Lago Vista climate

Lago Vista Weather in December

NOAA 1991-2020 normals for Austin 33 Nw, 20.3 km from Lago Vista

Average highs run from 64°F on December 1 to 59°F on December 31, and lows from 44°F to 40°F. Normal precipitation for the month is 2.26 in over about 7 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 Lago Vista, in °F, with the record for each date.020406080100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

December at a glance

Average high
61°F
Average low
41°F
Precipitation
2.26 in
Record high
87°FDec 30, 2024
Record low
10°FDec 23, 2022
Chance of a freeze
92%
Daylight
10 h 20 min to 10 h 13 min
Cloud cover
57%
Humidity
71%
Dew point
39°F
Wind
9.8 mph

Every day of the month

A wet day has at least 0.01 inch of precipitation.

DateNormal highNormal lowRecord highRecord lowChance wet
Dec 164°F44°F77°F 201232°F 202021%
Dec 263°F44°F80°F 201331°F 202521%
Dec 363°F44°F81°F 201331°F 200921%
Dec 463°F43°F80°F 201727°F 200921%
Dec 563°F43°F75°F 201923°F 200921%
Dec 662°F43°F75°F 202524°F 201321%
Dec 762°F42°F78°F 202221°F 201321%
Dec 862°F42°F80°F 202224°F 201321%
Dec 962°F42°F82°F 201927°F 200921%
Dec 1062°F42°F82°F 202127°F 200921%
Dec 1161°F42°F73°F 201529°F 201321%
Dec 1261°F41°F72°F 201529°F 201321%
Dec 1361°F41°F77°F 202531°F 201022%
Dec 1461°F41°F78°F 202429°F 202022%
Dec 1561°F41°F77°F 202127°F 200822%
Dec 1661°F41°F77°F 202425°F 200822%
Dec 1760°F40°F78°F 202426°F 201622%
Dec 1860°F40°F82°F 201220°F 201622%
Dec 1960°F40°F79°F 201218°F 201622%
Dec 2060°F40°F78°F 202530°F 201622%
Dec 2160°F40°F80°F 201030°F 200822%
Dec 2260°F40°F79°F 201812°F 202222%
Dec 2360°F40°F78°F 202510°F 202222%
Dec 2460°F40°F76°F 202515°F 202222%
Dec 2560°F40°F80°F 202125°F 202222%
Dec 2659°F40°F85°F 202522°F 201222%
Dec 2759°F40°F80°F 202427°F 201222%
Dec 2859°F40°F80°F 201630°F 200922%
Dec 2959°F40°F76°F 202429°F 201322%
Dec 3059°F40°F87°F 202428°F 201322%
Dec 3159°F40°F78°F 201121°F 201722%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Lago Vista, in percent.05101520251102030
  • Chance of a wet day

Sunrise and sunset

Times for 2026, local time (CST).

December 1
sunrise 7:11 AM, sunset 5:31 PM
December 31
sunrise 7:29 AM, sunset 5:42 PM

Every day of December: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USW00023907 (Austin 33 Nw), public domain. Records: NOAA GHCN-Daily, station USW00023907, 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.