December is one of the cooler months of the year in Gadsden, with average highs near 12°C and lows around 1.3°C (mean 6.7°C). It is a relatively wet time of year, averaging 127 mm of rainfall and 84% relative humidity across the period.
December is one of the cooler months of the year in Gadsden. Across 45 years of records, the warmest December in Gadsden was 2015 — when the month averaged 12.3°C — while the coldest was 1989 at 0.9°C. Typical December days reach 12°C with nights near 1.3°C. The long-term trend is warming, about 0.7°C per decade.
December is a relatively wet time of year in Gadsden, averaging 127 mm of rainfall. The wettest December on record was 2015 with 290 mm, while the driest was 2025 at 43 mm.
Relative humidity in Gadsden during December averages 84%. The most humid December was 2018 at 89%, and the least humid was 2023 at 76%.
December receives about 2.3 kWh/m²/day of solar energy in Gadsden. The sunniest December was 1985 at 2.8 kWh/m²/day, and the cloudiest was 1992 at 1.9.
Average wind speed in Gadsden during December is 0.4 m/s. The windiest Decembers were 2021, 2024 and 2025, among others at 0.5 m/s, while the calmest were 2020, 2022 and 2023, among others at 0.4 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 5.3°C | 6.8°C | 5.9°C | 7.7°C | 8.1°C | +2.8°C |
| Avg High | 10.5°C | 12.1°C | 11.4°C | 12.9°C | 13.9°C | +3.4°C |
| Avg Low | 0.1°C | 1.5°C | 0.4°C | 2.4°C | 2.2°C | +2.1°C |
| Avg Rain | 124 mm | 124 mm | 119 mm | 156 mm | 101 mm | -23 mm |
December temperatures in Gadsden have risen by about 2.8°C between 1981–1985 and 2021–2025.
December has ranged from a record low of -16.7°C (1983) to a record high of 24.8°C (2007).
Rainfall in December is a relatively wet time of year, averaging 127 mm, with a wettest year of 290 mm.
Daytime highs and overnight lows have shifted differently — highs rose about 0.8°C per decade while lows rose 0.6°C per decade, widening the gap between day and night.
A quieter season to visit Gadsden
If your dates are flexible, the more temperate months of September and May tend to be the most comfortable for visiting Gadsden. That said, December — with days averaging 12°C and nights around 1.3°C (mean 6.7°C) and higher rainfall (127 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 | 13.6°C | 7.3°C | 1.1°C | 23.6°C | -7.3°C | 43 mm | 77% | 0.5 m/s | — |
| 2024 | 13.1°C | 7.4°C | 1.7°C | 21.4°C | -6.5°C | 101 mm | 80% | 0.5 m/s | 2.6 |
| 2023 | 14.4°C | 8.1°C | 1.8°C | 22.0°C | -5.4°C | 110 mm | 76% | 0.4 m/s | 2.5 |
| 2022 | 12.5°C | 7.6°C | 2.7°C | 23.4°C | -13.0°C | 135 mm | 84% | 0.4 m/s | 2.1 |
| 2021 | 18.0°C | 12.1°C | 6.1°C | 23.8°C | -2.4°C | 117 mm | 85% | 0.5 m/s | 2.1 |
| 2020 | 12.0°C | 5.9°C | -0.2°C | 18.9°C | -6.7°C | 102 mm | 84% | 0.4 m/s | 2.6 |
| 2019 | 14.3°C | 9.2°C | 4.0°C | 22.3°C | -4.5°C | 172 mm | 86% | 0.5 m/s | 2.2 |
| 2018 | 11.5°C | 7.1°C | 2.8°C | 20.7°C | -5.2°C | 241 mm | 89% | 0.4 m/s | 2.1 |
| 2017 | 11.5°C | 6.2°C | 0.9°C | 21.3°C | -7.0°C | 97 mm | 80% | 0.4 m/s | 2.1 |
| 2016 | 13.4°C | 7.6°C | 1.7°C | 23.5°C | -6.3°C | 82 mm | 81% | 0.4 m/s | 2.2 |
| 2015 🔥 🌧️ | 17.2°C | 12.3°C | 7.4°C | 24.3°C | -3.8°C | 290 mm | 88% | 0.4 m/s | 2.1 |
| 2014 | 13.1°C | 8.0°C | 2.9°C | 20.9°C | -3.9°C | 153 mm | 88% | 0.4 m/s | 2.3 |
| 2013 | 12.3°C | 7.1°C | 1.8°C | 23.7°C | -5.9°C | 184 mm | 86% | 0.4 m/s | 2.1 |
| 2012 | 14.9°C | 9.2°C | 3.5°C | 22.3°C | -5.6°C | 157 mm | 82% | 0.4 m/s | 2.2 |
| 2011 | 13.2°C | 7.8°C | 2.5°C | 19.7°C | -4.6°C | 132 mm | 86% | 0.4 m/s | 2.4 |
| 2010 | 7.4°C | 2.2°C | -3.1°C | 17.2°C | -10.1°C | 48 mm | 78% | 0.5 m/s | 2.5 |
| 2009 | 9.4°C | 4.5°C | -0.3°C | 19.6°C | -5.4°C | 189 mm | 88% | 0.5 m/s | 2 |
| 2008 | 12.1°C | 7.0°C | 1.9°C | 20.6°C | -9.1°C | 201 mm | 84% | 0.5 m/s | 2.1 |
| 2007 | 15.4°C | 9.5°C | 3.7°C | 24.8°C | -5.6°C | 67 mm | 79% | 0.4 m/s | 2.3 |
| 2006 | 14.4°C | 8.2°C | 1.9°C | 20.8°C | -7.5°C | 82 mm | 82% | 0.5 m/s | 2.7 |
| 2005 | 9.6°C | 4.0°C | -1.7°C | 18.2°C | -6.5°C | 103 mm | 82% | 0.5 m/s | 2.5 |
| 2004 | 10.9°C | 5.5°C | 0.1°C | 21.6°C | -7.8°C | 119 mm | 84% | 0.5 m/s | 2.7 |
| 2003 | 10.9°C | 4.8°C | -1.4°C | 15.8°C | -5.8°C | 78 mm | 79% | 0.5 m/s | 2.6 |
| 2002 | 10.5°C | 5.5°C | 0.5°C | 17.3°C | -4.9°C | 171 mm | 86% | 0.5 m/s | 2.3 |
| 2001 | 13.8°C | 8.4°C | 3.0°C | 22.2°C | -6.6°C | 123 mm | 83% | 0.4 m/s | 2.6 |
| 2000 | 7.0°C | 1.9°C | -3.3°C | 20.2°C | -10.0°C | 55 mm | 81% | 0.5 m/s | 2.4 |
| 1999 | 13.8°C | 7.1°C | 0.4°C | 21.0°C | -6.6°C | 62 mm | 76% | 0.4 m/s | 2.6 |
| 1998 | 14.0°C | 8.6°C | 3.3°C | 24.7°C | -6.6°C | 149 mm | 85% | 0.4 m/s | 2 |
| 1997 | 10.0°C | 5.2°C | 0.3°C | 16.6°C | -5.4°C | 103 mm | 88% | 0.4 m/s | 2.3 |
| 1996 | 12.6°C | 7.2°C | 1.8°C | 21.6°C | -6.9°C | 105 mm | 85% | 0.4 m/s | 2.4 |
| 1995 | 9.4°C | 4.5°C | -0.4°C | 19.3°C | -8.9°C | 106 mm | 84% | 0.5 m/s | 2.4 |
| 1994 | 12.9°C | 7.8°C | 2.8°C | 19.7°C | -4.5°C | 104 mm | 87% | 0.4 m/s | 2.2 |
| 1993 | 10.4°C | 5.5°C | 0.5°C | 18.4°C | -6.3°C | 108 mm | 84% | 0.4 m/s | 2.3 |
| 1992 | 10.3°C | 5.8°C | 1.3°C | 16.8°C | -4.3°C | 157 mm | 89% | 0.4 m/s | 1.9 |
| 1991 | 13.3°C | 7.7°C | 2.1°C | 23.3°C | -5.3°C | 146 mm | 85% | 0.4 m/s | 2.4 |
| 1990 | 14.1°C | 8.5°C | 2.9°C | 22.2°C | -7.6°C | 206 mm | 84% | 0.5 m/s | 2 |
| 1989 ❄️ | 5.9°C | 0.9°C | -4.2°C | 17.3°C | -15.8°C | 104 mm | 83% | 0.4 m/s | 2.4 |
| 1988 | 11.3°C | 5.5°C | -0.4°C | 19.2°C | -5.5°C | 88 mm | 84% | 0.4 m/s | 2.5 |
| 1987 | 13.5°C | 7.9°C | 2.3°C | 22.3°C | -5.6°C | 108 mm | 81% | 0.5 m/s | 2.3 |
| 1986 | 10.0°C | 5.1°C | 0.3°C | 18.5°C | -4.7°C | 78 mm | 89% | 0.4 m/s | 2 |
| 1985 | 8.6°C | 3.1°C | -2.4°C | 19.6°C | -10.6°C | 77 mm | 79% | 0.4 m/s | 2.8 |
| 1984 | 16.1°C | 10.7°C | 5.3°C | 22.4°C | -7.0°C | 68 mm | 88% | 0.4 m/s | 2.4 |
| 1983 | 8.0°C | 2.9°C | -2.3°C | 20.7°C | -16.7°C | 280 mm | 85% | 0.5 m/s | — |
| 1982 | 13.1°C | 8.6°C | 4.2°C | 22.6°C | -5.8°C | 178 mm | 89% | 0.5 m/s | — |
| 1981 | 7.8°C | 3.0°C | -1.9°C | 17.2°C | -12.7°C | 134 mm | 82% | 0.4 m/s | — |
Actual recorded December data for each year, 1981–2025 — sourced from NASA POWER.
The average high in December is around 12°C with lows near 1.3°C (mean 6.7°C), based on 45 years of NASA POWER data.
December averages 127 mm of rainfall in Gadsden, a relatively wet time of year. The wettest on record was 290 mm in 2015.
The hottest December reached 24.8°C in 2007. The coldest dipped to -16.7°C in 1983.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average December temperatures have risen by about 2.8°C. Daytime highs moved from 10.7°C to 14.3°C and overnight lows from 0.6°C to 2.7°C over the same span.
December is one of the cooler months of the year in Gadsden and a relatively wet time of year, so plan for around 12°C daytime highs and 1.3°C at night.
Not quite — December is the 2nd coolest month in Gadsden, averaging 6.7°C.
For December in Gadsden, pack warm layers and a jacket for chilly mornings, with typical highs of 12°C and lows of 1.3°C. Bring an umbrella or light rain jacket too.
Relative humidity in December averages 84% — quite humid.
Average wind speed in December is 0.4 m/s. The windiest December on record averaged 0.5 m/s (1982).
The wettest December on record was 2015 with 290 mm. On average, December sees 127 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 Gadsden 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.
