December is one of the cooler months of the year in Salina, with average highs near 5.4°C and lows around -4.7°C (mean 0.4°C). It is one of the drier months, averaging 27 mm of rainfall and 75% relative humidity across the period.
December is one of the cooler months of the year in Salina. Across 45 years of records, the warmest December in Salina was 2021 — when the month averaged 4.9°C — while the coldest was 1983 at -9.7°C. Typical December days reach 5.4°C with nights near -4.7°C. The long-term trend is warming, about 0.8°C per decade.
December is one of the drier months in Salina, averaging 27 mm of rainfall. The wettest December on record was 2007 with 89 mm, while the driest was 2010 at 2 mm.
Relative humidity in Salina during December averages 75%. The most humid December was 2007 at 89%, and the least humid was 1988 at 59%.
December receives about 2.1 kWh/m²/day of solar energy in Salina. The sunniest Decembers were 2001, 2004 and 2021 at 2.5 kWh/m²/day, and the cloudiest were 1984 and 2014 at 1.7.
Average wind speed in Salina during December is 3.1 m/s. The windiest December was 2008 at 3.9 m/s, while the calmest were 1986, 1994 and 2002 at 2.6 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | -1.2°C | 0.3°C | -0.3°C | 0.8°C | 2.8°C | +4°C |
| Avg High | 3.8°C | 5.3°C | 4.8°C | 5.7°C | 8.3°C | +4.5°C |
| Avg Low | -6.2°C | -4.6°C | -5.4°C | -4.1°C | -2.6°C | +3.6°C |
| Avg Rain | 25 mm | 29 mm | 28 mm | 33 mm | 18 mm | -6 mm |
December temperatures in Salina have risen by about 5.4°C between 1981–1985 and 2021–2025.
December has ranged from a record low of -27.6°C (1989) to a record high of 23.6°C (2021).
Rainfall in December is one of the drier months, averaging 27 mm, with a wettest year of 89 mm.
Daytime highs and overnight lows have shifted differently — highs rose about 0.9°C per decade while lows rose 0.7°C per decade, widening the gap between day and night.
A quieter season to visit Salina
If your dates are flexible, the more temperate months of September and June tend to be the most comfortable for visiting Salina. That said, December — with days averaging 5.4°C and nights around -4.7°C (mean 0.4°C) and low rainfall (27 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 | 8.2°C | 2.8°C | -2.6°C | 18.3°C | -10.0°C | 4 mm | 75% | 3 m/s | — |
| 2024 | 8.0°C | 2.9°C | -2.1°C | 14.9°C | -7.2°C | 10 mm | 77% | 2.8 m/s | 2.2 |
| 2023 | 8.8°C | 3.8°C | -1.3°C | 17.5°C | -5.8°C | 50 mm | 74% | 3 m/s | 1.9 |
| 2022 | 5.4°C | -0.1°C | -5.5°C | 23.4°C | -20.0°C | 20 mm | 67% | 3.8 m/s | 2.1 |
| 2021 🔥 | 11.1°C | 4.9°C | -1.4°C | 23.6°C | -6.6°C | 3 mm | 65% | 3.2 m/s | 2.5 |
| 2020 | 8.1°C | 2.6°C | -2.9°C | 17.1°C | -6.9°C | 22 mm | 69% | 2.9 m/s | 2.4 |
| 2019 | 7.4°C | 2.4°C | -2.6°C | 16.9°C | -7.6°C | 44 mm | 77% | 3.1 m/s | 2.3 |
| 2018 | 5.6°C | 0.8°C | -4.0°C | 11.6°C | -10.0°C | 62 mm | 84% | 3 m/s | 2.1 |
| 2017 | 6.4°C | 0.9°C | -4.6°C | 18.8°C | -17.5°C | 2 mm | 64% | 3.5 m/s | 2.4 |
| 2016 | 4.5°C | -0.6°C | -5.7°C | 18.2°C | -17.8°C | 21 mm | 66% | 3 m/s | 2.2 |
| 2015 | 7.2°C | 2.3°C | -2.6°C | 18.5°C | -8.9°C | 81 mm | 82% | 3.3 m/s | 2 |
| 2014 | 6.0°C | 1.8°C | -2.4°C | 16.3°C | -12.8°C | 31 mm | 75% | 3.1 m/s | 1.7 |
| 2013 | 3.4°C | -1.6°C | -6.6°C | 17.0°C | -15.7°C | 11 mm | 70% | 3.1 m/s | 2.2 |
| 2012 | 7.0°C | 1.8°C | -3.3°C | 20.2°C | -13.5°C | 12 mm | 67% | 3.2 m/s | 2.2 |
| 2011 | 5.5°C | 0.5°C | -4.6°C | 15.5°C | -11.2°C | 61 mm | 80% | 3 m/s | 2.1 |
| 2010 | 4.4°C | -0.3°C | -5.1°C | 14.4°C | -10.7°C | 2 mm | 73% | 3 m/s | 2.2 |
| 2009 | 0.5°C | -3.7°C | -8.0°C | 14.0°C | -19.1°C | 35 mm | 83% | 3.5 m/s | 1.9 |
| 2008 | 3.5°C | -1.5°C | -6.5°C | 13.9°C | -16.8°C | 11 mm | 75% | 3.9 m/s | 2.1 |
| 2007 🌧️ | 1.2°C | -3.7°C | -8.6°C | 17.1°C | -17.3°C | 89 mm | 89% | 3 m/s | 1.8 |
| 2006 | 8.6°C | 3.2°C | -2.1°C | 17.3°C | -9.3°C | 71 mm | 71% | 3.1 m/s | 2.2 |
| 2005 | 4.3°C | -0.7°C | -5.6°C | 13.4°C | -14.8°C | 14 mm | 74% | 3.3 m/s | 2.2 |
| 2004 | 7.6°C | 1.9°C | -3.8°C | 17.8°C | -14.6°C | 6 mm | 72% | 3.1 m/s | 2.5 |
| 2003 | 6.0°C | 1.0°C | -3.9°C | 14.5°C | -11.0°C | 26 mm | 75% | 3.5 m/s | 2.1 |
| 2002 | 7.4°C | 2.3°C | -2.9°C | 17.3°C | -7.6°C | 8 mm | 73% | 2.6 m/s | 2.3 |
| 2001 | 9.1°C | 3.1°C | -2.9°C | 19.5°C | -10.7°C | 7 mm | 65% | 3.3 m/s | 2.5 |
| 2000 | 0.2°C | -4.6°C | -9.5°C | 13.6°C | -15.9°C | 16 mm | 74% | 3.3 m/s | 2.3 |
| 1999 | 7.5°C | 2.2°C | -3.1°C | 17.7°C | -10.1°C | 33 mm | 71% | 3.1 m/s | 2.1 |
| 1998 | 6.4°C | 1.3°C | -3.9°C | 18.8°C | -16.5°C | 9 mm | 77% | 2.8 m/s | 2.3 |
| 1997 | 3.9°C | -0.5°C | -4.9°C | 11.4°C | -11.8°C | 59 mm | 86% | 2.9 m/s | 2.1 |
| 1996 | 4.4°C | -0.6°C | -5.6°C | 13.1°C | -14.2°C | 2 mm | 79% | 3.2 m/s | 2.2 |
| 1995 | 5.2°C | 0.4°C | -4.5°C | 18.7°C | -12.5°C | 16 mm | 75% | 2.8 m/s | 2 |
| 1994 | 5.8°C | 0.4°C | -5.1°C | 16.7°C | -17.6°C | 40 mm | 86% | 2.6 m/s | 1.8 |
| 1993 | 5.8°C | 1.1°C | -3.7°C | 13.5°C | -10.5°C | 27 mm | 82% | 3.4 m/s | 2 |
| 1992 | 3.1°C | -1.3°C | -5.7°C | 8.4°C | -14.8°C | 39 mm | 83% | 2.9 m/s | 1.8 |
| 1991 | 6.8°C | 1.9°C | -2.9°C | 15.0°C | -8.8°C | 48 mm | 76% | 2.7 m/s | 2 |
| 1990 | 4.1°C | -1.5°C | -7.1°C | 15.7°C | -19.3°C | 12 mm | 66% | 3.3 m/s | 2 |
| 1989 | 1.9°C | -3.6°C | -9.1°C | 18.8°C | -27.6°C | 6 mm | 69% | 3.2 m/s | 2.3 |
| 1988 | 8.4°C | 2.5°C | -3.4°C | 16.7°C | -6.7°C | 10 mm | 59% | 3.3 m/s | 2.3 |
| 1987 | 5.8°C | 1.2°C | -3.4°C | 13.8°C | -12.0°C | 22 mm | 75% | 3.4 m/s | 1.8 |
| 1986 | 6.3°C | 1.4°C | -3.4°C | 10.2°C | -10.4°C | 25 mm | 84% | 2.6 m/s | 2 |
| 1985 | 1.4°C | -3.8°C | -8.9°C | 9.9°C | -18.7°C | 14 mm | 81% | 3.3 m/s | 2.2 |
| 1984 | 5.3°C | 0.5°C | -4.4°C | 18.6°C | -12.1°C | 78 mm | 80% | 3.4 m/s | 1.7 |
| 1983 ❄️ | -5.2°C | -9.7°C | -14.2°C | 5.4°C | -26.6°C | 24 mm | 83% | 3.5 m/s | — |
| 1982 | 5.9°C | 0.8°C | -4.3°C | 15.7°C | -15.9°C | 40 mm | 75% | 3.2 m/s | — |
| 1981 | 4.4°C | -0.2°C | -4.8°C | 15.6°C | -12.5°C | 4 mm | 80% | 3.3 m/s | — |
Actual recorded December data for each year, 1981–2025 — sourced from NASA POWER.
The average high in December is around 5.4°C with lows near -4.7°C (mean 0.4°C), based on 45 years of NASA POWER data.
December averages 27 mm of rainfall in Salina, one of the drier months. The wettest on record was 89 mm in 2007.
The hottest December reached 23.6°C in 2021. The coldest dipped to -27.6°C in 1989.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average December temperatures have risen by about 5.4°C. Daytime highs moved from 2.4°C to 8.3°C and overnight lows from -7.3°C to -2.6°C over the same span.
December is one of the cooler months of the year in Salina and one of the drier months, so plan for around 5.4°C daytime highs and -4.7°C at night.
Not quite — December is the 2nd coolest month in Salina, averaging 0.4°C.
For December in Salina, pack warm layers and a jacket for chilly mornings, with typical highs of 5.4°C and lows of -4.7°C.
Relative humidity in December averages 75% — quite humid.
Average wind speed in December is 3.1 m/s. The windiest December on record averaged 3.9 m/s (2008).
The wettest December on record was 2007 with 89 mm. On average, December sees 27 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 Salina 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.
