North Carolina, United States
Gulf of Mexico33.91°N, 78.35°WStation UN-NOR-BIG

Big Beach Sea Water Temperature

A mild beach on the Gulf of Mexico, warmest around August at about 28.1°C. Today's reading, 7-day forecast, and monthly averages below.

Live readings · auto-updating
Water Temperature NowBuoy & Sentinel-3 SST

Big Beach water temperature

27.1
80.8°FWarm & Ideal (24°C – 28°C)

Ideal swimming conditions. Feels soothing and warm, perfect for hours in the water without getting cold.

+0°vs Sep avgGulf of Mexico33.91°N, 78.35°W
Activity Index:SwimmingSnorkelingSurfingTypical conditions
Marine Atmosphere Grid Live Marine Feed
Coastal Air
29°C
83.5°F onshore
Wind Speed
12 km/h
Surface wind
Wave Height
0.8 m
Slight shore chop
Swell
0.6 m
Deep water swell
Wave Period
6 s
Peak interval
UV Index
—
Daily maximum
Sunrise
—
First morning light
Sunset
—
Golden hour close

7-Day Water Temperature Forecast

Open-Meteo ocean model
Today
WedSep 30
27.1°C
80.8°F
Waves: 1m
Warm
ThuOct 1
27.4°C
81.3°F
Waves: 0.9m
Warm
FriOct 2
27.5°C
81.5°F
Waves: 0.7m
Warm
SatOct 3
27.4°C
81.3°F
Waves: 0.6m
Warm
SunOct 4
27.1°C
80.8°F
Waves: 0.7m
Warm
MonOct 5
26.8°C
80.2°F
Waves: 0.9m
Warm
TueOct 6
26.7°C
80.1°F
Waves: 1m
Warm
Forecast cooling trend: -0.4°C over 7 days at Big Beach.
Confidence: High

Big Beach Monthly Water Temperature Averages

Historical monthly climatology. The warmest water in Big Beach occurs inJune, July, August, September — peaking at28.1°C (82.6°F) in August.

Year-Round Water Temperature Curve (°C / °F)

Hover a bar for details
Current month Comfortable (20–24°C) Warm (24°C+) Cool (<20°C)
14
Jan
12
Feb
14
Mar
18
Apr
22
May
26
Jun
28
Jul
28
Aug
Current
27
Sep
24
Oct
19
Nov
15
Dec
Full 12-month data table — min / avg / max & swimming comfort
MonthMin Water TempAverage Water TempMax Water TempSwimming Comfort
January7.5°C13.6°C19.6°CVery Cold (< 16°C)
February7.1°C12.4°C19.4°CVery Cold (< 16°C)
March9°C14.4°C19.5°CVery Cold (< 16°C)
April14.8°C17.6°C21.9°CCool / Refreshing (16°C – 20°C)
May18.8°C22.4°C25.5°CComfortable (20°C – 24°C)
June22.1°C26°C27.6°CWarm & Ideal (24°C – 28°C)
July26.1°C28°C29.5°CTropical Warm (> 28°C)
August26.3°C28.1°C29.5°CTropical Warm (> 28°C)
SeptemberCurrent25°C27.1°C28.8°CWarm & Ideal (24°C – 28°C)
October20.3°C23.6°C26°CComfortable (20°C – 24°C)
November14.1°C19.2°C23.2°CCool / Refreshing (16°C – 20°C)
December11°C15.2°C20.9°CVery Cold (< 16°C)

Swimming FAQs for Big Beach

Is the sea warm enough to swim in Big Beach today?

Typical sea surface temperature in Big Beach this time of year is 27.1°C (80.8°F) — classified as Warm & Ideal (24°C – 28°C). Ideal swimming conditions. Feels soothing and warm, perfect for hours in the water without getting cold. Live readings load automatically.

What are the warmest months for swimming in Big Beach?

The highest water temperatures in Big Beach typically occur duringJune, July, August, September, when monthly averages reach peak seasonal levels.

What is the typical water temperature in Big Beach in September?

Historically in September, water temperatures in Big Beach average around27.1°C (80.8°F), fluctuating between a recorded minimum of 25°C and a maximum of 28.8°C.

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Big Beach Coastal Zone Map

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