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Coldest beach in Texas in December

84 coastal locations in Texas ranked by their typical December sea temperature. State-wide average in December: 18.6°C.

Coldest in December

Port Arthur

17.1°C

State December average

18.6°C

across 84 coastal locations in Texas

Vs annual mean

-5.2°C

below the year-round state average

What the Texas water feels like in December

At this temperature, water will feel cold compared to a swimming pool, but with a bit of experience and practice most people will find the water relatively comfortable to swim in.

Texas monthly average 16.0°C to 30.1°C
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  • Warmest month August 30.1°C
  • Coldest month February 16.0°C
  • Annual mean 23.8°C
  • Months above 20°C 8 of 12

Where December fits in the year

December sits inside the state pattern shown on the left. Browse a different month for a fresh ranking.

Texas sea temperature map (live)

Today's reading at every Texas beach we track. The list below uses the typical December mean from a decade of daily history.

Zoom in to see individual locations. Click a pin for water temperatures. View list →
°C -2 0 1 3 5 7 9 11 13 15 17 19 21 24 27 30 35

Top 50 coldest Texas beaches in December

Sorted by typical December mean. Click any beach for the full location page.

# Location December mean
1 Matagorda City (TCOON) Texas 18.5°C
2 Freeport, DOW Barge Canal Texas 18.3°C
3 Freeport SPIP, Freeport Harbor Texas 18.3°C
4 USCG Freeport Texas 18.3°C
5 Matagorda Bay Entrance Channel Texas 18.3°C
6 Port Lavaca, Lavaca Causeway, Matagorda Bay Texas 18.2°C
7 Seadrift, San Antonio Bay Texas 18.2°C
8 Crystal Beach Texas 18.1°C
9 Port Lavaca Texas 18.1°C
10 Galveston Pier 21, Galveston Channel Texas 18.0°C
11 Galveston Pleasure Pier, Gulf Of Mexico Texas 18.0°C
12 Galveston Railroad Bridge Texas 18.0°C
13 Jamaica Beach, West Bay, Galveston Bay, Texas Texas 18.0°C
14 Port Bolivar, Galveston Bay Texas 18.0°C
15 Texas City, Turning Basin, Galveston Bay, Texas Texas 18.0°C
16 Galveston Texas 17.9°C
17 San Leon Texas 17.9°C
18 Gilchrist, East Bay, Galveston Bay, Texas Texas 17.8°C
19 High Island (TCOON) Texas 17.8°C
20 Alligator Point, West Bay, Texas Texas 17.6°C
21 Christmas Bay, Texas Texas 17.6°C
22 Clear Lake, Galveston Bay Texas 17.6°C
23 Houston Ship Channel, Galveston Bay, Manchester Texas 17.6°C
24 San Luis Pass (TCOON) Texas 17.6°C
25 San Luis Pass, Texas Texas 17.6°C
Show 25 more ▸
26 Clear Lake Shores Texas 17.6°C
27 El Lago Texas 17.6°C
28 Houston Texas 17.6°C
29 Kemah Texas 17.6°C
30 Seabrook Texas 17.6°C
31 Shoreacres Texas 17.6°C
32 Barbours Cut, Morgans Point, Galveston Bay Texas 17.5°C
33 Galveston Bay Entrance, North Jetty Texas 17.5°C
34 Galveston Bay entrance, south jetty, Texas Texas 17.5°C
35 Lynchburg Landing, San Jacinto River, Galveston Bay Texas 17.5°C
36 Point Barrow, Trinity Bay, Galveston Bay, Texas Texas 17.5°C
37 Rollover Pass Texas 17.5°C
38 Round Point, Trinity Bay, Galveston Bay Texas 17.5°C
39 San Jacinto Battleground State Historic Site Texas 17.5°C
40 Umbrella Point, Trinity Bay Texas 17.5°C
41 Orange (Old Navy Base) Texas 17.4°C
42 Anahuac Texas 17.4°C
43 Trinity Bay Texas 17.4°C
44 Mesquite Point, Sabine Pass Texas 17.2°C
45 Rainbow Bridge, Neches River Texas 17.2°C
46 Sabine Pass (jetty), Texas Texas 17.2°C
47 Sabine Pass (north) Texas 17.2°C
48 Texas Point, Sabine Pass Texas 17.2°C
49 Port Oconnor Texas 17.1°C
50 Port Arthur Texas 17.1°C

Warmest 10 in Texas in December

Same data flipped. The warmest spots in the state for this month.

# Location December mean
1 Brownsville Texas 20.9°C
2 Realitos Peninsula Texas 20.9°C
3 Padre Island, Brazos Santiago Pass Texas 20.9°C
4 Arroyo City Texas 20.7°C
5 Port Isabel Texas 20.7°C
6 South Padre Island Texas 20.7°C
7 Laguna Vista Texas 20.6°C
8 Mustang Island Texas 20.3°C
9 Aransas Wildlife Refuge (TCOON) Texas 19.9°C
10 Copano Bay State Fishing Pier Texas 19.9°C

Other US states

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