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.
12 08:52 SE 6 8.05 Light Rain Fog/Mist FEW004 FEW070 OVC110 12.2 11.1 93% 74.96 999.3
12 07:52 NE 7 4.83 Fog/Mist OVC003 12.2 11.1 93% 74.98 999.6
12 06:52 NE 9 9.66 Fog/Mist OVC005 11.1 10 12.8 9.4 93% 75.03 1000.2
12 05:52 NE 9 8.05 Fog/Mist OVC006 11.1 10 93% 75.08 1000.8
12 04:52 N 7 11.27 Partly Cloudy SCT003 SCT060 9.4 8.9 97% 9 75.13 1001.6
12 03:52 NE 11 16.09 Fair CLR 10 8.9 93% 9 75.16 1002.1
12 02:52 E 13 16.09 Fair CLR 11.1 9.4 89% 75.23 1002.8
12 01:52 NE 9 16.09 A Few Clouds FEW060 FEW130 11.7 10 89% 75.34 1004.1
12 00:52 Calm 16.09 A Few Clouds FEW250 12.2 10 15.6 12.2 87% 75.39 1004.9
11 23:52 SE 6 16.09 Partly Cloudy FEW060 SCT250 12.8 10 83% 75.44 1005.7
11 22:52 Calm 16.09 Mostly Cloudy FEW060 BKN250 12.8 10.6 87% 75.51 1006.6
11 21:52 S 11 16.09 Mostly Cloudy FEW075 BKN250 13.9 9.4 74% 75.57 1007.4
11 20:52 S 7 16.09 Mostly Cloudy FEW075 BKN250 13.9 8.9 72% 75.62 1008.0
11 19:52 S 13 16.09 Mostly Cloudy FEW075 BKN250 15 8.3 64% 75.64 1008.4
11 18:52 S 9 16.09 Mostly Cloudy FEW075 BKN250 15 7.8 20.6 15 62% 75.69 1009.0
11 17:52 SE 11 16.09 Mostly Cloudy FEW075 BKN250 16.1 7.8 58% 75.74 1009.6
11 16:52 SE 15 16.09 Partly Cloudy FEW075 SCT250 17.8 7.8 52% 75.74 1009.7
11 15:52 S 13 16.09 Partly Cloudy FEW075 SCT250 18.9 8.9 52% 75.77 1010.0
11 14:52 S 17 16.09 Partly Cloudy SCT250 19.4 7.8 47% 75.79 1010.6
11 13:52 S 20 16.09 A Few Clouds FEW250 20 7.8 45% 75.87 1011.5
11 12:52 S 15 16.09 A Few Clouds FEW250 20 6.1 20 8.9 40% 75.95 1012.3
11 11:52 S 15 16.09 A Few Clouds FEW250 19.4 5 39% 76.05 1013.7
11 10:52 S 6 16.09 Partly Cloudy FEW075 SCT250 17.8 7.2 50% 76.15 1015.1
11 09:52 Calm 16.09 Mostly Cloudy BKN075 13.9 7.8 67% 76.2 1015.8
11 08:52 Calm 16.09 Mostly Cloudy BKN070 BKN250 11.7 7.8 77% 76.23 1016.1
11 07:52 Calm 16.09 Partly Cloudy SCT065 SCT250 10.6 7.8 83% 76.23 1016.1
11 06:52 Calm 16.09 A Few Clouds FEW060 8.9 7.2 11.1 8.3 89% 76.2 1015.9
11 05:52 Calm 16.09 A Few Clouds FEW050 8.9 6.7 86% 76.2 1015.7
11 04:52 N 6 16.09 A Few Clouds FEW050 9.4 6.7 83% 76.2 1015.7
11 03:52 Calm 16.09 A Few Clouds FEW050 9.4 7.2 86% 76.17 1015.7
11 02:52 Calm 16.09 Fair CLR 10 6.7 80% 76.2 1015.9
11 01:52 SW 6 16.09 Fair CLR 10 6.1 77% 76.2 1016.0
11 00:52 S 7 16.09 Fair CLR 11.1 6.1 17.2 11.1 72% 76.23 1016.1
10 23:52 Calm 16.09 Fair CLR 11.7 7.8 77% 76.23 1016.0
10 22:52 S 7 16.09 Fair CLR 12.2 8.3 77% 76.2 1016.0
10 21:52 SW 9 16.09 A Few Clouds FEW080 12.8 7.8 72% 76.2 1015.8
10 20:52 SW 11 16.09 Fair CLR 13.9 6.1 60% 76.17 1015.7
10 19:52 Calm 16.09 Fair CLR 15 4.4 49% 76.15 1015.1
10 18:52 SW 11 16.09 Fair CLR 15 4.4 19.4 15 49% 76.1 1014.7
10 17:52 SW 9 16.09 Fair CLR 17.2 2.8 38% 76.07 1014.1
10 16:52 SW 11 16.09 A Few Clouds FEW060 17.8 2.8 37% 76.02 1013.7
10 15:52 S 13 16.09 Fair CLR 19.4 3.9 36% 76.02 1013.7
10 14:52 S 13 16.09 Fair CLR 18.9 6.7 45% 76.05 1013.9
10 13:52 S 19 16.09 Fair CLR 18.9 6.7 45% 76.1 1014.4
10 12:52 S 20 16.09 A Few Clouds FEW250 18 7 49% 76.12 0.0
10 11:52 S 17 16.09 A Few Clouds FEW250 17 6 49% 76.23 0.0
10 10:52 SW 24 16.09 A Few Clouds FEW250 16.1 3.9 44% 76.33 1017.5
10 09:52 SW 20 16.09 A Few Clouds FEW250 14.4 3.9 50% 76.38 1018.1
10 08:52 SW 19 16.09 A Few Clouds FEW250 11.7 3.9 59% 76.4 1018.5
10 07:52 SW 13 16.09 A Few Clouds FEW230 8.3 3.3 71% 6 76.4 1018.6
10 06:52 S 9 16.09 A Few Clouds FEW120 FEW150 6.1 3.3 8.3 5.6 82% 4 76.4 1018.6
10 05:52 S 11 16.09 A Few Clouds FEW120 FEW150 5.6 2.8 82% 3 76.43 1018.9
10 04:52 S 6 16.09 A Few Clouds FEW150 FEW200 7.8 3.3 73% 76.43 1018.9
10 03:52 SW 7 16.09 Overcast FEW150 OVC200 7.2 3.3 77% 6 76.4 1018.6
10 02:52 W 6 16.09 Overcast SCT150 OVC200 7.2 3.9 80% 76.4 1018.5
10 01:52 SW 6 16.09 A Few Clouds FEW120 FEW150 7.2 3.9 80% 76.4 1018.6
10 00:52 S 9 16.09 A Few Clouds FEW250 7.8 3.3 12.8 7.8 73% 6 76.4 1018.7
09 23:52 Calm 16.09 A Few Clouds FEW250 10.6 3.3 61% 76.43 1018.7
09 22:52 N 7 16.09 A Few Clouds FEW150 FEW250 10.6 2.2 56% 76.4 1018.6
09 21:52 N 9 16.09 A Few Clouds FEW250 11.1 2.8 57% 76.43 1018.8
09 20:52 N 17 16.09 A Few Clouds FEW250 10.6 2.8 59% 76.4 1018.6
09 19:52 N 17 16.09 A Few Clouds FEW250 12.2 2.8 53% 76.38 1018.1
09 18:52 N 17 16.09 A Few Clouds FEW060 FEW250 12.8 2.2 18.9 12.2 49% 76.33 1017.7
09 17:52 N 17 16.09 A Few Clouds FEW055 13.9 2.2 45% 76.28 1017.0
09 16:52 NW 20 16.09 A Few Clouds FEW055 16.1 1.7 38% 76.23 1016.1
09 15:52 NW 24 G 44 16.09 A Few Clouds FEW065 17.2 1.1 34% 76.15 1015.2
09 14:52 NW 26 16.09 A Few Clouds FEW070 17.8 2.2 35% 76.1 1014.7
09 13:52 NW 28 G 37 16.09 A Few Clouds FEW070 18.3 1.7 33% 76.07 1014.0
09 12:52 NW 22 G 33 16.09 Partly Cloudy SCT070 17.8 2.8 18.3 9.4 37% 76.1 1014.5
09 11:52 NW 22 G 43 16.09 Partly Cloudy SCT060 SCT250 17.2 2.8 38% 76.1 1014.3
09 10:52 NW 19 G 52 16.09 Mostly Cloudy BKN060 15.6 2.2 41% 76.12 1014.8
09 09:52 W 15 16.09 Mostly Cloudy BKN060 BKN250 15.6 2.8 42% 76.12 1014.8
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)