Water Temperature of Dead Run in McLean, VA

Current Water Temperature

72.0°F

Measurement Time: Sunday, September 13, 2026, 4:15 AM 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

74°F
Mostly Cloudy
Mostly Cloudy
97%
W 2 mph
73°F

Weather Forecast

Mostly Sunny
Today
87°F - Mostly Sunny
Partly Cloudy
Tonight
69°F - Partly Cloudy
Sunny
Monday
81°F - Sunny
Mostly Clear
Monday Night
55°F - Mostly Clear
Sunny
Tuesday
81°F - Sunny
Mostly Clear
Tuesday Night
59°F - Mostly Clear
Sunny
Wednesday
86°F - Sunny
Mostly Clear
Wednesday Night
64°F - Mostly Clear
Sunny
Thursday
88°F - Sunny
Partly Cloudy
Thursday Night
66°F - Partly Cloudy
Mostly Sunny then Chance Rain Showers
Friday
87°F - Mostly Sunny then Chance Rain Showers
Chance Rain Showers
Friday Night
66°F - Chance Rain Showers
Chance Rain Showers
Saturday
84°F - Chance Rain Showers
Chance Rain Showers
Saturday Night
64°F - Chance Rain Showers

Astronomical

Sunrise: 6:49 AM
Sun Transit: 1:04 PM
Sunset: 7:20 PM
Daylight: 12 hrs 31 mins
Moonrise: 9:29 AM
Moon Transit: 2:58 PM
Moonset: 8:21 PM
Moon Phase: New
Moon Illumination: 2.2%

Best Times for Fishing or Hunting

Major Periods

3:52 AM - 6:22 AM
2:28 PM - 4:58 PM

Minor Periods

7:51 PM - 9:21 PM
8:59 AM - 10:29 AM

Action Rating: 4 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


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: 6:49 AM
Sun Transit: 1:04 PM
Sunset: 7:20 PM
Daylight: 12 hrs 31 mins
Moonrise: 9:29 AM
Moon Transit: 2:58 PM
Moonset: 8:21 PM
Moon Phase: New
Moon Illumination: 2.2%

Best Times for Fishing or Hunting

Major Periods

3:52 AM - 6:22 AM
2:28 PM - 4:58 PM

Minor Periods

7:51 PM - 9:21 PM
8:59 AM - 10:29 AM

Action Rating: 4 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


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: 6:49 AM
Sun Transit: 1:04 PM
Sunset: 7:20 PM
Daylight: 12 hrs 31 mins
Moonrise: 9:29 AM
Moon Transit: 2:58 PM
Moonset: 8:21 PM
Moon Phase: New
Moon Illumination: 2.2%

Best Times for Fishing or Hunting

Major Periods

3:52 AM - 6:22 AM
2:28 PM - 4:58 PM

Minor Periods

7:51 PM - 9:21 PM
8:59 AM - 10:29 AM

Action Rating: 4 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


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: 6:49 AM
Sun Transit: 1:04 PM
Sunset: 7:18 PM
Daylight: 12 hrs 29 mins
Moonrise: 10:35 AM
Moon Transit: 3:44 PM
Moonset: 8:48 PM
Moon Phase: Waxing Crescent
Moon Illumination: 6.7%

Best Times for Fishing or Hunting

Major Periods

4:37 AM - 7:07 AM
3:14 PM - 5:44 PM

Minor Periods

8:18 PM - 9:48 PM
10:05 AM - 11:35 AM

Action Rating: 3 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


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: 6:49 AM
Sun Transit: 1:04 PM
Sunset: 7:18 PM
Daylight: 12 hrs 29 mins
Moonrise: 10:35 AM
Moon Transit: 3:44 PM
Moonset: 8:48 PM
Moon Phase: Waxing Crescent
Moon Illumination: 6.7%

Best Times for Fishing or Hunting

Major Periods

4:37 AM - 7:07 AM
3:14 PM - 5:44 PM

Minor Periods

8:18 PM - 9:48 PM
10:05 AM - 11:35 AM

Action Rating: 3 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


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: 6:50 AM
Sun Transit: 1:03 PM
Sunset: 7:17 PM
Daylight: 12 hrs 26 mins
Moonrise: 11:39 AM
Moon Transit: 4:32 PM
Moonset: 9:19 PM
Moon Phase: Waxing Crescent
Moon Illumination: 13.4%

Best Times for Fishing or Hunting

Major Periods

5:24 AM - 7:54 AM
4:02 PM - 6:32 PM

Minor Periods

8:49 PM - 10:19 PM
11:09 AM - 12:39 AM

Action Rating: 2 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


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: 6:50 AM
Sun Transit: 1:03 PM
Sunset: 7:17 PM
Daylight: 12 hrs 26 mins
Moonrise: 11:39 AM
Moon Transit: 4:32 PM
Moonset: 9:19 PM
Moon Phase: Waxing Crescent
Moon Illumination: 13.4%

Best Times for Fishing or Hunting

Major Periods

5:24 AM - 7:54 AM
4:02 PM - 6:32 PM

Minor Periods

8:49 PM - 10:19 PM
11:09 AM - 12:39 AM

Action Rating: 2 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


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: 6:51 AM
Sun Transit: 1:03 PM
Sunset: 7:15 PM
Daylight: 12 hrs 24 mins
Moonrise: 12:43 AM
Moon Transit: 5:21 PM
Moonset: 9:56 PM
Moon Phase: Waxing Crescent
Moon Illumination: 22.0%

Best Times for Fishing or Hunting

Major Periods

6:13 AM - 8:43 AM
4:51 PM - 7:21 PM

Minor Periods

9:26 PM - 10:56 PM
12:13 AM - 1:43 PM

Action Rating: 3 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


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: 6:51 AM
Sun Transit: 1:03 PM
Sunset: 7:15 PM
Daylight: 12 hrs 24 mins
Moonrise: 12:43 AM
Moon Transit: 5:21 PM
Moonset: 9:56 PM
Moon Phase: Waxing Crescent
Moon Illumination: 22.0%

Best Times for Fishing or Hunting

Major Periods

6:13 AM - 8:43 AM
4:51 PM - 7:21 PM

Minor Periods

9:26 PM - 10:56 PM
12:13 AM - 1:43 PM

Action Rating: 3 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


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: 6:52 AM
Sun Transit: 1:03 PM
Sunset: 7:13 PM
Daylight: 12 hrs 21 mins
Moonrise: 1:43 PM
Moon Transit: 6:12 PM
Moonset: 10:40 PM
Moon Phase: Waxing Crescent
Moon Illumination: 32.1%

Best Times for Fishing or Hunting

Major Periods

7:03 AM - 9:33 AM
5:42 PM - 8:12 PM

Minor Periods

10:10 PM - 11:40 PM
1:13 PM - 2:43 PM

Action Rating: 3 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


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: 6:52 AM
Sun Transit: 1:03 PM
Sunset: 7:13 PM
Daylight: 12 hrs 21 mins
Moonrise: 1:43 PM
Moon Transit: 6:12 PM
Moonset: 10:40 PM
Moon Phase: Waxing Crescent
Moon Illumination: 32.1%

Best Times for Fishing or Hunting

Major Periods

7:03 AM - 9:33 AM
5:42 PM - 8:12 PM

Minor Periods

10:10 PM - 11:40 PM
1:13 PM - 2:43 PM

Action Rating: 3 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


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: 6:53 AM
Sun Transit: 1:02 PM
Sunset: 7:12 PM
Daylight: 12 hrs 19 mins
Moonrise: 2:38 PM
Moon Transit: 7:04 PM
Moonset: 11:30 PM
Moon Phase: First Quarter
Moon Illumination: 43.0%

Best Times for Fishing or Hunting

Major Periods

7:54 AM - 10:24 AM
6:34 PM - 9:04 PM

Minor Periods

12:00 AM - 12:00 AM
2:08 PM - 3:38 PM

Action Rating: 2 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


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: 6:53 AM
Sun Transit: 1:02 PM
Sunset: 7:12 PM
Daylight: 12 hrs 19 mins
Moonrise: 2:38 PM
Moon Transit: 7:04 PM
Moonset: 11:30 PM
Moon Phase: First Quarter
Moon Illumination: 43.0%

Best Times for Fishing or Hunting

Major Periods

7:54 AM - 10:24 AM
6:34 PM - 9:04 PM

Minor Periods

12:00 AM - 12:00 AM
2:08 PM - 3:38 PM

Action Rating: 2 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


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: 6:54 AM
Sun Transit: 1:02 PM
Sunset: 7:10 PM
Daylight: 12 hrs 16 mins
Moonrise: 3:26 PM
Moon Transit: 7:55 PM
Moonset: 12:30 AM
Moon Phase: First Quarter
Moon Illumination: 54.3%

Best Times for Fishing or Hunting

Major Periods

8:46 AM - 11:16 AM
7:25 PM - 9:55 PM

Minor Periods

2:56 PM - 4:26 PM
12:00 AM - 12:00 AM

Action Rating: 3 out of 5

Wednesday, December 31, 1969

Weather Forecast

°F
°F
°F
%
in
%
%
mph


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: 6:54 AM
Sun Transit: 1:02 PM
Sunset: 7:10 PM
Daylight: 12 hrs 16 mins
Moonrise: 3:26 PM
Moon Transit: 7:55 PM
Moonset: 12:30 AM
Moon Phase: First Quarter
Moon Illumination: 54.3%

Best Times for Fishing or Hunting

Major Periods

8:46 AM - 11:16 AM
7:25 PM - 9:55 PM

Minor Periods

2:56 PM - 4:26 PM
12:00 AM - 12:00 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