December is one of the cooler months of the year in Labrador City, with average highs near -14.9°C and lows around -23.6°C (mean -19.2°C). It is one of the drier months, averaging 54 mm of rainfall and 97% relative humidity across the period.
December is one of the cooler months of the year in Labrador City. Across 45 years of records, the warmest December in Labrador City was 2010 — when the month averaged -9.8°C — while the coldest was 2013 at -26.9°C. Typical December days reach -14.9°C with nights near -23.6°C. The long-term trend is warming, about 1.1°C per decade.
December is one of the drier months in Labrador City, averaging 54 mm of rainfall. The wettest December on record was 2010 with 102 mm, while the driest was 2015 at 23 mm.
Relative humidity in Labrador City during December averages 97%. The most humid December was 1987 at 98%, and the least humid were 1990, 1991 and 2003 at 96%.
December receives about 0.7 kWh/m²/day of solar energy in Labrador City. The sunniest December was 2007 at 0.9 kWh/m²/day, and the cloudiest were 1984, 1985 and 1986 at 0.5.
Average wind speed in Labrador City during December is 4 m/s. The windiest December was 2000 at 4.8 m/s, while the calmest was 1987 at 3.1 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | -21.8°C | -19.8°C | -18.8°C | -18.8°C | -16.2°C | +5.6°C |
| Avg High | -17.2°C | -15.1°C | -14.6°C | -14.7°C | -11.8°C | +5.4°C |
| Avg Low | -26.4°C | -24.4°C | -22.9°C | -23.0°C | -20.5°C | +5.9°C |
| Avg Rain | 55 mm | 46 mm | 58 mm | 55 mm | 60 mm | +5 mm |
December temperatures in Labrador City have risen by about 5.2°C between 1981–1985 and 2021–2025.
December has ranged from a record low of -45.8°C (1990) to a record high of 1.9°C (2020).
Rainfall in December is one of the drier months, averaging 54 mm, with a wettest year of 102 mm.
A quieter season to visit Labrador City
If your dates are flexible, the more temperate months of July and August tend to be the most comfortable for visiting Labrador City. That said, December — with days averaging -14.9°C and nights around -23.6°C (mean -19.2°C) and moderate rainfall (54 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 | -16.0°C | -21.2°C | -26.4°C | 0.5°C | -36.8°C | 56 mm | 97% | 4 m/s | — |
| 2024 | -12.2°C | -15.8°C | -19.3°C | 0.9°C | -30.8°C | 61 mm | 97% | 4.1 m/s | 0.6 |
| 2023 | -10.2°C | -14.3°C | -18.3°C | 1.4°C | -32.4°C | 53 mm | 97% | 4.2 m/s | 0.6 |
| 2022 | -9.0°C | -13.9°C | -18.7°C | 0.0°C | -32.2°C | 54 mm | 98% | 4.4 m/s | 0.6 |
| 2021 | -12.9°C | -17.0°C | -21.0°C | -1.0°C | -35.5°C | 51 mm | 97% | 4.5 m/s | 0.6 |
| 2020 | -10.6°C | -15.1°C | -19.6°C | 1.9°C | -35.2°C | 84 mm | 97% | 3.8 m/s | 0.6 |
| 2019 | -13.8°C | -18.3°C | -22.7°C | -0.3°C | -40.1°C | 64 mm | 97% | 3.9 m/s | 0.7 |
| 2018 | -15.0°C | -18.8°C | -22.5°C | 0.6°C | -37.7°C | 50 mm | 97% | 3.8 m/s | 0.7 |
| 2017 | -14.5°C | -18.9°C | -23.3°C | -1.4°C | -36.5°C | 50 mm | 97% | 4.2 m/s | 0.6 |
| 2016 | -17.5°C | -21.7°C | -25.8°C | -10.6°C | -39.4°C | 33 mm | 98% | 3.3 m/s | 0.8 |
| 2015 | -11.7°C | -16.1°C | -20.5°C | 0.4°C | -37.0°C | 23 mm | 97% | 4.3 m/s | 0.6 |
| 2014 | -14.8°C | -19.3°C | -23.8°C | -0.5°C | -39.7°C | 60 mm | 97% | 3.9 m/s | 0.7 |
| 2013 ❄️ | -22.4°C | -26.9°C | -31.4°C | -6.7°C | -44.7°C | 29 mm | 97% | 3.7 m/s | 0.8 |
| 2012 | -13.5°C | -17.1°C | -20.7°C | -1.2°C | -29.2°C | 65 mm | 98% | 3.5 m/s | 0.6 |
| 2011 | -16.3°C | -21.3°C | -26.3°C | -2.5°C | -36.1°C | 70 mm | 97% | 4.1 m/s | 0.7 |
| 2010 🔥 🌧️ | -7.1°C | -9.8°C | -12.6°C | 1.7°C | -23.6°C | 102 mm | 98% | 4.5 m/s | 0.6 |
| 2009 | -12.2°C | -16.0°C | -19.8°C | -0.9°C | -35.3°C | 56 mm | 98% | 3.9 m/s | 0.7 |
| 2008 | -16.6°C | -22.4°C | -28.2°C | 0.1°C | -41.8°C | 72 mm | 97% | 4 m/s | 0.6 |
| 2007 | -17.9°C | -22.1°C | -26.3°C | -7.3°C | -38.1°C | 41 mm | 97% | 3.7 m/s | 0.9 |
| 2006 | -13.3°C | -17.0°C | -20.8°C | -1.6°C | -32.8°C | 33 mm | 97% | 4.4 m/s | 0.7 |
| 2005 | -16.4°C | -20.1°C | -23.9°C | -1.2°C | -38.8°C | 41 mm | 98% | 4 m/s | 0.8 |
| 2004 | -17.0°C | -22.2°C | -27.4°C | 0.6°C | -42.4°C | 77 mm | 97% | 4.2 m/s | 0.7 |
| 2003 | -12.6°C | -16.4°C | -20.1°C | -1.1°C | -35.3°C | 68 mm | 96% | 3.8 m/s | 0.6 |
| 2002 | -15.1°C | -19.1°C | -23.1°C | -5.2°C | -40.3°C | 42 mm | 98% | 3.5 m/s | 0.7 |
| 2001 | -10.6°C | -14.2°C | -17.7°C | -1.9°C | -27.0°C | 77 mm | 98% | 4 m/s | 0.6 |
| 2000 | -14.4°C | -18.1°C | -21.9°C | 1.0°C | -32.2°C | 74 mm | 97% | 4.8 m/s | 0.6 |
| 1999 | -13.9°C | -17.8°C | -21.8°C | -4.9°C | -39.7°C | 36 mm | 97% | 3.9 m/s | 0.6 |
| 1998 | -14.0°C | -18.4°C | -22.9°C | -1.0°C | -38.6°C | 55 mm | 97% | 4.7 m/s | 0.7 |
| 1997 | -14.5°C | -18.7°C | -22.9°C | -0.9°C | -41.4°C | 29 mm | 98% | 3.9 m/s | 0.6 |
| 1996 | -11.8°C | -17.0°C | -22.2°C | 0.5°C | -39.5°C | 76 mm | 98% | 4.4 m/s | 0.6 |
| 1995 | -15.0°C | -19.3°C | -23.5°C | -1.2°C | -40.2°C | 43 mm | 98% | 3.9 m/s | 0.8 |
| 1994 | -14.1°C | -18.1°C | -22.2°C | -0.9°C | -32.8°C | 41 mm | 97% | 3.7 m/s | 0.6 |
| 1993 | -15.1°C | -19.8°C | -24.4°C | -0.9°C | -42.4°C | 53 mm | 98% | 3.4 m/s | 0.6 |
| 1992 | -16.4°C | -21.5°C | -26.7°C | -0.9°C | -43.2°C | 31 mm | 97% | 3.5 m/s | 0.6 |
| 1991 | -19.3°C | -24.4°C | -29.5°C | -1.4°C | -38.7°C | 36 mm | 96% | 4.5 m/s | 0.7 |
| 1990 | -17.0°C | -22.5°C | -27.9°C | -5.9°C | -45.8°C | 57 mm | 96% | 4.4 m/s | 0.7 |
| 1989 | -19.0°C | -22.6°C | -26.1°C | -5.2°C | -44.3°C | 47 mm | 97% | 4.6 m/s | 0.6 |
| 1988 | -20.0°C | -24.3°C | -28.7°C | -7.3°C | -45.3°C | 31 mm | 97% | 3.5 m/s | 0.7 |
| 1987 | -16.8°C | -20.7°C | -24.6°C | 0.2°C | -38.6°C | 41 mm | 98% | 3.1 m/s | 0.8 |
| 1986 | -15.6°C | -20.5°C | -25.4°C | -6.0°C | -40.2°C | 54 mm | 97% | 4.1 m/s | 0.5 |
| 1985 | -19.0°C | -23.2°C | -27.3°C | -5.1°C | -41.5°C | 56 mm | 97% | 4.4 m/s | 0.5 |
| 1984 | -17.1°C | -22.8°C | -28.5°C | 0.5°C | -44.1°C | 50 mm | 97% | 3.9 m/s | 0.5 |
| 1983 | -18.3°C | -23.0°C | -27.7°C | -7.2°C | -43.2°C | 88 mm | 97% | 4.5 m/s | — |
| 1982 | -16.8°C | -22.7°C | -28.7°C | 0.4°C | -41.6°C | 66 mm | 96% | 4 m/s | — |
| 1981 | -12.4°C | -16.3°C | -20.3°C | 0.2°C | -35.4°C | 61 mm | 98% | 3.4 m/s | — |
Actual recorded December data for each year, 1981–2025 — sourced from NASA POWER.
The average high in December is around -14.9°C with lows near -23.6°C (mean -19.2°C), based on 45 years of NASA POWER data.
December averages 54 mm of rainfall in Labrador City, one of the drier months. The wettest on record was 102 mm in 2010.
The hottest December reached 1.9°C in 2020. The coldest dipped to -45.8°C in 1990.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average December temperatures have risen by about 5.2°C. Daytime highs moved from -16.7°C to -12.1°C and overnight lows from -26.5°C to -20.7°C over the same span.
December is one of the cooler months of the year in Labrador City and one of the drier months, so plan for around -14.9°C daytime highs and -23.6°C at night.
Not quite — December is the 3rd coolest month in Labrador City, averaging -19.2°C.
For December in Labrador City, pack warm layers and a jacket for chilly mornings, with typical highs of -14.9°C and lows of -23.6°C. Bring an umbrella or light rain jacket too.
Relative humidity in December averages 97% — quite humid.
Average wind speed in December is 4 m/s. The windiest December on record averaged 4.8 m/s (2000).
The wettest December on record was 2010 with 102 mm. On average, December sees 54 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 Labrador City 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.
