Water Temperature of Delaware Bay in Lewes, DE
Current Water Temperature
Measurement Time: Friday, September 12, 2025, 11:18 AM EDT
Today's Tides
High: September 12, 12:23 AM, 4.42 ft
Low: September 12, 6:16 AM, 0.18 ft
High: September 12, 12:50 PM, 5.28 ft
Low: September 12, 7:10 PM, 0.45 ft
Temperature Locations
View Nearby Locations View All Delaware Locations View Locations Near Me
Local Points of Interest
Breakwater Harbor; Lewes Beach; Cape Henlopen State ParkSponsored Content
Station Name: Lewes
Data Source: NOAA Tides and Currents
Elevation Above Sea Level: 10 feet / 3 meters
Sensor Depth: -7.9 feet / -2.4 meters
Nearest Address:
41 Cape Henlopen Dr
Lewes, DE 19958
Sussex County
GPS Coordinates: 38.781700, -75.120003
Nearby Water Temperatures
Broadkill River, Milton, DE (7.1 mi)Indian River Bay, Millsboro, DE (10.9 mi)
Cape May Canal, North Cape May, NJ (15.5 mi)
Millsboro Pond, Millsboro, DE (15.9 mi)
Beaverdam Branch, Houston, DE (22.8 mi)
Murderkill River, Frederica, DE (24.1 mi)
Ocean City Inlet, Ocean City, MD (31.4 mi)
St. Jones River, Dover, DE (34.0 mi)
Delaware Bay, Greenwich, NJ (38.7 mi)
Choptank River, Cambridge, MD (52.8 mi)
Appoquinimink River, Odessa, DE (54.2 mi)
Atlantic Ocean, Atlantic City, NJ (54.7 mi)
Silver Lake Tributary, Townsend, DE (54.9 mi)
Delaware River, Middletown, DE (55.2 mi)
Chesapeake & Delaware Canal, Port Penn, DE (58.9 mi)
Weather for Lewes, Delaware
Current Weather

Humidity: 54%
Feels Like: 78.7°F
Wind: ENE 6.7 mph
Wind Gusts: 8.6 mph
Precipitation: 0 in
Cloud Cover: 0%
Visibility: 9 mi
UV Index: 4.8
Five Day Weather Forecast

Fri
H: 75°F
L: 63°F

Sat
H: 75°F
L: 66°F

Sun
H: 76°F
L: 64°F

Mon
H: 73°F
L: 64°F

Tue
H: 72°F
L: 67°F
Air Quality
Nitrogen Dioxide: 3.45 μg/m3
Sulphur Dioxide: 5.63 μg/m3
Ozone: 172 μg/m3
Astronomical
Sun Transit: 12:56 AM
Sunset: 7:13 PM
Daylight: 12 hrs 33 mins
Moon Transit: 4:48 AM
Moonset: 12:31 AM
Moon Phase: Waning Gibbous
Moon Illumination: 67.4%
Best Times for Fishing or Hunting
Major Periods
4:18 AM - 6:48 AM6:51 PM - 9:21 PM
Minor Periods
9:29 PM - 10:59 PM12:01 AM - 1:31 PM
Action Rating: 4 out of 5
Coastal Flood Advisory issued September 12 at 6:57AM EDT until September 12 at 8:00PM EDT by NWS Wakefield VA
Effective: Fri September 12, 2025, 6:57 AM
Expires: Fri September 12, 2025, 3:00 PM
* WHAT...Up to one foot of inundation above ground level in low- lying areas near shorelines and tidal waterways. * WHERE...Dorchester, Wicomico and Somerset Counties. * WHEN...Until 8 PM EDT this evening. * IMPACTS...Shallow flooding is expected in the most vulnerable locations near the waterfront and shoreline resulting in a low threat of property damage. Expect up to one foot of water above ground level in low lying, vulnerable areas. Some roads and low lying property including parking lots, parks and lawns near the waterfront will experience shallow flooding.
If travel is required, allow extra time as some roads may be closed. Do not drive around barricades or through water of unknown depth. Take the necessary actions to protect flood-prone property.
Coastal Flood Advisory issued September 12 at 6:57AM EDT until September 12 at 8:00PM EDT by NWS Wakefield VA
Effective: Fri September 12, 2025, 6:57 AM
Expires: Fri September 12, 2025, 3:00 PM
* WHAT...Up to one foot of inundation above ground level in low- lying areas near shorelines and tidal waterways. * WHERE...Dorchester, Wicomico and Somerset Counties. * WHEN...Until 8 PM EDT this evening. * IMPACTS...Shallow flooding is expected in the most vulnerable locations near the waterfront and shoreline resulting in a low threat of property damage. Expect up to one foot of water above ground level in low lying, vulnerable areas. Some roads and low lying property including parking lots, parks and lawns near the waterfront will experience shallow flooding.
If travel is required, allow extra time as some roads may be closed. Do not drive around barricades or through water of unknown depth. Take the necessary actions to protect flood-prone property.
Coastal Flood Advisory issued September 12 at 6:57AM EDT until September 12 at 8:00PM EDT by NWS Wakefield VA
Effective: Fri September 12, 2025, 6:57 AM
Expires: Fri September 12, 2025, 3:00 PM
* WHAT...Up to one foot of inundation above ground level in low- lying areas near shorelines and tidal waterways. * WHERE...Dorchester, Wicomico and Somerset Counties. * WHEN...Until 8 PM EDT this evening. * IMPACTS...Shallow flooding is expected in the most vulnerable locations near the waterfront and shoreline resulting in a low threat of property damage. Expect up to one foot of water above ground level in low lying, vulnerable areas. Some roads and low lying property including parking lots, parks and lawns near the waterfront will experience shallow flooding.
If travel is required, allow extra time as some roads may be closed. Do not drive around barricades or through water of unknown depth. Take the necessary actions to protect flood-prone property.
Coastal Flood Advisory issued September 12 at 6:57AM EDT until September 12 at 8:00PM EDT by NWS Wakefield VA
Effective: Fri September 12, 2025, 6:57 AM
Expires: Fri September 12, 2025, 3:00 PM
* WHAT...Up to one foot of inundation above ground level in low- lying areas near shorelines and tidal waterways. * WHERE...Dorchester, Wicomico and Somerset Counties. * WHEN...Until 8 PM EDT this evening. * IMPACTS...Shallow flooding is expected in the most vulnerable locations near the waterfront and shoreline resulting in a low threat of property damage. Expect up to one foot of water above ground level in low lying, vulnerable areas. Some roads and low lying property including parking lots, parks and lawns near the waterfront will experience shallow flooding.
If travel is required, allow extra time as some roads may be closed. Do not drive around barricades or through water of unknown depth. Take the necessary actions to protect flood-prone property.
Coastal Flood Advisory issued September 12 at 6:57AM EDT until September 12 at 8:00PM EDT by NWS Wakefield VA
Effective: Fri September 12, 2025, 6:57 AM
Expires: Fri September 12, 2025, 3:00 PM
* WHAT...Up to one foot of inundation above ground level in low- lying areas near shorelines and tidal waterways. * WHERE...Dorchester, Wicomico and Somerset Counties. * WHEN...Until 8 PM EDT this evening. * IMPACTS...Shallow flooding is expected in the most vulnerable locations near the waterfront and shoreline resulting in a low threat of property damage. Expect up to one foot of water above ground level in low lying, vulnerable areas. Some roads and low lying property including parking lots, parks and lawns near the waterfront will experience shallow flooding.
If travel is required, allow extra time as some roads may be closed. Do not drive around barricades or through water of unknown depth. Take the necessary actions to protect flood-prone property.
Weather Forecast
Average Temperature: 68°F
Average Humidity: 90%
Wind: 8.7 mph
UV Index: 1.6
Air Quality
Nitrogen Dioxide: 19.7 μg/m3
Sulphur Dioxide: 4.83 μg/m3
Ozone: 110.8 μg/m3
Astronomical
Sun Transit: 12:56 AM
Sunset: 7:13 PM
Daylight: 12 hrs 33 mins
Moon Transit: 4:48 AM
Moonset: 12:31 AM
Moon Phase: Waning Gibbous
Moon Illumination: 67.4%
Best Times for Fishing or Hunting
Major Periods
4:18 AM - 6:48 AM6:51 PM - 9:21 PM
Minor Periods
9:29 PM - 10:59 PM12:01 AM - 1:31 PM
Action Rating: 4 out of 5
Weather Forecast
Average Temperature: 69.3°F
Average Humidity: 79%
Wind: 10.5 mph
UV Index: 1.5
Air Quality
Nitrogen Dioxide: 8.5 μg/m3
Sulphur Dioxide: 2.49 μg/m3
Ozone: 126.92 μg/m3
Astronomical
Sun Transit: 12:56 AM
Sunset: 7:11 PM
Daylight: 12 hrs 31 mins
Moon Transit: 5:47 AM
Moonset: 1:45 PM
Moon Phase: Waning Gibbous
Moon Illumination: 56.4%
Best Times for Fishing or Hunting
Major Periods
5:17 AM - 7:47 AM7:52 PM - 10:22 PM
Minor Periods
10:19 PM - 11:49 PM1:15 PM - 2:45 PM
Action Rating: 2 out of 5
Weather Forecast
Average Temperature: 69.4°F
Average Humidity: 78%
Wind: 10.5 mph
UV Index: 1.3
Air Quality
Nitrogen Dioxide: 5.59 μg/m3
Sulphur Dioxide: 3.04 μg/m3
Ozone: 111.92 μg/m3
Astronomical
Sun Transit: 12:55 AM
Sunset: 7:10 PM
Daylight: 12 hrs 28 mins
Moon Transit: 6:49 AM
Moonset: 2:53 PM
Moon Phase: Last Quarter
Moon Illumination: 45.1%
Best Times for Fishing or Hunting
Major Periods
6:19 AM - 8:49 AM8:54 PM - 11:24 PM
Minor Periods
12:00 AM - 12:00 AM2:23 PM - 3:53 PM
Action Rating: 3 out of 5
Weather Forecast
Average Temperature: 68.8°F
Average Humidity: 75%
Wind: 8.7 mph
UV Index: 0
Air Quality
Nitrogen Dioxide: 7.65 μg/m3
Sulphur Dioxide: 3.27 μg/m3
Ozone: 110.72 μg/m3
Astronomical
Sun Transit: 12:55 AM
Sunset: 7:08 PM
Daylight: 12 hrs 26 mins
Moon Transit: 7:51 AM
Moonset: 3:50 PM
Moon Phase: Last Quarter
Moon Illumination: 34.0%
Best Times for Fishing or Hunting
Major Periods
7:21 AM - 9:51 AM12:00 AM - 12:00 AM
Minor Periods
3:20 PM - 4:50 PM12:00 AM - 12:00 AM
Action Rating: 2 out of 5
Weather Forecast
Average Temperature: 69.5°F
Average Humidity: 77%
Wind: 9.6 mph
UV Index: 6
Air Quality
Nitrogen Dioxide: 5.92 μg/m3
Sulphur Dioxide: 2.51 μg/m3
Ozone: 107.77 μg/m3
Astronomical
Sun Transit: 12:55 AM
Sunset: 7:06 PM
Daylight: 12 hrs 23 mins
Moon Transit: 8:50 AM
Moonset: 4:37 PM
Moon Phase: Last Quarter
Moon Illumination: 23.8%
Best Times for Fishing or Hunting
Major Periods
8:20 AM - 10:50 AM12:00 AM - 12:00 AM
Minor Periods
4:07 PM - 5:37 PM12:26 AM - 1:56 AM
Action Rating: 2 out of 5