Water Temperature of Dead Run in McLean, VA

Current Water Temperature

73.6°F

Measurement Time: Monday, June 29, 2026, 1:15 PM EDT

Temperature Locations

View Nearby Locations     View All Virginia Locations     View Locations Near Me

Local Points of Interest

Dead Run; Langley Oaks Park

Dead Run

Station Name: DEAD RUN AT WHANN AVENUE NEAR MCLEAN, VA
Data Source: Water Data - usgc.gov

Elevation Above Sea Level: 226 feet

Nearest Address:
800 Whann Ave
McLean, VA 22101
Fairfax County

GPS Coordinates: 38.95977716, -77.1756743

Nearby Water Temperatures

Difficult Run, McLean, VA (3.9 mi)
Sligo Creek, Takoma Park, MD (9.4 mi)
Difficult Run, Oakton, VA (9.9 mi)
Washington Channel, Washington, DC (10.2 mi)
Paint Branch, Calverton, MD (12.4 mi)
Northeast Branch Anacostia River, Riverdale Park, MD (13.4 mi)
Patuxent River, Brighton, MD (18.5 mi)
Potomac River, Point of Rocks, MD (29.3 mi)
Carroll Creek, Frederick, MD (34.9 mi)
Scotts Level Branch, Milford Mill, MD (35.5 mi)
Carroll Creek, Frederick, MD (35.8 mi)
Severn River, Annapolis, MD (37.5 mi)
Northwest Harbor, Baltimore, MD (38.4 mi)
Chesapeake Bay, Annapolis, MD (39.1 mi)
Herring Run, Baltimore, MD (41.5 mi)

Weather for McLean, Virginia

Current Weather

88°F
Sunny
Sunny
91.8°F
94°F
43%
SE 2.2 mph
2.6 mph
89.2°F
68°F
0 in
25%
9 mi
1019 mbar
0.6

Five Day Weather Forecast

Sunny
Mon
H: 91°F
L: 68°F
Sunny
Tue
H: 93°F
L: 69°F
Sunny
Wed
H: 103°F
L: 70°F
Sunny
Thu
H: 103°F
L: 78°F
Sunny
Fri
H: 105°F
L: 74°F

Air Quality

PM2.5: 11.8 μg/m3
PM10: 12.7 μg/m3
Carbon Monoxide: 146 μg/m3
Nitrogen Dioxide: 4.2 μg/m3
Sulphur Dioxide: 1.2 μg/m3
Ozone: 136 μg/m3

Astronomical

Sunrise: 5:46 AM
Sun Transit: 1:12 PM
Sunset: 8:39 PM
Daylight: 14 hrs 53 mins
Moonrise: 8:55 PM
Moon Transit: 12:33 AM
Moonset: 5:01 AM
Moon Phase: Full
Moon Illumination: 100.0%

Best Times for Fishing or Hunting

Major Periods

12:03 AM - 2:33 AM
2:15 PM - 4:45 PM

Minor Periods

8:25 PM - 9:55 PM
4:31 AM - 6:01 AM

Action Rating: 5 out of 5

Monday, June 29, 2026

Weather Forecast

Sunny
91°F
67.6°F
77.8°F
73%
0 in
9%
0%
6.5 mph
9.4


Air Quality

AQI: 2 - Moderate
PM2.5: 16.57 μg/m3
PM10: 17.53 μg/m3
Carbon Monoxide: 171.79 μg/m3
Nitrogen Dioxide: 11.91 μg/m3
Sulphur Dioxide: 1.8 μg/m3
Ozone: 96.46 μg/m3

Astronomical

Sunrise: 5:46 AM
Sun Transit: 1:12 PM
Sunset: 8:39 PM
Daylight: 14 hrs 53 mins
Moonrise: 8:55 PM
Moon Transit: 12:33 AM
Moonset: 5:01 AM
Moon Phase: Full
Moon Illumination: 100.0%

Best Times for Fishing or Hunting

Major Periods

12:03 AM - 2:33 AM
2:15 PM - 4:45 PM

Minor Periods

8:25 PM - 9:55 PM
4:31 AM - 6:01 AM

Action Rating: 5 out of 5

Tuesday, June 30, 2026

Weather Forecast

Sunny
92.6°F
68.5°F
79.8°F
60%
0.01 in
17%
0%
9.6 mph
9.9


Air Quality

AQI: 1 - Good
PM2.5: 10.05 μg/m3
PM10: 10.95 μg/m3
Carbon Monoxide: 148.25 μg/m3
Nitrogen Dioxide: 6.85 μg/m3
Sulphur Dioxide: 1.29 μg/m3
Ozone: 94.13 μg/m3

Astronomical

Sunrise: 5:46 AM
Sun Transit: 1:12 PM
Sunset: 8:39 PM
Daylight: 14 hrs 52 mins
Moonrise: 9:35 PM
Moon Transit: 1:24 AM
Moonset: 5:58 AM
Moon Phase: Full
Moon Illumination: 98.6%

Best Times for Fishing or Hunting

Major Periods

12:54 AM - 3:24 AM
3:05 PM - 5:35 PM

Minor Periods

9:05 PM - 10:35 PM
5:28 AM - 6:58 AM

Action Rating: 5 out of 5

Wednesday, July 1, 2026

Weather Forecast

Sunny
102.9°F
70.4°F
85.4°F
53%
0 in
4%
0%
9.2 mph
10


Air Quality

AQI: 2 - Moderate
PM2.5: 15.65 μg/m3
PM10: 19.91 μg/m3
Carbon Monoxide: 170.4 μg/m3
Nitrogen Dioxide: 10.1 μg/m3
Sulphur Dioxide: 1.83 μg/m3
Ozone: 94.67 μg/m3

Astronomical

Sunrise: 5:47 AM
Sun Transit: 1:12 PM
Sunset: 8:38 PM
Daylight: 14 hrs 52 mins
Moonrise: 10:09 PM
Moon Transit: 2:14 AM
Moonset: 6:59 AM
Moon Phase: Full
Moon Illumination: 94.7%

Best Times for Fishing or Hunting

Major Periods

1:44 AM - 4:14 AM
3:54 PM - 6:24 PM

Minor Periods

9:39 PM - 11:09 PM
6:29 AM - 7:59 AM

Action Rating: 3 out of 5

Thursday, July 2, 2026

Weather Forecast

Sunny
103.2°F
78°F
90.4°F
48%
0 in
2%
0%
6.5 mph
10


Air Quality

AQI: 2 - Moderate
PM2.5: 21.39 μg/m3
PM10: 27.75 μg/m3
Carbon Monoxide: 251 μg/m3
Nitrogen Dioxide: 12.36 μg/m3
Sulphur Dioxide: 2.56 μg/m3
Ozone: 100.9 μg/m3

Astronomical

Sunrise: 5:47 AM
Sun Transit: 1:12 PM
Sunset: 8:38 PM
Daylight: 14 hrs 51 mins
Moonrise: 10:38 PM
Moon Transit: 3:02 AM
Moonset: 8:02 AM
Moon Phase: Waning Gibbous
Moon Illumination: 88.5%

Best Times for Fishing or Hunting

Major Periods

2:32 AM - 5:02 AM
4:41 PM - 7:11 PM

Minor Periods

10:08 PM - 11:38 PM
7:32 AM - 9:02 AM

Action Rating: 2 out of 5

Friday, July 3, 2026

Weather Forecast

Sunny
105.3°F
74.2°F
87.9°F
52%
0.12 in
57%
0%
21.9 mph
10


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 5:48 AM
Sun Transit: 1:13 PM
Sunset: 8:38 PM
Daylight: 14 hrs 50 mins
Moonrise: 11:03 PM
Moon Transit: 3:47 AM
Moonset: 9:05 AM
Moon Phase: Waning Gibbous
Moon Illumination: 80.3%

Best Times for Fishing or Hunting

Major Periods

3:17 AM - 5:47 AM
5:25 PM - 7:55 PM

Minor Periods

12:00 AM - 12:00 AM
8:35 AM - 10:05 AM

Action Rating: 3 out of 5

The times presented here are based upon the solunar theory, which is the idea that the movements of fish and other animals are affected by the location of the sun and moon. The major periods are believed to be the times of the greatest animal activity and occur when the moon is directly overhead or underfoot (lunar transits). The minor periods also see increased activity and occur when the moon is rising or setting. The strongest activity occurs during full or new moons, and the weakest during quarter or three quarter moons. This is indicated by the Action Rating.

Webcams Near McLean, VA

Sponsored Content