Frio County climate

Frio County Weather in December

NOAA 1991-2020 normals for Dilley, 22.1 km from Frio County

Average highs run from 68°F on December 1 to 65°F on December 31, and lows from 46°F to 41°F. Normal precipitation for the month is 1.23 in over about 6 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 Frio County, in °F, with the record for each date.020406080100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

December at a glance

Average high
66°F
Average low
43°F
Precipitation
1.23 in
Snowfall
0.2 in
Record high
98°FDec 6, 1951
Record low
16°FDec 21, 1973
Chance of a freeze
78%
Daylight
10 h 27 min to 10 h 20 min
Cloud cover
58%
Humidity
71%
Dew point
43°F
Wind
8.5 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 168°F46°F86°F 197823°F 200617%0%
Dec 268°F46°F85°F 197831°F 197517%0%
Dec 368°F45°F88°F 202132°F 196717%0%
Dec 468°F45°F92°F 197727°F 200917%0%
Dec 568°F45°F91°F 197723°F 200917%0%
Dec 668°F44°F98°F 195124°F 195017%0%
Dec 767°F44°F87°F 196623°F 195017%0%
Dec 867°F44°F87°F 197730°F 197617%0%
Dec 967°F44°F90°F 202123°F 197817%0%
Dec 1067°F43°F92°F 202121°F 197817%0%
Dec 1167°F43°F89°F 200722°F 196617%0%
Dec 1267°F43°F87°F 197321°F 196617%0%
Dec 1366°F43°F85°F 202222°F 196617%0%
Dec 1466°F43°F91°F 201926°F 196617%0%
Dec 1566°F43°F90°F 201930°F 196417%0%
Dec 1666°F42°F87°F 202120°F 197217%0%
Dec 1766°F42°F86°F 200224°F 197217%0%
Dec 1866°F42°F89°F 201226°F 201917%0%
Dec 1966°F42°F86°F 201229°F 201917%0%
Dec 2066°F42°F87°F 195123°F 197317%0%
Dec 2166°F42°F87°F 200716°F 197317%0%
Dec 2266°F42°F86°F 202524°F 197717%0%
Dec 2366°F42°F85°F 201523°F 196317%0%
Dec 2465°F42°F86°F 196420°F 202216%0%
Dec 2565°F42°F89°F 201622°F 200416%0%
Dec 2665°F41°F90°F 202123°F 201016%0%
Dec 2765°F41°F88°F 202528°F 201016%0%
Dec 2865°F41°F86°F 202424°F 196716%0%
Dec 2965°F41°F88°F 195127°F 196616%0%
Dec 3065°F41°F95°F 202427°F 200316%0%
Dec 3165°F41°F92°F 202128°F 195316%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Frio County, in percent, and of at least 0.1 inch of snowfall.051015201102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (CST).

December 1
sunrise 7:12 AM, sunset 5:39 PM
December 31
sunrise 7:30 AM, sunset 5:50 PM

Every day of December: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00412458 (Dilley), public domain. Records: NOAA GHCN-Daily, station USW00012947, 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.