December is one of the cooler months of the year in Lubbock, with average highs near 12.7°C and lows around -0.9°C (mean 5.9°C). It is one of the drier months, averaging 19 mm of rainfall and 58% relative humidity across the period.
December is one of the cooler months of the year in Lubbock. Across 45 years of records, the warmest December in Lubbock was 2021 — when the month averaged 11.7°C — while the coldest was 1983 at 1.1°C. Typical December days reach 12.7°C with nights near -0.9°C. The long-term trend is warming, about 0.8°C per decade.
December is one of the drier months in Lubbock, averaging 19 mm of rainfall. The wettest December on record was 1991 with 82 mm, while the driest were 1996 and 2024 at 0 mm.
Relative humidity in Lubbock during December averages 58%. The most humid December was 1986 at 77%, and the least humid was 2021 at 42%.
December receives about 2.9 kWh/m²/day of solar energy in Lubbock. The sunniest Decembers were 1985, 2003 and 2004 at 3.3 kWh/m²/day, and the cloudiest was 1984 at 2.3.
Average wind speed in Lubbock during December is 3.3 m/s. The windiest December was 2008 at 3.8 m/s, while the calmest was 1994 at 2.5 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 4.5°C | 5.8°C | 5.3°C | 6.1°C | 8.8°C | +4.3°C |
| Avg High | 10.9°C | 12.6°C | 12.1°C | 12.9°C | 16.1°C | +5.2°C |
| Avg Low | -2.0°C | -1.1°C | -1.5°C | -0.6°C | 1.4°C | +3.4°C |
| Avg Rain | 23 mm | 24 mm | 20 mm | 16 mm | 9 mm | -14 mm |
December temperatures in Lubbock have risen by about 4.6°C between 1981–1985 and 2021–2025.
December has ranged from a record low of -16.5°C (1983) to a record high of 27.9°C (2025).
Rainfall in December is one of the drier months, averaging 19 mm, with a wettest year of 82 mm.
Daytime highs and overnight lows have shifted differently — highs rose about 1°C per decade while lows rose 0.6°C per decade, widening the gap between day and night.
A quieter season to visit Lubbock
If your dates are flexible, the more temperate months of May and September tend to be the most comfortable for visiting Lubbock. That said, December — with days averaging 12.7°C and nights around -0.9°C (mean 5.9°C) and low rainfall (19 mm) — can still be rewarding for travellers who don't mind the cooler conditions, and often means fewer crowds.
| Year | Avg High | Avg Temp | Avg Low | Hottest Day | Coldest Day | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|---|---|
| 2025 | 18.6°C | 10.3°C | 1.9°C | 27.9°C | -5.2°C | 1 mm | 47% | 3.3 m/s | — |
| 2024 | 16.2°C | 9.1°C | 2.0°C | 22.2°C | -4.1°C | 0 mm | 55% | 2.9 m/s | 3 |
| 2023 | 15.3°C | 8.1°C | 1.0°C | 23.8°C | -4.6°C | 33 mm | 57% | 3.3 m/s | 3.2 |
| 2022 | 13.5°C | 6.9°C | 0.3°C | 24.0°C | -12.0°C | 8 mm | 55% | 3.2 m/s | 3 |
| 2021 🔥 | 19.3°C | 11.7°C | 4.1°C | 26.7°C | -3.0°C | 3 mm | 42% | 3.6 m/s | 3 |
| 2020 | 13.8°C | 6.5°C | -0.8°C | 23.5°C | -5.0°C | 7 mm | 44% | 3.5 m/s | 3.2 |
| 2019 | 14.9°C | 7.6°C | 0.3°C | 21.6°C | -5.3°C | 10 mm | 54% | 3.1 m/s | 3.1 |
| 2018 | 11.3°C | 5.3°C | -0.8°C | 19.5°C | -6.1°C | 30 mm | 64% | 3.3 m/s | 2.8 |
| 2017 | 13.1°C | 6.1°C | -0.9°C | 23.6°C | -8.5°C | 2 mm | 54% | 3.3 m/s | 2.8 |
| 2016 | 12.7°C | 5.8°C | -1.2°C | 23.3°C | -11.2°C | 18 mm | 58% | 3.5 m/s | 2.7 |
| 2015 | 14.1°C | 7.0°C | -0.2°C | 23.5°C | -5.6°C | 15 mm | 58% | 3.7 m/s | 3 |
| 2014 | 12.7°C | 6.9°C | 1.0°C | 20.8°C | -9.1°C | 10 mm | 67% | 3.3 m/s | 2.6 |
| 2013 | 11.1°C | 4.4°C | -2.2°C | 24.0°C | -10.5°C | 28 mm | 56% | 3.2 m/s | 2.8 |
| 2012 | 14.1°C | 6.8°C | -0.5°C | 25.3°C | -7.4°C | 13 mm | 46% | 3.5 m/s | 3.1 |
| 2011 | 10.0°C | 4.1°C | -1.7°C | 24.1°C | -7.2°C | 36 mm | 67% | 3.4 m/s | 2.5 |
| 2010 | 14.6°C | 7.3°C | 0.0°C | 24.5°C | -5.0°C | 1 mm | 53% | 3.3 m/s | 3.1 |
| 2009 | 9.4°C | 3.1°C | -3.2°C | 17.6°C | -8.6°C | 34 mm | 61% | 2.9 m/s | 2.8 |
| 2008 | 13.0°C | 5.7°C | -1.6°C | 23.4°C | -8.9°C | 1 mm | 51% | 3.8 m/s | 3.1 |
| 2007 | 12.5°C | 5.7°C | -1.1°C | 24.6°C | -5.6°C | 28 mm | 58% | 3.5 m/s | 3 |
| 2006 | 12.0°C | 5.2°C | -1.5°C | 23.3°C | -6.4°C | 46 mm | 62% | 3.3 m/s | 3.1 |
| 2005 | 13.0°C | 6.0°C | -1.1°C | 24.9°C | -9.8°C | 1 mm | 50% | 3.2 m/s | 3 |
| 2004 | 12.2°C | 5.5°C | -1.1°C | 19.8°C | -8.2°C | 12 mm | 66% | 3.3 m/s | 3.3 |
| 2003 | 14.6°C | 7.0°C | -0.5°C | 23.6°C | -5.3°C | 2 mm | 46% | 3.6 m/s | 3.3 |
| 2002 | 12.3°C | 5.5°C | -1.4°C | 21.5°C | -5.3°C | 43 mm | 61% | 3.2 m/s | 2.8 |
| 2001 | 13.0°C | 6.2°C | -0.5°C | 21.3°C | -5.8°C | 12 mm | 55% | 3.1 m/s | 3 |
| 2000 | 9.1°C | 2.8°C | -3.5°C | 18.1°C | -8.8°C | 19 mm | 63% | 3.3 m/s | 2.7 |
| 1999 | 13.4°C | 6.2°C | -1.1°C | 21.1°C | -6.2°C | 18 mm | 52% | 3.2 m/s | 3.2 |
| 1998 | 12.8°C | 5.8°C | -1.2°C | 23.6°C | -10.7°C | 13 mm | 59% | 3 m/s | 3 |
| 1997 | 9.2°C | 2.7°C | -3.7°C | 19.1°C | -10.5°C | 51 mm | 69% | 3.5 m/s | 2.8 |
| 1996 | 14.7°C | 7.2°C | -0.3°C | 23.7°C | -9.0°C | 0 mm | 48% | 3.7 m/s | 3.2 |
| 1995 | 12.9°C | 5.9°C | -1.0°C | 24.8°C | -8.5°C | 12 mm | 56% | 3.1 m/s | 2.9 |
| 1994 | 14.4°C | 7.7°C | 1.0°C | 22.1°C | -4.6°C | 5 mm | 60% | 2.5 m/s | 2.8 |
| 1993 | 13.5°C | 6.4°C | -0.7°C | 21.9°C | -6.0°C | 13 mm | 51% | 3.5 m/s | 3.1 |
| 1992 | 11.3°C | 5.0°C | -1.3°C | 22.8°C | -6.5°C | 28 mm | 64% | 3.2 m/s | 2.4 |
| 1991 🌧️ | 11.2°C | 5.4°C | -0.5°C | 20.7°C | -5.2°C | 82 mm | 70% | 3 m/s | 2.7 |
| 1990 | 12.3°C | 5.2°C | -1.8°C | 21.9°C | -9.4°C | 16 mm | 51% | 3.4 m/s | 3.1 |
| 1989 | 9.2°C | 2.4°C | -4.5°C | 21.2°C | -16.2°C | 11 mm | 55% | 3.2 m/s | 3.2 |
| 1988 | 12.6°C | 5.7°C | -1.2°C | 19.1°C | -6.6°C | 10 mm | 51% | 3.3 m/s | 3 |
| 1987 | 11.5°C | 4.7°C | -2.0°C | 22.4°C | -11.3°C | 33 mm | 62% | 3.4 m/s | 2.6 |
| 1986 | 9.6°C | 4.2°C | -1.1°C | 18.3°C | -5.5°C | 45 mm | 77% | 2.6 m/s | 2.5 |
| 1985 | 11.1°C | 4.2°C | -2.6°C | 19.6°C | -8.8°C | 4 mm | 62% | 2.9 m/s | 3.3 |
| 1984 | 12.5°C | 6.7°C | 0.9°C | 20.8°C | -6.0°C | 44 mm | 69% | 3.4 m/s | 2.3 |
| 1983 ❄️ | 7.2°C | 1.1°C | -5.1°C | 19.4°C | -16.5°C | 10 mm | 65% | 3.5 m/s | — |
| 1982 | 10.1°C | 4.2°C | -1.7°C | 19.8°C | -9.1°C | 42 mm | 66% | 3.6 m/s | — |
| 1981 | 14.2°C | 7.0°C | -0.3°C | 21.8°C | -6.2°C | 6 mm | 57% | 3 m/s | — |
Actual recorded December data for each year, 1981–2025 — sourced from NASA POWER.
The average high in December is around 12.7°C with lows near -0.9°C (mean 5.9°C), based on 45 years of NASA POWER data.
December averages 19 mm of rainfall in Lubbock, one of the drier months. The wettest on record was 82 mm in 1991.
The hottest December reached 27.9°C in 2025. The coldest dipped to -16.5°C in 1983.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average December temperatures have risen by about 4.6°C. Daytime highs moved from 11°C to 16.6°C and overnight lows from -1.8°C to 1.9°C over the same span.
December is one of the cooler months of the year in Lubbock and one of the drier months, so plan for around 12.7°C daytime highs and -0.9°C at night.
Not quite — December is the 2nd coolest month in Lubbock, averaging 5.9°C.
For December in Lubbock, pack warm layers and a jacket for chilly mornings, with typical highs of 12.7°C and lows of -0.9°C.
Relative humidity in December averages 58% — moderately humid.
Average wind speed in December is 3.3 m/s. The windiest December on record averaged 3.8 m/s (2008).
The wettest December on record was 1991 with 82 mm. On average, December sees 19 mm.
All figures are derived from NASA POWER (Prediction Of Worldwide Energy Resources), based on MERRA-2 satellite reanalysis, covering 1981–2025.
Explore how the weather in Lubbock behaves each December, based on 45 years of NASA POWER climate data from 1981 to 2025. This page breaks down average temperatures, rainfall, humidity, wind and solar radiation for December specifically, along with year-by-year records and how the month has changed over the decades.
