Rockdale climate

Rockdale Weather in December

NOAA 1991-2020 normals for Cameron, 21.3 km from Rockdale

Average highs run from 67°F on December 1 to 61°F on December 31, and lows from 44°F to 39°F. Normal precipitation for the month is 3.13 in over about 8 wet days.

December day by day

The normal high and low for each date, and the record, in °F.

Normal daily high and low temperature at Rockdale, in °F, with the record for each date.020406080100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

December at a glance

Average high
63°F
Average low
41°F
Precipitation
3.13 in
Record high
88°FDec 25, 1955
Record low
2°FDec 23, 1989
Chance of a freeze
86%
Daylight
10 h 18 min to 10 h 12 min
Cloud cover
59%
Humidity
76%
Dew point
43°F
Wind
9.6 mph

Every day of the month

A wet day has at least 0.01 inch of precipitation; snow means at least 0.1 inch of snowfall.

DateNormal highNormal lowRecord highRecord lowChance wetChance of snow
Dec 167°F44°F83°F 197020°F 191125%0%
Dec 266°F44°F82°F 191719°F 192925%0%
Dec 366°F44°F85°F 191719°F 192925%0%
Dec 466°F43°F86°F 193924°F 200626%0%
Dec 566°F43°F82°F 195619°F 200526%0%
Dec 665°F43°F85°F 196616°F 195026%0%
Dec 765°F43°F84°F 196615°F 195026%0%
Dec 865°F42°F83°F 192919°F 191726%0%
Dec 965°F42°F81°F 192318°F 191926%0%
Dec 1065°F42°F83°F 193317°F 197826%0%
Dec 1164°F42°F84°F 193922°F 191926%0%
Dec 1264°F42°F85°F 194823°F 191626%0%
Dec 1364°F41°F83°F 193316°F 191926%0%
Dec 1464°F41°F87°F 194817°F 191926%0%
Dec 1563°F41°F83°F 192419°F 191626%0%
Dec 1663°F41°F84°F 190814°F 198926%0%
Dec 1763°F41°F82°F 190819°F 193226%0%
Dec 1863°F41°F81°F 197017°F 192926%0%
Dec 1963°F40°F82°F 193317°F 192426%0%
Dec 2062°F40°F82°F 195115°F 192426%0%
Dec 2162°F40°F84°F 193312°F 192926%0%
Dec 2262°F40°F81°F 19318°F 192926%0%
Dec 2362°F40°F83°F 19332°F 198926%0%
Dec 2462°F40°F83°F 195511°F 198926%0%
Dec 2561°F39°F88°F 19559°F 198326%0%
Dec 2661°F39°F83°F 191614°F 198325%0%
Dec 2761°F39°F80°F 194618°F 192525%0%
Dec 2861°F39°F82°F 193117°F 192425%0%
Dec 2961°F39°F81°F 192316°F 198325%0%
Dec 3061°F39°F85°F 195110°F 198325%0%
Dec 3161°F39°F81°F 191515°F 192725%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Rockdale, in percent, and of at least 0.1 inch of snowfall.01020301102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (CST).

December 1
sunrise 7:08 AM, sunset 5:26 PM
December 31
sunrise 7:25 AM, sunset 5:37 PM

Every day of December: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00411348 (Cameron), public domain. Records: NOAA GHCN-Daily, station USC00411348, every year on file, quality-flagged values removed. Cloud, humidity, wind and sunshine: NASA POWER (MERRA-2, CERES and GEWEX SRB), 1991-2020. The data was obtained from the National Aeronautics and Space Administration (NASA) Langley Research Center's Prediction Of Worldwide Energy Resources (POWER) project funded through the NASA Earth Science Division: POWER Daily API v2, accessed 2026-09-24. Sun and moon: computed with the NOAA solar equations and Meeus.