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.
20 12:52 S 13 12.87 Light Rain FEW025 BKN065 OVC110 28.9 23.3 72% 33 76.05 1013.9
20 11:52 S 11 16.09 Overcast FEW017 BKN060 OVC120 28.9 23.3 72% 33 76.07 1014.2
20 10:52 S 9 16.09 Overcast FEW017 FEW080 OVC120 27.8 23.9 79% 32 76.1 1014.4
20 09:52 SE 7 16.09 Overcast FEW045 BKN110 OVC250 27.2 22.8 77% 30 76.1 1014.4
20 08:52 NE 11 16.09 Overcast FEW050 BKN130 OVC250 26.1 22.2 79% 28 76.1 1014.5
20 07:52 NE 9 16.09 Mostly Cloudy FEW050 BKN130 BKN250 25.6 22.2 26.1 23.9 82% 27 76.1 1014.6
20 06:52 E 6 16.09 Overcast BKN050 BKN120 OVC250 25 21.1 79% 26 76.12 1014.7
20 05:52 N 9 16.09 Overcast FEW055 BKN110 OVC130 24.4 21.1 82% 25 76.07 1014.2
20 03:52 Calm 16.09 Overcast FEW095 BKN130 OVC250 25.6 21.7 79% 27 76.1 1014.5
20 02:52 N 7 16.09 Overcast BKN130 OVC250 25 20.6 77% 26 76.1 1014.6
20 01:52 Calm 16.09 Mostly Cloudy BKN130 BKN150 BKN250 26.1 21.7 30 25.6 77% 28 76.12 1014.7
20 00:52 Calm 16.09 A Few Clouds FEW250 26.1 21.7 77% 28 76.12 1014.7
19 23:52 Calm 16.09 A Few Clouds FEW100 FEW250 26.7 21.1 71% 28 76.07 1014.2
19 22:52 Calm 16.09 Partly Cloudy FEW100 SCT250 27.2 20.6 67% 29 76.07 1014.0
19 21:52 W 7 16.09 Partly Cloudy FEW060 FEW100 SCT250 28.9 17.8 51% 30 76.05 1013.8
19 20:52 W 7 16.09 Partly Cloudy FEW060 FEW095 SCT250 29.4 18.3 51% 30 76.02 1013.6
19 19:52 SW 11 16.09 Partly Cloudy FEW060 FEW095 SCT250 29.4 17.8 32.2 29.4 50% 30 76 1013.1
19 18:52 W 15 16.09 Partly Cloudy FEW060 FEW095 SCT250 30.6 17.2 45% 31 75.97 1012.9
19 17:52 W 19 16.09 Partly Cloudy FEW065 SCT100 SCT250 32.2 17.2 41% 33 75.97 1012.8
19 16:52 SW 17 16.09 Mostly Cloudy SCT065 BKN100 BKN250 31.7 17.2 42% 32 75.97 1012.7
19 15:52 NW 11 G 28 16.09 Mostly Cloudy SCT065 BKN250 31.1 16.1 40% 31 75.97 1013.0
19 14:52 Vrbl 9 16.09 A Few Clouds FEW065 FEW250 31.1 16.1 40% 31 76 1013.2
19 13:52 Vrbl 9 G 33 16.09 A Few Clouds FEW060 FEW250 31.1 15.6 31.7 23.3 39% 31 76.02 1013.5
19 12:52 W 17 G 35 16.09 A Few Clouds FEW050 FEW250 30.6 15 39% 30 76.05 1013.7
19 11:52 SW 13 16.09 A Few Clouds FEW040 FEW250 30 15.6 42% 30 76.07 1014.1
19 10:52 Vrbl 6 16.09 A Few Clouds FEW250 27.8 16.7 51% 28 76.05 1013.7
19 09:52 NE 9 16.09 A Few Clouds FEW250 27.2 16.7 53% 28 76.05 1013.7
19 08:52 N 11 16.09 A Few Clouds FEW250 25 17.2 62% 26 76.05 1013.9
19 07:52 N 11 16.09 A Few Clouds FEW075 FEW250 23.3 16.7 23.3 21.1 67% 76.07 1014.3
19 06:52 N 7 16.09 A Few Clouds FEW075 21.1 16.1 73% 76.05 1013.9
19 05:52 N 7 16.09 A Few Clouds FEW110 21.1 16.7 76% 76 1013.3
19 04:52 N 11 16.09 Fair CLR 22.2 16.7 71% 76 1013.2
19 03:52 N 9 16.09 Fair CLR 22.2 17.8 76% 76 1013.1
19 02:52 N 9 16.09 Fair CLR 22.8 18.9 79% 76 1013.2
19 01:52 N 6 16.09 Fair CLR 23.3 19.4 28.9 23.3 79% 76 1013.2
19 00:52 NW 9 16.09 Fair CLR 25 17.8 64% 26 76.05 1013.6
18 23:52 N 11 16.09 A Few Clouds FEW250 24.4 18.3 69% 25 76 1013.1
18 22:52 N 11 16.09 A Few Clouds FEW250 26.1 18.3 62% 27 76 1013.0
18 21:52 N 11 16.09 A Few Clouds FEW080 FEW250 26.7 18.9 62% 28 75.97 1012.9
18 20:52 N 13 16.09 Partly Cloudy FEW070 SCT090 SCT250 27.2 18.3 58% 28 75.95 1012.6
18 19:52 NW 17 16.09 Mostly Cloudy FEW065 BKN090 BKN250 28.9 17.8 31.7 28.9 51% 30 75.95 1012.4
18 18:52 NW 15 16.09 Mostly Cloudy FEW060 BKN085 BKN250 30 18.3 49% 31 75.92 1012.2
18 17:52 NW 24 16.09 Mostly Cloudy FEW055 BKN080 BKN250 30.6 18.9 50% 32 75.92 1012.0
18 16:52 NW 17 16.09 Mostly Cloudy FEW050 BKN065 BKN095 BKN250 30 18.9 51% 31 75.92 1012.0
18 15:52 NW 20 16.09 Overcast FEW045 BKN065 OVC250 29.4 20 57% 31 75.92 1012.0
18 14:52 NW 13 16.09 Overcast FEW040 BKN075 OVC250 30 20 55% 32 75.92 1012.0
18 13:52 NW 9 G 28 16.09 Mostly Cloudy SCT035 BKN075 BKN100 BKN250 30.6 21.1 31.1 25 57% 33 75.92 1012.0
18 12:52 NW 15 16.09 Mostly Cloudy SCT032TCU SCT070 BKN250 29.4 21.7 63% 32 75.92 1012.2
18 11:52 N 15 16.09 Mostly Cloudy SCT035 SCT075 BKN100 BKN250 30 21.7 61% 33 75.97 1012.8
18 10:52 Vrbl 7 16.09 Mostly Cloudy FEW030 BKN100 BKN250 29.4 22.2 65% 33 75.95 1012.6
18 09:52 NW 15 16.09 Mostly Cloudy FEW030 FEW100 BKN250 28.3 22.2 70% 31 75.92 1012.2
18 08:52 N 11 16.09 Partly Cloudy FEW020 FEW110 SCT250 26.7 21.7 74% 29 75.92 1012.0
18 07:52 N 13 16.09 Partly Cloudy SCT110 SCT250 25 21.7 25 23.9 82% 26 75.9 1011.9
18 06:52 N 9 16.09 Partly Cloudy FEW100 FEW140 SCT250 24.4 21.7 85% 25 75.87 1011.3
18 05:52 N 15 16.09 Mostly Cloudy FEW140 FEW160 BKN250 24.4 21.7 85% 25 75.79 1010.6
18 04:52 NW 13 16.09 Mostly Cloudy FEW140 BKN250 24.4 21.7 85% 25 75.79 1010.4
18 03:52 N 11 16.09 Mostly Cloudy BKN250 25 21.7 82% 26 75.77 1010.1
18 02:52 N 9 16.09 Partly Cloudy FEW140 SCT250 24.4 22.2 88% 25 75.77 1010.0
18 01:52 W 7 16.09 Mostly Cloudy BKN140 BKN250 25 22.2 28.3 25 85% 26 75.82 1010.8
18 00:52 SW 6 16.09 Partly Cloudy FEW140 SCT250 25.6 22.2 82% 27 75.84 1011.1
17 23:52 Calm 16.09 A Few Clouds FEW140 FEW250 25.6 22.2 82% 27 75.82 1010.8
17 22:52 SW 9 16.09 Mostly Cloudy FEW085 FEW120 BKN140 BKN250 26.1 22.8 82% 28 75.82 1010.8
17 21:52 SW 9 16.09 Mostly Cloudy FEW065 SCT085 SCT110 BKN250 26.7 22.2 76% 29 75.84 1011.2
17 20:52 W 7 16.09 Mostly Cloudy SCT065 BKN085 BKN100 BKN250 27.8 21.7 69% 30 75.77 1010.0
17 19:52 NW 13 16.09 Mostly Cloudy FEW055 BKN070 BKN110 BKN250 28.3 21.7 34.4 28.3 67% 31 75.74 1009.6
17 18:52 NW 31 16.09 Overcast SCT050CB BKN060 OVC100 29.4 22.2 65% 33 75.72 1009.3
17 17:52 SW 13 16.09 Mostly Cloudy SCT049 BKN085 BKN110 BKN250 32.2 22.2 56% 36 75.69 1009.0
17 16:52 SW 15 16.09 Mostly Cloudy SCT050 SCT095 BKN250 33.3 21.7 51% 37 75.69 1009.1
17 15:52 NW 6 16.09 Mostly Cloudy BKN050 BKN090 BKN250 33.3 22.8 54% 38 75.72 1009.4
17 14:52 W 17 16.09 Mostly Cloudy SCT047 SCT080 BKN160 BKN250 33.9 22.8 52% 39 75.77 1010.0
17 13:52 NW 26 G 35 16.09 Mostly Cloudy SCT047 SCT160 BKN250 33.3 22.2 33.3 25.6 52% 38 75.79 1010.4
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)