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.
04 15:52 NE 13 3.22 Fog/Mist FEW005 BKN010 OVC016 17.8 16.7 93% 76.45 1019.1
04 14:52 NE 9 1.61 Fog/Mist BKN006 OVC011 17.8 16.7 93% 76.45 1019.3
04 13:52 N 9 4.02 Fog/Mist BKN006 OVC010 17.8 16.1 17.8 16.1 90% 76.53 1020.2 0.03
04 11:52 NE 11 6.44 Fog/Mist BKN007 OVC011 17.8 16.1 90% 76.63 1021.4
04 10:52 NE 13 6.44 Fog/Mist BKN007 OVC011 17.2 16.1 93% 76.66 1021.9 0.03
04 09:52 NE 15 4.83 Fog/Mist BKN007 OVC012 16.7 15.6 93% 76.66 1022.0
04 08:52 NE 13 4.02 Light Rain Fog/Mist BKN007 OVC012 16.7 15.6 93% 76.68 1022.2 0.03
04 07:52 NE 19 9.66 Fog/Mist BKN010 BKN017 OVC021 16.1 15 16.7 16.1 93% 76.68 1022.2 0.15
04 06:52 NE 17 16.09 Overcast SCT008 BKN011 OVC034 16.7 15 90% 76.66 1022.1
04 05:52 NE 15 16.09 Overcast SCT006 BKN009 OVC044 16.7 15.6 93% 76.68 1022.2 0.03
04 04:52 NE 11 8.05 Light Rain Fog/Mist OVC009 16.1 15.6 97% 76.71 1022.6 0.05 0.13
04 03:52 E 11 9.66 Fog/Mist SCT008 BKN013 OVC030 16.7 15.6 93% 76.71 1022.6 0.03
04 02:52 E 17 6.44 Light Rain Fog/Mist FEW005 BKN010 OVC023 16.7 15.6 93% 76.73 1023.0 0.05
04 01:52 N 11 4.83 Light Rain Fog/Mist FEW005 BKN017 OVC030 16.7 15.6 17.8 16.7 93% 76.76 1023.4 0.08 0.08
04 00:52 N 6 9.66 Light Rain Fog/Mist OVC017 17.2 15 87% 76.78 1023.7
03 23:52 NE 9 16.09 Overcast BKN020 OVC040 17.8 14.4 81% 76.81 1024.0
03 22:52 NE 7 16.09 Mostly Cloudy FEW025 BKN045 BKN095 17.8 13.9 78% 76.84 1024.2
03 21:52 NE 6 16.09 Mostly Cloudy SCT030 BKN050 BKN100 17.8 13.9 78% 76.86 1024.6
03 20:52 N 6 16.09 Mostly Cloudy BKN050 BKN085 BKN100 17.8 13.3 75% 76.84 1024.3
03 19:52 E 7 16.09 Mostly Cloudy BKN050 BKN100 BKN130 17.8 13.3 17.8 16.7 75% 76.81 1023.8 0.03
03 18:52 NE 11 16.09 Mostly Cloudy FEW025 BKN050 BKN130 17.8 12.8 73% 76.81 1023.8
03 17:52 NE 7 16.09 Mostly Cloudy FEW025 BKN050 BKN100 BKN130 17.8 12.8 73% 76.78 1023.6
03 16:52 E 13 16.09 Mostly Cloudy FEW025 SCT055 BKN070 BKN130 17.8 12.8 73% 76.78 1023.6 0.03
03 15:52 N 9 16.09 Mostly Cloudy FEW025 BKN070 BKN130 17.8 12.2 70% 76.78 1023.5
03 14:52 Calm 16.09 Light Rain FEW025 BKN090 BKN150 17.2 11.7 70% 76.81 1024.1 0.03
03 13:52 N 6 16.09 Mostly Cloudy FEW025 BKN085 BKN150 17.2 11.1 17.2 15.6 68% 76.84 1024.4 0.1
03 12:52 NE 9 16.09 Overcast FEW025 BKN075 OVC150 16.7 12.2 75% 76.86 1024.6
03 11:52 NE 7 16.09 Light Rain FEW040 BKN075 OVC150 15.6 12.2 80% 76.86 1024.5 0.03
03 10:52 N 11 16.09 Light Rain SCT060 BKN150 BKN250 15.6 11.7 78% 76.86 1024.5 0.08 0.08
03 09:52 N 17 16.09 Light Rain FEW060 BKN095 OVC150 15.6 11.7 78% 76.81 1024.1
03 08:52 N 17 16.09 Light Rain SCT060 BKN095 OVC150 16.1 12.2 78% 76.78 1023.5
03 07:52 N 13 16.09 Overcast BKN095 OVC150 15.6 12.2 19.4 15 80% 76.71 1022.6 0.36
03 06:52 N 15 16.09 Overcast BKN055 OVC100 15.6 11.7 78% 76.66 1022.0
03 05:52 NE 17 16.09 Light Rain SCT055 BKN100 OVC120 15.6 12.2 80% 76.61 1021.3 0.05
03 04:52 NW 17 11.27 Light Rain SCT037 BKN080 OVC090 16.1 12.8 81% 76.58 1020.7 0.2 0.3
03 03:52 N 15 16.09 Overcast SCT038 BKN060 OVC090 19.4 17.2 87% 76.45 1019.2 0.03
03 02:52 N 7 16.09 Light Rain FEW060 OVC075 18.9 17.8 93% 76.45 1019.1 0.08
03 01:52 NE 13 16.09 Overcast FEW030 BKN070 OVC090 18.9 17.2 23.3 18.9 90% 76.43 1018.8 0.18 0.84
03 00:52 NE 26 G 41 6.44 Rain Fog/Mist FEW015 BKN050 OVC055 19.4 17.8 91% 76.45 1019.1 0.13
02 23:52 N 30 16.09 Light Rain FEW025 OVC039 21.7 18.3 81% 76.38 1018.2
02 22:52 N 17 16.09 Overcast SCT025 BKN030 OVC047 23.3 21.7 91% 76.3 1017.2 0.53
02 21:52 Calm 14.48 Overcast FEW043 SCT065 OVC090 22.2 21.7 97% 76.28 1016.7
02 20:52 SE 9 14.48 Light Rain FEW033 BKN055 OVC085 22.2 21.1 94% 76.2 1015.9 0.53
02 19:52 NW 26 6.44 Heavy Rain Fog/Mist OVC047 23.9 21.7 30 23.9 88% 24 76.17 1015.4 0.1 0.1
02 18:52 S 17 16.09 Mostly Cloudy FEW060 BKN130 BKN250 26.1 19.4 67% 27 75.97 1012.8
02 17:52 S 19 16.09 Mostly Cloudy FEW049 FEW180 BKN250 27.2 19.4 62% 29 75.97 1012.9
02 16:52 S 20 16.09 Mostly Cloudy FEW041 FEW160 BKN250 29.4 18.3 51% 30 76 1013.2
02 15:52 S 17 16.09 Mostly Cloudy FEW045 FEW160 BKN250 29.4 19.4 55% 31 76 1013.2
02 14:52 S 17 16.09 Mostly Cloudy FEW060 BKN250 29.4 18.3 51% 30 76.02 1013.6
02 13:52 S 20 16.09 Mostly Cloudy BKN250 27.8 18.9 28.3 18.9 58% 29 76.1 1014.3
02 12:52 S 22 16.09 Mostly Cloudy BKN250 26.7 18.3 60% 28 76.12 1014.8
02 11:52 S 17 16.09 Mostly Cloudy BKN250 25.6 18.3 64% 27 76.17 1015.5
02 10:52 S 15 16.09 Mostly Cloudy BKN250 23.3 17.8 71% 76.2 1015.8
02 09:52 S 15 16.09 Partly Cloudy SCT250 22.2 17.8 76% 76.23 1016.3
02 08:52 S 13 16.09 Partly Cloudy SCT250 20.6 17.2 81% 76.23 1016.2
02 07:52 S 13 16.09 Partly Cloudy SCT250 18.9 16.1 20.6 17.8 84% 76.2 1015.7
02 06:52 S 11 16.09 A Few Clouds FEW150 FEW250 17.8 16.1 90% 76.17 1015.5
02 05:52 S 11 16.09 A Few Clouds FEW250 18.3 16.1 87% 76.17 1015.5
02 04:52 S 13 16.09 Fair CLR 18.9 16.7 87% 76.17 1015.3
02 03:52 S 13 16.09 A Few Clouds FEW150 19.4 16.7 84% 76.17 1015.3
02 02:52 S 15 16.09 Partly Cloudy FEW150 SCT250 20 17.2 84% 76.2 1015.9
02 01:52 S 11 16.09 Mostly Cloudy BKN150 20.6 17.8 23.9 20 84% 76.2 1015.9
02 00:52 S 11 16.09 A Few Clouds FEW170 FEW250 20.6 17.2 81% 76.25 1016.5
01 23:52 S 11 16.09 A Few Clouds FEW250 21.1 17.2 79% 76.28 1016.8
01 22:52 S 11 16.09 Partly Cloudy FEW170 SCT250 21.1 17.8 82% 76.3 1017.1
01 21:52 S 13 16.09 Mostly Cloudy FEW170 BKN250 22.2 18.3 79% 76.3 1017.1
01 20:52 S 9 16.09 Mostly Cloudy FEW190 BKN250 22.2 18.9 82% 76.3 1017.3
01 19:52 S 11 16.09 Mostly Cloudy FEW190 BKN250 22.8 18.9 28.3 22.8 79% 76.3 1017.2
01 18:52 S 13 16.09 Mostly Cloudy SCT190 BKN250 25 17.2 62% 26 76.28 1016.8
01 17:52 S 15 16.09 Mostly Cloudy BKN190 27.2 17.8 57% 28 76.25 1016.7
01 16:52 S 17 16.09 Partly Cloudy FEW049 SCT250 27.8 17.2 53% 28 76.25 1016.6
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)