December is one of the warmer months of the year in Kingston, with average highs near 18.9°C and lows around 10.4°C (mean 14.7°C). It is about average for rainfall, averaging 68 mm of rainfall and 71% relative humidity across the period.
December is one of the warmer months of the year in Kingston. Across 45 years of records, the warmest December in Kingston was 2015 — when the month averaged 16.5°C — while the coldest was 1995 at 12.2°C. Typical December days reach 18.9°C with nights near 10.4°C. The long-term trend is warming, about 0.3°C per decade.
December is about average for rainfall in Kingston, averaging 68 mm of rainfall. The wettest December on record was 1985 with 220 mm, while the driest was 1994 at 7 mm.
Relative humidity in Kingston during December averages 71%. The most humid December was 1985 at 80%, and the least humid was 1994 at 64%.
December receives about 6.7 kWh/m²/day of solar energy in Kingston. The sunniest December was 1994 at 7.9 kWh/m²/day, and the cloudiest was 1985 at 5.6.
Average wind speed in Kingston during December is 4.2 m/s. The windiest December was 2025 at 5.1 m/s, while the calmest was 1988 at 3.3 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 14.3°C | 14.2°C | 14.7°C | 15.3°C | 14.8°C | +0.5°C |
| Avg High | 18.4°C | 18.4°C | 18.9°C | 19.6°C | 18.9°C | +0.5°C |
| Avg Low | 10.2°C | 10.0°C | 10.5°C | 10.9°C | 10.6°C | +0.4°C |
| Avg Rain | 79 mm | 71 mm | 60 mm | 59 mm | 75 mm | -4 mm |
December temperatures in Kingston have risen by about 0.8°C between 1981–1985 and 2021–2025.
December has ranged from a record low of 5.2°C (1995) to a record high of 33.9°C (2019).
Rainfall in December is about average for rainfall, averaging 68 mm, with a wettest year of 220 mm.
One of the best times to visit Kingston
December is one of the best times to visit Kingston. Expect days averaging 18.9°C and nights around 10.4°C (mean 14.7°C) — warmer than Kingston's yearly average — with moderate rainfall (68 mm), so conditions are generally comfortable for sightseeing and outdoor plans.
| Year | Avg High | Avg Temp | Avg Low | Hottest Day | Coldest Day | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|---|---|
| 2025 | 18.4°C | 14.1°C | 9.7°C | 25.4°C | 7.5°C | 49 mm | 69% | 5.1 m/s | — |
| 2024 | 20.1°C | 15.9°C | 11.7°C | 26.9°C | 8.5°C | 122 mm | 72% | 4.6 m/s | 6.8 |
| 2023 | 20.1°C | 15.8°C | 11.5°C | 27.5°C | 8.1°C | 51 mm | 69% | 3.6 m/s | 6.4 |
| 2022 | 17.5°C | 14.0°C | 10.4°C | 28.5°C | 8.5°C | 100 mm | 78% | 3.9 m/s | 6.4 |
| 2021 | 19.1°C | 14.6°C | 10.1°C | 25.3°C | 7.2°C | 38 mm | 70% | 4.1 m/s | 7.3 |
| 2020 | 18.2°C | 14.2°C | 10.1°C | 28.1°C | 7.5°C | 88 mm | 71% | 4.9 m/s | 6.5 |
| 2019 | 19.5°C | 14.8°C | 10.1°C | 33.9°C | 6.9°C | 36 mm | 67% | 4.8 m/s | 7.4 |
| 2018 | 20.9°C | 16.4°C | 11.9°C | 28.1°C | 8.1°C | 69 mm | 69% | 3.7 m/s | 6.8 |
| 2017 | 19.9°C | 15.8°C | 11.7°C | 27.4°C | 9.4°C | 119 mm | 71% | 4.6 m/s | 6.5 |
| 2016 | 20.0°C | 15.5°C | 11.0°C | 29.2°C | 7.9°C | 58 mm | 70% | 4.4 m/s | 6.9 |
| 2015 🔥 | 21.5°C | 16.5°C | 11.5°C | 30.6°C | 7.6°C | 38 mm | 66% | 4 m/s | 7.3 |
| 2014 | 19.4°C | 15.3°C | 11.1°C | 25.6°C | 8.8°C | 77 mm | 72% | 3.7 m/s | 6.1 |
| 2013 | 18.7°C | 14.6°C | 10.5°C | 28.7°C | 7.8°C | 40 mm | 74% | 4.2 m/s | 6.4 |
| 2012 | 19.7°C | 15.3°C | 10.8°C | 27.0°C | 6.9°C | 39 mm | 68% | 4.4 m/s | 6.8 |
| 2011 | 18.8°C | 14.8°C | 10.8°C | 25.1°C | 7.4°C | 61 mm | 74% | 3.4 m/s | 6.6 |
| 2010 | 17.8°C | 13.9°C | 9.9°C | 24.1°C | 6.9°C | 58 mm | 73% | 4.3 m/s | 6.1 |
| 2009 | 18.9°C | 14.6°C | 10.3°C | 29.7°C | 7.5°C | 57 mm | 73% | 4.1 m/s | 6.7 |
| 2008 | 17.6°C | 13.6°C | 9.6°C | 25.5°C | 5.8°C | 52 mm | 70% | 4.4 m/s | 6.5 |
| 2007 | 20.7°C | 16.0°C | 11.2°C | 30.6°C | 8.9°C | 79 mm | 68% | 4.2 m/s | 6.6 |
| 2006 | 18.9°C | 14.1°C | 9.4°C | 28.3°C | 7.1°C | 64 mm | 67% | 4.5 m/s | 7.2 |
| 2005 | 19.5°C | 15.4°C | 11.4°C | 24.7°C | 9.7°C | 96 mm | 73% | 4.8 m/s | 6.7 |
| 2004 | 18.8°C | 14.6°C | 10.3°C | 29.1°C | 7.2°C | 38 mm | 71% | 4.3 m/s | 6.9 |
| 2003 | 20.0°C | 15.4°C | 10.8°C | 28.9°C | 7.2°C | 56 mm | 69% | 4.4 m/s | 6.7 |
| 2002 | 19.9°C | 15.5°C | 11.1°C | 28.6°C | 7.4°C | 31 mm | 69% | 4.5 m/s | 6.8 |
| 2001 | 16.0°C | 12.8°C | 9.6°C | 22.6°C | 6.2°C | 70 mm | 76% | 3.7 m/s | 5.7 |
| 2000 | 19.2°C | 15.0°C | 10.9°C | 28.1°C | 7.2°C | 61 mm | 66% | 4.8 m/s | 7.3 |
| 1999 | 19.4°C | 15.0°C | 10.7°C | 28.9°C | 7.6°C | 44 mm | 67% | 4.6 m/s | 6.9 |
| 1998 | 19.6°C | 15.2°C | 10.8°C | 30.5°C | 8.7°C | 88 mm | 69% | 4.4 m/s | 7.1 |
| 1997 | 18.3°C | 14.1°C | 10.0°C | 24.0°C | 8.0°C | 32 mm | 68% | 4.6 m/s | 7.1 |
| 1996 | 17.3°C | 12.9°C | 8.4°C | 23.7°C | 5.5°C | 36 mm | 70% | 4.1 m/s | 7 |
| 1995 ❄️ | 15.8°C | 12.2°C | 8.6°C | 22.2°C | 5.2°C | 131 mm | 74% | 4.6 m/s | 6.6 |
| 1994 | 21.3°C | 16.0°C | 10.7°C | 29.5°C | 6.8°C | 7 mm | 64% | 3.9 m/s | 7.9 |
| 1993 | 18.1°C | 14.0°C | 10.0°C | 27.4°C | 6.5°C | 165 mm | 74% | 4.9 m/s | 6.3 |
| 1992 | 18.5°C | 14.4°C | 10.4°C | 24.1°C | 7.4°C | 38 mm | 73% | 3.5 m/s | 5.9 |
| 1991 | 17.6°C | 13.9°C | 10.2°C | 22.6°C | 6.9°C | 98 mm | 76% | 3.7 m/s | 6.4 |
| 1990 | 18.3°C | 14.2°C | 10.0°C | 26.2°C | 6.9°C | 71 mm | 71% | 4.4 m/s | 6.5 |
| 1989 | 19.7°C | 15.2°C | 10.7°C | 28.7°C | 8.0°C | 44 mm | 67% | 4.4 m/s | 7.1 |
| 1988 | 20.2°C | 15.6°C | 10.9°C | 29.3°C | 7.4°C | 41 mm | 71% | 3.3 m/s | 6.7 |
| 1987 | 17.8°C | 13.6°C | 9.4°C | 26.1°C | 6.5°C | 59 mm | 70% | 4.1 m/s | 6.7 |
| 1986 | 17.8°C | 13.7°C | 9.6°C | 24.7°C | 7.4°C | 106 mm | 74% | 4.4 m/s | 6.5 |
| 1985 🌧️ | 17.6°C | 14.4°C | 11.1°C | 22.7°C | 8.5°C | 220 mm | 80% | 3.8 m/s | 5.6 |
| 1984 | 15.7°C | 12.3°C | 8.9°C | 22.0°C | 5.7°C | 120 mm | 76% | 4.5 m/s | 6.2 |
| 1983 | 19.3°C | 14.8°C | 10.3°C | 28.7°C | 7.9°C | 22 mm | 69% | 3.7 m/s | — |
| 1982 | 18.8°C | 14.3°C | 9.8°C | 29.0°C | 6.6°C | 40 mm | 69% | 4.2 m/s | — |
| 1981 | 18.9°C | 14.9°C | 10.8°C | 25.2°C | 8.3°C | 59 mm | 70% | 3.7 m/s | — |
Actual recorded December data for each year, 1981–2025 — sourced from NASA POWER.
The average high in December is around 18.9°C with lows near 10.4°C (mean 14.7°C), based on 45 years of NASA POWER data.
December averages 68 mm of rainfall in Kingston, about average for rainfall. The wettest on record was 220 mm in 1985.
The hottest December reached 33.9°C in 2019. The coldest dipped to 5.2°C in 1995.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average December temperatures have risen by about 0.8°C. Daytime highs moved from 18.1°C to 19°C and overnight lows from 10.2°C to 10.7°C over the same span.
December is one of the warmer months of the year in Kingston and about average for rainfall, so plan for around 18.9°C daytime highs and 10.4°C at night.
Not quite — December is the 9th coolest month in Kingston, averaging 14.7°C.
For December in Kingston, pack light layers you can adjust through the day, with typical highs of 18.9°C and lows of 10.4°C. Bring an umbrella or light rain jacket too.
Relative humidity in December averages 71% — moderately humid.
Average wind speed in December is 4.2 m/s. The windiest December on record averaged 5.1 m/s (2025).
The wettest December on record was 1985 with 220 mm. On average, December sees 68 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 Kingston 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.
