.81 1023.7
27 01:52 Calm 16.09 A Few Clouds FEW250 11.7 9.4 16.7 11.7 86% 76.78 1023.6
27 00:52 Calm 16.09 A Few Clouds FEW250 12.2 8.9 80% 76.78 1023.7
26 23:52 Calm 16.09 Mostly Cloudy FEW130 BKN250 13.3 8.9 75% 76.81 1023.8
26 22:52 Calm 16.09 Fair CLR 14.4 9.4 72% 76.81 1023.9
26 21:52 SW 7 16.09 Fair CLR 13.9 8.9 72% 76.81 1023.9
26 20:52 S 6 16.09 Fair CLR 15.6 8.3 62% 76.78 1023.7
26 19:52 Calm 16.09 A Few Clouds FEW250 16.1 9.4 22.2 15.6 65% 76.78 1023.7
26 18:52 W 6 16.09 A Few Clouds FEW250 19.4 6.7 44% 76.76 1023.4
26 17:52 W 11 16.09 A Few Clouds FEW250 21.1 6.1 38% 76.73 1023.1
26 16:52 W 15 16.09 Fair CLR 22.2 6.7 37% 76.73 1023.0
26 15:52 W 15 16.09 Fair CLR 22.2 7.8 40% 76.78 1023.5
26 14:52 SW 9 16.09 Fair CLR 21.7 7.8 41% 76.84 1024.2
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)