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Copano Bay State Fishing Pier Sea Temperature in December

Texas, United States

November Copano Bay State Fishing Pier year-round → January

Average sea temperature for Copano Bay State Fishing Pier, United States across December, based on 10 years of daily readings.

Average

19.95° C

High

23.55° C

Low

15.62° C

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.

December is the 9th warmest of 12 months at Copano Bay State Fishing Pier. On average the water sits 4.2° than the year-round mean of 24.18° C.

Compared to November, December is 3.3° cooler than (23.28° C in November). By January the water is usually 17.86° C.

Copano Bay State Fishing Pier Day-by-Day Water Temperature in December

10-year low, average and high

14.0° C
16.8° C
19.5° C
22.3° C
25.0° C
1
5
10
15
20
25
31
Day-by-day low and high band with the 10-year daily average through December. Range Average

Each vertical bar above is one day of December. The shaded band covers the range the water has reached on that day across the last 10 years — the lowest reading at the bottom, the highest at the top. The line running through the bars is the daily average over those 10 years, so you can see the typical shape of the month at Copano Bay State Fishing Pier.

A narrow band means the temperature on that day has stayed close to the average year on year. A taller band means it has swung more, often because of changeable weather around that time of year. Hovering a day pulls up its low, average, and high.

December Water Temperature Table for Copano Bay State Fishing Pier

10-year daily averages

Day Average Low High
December 1 21.26° C 17.82° C 23.39° C
December 2 21.21° C 18.14° C 23.55° C
December 3 21.3° C 19.13° C 23.52° C
December 4 21.25° C 18.84° C 23.41° C
December 5 21.14° C 18.95° C 23.43° C
December 6 20.95° C 19.28° C 22.57° C
December 7 20.86° C 19.38° C 22.66° C
December 8 20.64° C 19.63° C 22.66° C
December 9 20.42° C 19° C 21.28° C
December 10 20.28° C 18.6° C 21.82° C
December 11 20.21° C 18.78° C 21.54° C
December 12 20.09° C 19.38° C 21.24° C
December 13 20.05° C 19.2° C 21.1° C
December 14 19.89° C 18.77° C 21.33° C
December 15 19.87° C 18.81° C 21.36° C
December 16 19.77° C 18.3° C 21.28° C
December 17 19.68° C 18.42° C 21.19° C
December 18 19.53° C 18.09° C 21.19° C
December 19 19.52° C 18.06° C 21.21° C
December 20 19.34° C 18.06° C 20.51° C
December 21 19.23° C 17.67° C 20.13° C
December 22 19.13° C 17.3° C 20.44° C
December 23 19.27° C 17.02° C 20.59° C
December 24 19.39° C 17.25° C 20.77° C
December 25 19.24° C 16.24° C 20.82° C
December 26 19.23° C 15.73° C 20.98° C
December 27 19.08° C 15.62° C 21.2° C
December 28 19.13° C 15.76° C 21.46° C
December 29 19.21° C 16.46° C 21.77° C
December 30 19.13° C 16.2° C 22.05° C
December 31 19.13° C 16.06° C 22.36° C

Where December Sits in the Year

December highlighted

9.0° C
15.3° C
21.5° C
27.8° C
34.0° C
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
17.86° C
16.74° C
19.17° C
22.58° C
25.96° C
28.73° C
29.08° C
29.83° C
29.68° C
27.27° C
23.28° C
19.95° C
10-year monthly history for Copano Bay State Fishing Pier. Bars span historical low to high; the line marks the monthly average. Range Average
January → February → March → April → May → June → July → August → September → October → November → December →

Nearby Locations in December

Compare other United States water for the same month

Copano Bay State Fishing Pier Location

28.1144, -97.0244

28.11440, -97.02440 View on OpenStreetMap →

Copano Bay State Fishing Pier sits at 28.1144°N, 97.0244°W, on the coast of Texas, United States. The marker on the map shows the spot the readings on this page come from. It usually sits a short distance from the town centre, out on the open water itself, so the numbers stay tied to the coast rather than a generic point inland.

Coastlines bend, headlands focus the water, and the temperature can run noticeably differently between two beaches that look close together on a map. Comparing nearby locations is a quick way to see how local geography is shaping the readings.

Nearest locations to Copano Bay State Fishing Pier