December is one of the cooler months of the year in Powell River, with average highs near 2°C and lows around -2.1°C (mean -0.1°C). It is a relatively wet time of year, averaging 224 mm of rainfall and 90% relative humidity across the period.
December is one of the cooler months of the year in Powell River. Across 45 years of records, the warmest December in Powell River was 2023 — when the month averaged 3.4°C — while the coldest was 1983 at -4.9°C. Typical December days reach 2°C with nights near -2.1°C. The long-term trend is warming, about 0.3°C per decade.
December is a relatively wet time of year in Powell River, averaging 224 mm of rainfall. The wettest December on record was 1998 with 397 mm, while the driest was 2017 at 91 mm.
Relative humidity in Powell River during December averages 90%. The most humid December was 2025 at 95%, and the least humid was 1985 at 82%.
December receives about 0.7 kWh/m²/day of solar energy in Powell River. The sunniest Decembers were 2017, 2021 and 2022, among others at 0.8 kWh/m²/day, and the cloudiest were 2006 and 2019 at 0.5.
Average wind speed in Powell River during December is 1.2 m/s. The windiest Decembers were 2010, 2015 and 2018, among others at 1.3 m/s, while the calmest was 1989 at 0.9 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | -0.6°C | -0.1°C | 0.1°C | 0.0°C | 0.6°C | +1.2°C |
| Avg High | 1.6°C | 1.9°C | 2.2°C | 2.0°C | 2.7°C | +1.1°C |
| Avg Low | -2.7°C | -2.1°C | -2.0°C | -2.1°C | -1.4°C | +1.3°C |
| Avg Rain | 196 mm | 270 mm | 226 mm | 218 mm | 201 mm | +6 mm |
December temperatures in Powell River have risen by about 2.2°C between 1981–1985 and 2021–2025.
December has ranged from a record low of -21°C (1990) to a record high of 10.3°C (2005).
Rainfall in December is a relatively wet time of year, averaging 224 mm, with a wettest year of 397 mm.
A quieter season to visit Powell River
If your dates are flexible, the more temperate months of August and July tend to be the most comfortable for visiting Powell River. That said, December — with days averaging 2°C and nights around -2.1°C (mean -0.1°C) and higher rainfall (224 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 | 3.2°C | 1.6°C | -0.1°C | 10.3°C | -11.3°C | 267 mm | 95% | 1.1 m/s | — |
| 2024 | 4.4°C | 2.7°C | 1.0°C | 7.5°C | -3.2°C | 193 mm | 91% | 1.2 m/s | 0.6 |
| 2023 🔥 | 5.1°C | 3.4°C | 1.8°C | 9.0°C | -3.6°C | 218 mm | 92% | 1.2 m/s | 0.7 |
| 2022 | 0.7°C | -1.9°C | -4.5°C | 5.8°C | -16.1°C | 171 mm | 91% | 1.1 m/s | 0.8 |
| 2021 | -0.9°C | -3.7°C | -6.5°C | 7.8°C | -18.9°C | 159 mm | 91% | 1.1 m/s | 0.8 |
| 2020 | 3.6°C | 1.6°C | -0.4°C | 7.2°C | -6.3°C | 200 mm | 90% | 1.2 m/s | 0.7 |
| 2019 | 3.1°C | 1.4°C | -0.4°C | 6.3°C | -6.8°C | 224 mm | 94% | 1.2 m/s | 0.5 |
| 2018 | 2.9°C | 0.6°C | -1.8°C | 6.2°C | -7.4°C | 301 mm | 91% | 1.3 m/s | 0.7 |
| 2017 | 1.9°C | -0.4°C | -2.7°C | 7.3°C | -12.3°C | 91 mm | 83% | 1.1 m/s | 0.8 |
| 2016 | -0.9°C | -3.3°C | -5.7°C | 5.4°C | -16.3°C | 158 mm | 90% | 1.2 m/s | 0.8 |
| 2015 | 2.2°C | 0.3°C | -1.6°C | 6.7°C | -7.3°C | 308 mm | 92% | 1.3 m/s | 0.6 |
| 2014 | 3.7°C | 1.7°C | -0.4°C | 10.2°C | -10.4°C | 249 mm | 89% | 1.1 m/s | 0.7 |
| 2013 | 1.0°C | -1.1°C | -3.1°C | 6.4°C | -13.3°C | 103 mm | 88% | 1 m/s | 0.8 |
| 2012 | 1.8°C | 0.1°C | -1.7°C | 4.8°C | -6.5°C | 228 mm | 94% | 1.1 m/s | 0.6 |
| 2011 | 2.2°C | 0.3°C | -1.7°C | 5.2°C | -10.0°C | 167 mm | 88% | 1.1 m/s | 0.8 |
| 2010 | 2.3°C | 0.3°C | -1.8°C | 6.3°C | -10.3°C | 349 mm | 93% | 1.3 m/s | 0.6 |
| 2009 | 0.6°C | -1.8°C | -4.2°C | 4.8°C | -14.0°C | 125 mm | 83% | 1.2 m/s | 0.8 |
| 2008 | -0.5°C | -3.0°C | -5.4°C | 8.4°C | -19.2°C | 187 mm | 89% | 1.1 m/s | 0.7 |
| 2007 | 1.2°C | -0.6°C | -2.5°C | 6.2°C | -8.9°C | 333 mm | 93% | 1.2 m/s | 0.6 |
| 2006 | 2.5°C | 0.9°C | -0.7°C | 6.1°C | -6.5°C | 337 mm | 92% | 1.3 m/s | 0.5 |
| 2005 | 3.7°C | 1.7°C | -0.3°C | 10.3°C | -6.5°C | 240 mm | 86% | 1.2 m/s | 0.7 |
| 2004 | 3.8°C | 1.8°C | -0.1°C | 7.4°C | -7.5°C | 227 mm | 93% | 1 m/s | 0.6 |
| 2003 | 2.2°C | 0.3°C | -1.5°C | 5.5°C | -11.7°C | 267 mm | 92% | 1.3 m/s | 0.6 |
| 2002 | 4.2°C | 2.0°C | -0.1°C | 8.2°C | -7.4°C | 177 mm | 91% | 1.3 m/s | 0.6 |
| 2001 | 2.4°C | 0.1°C | -2.3°C | 4.7°C | -8.2°C | 213 mm | 90% | 1.3 m/s | 0.7 |
| 2000 | 1.9°C | -0.5°C | -2.9°C | 7.0°C | -12.0°C | 153 mm | 86% | 1.2 m/s | 0.7 |
| 1999 | 3.9°C | 2.2°C | 0.5°C | 8.4°C | -3.8°C | 231 mm | 85% | 1.1 m/s | 0.7 |
| 1998 🌧️ | 1.4°C | -0.3°C | -2.0°C | 5.6°C | -17.6°C | 397 mm | 93% | 1.2 m/s | 0.7 |
| 1997 | 3.9°C | 2.1°C | 0.2°C | 6.4°C | -6.6°C | 216 mm | 89% | 1.3 m/s | 0.6 |
| 1996 | -0.3°C | -2.5°C | -4.7°C | 4.1°C | -17.6°C | 281 mm | 93% | 1.3 m/s | 0.6 |
| 1995 | 2.7°C | 0.9°C | -0.9°C | 5.5°C | -12.8°C | 282 mm | 88% | 1.3 m/s | 0.7 |
| 1994 | 1.8°C | -0.1°C | -1.9°C | 6.2°C | -12.7°C | 296 mm | 92% | 1.3 m/s | 0.7 |
| 1993 | 3.3°C | 1.6°C | -0.2°C | 6.3°C | -5.8°C | 297 mm | 86% | 1.2 m/s | 0.6 |
| 1992 | -0.3°C | -2.7°C | -5.1°C | 4.1°C | -14.9°C | 171 mm | 91% | 1.3 m/s | 0.7 |
| 1991 | 3.6°C | 1.9°C | 0.1°C | 7.2°C | -6.2°C | 238 mm | 90% | 1.2 m/s | 0.7 |
| 1990 | -1.1°C | -3.9°C | -6.6°C | 5.4°C | -21.0°C | 286 mm | 94% | 1.2 m/s | 0.7 |
| 1989 | 4.3°C | 2.5°C | 0.7°C | 8.4°C | -3.8°C | 176 mm | 90% | 0.9 m/s | 0.6 |
| 1988 | 2.7°C | 0.9°C | -1.0°C | 6.9°C | -9.8°C | 189 mm | 88% | 1.1 m/s | 0.7 |
| 1987 | 1.4°C | -0.6°C | -2.6°C | 6.1°C | -9.2°C | 233 mm | 88% | 1.3 m/s | 0.7 |
| 1986 | 3.2°C | 0.9°C | -1.4°C | 5.6°C | -7.9°C | 303 mm | 89% | 1.2 m/s | 0.7 |
| 1985 | 2.5°C | 0.3°C | -1.9°C | 9.2°C | -15.7°C | 110 mm | 82% | 1 m/s | 0.7 |
| 1984 | -1.0°C | -3.3°C | -5.6°C | 2.7°C | -15.5°C | 145 mm | 87% | 1.1 m/s | 0.8 |
| 1983 ❄️ | -2.1°C | -4.9°C | -7.7°C | 3.4°C | -19.1°C | 104 mm | 89% | 1.2 m/s | — |
| 1982 | 2.2°C | 0.1°C | -1.9°C | 5.3°C | -10.2°C | 228 mm | 87% | 1.2 m/s | — |
| 1981 | 1.4°C | -1.0°C | -3.3°C | 5.3°C | -11.0°C | 276 mm | 93% | 1.2 m/s | — |
Actual recorded December data for each year, 1981–2025 — sourced from NASA POWER.
The average high in December is around 2°C with lows near -2.1°C (mean -0.1°C), based on 45 years of NASA POWER data.
December averages 224 mm of rainfall in Powell River, a relatively wet time of year. The wettest on record was 397 mm in 1998.
The hottest December reached 10.3°C in 2005. The coldest dipped to -21°C in 1990.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average December temperatures have risen by about 2.2°C. Daytime highs moved from 0.6°C to 2.5°C and overnight lows from -4.1°C to -1.7°C over the same span.
December is one of the cooler months of the year in Powell River and a relatively wet time of year, so plan for around 2°C daytime highs and -2.1°C at night.
Yes — December is the coldest month of the year in Powell River, averaging -0.1°C.
For December in Powell River, pack warm layers and a jacket for chilly mornings, with typical highs of 2°C and lows of -2.1°C. Bring an umbrella or light rain jacket too.
Relative humidity in December averages 90% — quite humid.
Average wind speed in December is 1.2 m/s. The windiest December on record averaged 1.3 m/s (1987).
The wettest December on record was 1998 with 397 mm. On average, December sees 224 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 Powell River 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.
