Island Beach State Park, NJ

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Wetlands Along Barnegat Bay Near the Southern End of Island Beach State Park, New Jersey
Wetlands Along Barnegat Bay Near the Southern End of Island Beach State Park, New Jersey - Famartin, CC BY-SA 3.0, via Wikimedia Commons

Today’s Forecast:

☁
48°F
High: 55° | Low: 46°
Current Temperature
Cloudy
Station: KBLM
Observed at: 6:56 pm CST on 11/12/26
Wind: 9 mph | Humidity: %
⚠️
Coastal Flood Advisory
Coastal Flood Advisory issued November 12 at 8:14PM EST until November 13 at 3:00PM EST by NWS Mount Holly NJ (Expires: November 13, 2026 2:00 pm)
Show Alert Details & Instructions
Description: * WHAT...Up to one half foot of inundation above ground level expected in low-lying areas near shorelines and tidal waterways. * WHERE...Ocean, Coastal Ocean and Southeastern Burlington. * WHEN...From 9 AM to 3 PM EST Friday. * IMPACTS...At this level, flooding begins on the most vulnerable roads in coastal and bayside communities, and along inland tidal waterways. Some partial or full road closures are possible. Instructions: A Coastal Flood Advisory means that minor tidal flooding is expected. Minor tidal flooding often results in some road closures. Usually, the most vulnerable roadways will flood. Do not leave your vehicle at a location that is prone to tidal flooding. Do not drive your vehicle through flood waters. The water may be deeper than you think it is. You will be putting yourself in danger and your vehicle may be damaged, leading to costly repairs. Visit the National Water Prediction Service at https://water.noaa.gov/wfo/phi for additional water level and flood impact information for your local tide gauge.
Tonight:A chance of rain showers before 1am, then rain likely. Mostly cloudy, with a low around 46. North wind 10 to 20 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch possible.
Friday:Rain. Cloudy, with a high near 50. North wind 20 to 25 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Friday Night:A chance of rain before 1am. Cloudy, with a low around 39. Northwest wind 15 to 20 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.
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Today’s Report:

🥾 Hiking

Use Caution
  42 /100

Use Caution for hiking. High near 49°F. Rain forecast later today (86%). Breezy winds (25 mph).

  • Temp: Marginal weather factor
  • Rain: Marginal weather factor
  • Wind: Marginal weather factor
  • Thunderstorm: Favorable conditions
Tomorrow's Outlook:
Good 81/100
Good for hiking. High near 48°F. Low rain risk (1%). Breezy winds (20 mph).

🚲 Biking

Use Caution
  38 /100

Use Caution for biking. High near 49°F. Rain forecast later today (86%). Windy conditions (25 mph).

  • Temp: Marginal weather factor
  • Rain: Marginal weather factor
  • Wind: Unfavorable weather factor
  • Thunderstorm: Favorable conditions
Tomorrow's Outlook:
Use Caution 42/100
Use Caution for biking. High near 48°F. Low rain risk (1%). Breezy winds (20 mph).

🛶 Paddling

Not Recommended
  3 /100

Not Recommended for paddling. High near 49°F. Rain forecast later today (86%). Windy conditions (25 mph). Temperatures outside comfort limits (49°F).

  • Temp: Unfavorable weather factor
  • Rain: Marginal weather factor
  • Wind: Unfavorable weather factor
  • Thunderstorm: Favorable conditions
Tomorrow's Outlook:
Not Recommended 4/100
Not Recommended for paddling. High near 48°F. Low rain risk (1%). Windy conditions (20 mph). Temperatures outside comfort limits (48°F).

🐟 Fishing

Use Caution
  38 /100

Use Caution for fishing. High near 49°F. Rain forecast later today (86%). Windy conditions (25 mph).

  • Temp: Marginal weather factor
  • Rain: Marginal weather factor
  • Wind: Unfavorable weather factor
  • Thunderstorm: Favorable conditions
Tomorrow's Outlook:
Use Caution 42/100
Use Caution for fishing. High near 48°F. Low rain risk (1%). Breezy winds (20 mph).

🎪 Outdoor Events / Activities

Not Recommended
  11 /100

Not Recommended for outdoor events / activities. High near 49°F. Rain forecast later today (86%). Windy conditions (25 mph). Temperatures outside comfort limits (49°F).

  • Temp: Unfavorable weather factor
  • Rain: Marginal weather factor
  • Wind: Unfavorable weather factor
  • Thunderstorm: Favorable conditions
Tomorrow's Outlook:
Not Recommended 12/100
Not Recommended for outdoor events / activities. High near 48°F. Low rain risk (1%). Breezy winds (20 mph). Temperatures outside comfort limits (48°F).

About Island Beach State Park

A forecast for Island Beach State Park helps visitors make better use of a natural barrier-island beach, dunes, surf fishing, bay paddling, cycling, and managed vehicle access.

Planning an Outing at Island Beach State Park

Use the calmest weather window for the main objective and save sheltered trails, developed areas, or a shorter turnaround for later.

Weather Tips for Island Beach State Park

  • Review tides, surf, rip-current guidance, marine wind, fog, water temperature, and small-craft conditions before beach or water plans.
  • Confirm lifeguard schedules, beach badges or entry controls, parking, wildlife closures, ferry or launch status, and storm-related access changes.
  • Sea breeze can disguise heat while onshore storms or lightning still require a quick exit from beaches, boardwalks, marinas, and open water.
  • Nor’easters, tropical systems, king tides, and erosion can alter access even after the worst weather has passed.

Nearby Towns and Areas

Use this forecast as practical context for outdoor plans near:

  • Seaside Park
  • Barnegat Bay
  • Toms River
  • Sedge Islands
  • Ocean Gate
  • Barnegat Inlet

Adjust the Day to the Forecast

Scale distance and exposure to the latest forecast, and leave room to turn around before conditions deteriorate.

7-Day Forecast for Island Beach State Park

☁
48°F
High: 55° | Low: 46°
Current Temperature
Cloudy
Station: KBLM
Observed at: 6:56 pm CST on 11/12/26
Wind: 9 mph | Humidity: %
Fri 🌧
50° 39°
86%
Sat ⛅
48° 41°
2%
Sun ⛅
50° 37°
1%
Mon ☀
51° 36°
0%
Tue ☀
53° 38°
0%
Wed ☀
57° 40°
0%
Thu ☀
59° --°
1%

7-Day High Temperature Trend

50° Fri 48° Sat 50° Sun 51° Mon 53° Tue 57° Wed 59° Thu

7-Day Low Temperature Trend

39° Fri 41° Sat 37° Sun 36° Mon 38° Tue 40° Wed 50° Thu

📊 7-Day Outdoor Outlook

Good Fair Poor 40 Fri 19 Sat 67 Sun 75 Mon 85 Tue 100 Wed 100 Thu
Forecast data from the National Weather Service  |  Last Updated: November 12, 2026 8:36 pm CST

Weather by Season

Winter

Winter at Island Beach State Park is quieter but exposed to nor’easters, strong coastal wind, flooding, and occasional snow or ice. Ocean and tidal water remain dangerously cold, and services or guarded access are limited.

Spring

Spring alternates between mild afternoons and raw onshore flow. Cold water, fog, rip-current or inlet conditions, and limited lifeguard coverage require more caution than the air temperature suggests.

Summer

Summer brings warm beach weather along with humidity, sea breezes, crowded access, and fast-moving thunderstorms. Check surf, rip currents, tide, heat index, and swimming or launch status before leaving. Guarded swimming dates, beach access, surf, and water temperature should be checked independently of the air forecast.

Fall

Fall often offers warm water and lighter crowds, but tropical systems, nor’easters, king tides, erosion, and earlier darkness can change shoreline access quickly.

Key Climate Data Points

  • Annual average temperature: about 54–57°F using nearby coastal climate stations.
  • Annual snowfall: usually about 10–20 inches near the coast, although individual nor’easters can produce much more.
  • Warmest months: July and August are normally warmest.
  • Coolest months: January is typically coolest.
  • Wettest season: Summer is often wettest because of thunderstorms and tropical moisture, although precipitation is distributed through the year.
  • Driest season: Fall is often driest, particularly from October into November.
  • Best outdoor window: Late spring through early fall, adjusted for surf, water temperature, and guarded access.