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Current Weather Conditions:
DULLES INTERNATIONAL AIRPORT, VA, United States

NWS Point Forecast for KIAD (KIAD) 38-56N 077-27W 93M

Conditions at

2026.09.18 0652 UTC
Wind from the S (190 degrees) at 3 MPH (3 KT)
Visibility 7 mile(s)
Sky conditions mostly cloudy
Temperature 73.0 F (22.8 C)
Dew Point 72.0 F (22.2 C)
Relative Humidity 96%
Pressure (altimeter) 30.08 in. Hg (1018 hPa)
ob KIAD 180652Z 19003KT 7SM BKN100 23/22 A3008 RMK AO2 SLP183 T02280222

Maximum and Minimum Temperatures

Maximum
Temperature
F (C)
Minimum
Temperature
F (C)
73.0 (22.8) 72.0 (22.2) In the 6 hours preceding Sep 18, 2026 - 01:52 AM EDT / 2026.09.18 0552 UTC
87.1 (30.6) 55.0 (12.8) In the 24 hours preceding Sep 18, 2026 - 12:52 AM EDT / 2026.09.18 0452 UTC

Precipitation Accumulation

Precipitation
Amount
0.14 inches In the 6 hours preceding Sep 17, 2026 - 07:52 PM EDT / 2026.09.17 2352 UTC

24 Hour Summary

Time
EDT (UTC)
Temperature
F (C)
Dew Point
F (C)
Pressure
Inches (hPa)
Wind
MPH
Weather
Latest 3 AM (7) Sep 18 73.0 (22.8) 72.0 (22.2) 30.08 (1018) S 3
2 AM (6) Sep 18 73.0 (22.8) 72.0 (22.2) 30.08 (1018) S 5
1 AM (5) Sep 18 73.0 (22.8) 72.0 (22.2) 30.09 (1018) SSW 5
Midnight (4) Sep 18 73.0 (22.8) 72.0 (22.2) 30.11 (1019) SSW 5
11 PM (3) Sep 17 73.0 (22.8) 72.0 (22.2) 30.13 (1020) WSW 6
10 PM (2) Sep 17 30.13 (1020)
9 PM (1) Sep 17 72.0 (22.2) 71.1 (21.7) 30.13 (1020) Calm
8 PM (0) Sep 17 73.0 (22.8) 71.1 (21.7) 30.12 (1019) S 6
7 PM (23) Sep 17 73.9 (23.3) 72.0 (22.2) 30.13 (1020) SSW 7
6 PM (22) Sep 17 75.0 (23.9) 72.0 (22.2) 30.14 (1020) SSW 7
5 PM (21) Sep 17 75.9 (24.4) 73.9 (23.3) 30.14 (1020) SW 5 light rain
4 PM (20) Sep 17 75.9 (24.4) 73.9 (23.3) 30.15 (1020) SSW 3 light rain
3 PM (19) Sep 17 75.9 (24.4) 73.9 (23.3) 30.18 (1022) S 7 light rain
2 PM (18) Sep 17 75.9 (24.4) 73.9 (23.3) 30.19 (1022) SSE 5 light rain with thunder; mist
1 PM (17) Sep 17 86.0 (30.0) 71.1 (21.7) 30.18 (1022) SW 6
Noon (16) Sep 17 82.9 (28.3) 70.0 (21.1) 30.23 (1023) SE 6
11 AM (15) Sep 17 80.1 (26.7) 68.0 (20.0) 30.24 (1024) SSW 6
10 AM (14) Sep 17 77.0 (25.0) 68.0 (20.0) 30.25 (1024) SSW 5
9 AM (13) Sep 17 73.0 (22.8) 66.0 (18.9) 30.24 (1024) S 6
8 AM (12) Sep 17 70.0 (21.1) 66.0 (18.9) 30.25 (1024) ESE 6
7 AM (11) Sep 17 66.0 (18.9) 64.9 (18.3) 30.24 (1024) Calm
6 AM (10) Sep 17 69.1 (20.6) 64.9 (18.3) 30.24 (1024) Calm
5 AM (9) Sep 17 69.1 (20.6) 64.9 (18.3) 30.24 (1024) Calm
Oldest 4 AM (8) Sep 17 70.0 (21.1) 64.9 (18.3) 30.24 (1024) SSE 5
Time
EDT (UTC)
Temperature
F(C)
Dew Point
F(C)
Pressure
Inches(hPa)
Wind
(MPH)
Weather

The information presented here is taken from products produced by the U.S. National Weather Service and other national and international agencies




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