Water Temperature of the Potomac River in Point of Rocks, MD
Current Water Temperature
Measurement Time: Wednesday, June 4, 2025, 4:45 PM EDT
Temperature Locations
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Local Points of Interest
Paton Island; Heaters island; Chesapeake and Ohio Canal National Historic ParkSponsored Content
Station Name: POTOMAC RIVER AT POINT OF ROCKS, MD
Data Source: Water Data - usgc.gov
Elevation Above Sea Level: 217 feet / 66 meters
Nearest Address:
3707 Canal Rd
Point of Rocks, MD 21777
Frederick County
GPS Coordinates: 39.2735833, -77.5431111
Nearby Water Temperatures
Carroll Creek, Frederick, MD (12.1 mi)Carroll Creek, Frederick, MD (12.5 mi)
Big Hunting Creek, Thurmont, MD (25.1 mi)
Difficult Run, McLean, VA (26.0 mi)
Spout Run, Boyce, VA (28.5 mi)
Difficult Run, Oakton, VA (29.1 mi)
Dead Run, McLean, VA (29.3 mi)
Patuxent River, Brighton, MD (29.4 mi)
Sligo Creek, Takoma Park, MD (35.0 mi)
Paint Branch, Calverton, MD (35.2 mi)
Washington Channel, Washington, DC (39.3 mi)
Northeast Branch Anacostia River, Riverdale Park, MD (39.5 mi)
Scotts Level Branch, Milford Mill, MD (42.2 mi)
Cacapon River , Great Cacapon, WV (46.1 mi)
Gunpowder Falls, Parkton, MD (51.4 mi)
Weather for Point of Rocks, Maryland
Current Weather

Humidity: 74%
Feels Like: 80.5°F
Wind: SSE 5.8 mph
Wind Gusts: 12.2 mph
Precipitation: 0 in
Cloud Cover: 0%
Visibility: 9 mi
UV Index: 0
Five Day Weather Forecast

Wed
H: 90°F
L: 54°F

Thu
H: 88°F
L: 62°F

Fri
H: 84°F
L: 68°F

Sat
H: 81°F
L: 66°F

Sun
H: 73°F
L: 64°F
Air Quality
Nitrogen Dioxide: 11.47 μg/m3
Sulphur Dioxide: 5.92 μg/m3
Ozone: 90 μg/m3
Astronomical
Sun Transit: 1:08 PM
Sunset: 8:33 PM
Daylight: 14 hrs 49 mins
Moon Transit: 8:33 PM
Moonset: 2:08 AM
Moon Phase: First Quarter
Moon Illumination: 59.8%
Best Times for Fishing or Hunting
Major Periods
9:26 AM - 11:56 AM8:03 PM - 10:33 PM
Minor Periods
2:00 PM - 3:30 PM1:38 AM - 3:08 AM
Action Rating: 2 out of 5
This is only a test for monitoring of vital dissemination systems.
Effective: Wed June 4, 2025, 8:21 PM
Expires: Wed June 4, 2025, 8:31 PM
Monitoring message only. Please disregard.
Monitoring message only. Please disregard.
Air Quality Alert issued June 4 at 4:40PM EDT by NWS Baltimore MD/Washington DC
Non-Weather Emergency Message. Not sent to IPAWS.
Effective: Wed June 4, 2025, 4:40 PM
Expires: Fri June 6, 2025, 12:00 AM
The Maryland Department of the Environment has issued a Code ORANGE Air Quality Alert Thursday for Northern Baltimore. A Code Orange Air Quality Alert means that air pollution concentrations within the region may become unhealthy for sensitive groups. Sensitive groups include children, people suffering from asthma, heart disease or other lung diseases and the elderly. The effects of air pollution can be minimized by avoiding strenuous activity or exercise outdoors. For more information on ground-level ozone and fine particles visit the web site mde.maryland.gov/programs/air/AirQualityMonitoring/Pages/index.aspx.
Weather Forecast
Average Temperature: 73°F
Average Humidity: 75%
Wind: 7.4 mph
UV Index: 2.2
Air Quality
Nitrogen Dioxide: 11.94 μg/m3
Sulphur Dioxide: 8.11 μg/m3
Ozone: 107.92 μg/m3
Astronomical
Sun Transit: 1:08 PM
Sunset: 8:33 PM
Daylight: 14 hrs 49 mins
Moon Transit: 8:33 PM
Moonset: 2:08 AM
Moon Phase: First Quarter
Moon Illumination: 59.8%
Best Times for Fishing or Hunting
Major Periods
9:26 AM - 11:56 AM8:03 PM - 10:33 PM
Minor Periods
2:00 PM - 3:30 PM1:38 AM - 3:08 AM
Action Rating: 2 out of 5
Weather Forecast
Average Temperature: 75.3°F
Average Humidity: 71%
Wind: 12.3 mph
UV Index: 2.3
Air Quality
Nitrogen Dioxide: 8.59 μg/m3
Sulphur Dioxide: 6.12 μg/m3
Ozone: 103.84 μg/m3
Astronomical
Sun Transit: 1:08 PM
Sunset: 8:34 PM
Daylight: 14 hrs 50 mins
Moon Transit: 9:13 PM
Moonset: 2:28 AM
Moon Phase: First Quarter
Moon Illumination: 70.6%
Best Times for Fishing or Hunting
Major Periods
10:05 AM - 12:35 AM8:43 PM - 11:13 PM
Minor Periods
2:59 PM - 4:29 PM1:58 AM - 3:28 AM
Action Rating: 3 out of 5
Weather Forecast
Average Temperature: 75.8°F
Average Humidity: 80%
Wind: 12.8 mph
UV Index: 2.5
Air Quality
Nitrogen Dioxide: 10.99 μg/m3
Sulphur Dioxide: 4.86 μg/m3
Ozone: 87.8 μg/m3
Astronomical
Sun Transit: 1:08 PM
Sunset: 8:35 PM
Daylight: 14 hrs 51 mins
Moon Transit: 9:53 PM
Moonset: 2:48 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 80.3%
Best Times for Fishing or Hunting
Major Periods
10:45 AM - 1:15 PM9:23 PM - 11:53 PM
Minor Periods
3:59 PM - 5:29 PM2:18 AM - 3:48 AM
Action Rating: 2 out of 5
Weather Forecast
Average Temperature: 70.7°F
Average Humidity: 92%
Wind: 9.2 mph
UV Index: 1.4
Air Quality
Nitrogen Dioxide: 17.72 μg/m3
Sulphur Dioxide: 4.94 μg/m3
Ozone: 70.04 μg/m3
Astronomical
Sun Transit: 1:09 PM
Sunset: 8:35 PM
Daylight: 14 hrs 52 mins
Moon Transit: 10:36 PM
Moonset: 3:10 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 88.5%
Best Times for Fishing or Hunting
Major Periods
11:27 AM - 1:57 PM12:00 AM - 12:00 AM
Minor Periods
4:59 PM - 6:29 PM2:40 AM - 4:10 AM
Action Rating: 2 out of 5
Weather Forecast
Average Temperature: 66.9°F
Average Humidity: 90%
Wind: 6.5 mph
UV Index: 1
Air Quality
Nitrogen Dioxide: 11.85 μg/m3
Sulphur Dioxide: 2.89 μg/m3
Ozone: 61.54 μg/m3
Astronomical
Sun Transit: 1:09 PM
Sunset: 8:36 PM
Daylight: 14 hrs 52 mins
Moon Transit: 11:21 PM
Moonset: 3:35 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 94.7%
Best Times for Fishing or Hunting
Major Periods
12:11 AM - 2:41 PM12:00 AM - 12:00 AM
Minor Periods
6:02 PM - 7:32 PM3:05 AM - 4:35 AM
Action Rating: 2 out of 5