Spruce Run Reservoir

Spruce Run Reservoir

Hampton, Hunterdon County, NJ
2mi²
81.00ft
Directions
Lake Information

Surrounded by the rolling hills of Hunterdon County, Spruce Run Recreation Area is popular with picnickers, swimmers, fishermen, boaters and campers. The reservoir was one of the first water supply facilities to be constructed and operated by the state and covers 1,290 acres with 15 miles of shoreline for recreation. Spruce Run is the third largest reservoir in the state after Round Valley and Wanaque reservoirs.

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Current Conditions

64°F°
Feels like 62°F°
Clear
Today's High
79°F°
Today's Low
45°F°

Water Temperature

56°F
Updated: (Apr 16)
Sign in to contribute temps.

Current water temperature for Spruce Run Reservoir is 56°F.

Current Snapshot

Wind2 mph SW (Gust 5 mph)
Pressure
30.23 inHg
Visibility39 mi
Humidity36%
Cloud Cover0%

Forecast: Tuesday, Apr 29

Day 1 of 9

Hourly Insights

7 AM
49°F°
10 AM
64°F°
1 PM
76°F°
4 PM
79°F°
7 PM
75°F°

Temperature

High
79°F°
Low
45°F°

Precipitation

Chance0%
Amount0.00"
Typeclear

Wind

8mph
Avg Speed
Gusts up to
29mph
CalmModerateStrong
Max Speed14 mph

Sun, Moon & UV

Sunrise10:00 AM
Sunset11:54 PM
Moon PhasewaxingCrescent
Max UV Index6 (High)

Solunar Fishing Forecast

Action Rating
4/5

Todays action is rated a 4 (scale is 0 thru 5, 5 is the best)

Major Times (Best)

6:17 PM - 8:47 PM

7:51 AM - 10:21 AM

Minor Times (Good)

10:23 AM - 11:53 AM

2:23 AM - 3:53 AM

Outlook for Tuesday at Spruce Run Reservoir

Expect temperatures ranging from 45°F to 79°F. Skies look partly cloudy with little chance of precipitation. Winds will be averaging 8 mph, with potential gusts reaching up to 29 mph. The maximum UV index will be 6 (High), so plan sun protection accordingly. For anglers, today's fishing action is rated 4/5 (Todays action is rated a 4 (scale is 0 thru 5, 5 is the best)). Look for the best bite times during the major periods around 6:17 PM and 7:51 AM, or try the minor windows near 10:23 AM and 2:23 AM for potential early morning or evening action. Check back for the latest conditions and forecasts for Spruce Run Reservoir.

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April 28th 2025

Lake Information

Elevation
81 ft
Area
2 mi²
Coordinates
40.659, -74.940

Weather Forecast

Tuesday

79°F
45°F

Wednesday

71°F
51°F

Thursday

73°F
45°F

Friday

81°F
56°F

Saturday

72°F
56°F

Sunday

64°F
51°F

Monday

60°F
47°F

Tuesday

65°F
49°F

Wednesday

66°F
51°F
Tuesday - 4/29/2025
79°F
45°F
12am
54°F
56°F
30.25 hPa
1 mph
NNE
G: 2 mph
2am
49°F
56°F
30.23 hPa
3 mph
ENE
G: 3 mph
4am
47°F
56°F
30.21 hPa
3 mph
NE
G: 3 mph
6am
45°F
56°F
30.22 hPa
2 mph
NE
G: 2 mph
8am
54°F
56°F
30.21 hPa
1 mph
SSE
G: 6 mph
10am
64°F
56°F
30.14 hPa
5 mph
SW
G: 23 mph
12pm
73°F
56°F
30.11 hPa
12 mph
SSW
G: 20 mph
2pm
77°F
56°F
30.04 hPa
12 mph
SSW
G: 21 mph
4pm
79°F
56°F
29.98 hPa
14 mph
SSW
G: 24 mph
6pm
78°F
56°F
29.94 hPa
13 mph
SSW
G: 25 mph
8pm
72°F
56°F
29.92 hPa
11 mph
SSW
G: 25 mph
10pm
70°F
56°F
29.91 hPa
11 mph
SW
G: 29 mph

Water Temperature History

Trends for Spruce Run Reservoir

Current Temp

Sign in to view

Latest recorded surface temperature.

Lowest in Period

32°F

On Dec 29

Coldest point in the Last 12 Months.

Average in Period

52°F

Typical temp during the Last 12 Months.

Temperature Trend: Last 12 Months

Surface temperature over the selected period.

Key Observations (Last 12 Months)

  • Warmest avg: August (76°F).
  • Coolest avg: December (35°F).
  • Rapid warming often occurs: April → May (+21°F).
  • Sharpest cooling trend: November → December (-17°F).

Weather Forecast

Wind speed and pressure trends

Hourly Wind Forecast

12am1am2am3am4am5am6am7am8am9am10am11am12pm1pm2pm3pm4pm5pm6pm7pm8pm9pm10pm11pm08162432

Wind Direction

29°

Pressure

1024 mb

Cloud Cover

3%

Visibility

30 miles

Daily Pressure Forecast

TueWedThuFriSatSunMonTueWed0.008.8617.7226.5835.44
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Frequently Asked Questions About Spruce Run Reservoir

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