Water Temperature of the St. Jones River in Dover, DE
Current Water Temperature
Measurement Time: Tuesday, July 8, 2025, 12:15 AM EDT
Temperature Locations
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Local Points of Interest
Silver Lake Park; Memorial ParkSponsored Content
Station Name: ST JONES RIVER AT DOVER, DE
Data Source: Water Data - usgc.gov
Elevation Above Sea Level: 13 feet / 4 meters
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 (34.0 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

Humidity: 92%
Feels Like: 87.7°F
Wind: WSW 6 mph
Wind Gusts: 12.7 mph
Precipitation: 0 in
Cloud Cover: 0%
Visibility: 9 mi
UV Index: 0
Five Day Weather Forecast

Tue
H: 96°F
L: 75°F

Wed
H: 81°F
L: 73°F

Thu
H: 79°F
L: 74°F

Fri
H: 88°F
L: 72°F

Sat
H: 86°F
L: 74°F
Air Quality
Nitrogen Dioxide: 13.51 μg/m3
Sulphur Dioxide: 9.99 μg/m3
Ozone: 80 μg/m3
Astronomical
Sun Transit: 1:07 PM
Sunset: 8:31 PM
Daylight: 14 hrs 47 mins
Moon Transit: 11:40 PM
Moonset: 3:13 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 96.8%
Best Times for Fishing or Hunting
Major Periods
12:43 AM - 3:13 PM12:00 AM - 12:00 AM
Minor Periods
6:46 PM - 8:16 PM2:43 AM - 4:13 AM
Action Rating: 3 out of 5
Heat Advisory issued July 8 at 1:18AM EDT until July 8 at 8:00PM EDT by NWS Mount Holly NJ
Effective: Tue July 8, 2025, 1:18 AM
Expires: Tue July 8, 2025, 4:15 PM
* WHAT...Heat index values up to 106 expected. * WHERE...In Delaware, Kent and Inland Sussex Counties. In Maryland, Caroline, Kent MD, Queen Annes, and Talbot Counties. In New Jersey, Atlantic, Cape May, Cumberland, and Salem Counties. * WHEN...From 10 AM this morning to 8 PM EDT this evening. * 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.
Flood Watch issued July 7 at 10:59PM EDT until July 9 at 12:00AM EDT by NWS Mount Holly NJ
Effective: Mon July 7, 2025, 10:59 PM
Expires: Tue July 8, 2025, 4:30 PM
* WHAT...Flooding caused by excessive rainfall is possible. * WHERE...Portions of Delaware, including the following areas, Delaware Beaches, Inland Sussex, Kent and New Castle, northeast Maryland, including the following areas, Caroline, Kent MD, Queen Annes and Talbot, New Jersey, including the following areas, Atlantic, Atlantic Coastal Cape May, Camden, Cape May, Coastal Atlantic, Coastal Ocean, Cumberland, Eastern Monmouth, Gloucester, Hunterdon, Mercer, Middlesex, Morris, Northwestern Burlington, Ocean, Salem, Somerset, Southeastern Burlington, Sussex, Warren and Western Monmouth, and Pennsylvania, including the following areas, Berks, Delaware, Eastern Chester, Eastern Montgomery, Lehigh, Lower Bucks, Northampton, Philadelphia, Upper Bucks, Western Chester and Western Montgomery. * WHEN...From Tuesday afternoon through Tuesday evening. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. Flooding may occur in poor drainage and urban areas. * ADDITIONAL DETAILS... - A frontal boundary will collide with a tropical airmass and produce widespread showers and thunderstorms Tuesday afternoon into Tuesday night. Rainfall rates of up to 2 inches per hour or more will be possible, leading to flash flooding. - http://www.weather.gov/safety/flood
You should monitor later forecasts and be alert for possible Flood Warnings. Those living in areas prone to flooding should be prepared to take action should flooding develop.
Heat Advisory issued July 8 at 1:18AM EDT until July 8 at 8:00PM EDT by NWS Mount Holly NJ
Effective: Tue July 8, 2025, 1:18 AM
Expires: Tue July 8, 2025, 4:15 PM
* WHAT...Heat index values up to 106 expected. * WHERE...In Delaware, Kent and Inland Sussex Counties. In Maryland, Caroline, Kent MD, Queen Annes, and Talbot Counties. In New Jersey, Atlantic, Cape May, Cumberland, and Salem Counties. * WHEN...From 10 AM this morning to 8 PM EDT this evening. * 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.
Flood Watch issued July 7 at 10:59PM EDT until July 9 at 12:00AM EDT by NWS Mount Holly NJ
Effective: Mon July 7, 2025, 10:59 PM
Expires: Tue July 8, 2025, 4:30 PM
* WHAT...Flooding caused by excessive rainfall is possible. * WHERE...Portions of Delaware, including the following areas, Delaware Beaches, Inland Sussex, Kent and New Castle, northeast Maryland, including the following areas, Caroline, Kent MD, Queen Annes and Talbot, New Jersey, including the following areas, Atlantic, Atlantic Coastal Cape May, Camden, Cape May, Coastal Atlantic, Coastal Ocean, Cumberland, Eastern Monmouth, Gloucester, Hunterdon, Mercer, Middlesex, Morris, Northwestern Burlington, Ocean, Salem, Somerset, Southeastern Burlington, Sussex, Warren and Western Monmouth, and Pennsylvania, including the following areas, Berks, Delaware, Eastern Chester, Eastern Montgomery, Lehigh, Lower Bucks, Northampton, Philadelphia, Upper Bucks, Western Chester and Western Montgomery. * WHEN...From Tuesday afternoon through Tuesday evening. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. Flooding may occur in poor drainage and urban areas. * ADDITIONAL DETAILS... - A frontal boundary will collide with a tropical airmass and produce widespread showers and thunderstorms Tuesday afternoon into Tuesday night. Rainfall rates of up to 2 inches per hour or more will be possible, leading to flash flooding. - http://www.weather.gov/safety/flood
You should monitor later forecasts and be alert for possible Flood Warnings. Those living in areas prone to flooding should be prepared to take action should flooding develop.
Heat Advisory issued July 8 at 1:18AM EDT until July 8 at 8:00PM EDT by NWS Mount Holly NJ
Effective: Tue July 8, 2025, 1:18 AM
Expires: Tue July 8, 2025, 4:15 PM
* WHAT...Heat index values up to 106 expected. * WHERE...In Delaware, Kent and Inland Sussex Counties. In Maryland, Caroline, Kent MD, Queen Annes, and Talbot Counties. In New Jersey, Atlantic, Cape May, Cumberland, and Salem Counties. * WHEN...From 10 AM this morning to 8 PM EDT this evening. * 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.
Weather Forecast
Average Temperature: 83.7°F
Average Humidity: 82%
Wind: 18.8 mph
UV Index: 2.8
Air Quality
Nitrogen Dioxide: 11.73 μg/m3
Sulphur Dioxide: 12 μg/m3
Ozone: 110 μg/m3
Astronomical
Sun Transit: 1:07 PM
Sunset: 8:31 PM
Daylight: 14 hrs 47 mins
Moon Transit: 11:40 PM
Moonset: 3:13 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 96.8%
Best Times for Fishing or Hunting
Major Periods
12:43 AM - 3:13 PM12:00 AM - 12:00 AM
Minor Periods
6:46 PM - 8:16 PM2:43 AM - 4:13 AM
Action Rating: 3 out of 5
Weather Forecast
Average Temperature: 78.6°F
Average Humidity: 88%
Wind: 19 mph
UV Index: 2.7
Air Quality
Nitrogen Dioxide: 12.43 μg/m3
Sulphur Dioxide: 9.12 μg/m3
Ozone: 116.16 μg/m3
Astronomical
Sun Transit: 1:07 PM
Sunset: 8:30 PM
Daylight: 14 hrs 46 mins
Moon Transit: 12:00 AM
Moonset: 4:04 AM
Moon Phase: Full
Moon Illumination: 99.6%
Best Times for Fishing or Hunting
Major Periods
12:00 AM - 12:00 AM1:37 PM - 4:07 PM
Minor Periods
7:39 PM - 9:09 PM3:34 AM - 5:04 AM
Action Rating: 3 out of 5
Weather Forecast
Average Temperature: 76.3°F
Average Humidity: 93%
Wind: 11.6 mph
UV Index: 2.2
Air Quality
Nitrogen Dioxide: 8.42 μg/m3
Sulphur Dioxide: 2.38 μg/m3
Ozone: 99.48 μg/m3
Astronomical
Sun Transit: 1:07 PM
Sunset: 8:30 PM
Daylight: 14 hrs 45 mins
Moon Transit: 12:35 AM
Moonset: 5:04 AM
Moon Phase: Full
Moon Illumination: 99.8%
Best Times for Fishing or Hunting
Major Periods
12:05 AM - 2:35 AM2:32 PM - 5:02 PM
Minor Periods
8:24 PM - 9:54 PM4:34 AM - 6:04 AM
Action Rating: 5 out of 5
Weather Forecast
Average Temperature: 78.9°F
Average Humidity: 80%
Wind: 11.6 mph
UV Index: 2.6
Air Quality
Nitrogen Dioxide: 9.98 μg/m3
Sulphur Dioxide: 2.88 μg/m3
Ozone: 97.6 μg/m3
Astronomical
Sun Transit: 1:07 PM
Sunset: 8:30 PM
Daylight: 14 hrs 44 mins
Moon Transit: 1:29 AM
Moonset: 6:10 AM
Moon Phase: Full
Moon Illumination: 97.4%
Best Times for Fishing or Hunting
Major Periods
12:59 AM - 3:29 AM3:26 PM - 5:56 PM
Minor Periods
9:02 PM - 10:32 PM5:40 AM - 7:10 AM
Action Rating: 4 out of 5
Weather Forecast
Average Temperature: 79°F
Average Humidity: 81%
Wind: 8.5 mph
UV Index: 0.2
Air Quality
Nitrogen Dioxide: 10.36 μg/m3
Sulphur Dioxide: 1.3 μg/m3
Ozone: 109 μg/m3
Astronomical
Sun Transit: 1:07 PM
Sunset: 8:29 PM
Daylight: 14 hrs 43 mins
Moon Transit: 2:22 AM
Moonset: 7:18 AM
Moon Phase: Full
Moon Illumination: 92.7%
Best Times for Fishing or Hunting
Major Periods
1:52 AM - 4:22 AM4:17 PM - 6:47 PM
Minor Periods
9:34 PM - 11:04 PM6:48 AM - 8:18 AM
Action Rating: 3 out of 5