Water Temperature of the St. Jones River in Dover, DE
Current Water Temperature
Measurement Time: Wednesday, August 5, 2026, 2:25 PM EDT
Temperature Locations
View Nearby Locations View All Delaware Locations View Locations Near Me
Local Points of Interest
Silver Lake Park; Memorial ParkStation Name: ST JONES RIVER AT DOVER, DE
Data Source: Water Data - usgc.gov
Elevation Above Sea Level: 13 feet
Nearest Address:
199 E Division St
Dover, DE 19901
Kent County
GPS Coordinates: 39.1637222, -75.5190833
Nearby Water Temperatures
Murderkill River, Frederica, DE (11.1 mi)Delaware Bay, Greenwich, NJ (12.4 mi)
Beaverdam Branch, Houston, DE (17.8 mi)
Silver Lake Tributary, Townsend, DE (21.1 mi)
Appoquinimink River, Odessa, DE (21.5 mi)
Delaware River, Middletown, DE (23.4 mi)
Chesapeake & Delaware Canal, Port Penn, DE (27.4 mi)
Chesapeake and Delaware Canal, Delaware City, DE (27.5 mi)
Chesapeake & Delaware Canal, Chesapeake City, MD (29.5 mi)
Broadkill River, Milton, DE (29.5 mi)
Cape May Canal, North Cape May, NJ (32.9 mi)
Delaware Bay, Lewes, DE (34 mi)
Christina River, Newark, DE (34.6 mi)
Delaware River, New Castle, DE (36.3 mi)
White Clay Creek, Newark, DE (37.9 mi)
Weather for Dover, Delaware
Current Weather

Five Day Weather Forecast

Wed
H: 90°F
L: 72°F

Thu
H: 90°F
L: 75°F

Fri
H: 91°F
L: 72°F

Sat
H: 90°F
L: 71°F

Sun
H: 90°F
L: 73°F
Air Quality
Nitrogen Dioxide: 2.1 μg/m3
Sulphur Dioxide: 0.7 μg/m3
Ozone: 89 μg/m3
Astronomical
Sun Transit: 1:08 PM
Sunset: 8:10 PM
Daylight: 14 hrs 3 mins
Moon Transit: 6:07 AM
Moonset: 1:27 PM
Moon Phase: Last Quarter
Moon Illumination: 43.2%
Best Times for Fishing or Hunting
Major Periods
5:37 AM - 8:07 AM8:03 PM - 10:33 PM
Minor Periods
12:57 AM - 2:27 PM12:00 AM - 12:00 AM
Action Rating: 4 out of 5
Heat Advisory issued August 5 at 1:50PM EDT until August 7 at 8:00PM EDT by NWS Mount Holly NJ
Effective: Wed August 5, 2026, 1:50 PM
Expires: Thu August 6, 2026, 7:00 AM
* WHAT...Heat index values up to 100 to 104 expected. * WHERE...Portions of northern Delaware, central, northern, and southern New Jersey, and southeast Pennsylvania. * WHEN...From 10 AM Thursday to 8 PM EDT Friday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses.
Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning or evening. Take action when you see symptoms of heat exhaustion and heat stroke. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1.
Weather Forecast
Air Quality
Nitrogen Dioxide: 3.8 μg/m3
Sulphur Dioxide: 0.48 μg/m3
Ozone: 67.42 μg/m3
Astronomical
Sun Transit: 1:08 PM
Sunset: 8:10 PM
Daylight: 14 hrs 3 mins
Moon Transit: 6:07 AM
Moonset: 1:27 PM
Moon Phase: Last Quarter
Moon Illumination: 43.2%
Best Times for Fishing or Hunting
Major Periods
5:37 AM - 8:07 AM8:03 PM - 10:33 PM
Minor Periods
12:57 AM - 2:27 PM12:00 AM - 12:00 AM
Action Rating: 4 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 3.08 μg/m3
Sulphur Dioxide: 0.51 μg/m3
Ozone: 67.75 μg/m3
Astronomical
Sun Transit: 1:07 PM
Sunset: 8:08 PM
Daylight: 14 hrs 1 mins
Moon Transit: 7:00 AM
Moonset: 2:41 PM
Moon Phase: Last Quarter
Moon Illumination: 32.3%
Best Times for Fishing or Hunting
Major Periods
6:30 AM - 9:00 AM9:00 PM - 11:30 PM
Minor Periods
2:11 PM - 3:41 PM12:00 AM - 12:00 AM
Action Rating: 3 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 3.64 μg/m3
Sulphur Dioxide: 0.66 μg/m3
Ozone: 85.42 μg/m3
Astronomical
Sun Transit: 1:07 PM
Sunset: 8:07 PM
Daylight: 13 hrs 59 mins
Moon Transit: 8:00 AM
Moonset: 3:55 PM
Moon Phase: Last Quarter
Moon Illumination: 22.2%
Best Times for Fishing or Hunting
Major Periods
7:30 AM - 10:00 AM12:00 AM - 12:00 AM
Minor Periods
3:25 PM - 4:55 PM12:00 AM - 12:00 AM
Action Rating: 2 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 3.92 μg/m3
Sulphur Dioxide: 0.52 μg/m3
Ozone: 72.75 μg/m3
Astronomical
Sun Transit: 1:07 PM
Sunset: 8:06 PM
Daylight: 13 hrs 57 mins
Moon Transit: 9:02 AM
Moonset: 5:05 PM
Moon Phase: Waning Crescent
Moon Illumination: 13.6%
Best Times for Fishing or Hunting
Major Periods
8:32 AM - 11:02 AM12:00 AM - 12:00 AM
Minor Periods
4:35 PM - 6:05 PM12:32 AM - 2:02 AM
Action Rating: 2 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 5.79 μg/m3
Sulphur Dioxide: 0.76 μg/m3
Ozone: 37.67 μg/m3
Astronomical
Sun Transit: 1:07 PM
Sunset: 8:05 PM
Daylight: 13 hrs 55 mins
Moon Transit: 10:07 AM
Moonset: 6:06 PM
Moon Phase: Waning Crescent
Moon Illumination: 6.8%
Best Times for Fishing or Hunting
Major Periods
12:00 AM - 12:00 AM9:37 AM - 12:07 AM
Minor Periods
5:36 PM - 7:06 PM1:34 AM - 3:04 AM
Action Rating: 2 out of 5
