December is one of the warmer months of the year in Meekatharra, with average highs near 38.1°C and lows around 21.5°C (mean 29.8°C). It is about average for rainfall, averaging 26 mm of rainfall and 26% relative humidity across the period.
December is one of the warmer months of the year in Meekatharra. Across 45 years of records, the warmest December in Meekatharra was 2019 — when the month averaged 32.6°C — while the coldest was 1988 at 27.1°C. Typical December days reach 38.1°C with nights near 21.5°C. The long-term trend is warming, about 0.4°C per decade.
December is about average for rainfall in Meekatharra, averaging 26 mm of rainfall. The wettest December on record was 1998 with 102 mm, while the driest were 1985 and 2003 at 0 mm.
Relative humidity in Meekatharra during December averages 26%. The most humid December was 1998 at 39%, and the least humid was 1986 at 18%.
December receives about 8.5 kWh/m²/day of solar energy in Meekatharra. The sunniest December was 1985 at 9.4 kWh/m²/day, and the cloudiest was 2012 at 7.2.
Average wind speed in Meekatharra during December is 4 m/s. The windiest December was 1993 at 4.4 m/s, while the calmest was 1983 at 3.4 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 29.2°C | 29.4°C | 29.6°C | 30.1°C | 31.1°C | +1.9°C |
| Avg High | 37.6°C | 37.6°C | 38.0°C | 38.3°C | 39.3°C | +1.7°C |
| Avg Low | 20.7°C | 21.2°C | 21.2°C | 22.0°C | 22.8°C | +2.1°C |
| Avg Rain | 24 mm | 29 mm | 23 mm | 35 mm | 14 mm | -10 mm |
December temperatures in Meekatharra have risen by about 2°C between 1981–1985 and 2021–2025.
December has ranged from a record low of 11.8°C (2015) to a record high of 46.7°C (1997).
Rainfall in December is about average for rainfall, averaging 26 mm, with a wettest year of 102 mm.
A quieter season to visit Meekatharra
If your dates are flexible, the more temperate months of October and April tend to be the most comfortable for visiting Meekatharra. That said, December — with days averaging 38.1°C and nights around 21.5°C (mean 29.8°C) and low rainfall (26 mm) — can still be rewarding for travellers who don't mind the warmth, and often means fewer crowds.
| Year | Avg High | Avg Temp | Avg Low | Hottest Day | Coldest Day | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|---|---|
| 2025 | 40.2°C | 32.0°C | 23.9°C | 44.6°C | 19.6°C | 18 mm | 22% | 3.9 m/s | — |
| 2024 | 39.1°C | 31.2°C | 23.3°C | 43.1°C | 15.8°C | 31 mm | 32% | 3.8 m/s | 8.2 |
| 2023 | 40.6°C | 31.9°C | 23.3°C | 44.5°C | 15.2°C | 1 mm | 19% | 4.1 m/s | 8.9 |
| 2022 | 37.6°C | 29.6°C | 21.5°C | 42.7°C | 18.2°C | 16 mm | 26% | 3.9 m/s | 8.4 |
| 2021 | 40.1°C | 31.3°C | 22.5°C | 42.9°C | 18.1°C | 2 mm | 19% | 4.2 m/s | 9 |
| 2020 | 38.4°C | 30.5°C | 22.5°C | 42.7°C | 14.1°C | 17 mm | 25% | 4.1 m/s | 8.5 |
| 2019 🔥 | 40.7°C | 32.6°C | 24.6°C | 44.8°C | 16.2°C | 7 mm | 21% | 3.7 m/s | 8.2 |
| 2018 | 39.4°C | 30.7°C | 22.0°C | 45.6°C | 16.5°C | 15 mm | 24% | 4.1 m/s | 8.6 |
| 2017 | 37.8°C | 30.2°C | 22.5°C | 43.9°C | 14.7°C | 13 mm | 27% | 4 m/s | 8 |
| 2016 | 38.6°C | 30.0°C | 21.4°C | 42.6°C | 15.6°C | 16 mm | 25% | 3.9 m/s | 8.7 |
| 2015 | 39.2°C | 30.4°C | 21.6°C | 43.7°C | 11.8°C | 6 mm | 21% | 4.1 m/s | 8.9 |
| 2014 | 39.2°C | 30.5°C | 21.8°C | 44.1°C | 17.2°C | 4 mm | 21% | 4.1 m/s | 8.8 |
| 2013 | 37.6°C | 29.7°C | 21.8°C | 43.6°C | 16.6°C | 99 mm | 30% | 4.2 m/s | 8 |
| 2012 | 36.2°C | 29.1°C | 21.9°C | 42.3°C | 14.5°C | 84 mm | 38% | 3.5 m/s | 7.2 |
| 2011 | 37.1°C | 29.1°C | 21.1°C | 44.3°C | 16.6°C | 28 mm | 33% | 4 m/s | 8.3 |
| 2010 | 36.9°C | 29.0°C | 21.1°C | 45.1°C | 15.8°C | 78 mm | 34% | 4.1 m/s | 7.6 |
| 2009 | 38.9°C | 30.9°C | 22.9°C | 43.7°C | 16.1°C | 13 mm | 24% | 4.2 m/s | 8.2 |
| 2008 | 37.1°C | 28.8°C | 20.5°C | 42.7°C | 12.9°C | 32 mm | 30% | 3.8 m/s | 8.7 |
| 2007 | 35.7°C | 27.7°C | 19.6°C | 43.0°C | 13.9°C | 30 mm | 28% | 4.1 m/s | 8 |
| 2006 | 37.5°C | 29.3°C | 21.0°C | 41.3°C | 15.8°C | 42 mm | 28% | 3.9 m/s | 8.6 |
| 2005 | 37.6°C | 28.4°C | 19.2°C | 43.6°C | 13.7°C | 14 mm | 22% | 3.9 m/s | 8.6 |
| 2004 | 38.9°C | 30.5°C | 22.1°C | 42.8°C | 15.1°C | 10 mm | 22% | 3.9 m/s | 8.4 |
| 2003 | 40.1°C | 31.0°C | 21.9°C | 44.2°C | 17.3°C | 0 mm | 19% | 4.3 m/s | 8.9 |
| 2002 | 38.2°C | 30.2°C | 22.3°C | 43.7°C | 16.3°C | 38 mm | 27% | 3.8 m/s | 8.5 |
| 2001 | 36.0°C | 27.5°C | 19.1°C | 42.8°C | 14.3°C | 30 mm | 30% | 4 m/s | 8.9 |
| 2000 | 39.5°C | 31.4°C | 23.2°C | 43.5°C | 15.1°C | 19 mm | 24% | 4 m/s | 8.9 |
| 1999 | 36.5°C | 29.2°C | 22.0°C | 41.2°C | 14.5°C | 43 mm | 35% | 4.2 m/s | 7.8 |
| 1998 🌧️ | 35.7°C | 28.3°C | 20.8°C | 40.2°C | 13.3°C | 102 mm | 39% | 3.9 m/s | 7.9 |
| 1997 | 40.2°C | 31.5°C | 22.7°C | 46.7°C | 14.7°C | 5 mm | 20% | 4.2 m/s | 9 |
| 1996 | 36.6°C | 28.6°C | 20.5°C | 41.9°C | 14.7°C | 44 mm | 31% | 4.1 m/s | 8.5 |
| 1995 | 36.6°C | 28.6°C | 20.6°C | 43.6°C | 14.9°C | 35 mm | 30% | 4.3 m/s | 8.3 |
| 1994 | 38.4°C | 30.2°C | 22.0°C | 44.1°C | 18.8°C | 35 mm | 25% | 3.7 m/s | 8.7 |
| 1993 | 38.2°C | 29.9°C | 21.6°C | 43.2°C | 15.7°C | 7 mm | 26% | 4.4 m/s | 8.5 |
| 1992 | 37.0°C | 28.4°C | 19.7°C | 43.8°C | 14.8°C | 5 mm | 23% | 4.3 m/s | 9.1 |
| 1991 | 37.4°C | 29.2°C | 21.0°C | 42.2°C | 15.6°C | 11 mm | 25% | 3.9 m/s | 8.3 |
| 1990 | 39.1°C | 30.1°C | 21.1°C | 45.6°C | 12.2°C | 1 mm | 18% | 4.2 m/s | 8.8 |
| 1989 | 39.1°C | 30.3°C | 21.6°C | 42.8°C | 16.5°C | 1 mm | 20% | 3.7 m/s | 8.8 |
| 1988 ❄️ | 34.9°C | 27.1°C | 19.3°C | 43.5°C | 14.3°C | 93 mm | 35% | 4.3 m/s | 8.2 |
| 1987 | 37.8°C | 29.6°C | 21.5°C | 43.2°C | 12.1°C | 17 mm | 23% | 4 m/s | 8.7 |
| 1986 | 38.6°C | 29.7°C | 20.7°C | 43.4°C | 15.9°C | 1 mm | 18% | 4 m/s | 9.1 |
| 1985 | 37.2°C | 27.9°C | 18.5°C | 43.2°C | 14.2°C | 0 mm | 18% | 4.2 m/s | 9.4 |
| 1984 | 38.0°C | 29.4°C | 20.9°C | 42.5°C | 15.5°C | 10 mm | 22% | 4.2 m/s | 8.3 |
| 1983 | 37.1°C | 29.6°C | 22.0°C | 41.2°C | 15.3°C | 49 mm | 37% | 3.4 m/s | — |
| 1982 | 37.6°C | 29.6°C | 21.6°C | 42.1°C | 14.7°C | 16 mm | 28% | 3.5 m/s | — |
| 1981 | 38.1°C | 29.4°C | 20.6°C | 41.9°C | 15.3°C | 31 mm | 26% | 4.2 m/s | — |
Actual recorded December data for each year, 1981–2025 — sourced from NASA POWER.
The average high in December is around 38.1°C with lows near 21.5°C (mean 29.8°C), based on 45 years of NASA POWER data.
December averages 26 mm of rainfall in Meekatharra, about average for rainfall. The wettest on record was 102 mm in 1998.
The hottest December reached 46.7°C in 1997. The coldest dipped to 11.8°C in 2015.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average December temperatures have risen by about 2°C. Daytime highs moved from 37.6°C to 39.5°C and overnight lows from 20.7°C to 22.9°C over the same span.
December is one of the warmer months of the year in Meekatharra and about average for rainfall, so plan for around 38.1°C daytime highs and 21.5°C at night.
Not quite — December is the 10th coolest month in Meekatharra, averaging 29.8°C.
For December in Meekatharra, pack light, breathable clothing and sun protection, with typical highs of 38.1°C and lows of 21.5°C.
Relative humidity in December averages 26% — relatively dry.
Average wind speed in December is 4 m/s. The windiest December on record averaged 4.4 m/s (1993).
The wettest December on record was 1998 with 102 mm. On average, December sees 26 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 Meekatharra 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.
