December is one of the cooler months of the year in Aberdeen, with average highs near 7.6°C and lows around 5.7°C (mean 6.7°C). It is a relatively wet time of year, averaging 93 mm of rainfall and 85% relative humidity across the period.
December is one of the cooler months of the year in Aberdeen. Across 45 years of records, the warmest December in Aberdeen was 2025 — when the month averaged 8.4°C — while the coldest was 1981 at 4.1°C. Typical December days reach 7.6°C with nights near 5.7°C. The long-term trend is warming, about 0.3°C per decade.
December is a relatively wet time of year in Aberdeen, averaging 93 mm of rainfall. The wettest December on record was 2023 with 176 mm, while the driest was 1988 at 38 mm.
Relative humidity in Aberdeen during December averages 85%. The most humid December was 1998 at 88%, and the least humid was 1981 at 79%.
December receives about 0.3 kWh/m²/day of solar energy in Aberdeen. The sunniest Decembers were 2022, 2023 and 2024, among others at 0.3 kWh/m²/day, and the cloudiest were 1985 and 2002 at 0.2.
Average wind speed in Aberdeen during December is 6.9 m/s. The windiest December was 2013 at 8.9 m/s, while the calmest was 2009 at 5.4 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 6.4°C | 6.1°C | 6.8°C | 6.8°C | 7.3°C | +0.9°C |
| Avg High | 7.4°C | 7.1°C | 7.8°C | 7.8°C | 8.3°C | +0.9°C |
| Avg Low | 5.4°C | 5.2°C | 5.9°C | 5.8°C | 6.4°C | +1°C |
| Avg Rain | 89 mm | 90 mm | 87 mm | 85 mm | 131 mm | +42 mm |
December temperatures in Aberdeen have risen by about 1.2°C between 1981–1985 and 2021–2025.
December has ranged from a record low of -0.3°C (2010) to a record high of 12.4°C (2015).
Rainfall in December is a relatively wet time of year, averaging 93 mm, with a wettest year of 176 mm.
A quieter season to visit Aberdeen
If your dates are flexible, the more temperate months of August and July tend to be the most comfortable for visiting Aberdeen. That said, December — with days averaging 7.6°C and nights around 5.7°C (mean 6.7°C) and higher rainfall (93 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 🔥 | 9.3°C | 8.4°C | 7.6°C | 12.2°C | 4.6°C | 85 mm | 86% | 6.6 m/s | — |
| 2024 | 9.0°C | 7.9°C | 6.7°C | 12.0°C | 3.8°C | 134 mm | 87% | 6.9 m/s | 0.3 |
| 2023 🌧️ | 8.2°C | 7.1°C | 6.0°C | 10.9°C | 3.5°C | 176 mm | 85% | 6.7 m/s | 0.3 |
| 2022 | 7.4°C | 6.4°C | 5.5°C | 11.2°C | 3.1°C | 106 mm | 84% | 6.8 m/s | 0.3 |
| 2021 | 7.7°C | 6.7°C | 5.8°C | 10.8°C | 2.8°C | 127 mm | 86% | 5.7 m/s | 0.3 |
| 2020 | 8.1°C | 7.3°C | 6.5°C | 11.1°C | 3.4°C | 157 mm | 86% | 6.8 m/s | 0.3 |
| 2019 | 8.4°C | 7.4°C | 6.5°C | 11.7°C | 4.6°C | 86 mm | 87% | 6.8 m/s | 0.3 |
| 2018 | 8.2°C | 7.4°C | 6.6°C | 10.9°C | 4.0°C | 78 mm | 86% | 6.4 m/s | 0.3 |
| 2017 | 7.4°C | 6.4°C | 5.4°C | 11.7°C | 2.4°C | 74 mm | 85% | 6.6 m/s | 0.3 |
| 2016 | 9.2°C | 8.3°C | 7.4°C | 12.2°C | 5.2°C | 48 mm | 86% | 6.8 m/s | 0.3 |
| 2015 | 9.5°C | 8.2°C | 7.0°C | 12.4°C | 4.9°C | 140 mm | 86% | 8.1 m/s | 0.3 |
| 2014 | 7.6°C | 6.5°C | 5.5°C | 11.0°C | 3.2°C | 60 mm | 83% | 7.3 m/s | 0.3 |
| 2013 | 8.6°C | 7.4°C | 6.1°C | 10.9°C | 1.8°C | 83 mm | 86% | 8.9 m/s | 0.3 |
| 2012 | 6.7°C | 5.8°C | 4.9°C | 10.0°C | 2.3°C | 145 mm | 84% | 7.2 m/s | 0.3 |
| 2011 | 7.6°C | 6.4°C | 5.2°C | 11.7°C | 2.1°C | 73 mm | 83% | 8.2 m/s | 0.3 |
| 2010 | 5.1°C | 4.2°C | 3.4°C | 8.3°C | -0.3°C | 62 mm | 83% | 5.7 m/s | 0.3 |
| 2009 | 6.8°C | 5.9°C | 5.0°C | 10.1°C | 1.9°C | 94 mm | 83% | 5.4 m/s | 0.3 |
| 2008 | 7.3°C | 6.4°C | 5.4°C | 10.7°C | 2.5°C | 111 mm | 84% | 6.6 m/s | 0.3 |
| 2007 | 7.8°C | 6.8°C | 5.8°C | 11.7°C | 3.7°C | 71 mm | 86% | 6.8 m/s | 0.3 |
| 2006 | 8.7°C | 7.6°C | 6.5°C | 11.9°C | 4.5°C | 74 mm | 86% | 7.3 m/s | 0.3 |
| 2005 | 8.1°C | 7.2°C | 6.3°C | 11.0°C | 3.2°C | 75 mm | 86% | 6.4 m/s | 0.3 |
| 2004 | 8.3°C | 7.2°C | 6.1°C | 11.1°C | 2.7°C | 57 mm | 86% | 7.2 m/s | 0.3 |
| 2003 | 8.1°C | 7.0°C | 5.9°C | 11.2°C | 2.3°C | 81 mm | 86% | 6.7 m/s | 0.3 |
| 2002 | 7.7°C | 7.1°C | 6.5°C | 10.0°C | 4.2°C | 113 mm | 85% | 6.1 m/s | 0.2 |
| 2001 | 7.5°C | 6.4°C | 5.3°C | 11.1°C | 1.9°C | 77 mm | 84% | 6.5 m/s | 0.3 |
| 2000 | 7.6°C | 6.8°C | 6.1°C | 10.8°C | 1.2°C | 116 mm | 86% | 7.3 m/s | 0.3 |
| 1999 | 6.5°C | 5.5°C | 4.5°C | 10.8°C | 1.8°C | 133 mm | 85% | 8.3 m/s | 0.3 |
| 1998 | 7.8°C | 6.7°C | 5.5°C | 11.2°C | 2.6°C | 73 mm | 88% | 7.3 m/s | 0.3 |
| 1997 | 8.1°C | 7.3°C | 6.5°C | 11.1°C | 4.2°C | 116 mm | 87% | 6.8 m/s | 0.3 |
| 1996 | 6.2°C | 5.5°C | 4.7°C | 9.1°C | 2.7°C | 78 mm | 84% | 6 m/s | 0.3 |
| 1995 | 6.2°C | 5.4°C | 4.7°C | 9.7°C | 0.4°C | 84 mm | 81% | 6.2 m/s | 0.3 |
| 1994 | 8.0°C | 7.0°C | 6.0°C | 12.1°C | 1.7°C | 89 mm | 86% | 7.9 m/s | 0.3 |
| 1993 | 6.2°C | 5.1°C | 4.1°C | 10.0°C | 2.5°C | 113 mm | 85% | 7.1 m/s | 0.3 |
| 1992 | 6.6°C | 5.8°C | 5.0°C | 10.0°C | 2.6°C | 90 mm | 85% | 6.7 m/s | 0.3 |
| 1991 | 7.6°C | 6.6°C | 5.5°C | 10.5°C | 3.5°C | 41 mm | 86% | 6.4 m/s | 0.3 |
| 1990 | 7.3°C | 6.3°C | 5.3°C | 10.2°C | 3.4°C | 82 mm | 84% | 7.4 m/s | 0.3 |
| 1989 | 7.2°C | 6.3°C | 5.3°C | 9.8°C | 2.6°C | 51 mm | 83% | 5.6 m/s | 0.3 |
| 1988 | 8.6°C | 7.6°C | 6.6°C | 10.6°C | 4.6°C | 38 mm | 86% | 7.3 m/s | 0.3 |
| 1987 | 7.9°C | 7.1°C | 6.3°C | 10.6°C | 3.8°C | 64 mm | 85% | 5.8 m/s | 0.3 |
| 1986 | 7.0°C | 5.9°C | 4.9°C | 11.4°C | 2.5°C | 157 mm | 85% | 7.8 m/s | 0.3 |
| 1985 | 7.5°C | 6.4°C | 5.3°C | 11.7°C | 0.7°C | 116 mm | 86% | 6.5 m/s | 0.2 |
| 1984 | 8.2°C | 7.2°C | 6.2°C | 10.5°C | 2.6°C | 116 mm | 87% | 6.7 m/s | 0.3 |
| 1983 | 8.3°C | 7.1°C | 5.9°C | 11.4°C | 2.4°C | 91 mm | 84% | 7.5 m/s | — |
| 1982 | 6.5°C | 5.5°C | 4.6°C | 9.0°C | 1.9°C | 86 mm | 85% | 7.1 m/s | — |
| 1981 ❄️ | 5.0°C | 4.1°C | 3.1°C | 10.4°C | 0.8°C | 83 mm | 79% | 6.5 m/s | — |
Actual recorded December data for each year, 1981–2025 — sourced from NASA POWER.
The average high in December is around 7.6°C with lows near 5.7°C (mean 6.7°C), based on 45 years of NASA POWER data.
December averages 93 mm of rainfall in Aberdeen, a relatively wet time of year. The wettest on record was 176 mm in 2023.
The hottest December reached 12.4°C in 2015. The coldest dipped to -0.3°C in 2010.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average December temperatures have risen by about 1.2°C. Daytime highs moved from 7.1°C to 8.3°C and overnight lows from 5°C to 6.3°C over the same span.
December is one of the cooler months of the year in Aberdeen and a relatively wet time of year, so plan for around 7.6°C daytime highs and 5.7°C at night.
Not quite — December is the 4th coolest month in Aberdeen, averaging 6.7°C.
For December in Aberdeen, pack warm layers and a jacket for chilly mornings, with typical highs of 7.6°C and lows of 5.7°C. Bring an umbrella or light rain jacket too.
Relative humidity in December averages 85% — quite humid.
Average wind speed in December is 6.9 m/s. The windiest December on record averaged 8.9 m/s (2013).
The wettest December on record was 2023 with 176 mm. On average, December sees 93 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 Aberdeen 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.
