December Weather in Kalgoorlie, Australia

Last updated: February 25, 2025

December in Kalgoorlie, Australia showcases a stark contrast in temperatures, with soaring maximums reaching 44°C (111°F) while cooling off to a chilly 9°C (49°F) at night. The month boasts an average temperature of 26°C (79°F), making it a warm and inviting time for outdoor activities. Rainfall is scarce, with only 6 mm (0.2 in) of precipitation recorded over a single day, and the humidity stays relatively low at 34%, ensuring sunny, dry conditions. This unique climate invites visitors to enjoy the vibrant landscape and local attractions during the summer heat.

December Temperature in Kalgoorlie

In Kalgoorlie, Australia, December ushers in the intense warmth of summer, with temperatures reflecting a significant upward trend from the cooler months. Typically, the month sees a minimum temperature of 9°C (49°F) and an average of 26°C (79°F), climbing to a maximum of 44°C (111°F). This progression mirrors the steady increase evident from the previous months, as Kalgoorlie transitions from mild conditions to the sweltering heat characteristic of its summer season. With December marking a pivotal point, the region's climate reveals a vibrant landscape, balancing between the fresh night air and the blazing daytime sun, inviting both adventure and respite under its brilliant Australian sky.

December Weather in Kalgoorlie: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Kalgoorlie, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec807775685954535561677278
Data source: Temperature data for Kalgoorlie generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

December Precipitation in Kalgoorlie

In December, Kalgoorlie experiences a notable dip in precipitation, receiving only 6 mm (0.2 in) of rain over just 1 day. This marks a continuation of the trend toward drier conditions as the year winds down, following a slight uptick in rainfall during the spring months. In contrast to the wetter months of February and November, which each saw more substantial rainfall, December's minimal precipitation highlights the region's characteristic arid climate. With a mere sprinkle before the arrival of summer, the stark decrease in both the amount of rain and rainy days underscores the overall dry pattern that defines Kalgoorlie's December weather, reinforcing its reputation as one of Australia's drier locales.

December Precipitation Trends in Kalgoorlie

The chart displays monthly precipitation patterns in Kalgoorlie, with values for each month alongside December's data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how December's conditions compare to those of other months.
JanFebMarAprMayJunJulAugSepOctNovDec194131816211318518256
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Kalgoorlie

In Kalgoorlie, Australia, December wraps up the year with a humidity level of 34%, mirroring the drier conditions seen in both January and October. This month marks a notable point in the trend, as it signals a decline from the peak humidity of 76% experienced in June. Following a gradual increase from the cooler months, December's humidity dips back down, showcasing the desert climate's characteristic fluctuations. With values consistently above 60% from April through July, December reflects a return to the more arid conditions typical of the summer months, setting the stage for the warm, dry season ahead.

December Average Humidity in Kalgoorlie

This chart illustrates the average monthly humidity levels in Kalgoorlie, with December's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how December's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec36%46%50%63%70%76%72%59%48%36%34%34%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Kalgoorlie

In Kalgoorlie, Australia, December brings an extreme UV Index of 15, matching the intensity seen in the preceding summer months of January and February. This trend of elevated UV levels continues through the spring and into late autumn, with extreme ratings persistently present in October and November. The burn time remains notably short at just 10 minutes, urging residents and visitors alike to take necessary precautions when enjoying the outdoors. As we move through the year, the UV Index experiences fluctuations, dipping to a moderate level of 4 in June before rising again, but December stands out as a peak period for sun exposure. For more detailed information on UV levels throughout the year, check out the Kalgoorlie UV Index.

Maximum UV Index Levels in Kalgoorlie for December

The chart shows the monthly maximum UV Index (UVI) for Kalgoorlie in December, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec151513964579111315
Data source: Kalgoorlie December UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

December Sunshine in Kalgoorlie

December in Kalgoorlie, Australia, shines brighter than any other month, with an impressive 373 hours of sunshine that herald the arrival of summer. This striking increase in sunlit days is a delightful culmination of the year's trends, showcasing a consistent upward trajectory from the colder months. Notably, the sunshine hours grow from 250 hours in June to nearly a staggering 100 more hours by year’s end. With each passing month, sunlight steadily climbs, peaking in December, making it the perfect time for outdoor adventures and sun-soaked activities. This vibrant finale to the year invites locals and visitors alike to bask in the warmth and radiance that Kalgoorlie so generously offers.

Monthly Sunshine Duration in Kalgoorlie: December Highlighted

The December sunshine duration represents the total number of hours Kalgoorlie experiences direct sunlight during the month of December, excluding cloudy or obstructed periods. This chart compares the sunshine duration of December with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec297h291h313h285h275h250h270h286h298h332h346h373h
Data source: Kalgoorlie December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Kalgoorlie During December

As the year winds down, December in Kalgoorlie, Australia, shines brightly with a remarkable 85% chance of sunny weather. This peak in sunshine marks a significant uptick from the earlier months, reflecting a trend of increasing clarity as summer approaches. Notably, December stands out, eclipsing the averages of preceding months like November (67%) and even outperforming the typically sunny August and September, which saw chances of 77% and 76% respectively. This sunny disposition not only invites outdoor festivities but also underscores the allure of Kalgoorlie's climate as visitors seek the warmth and brightness of the Australian summer.

Percentage of Sunny Days in December in Kalgoorlie

The chart illustrates the percentage of sunny days in Kalgoorlie throughout the year, with December highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Kalgoorlie experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec68%66%65%62%51%54%50%77%76%71%67%85%
Data source: Kalgoorlie December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Kalgoorlie in December

In Kalgoorlie, Australia, the daylight duration showcases a fascinating ebb and flow throughout the year. Starting the year with a commanding 13 hours of light in both January and February, the duration gradually decreases to 11 hours by April. As winter approaches, the days shorten further to a consistent 10 hours from June through July. However, as spring emerges, daylight begins to reclaim its dominance, climbing back to 11 hours in August and September. The transition into October heralds a resurgence, with daylight extending to 12 hours. Notably, December shines the brightest, boasting an impressive 14 hours of daylight, marking it as not only the longest day of the year but also a jubilant celebration of the Australian summer's vitality.

Average Daylight Hours in Kalgoorlie for December

The chart illustrates the variation in daylight duration in Kalgoorlie throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec13h 52m13h 9m12h 14m11h 18m10h 32m10h 10m10h 21m11h 1m11h 54m12h 50m13h 39m14h 5m
Data source: Kalgoorlie daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Kalgoorlie

As December unfolds in Kalgoorlie, Australia, the average wind speed picks up slightly to 5.9 m/s (13 mph), signaling the approach of summer. This month shows a noticeable uptick compared to the slower winds of the mid-year months, where June recorded just 4.0 m/s (9 mph). Transitioning from the cooler winter months, December’s winds reflect a gradual resurgence, consistent with the overall trend of rising speeds towards the year's end. Following October and November's steadier winds at 5.5 m/s (12 mph), December adds a refreshing gustiness, inviting both locals and visitors to embrace the vibrant outdoor experiences that this time of year offers.

Average December Wind Speed in Kalgoorlie

The chart displays monthly wind speed patterns in Kalgoorlie, with values for each month shown alongside December's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how December's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec6.55.74.84.64.44.05.64.65.15.55.55.9 m/s
Data source: Kalgoorlie December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Kalgoorlie Compares to Other Months

The weather in Kalgoorlie changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of December's weather with other months, highlighting differences in temperature, precipitation, and other key factors. Click on each section to discover seasonal trends in Kalgoorlie and find detailed weather information for every month.

In December, weather in Kalgoorlie typically ranges from a minimum of 9°C (49°F) to a maximum of 44°C (111°F), with an average temperature of 26°C (79°F). The month experiences very little precipitation, with only 6 mm (0.2 in) falling on just one day and humidity averaging around 34%. In contrast, January sees slightly warmer conditions, with minimum temperatures rising to 12°C (54°F) and maximums reaching up to 45°C (113°F), while the average temperature increases to 27°C (80°F). The month is also wetter, recording 19 mm (0.7 in) of precipitation over three days, and humidity levels increase modestly to 36%. For more detailed information, check out the Kalgoorlie weather in January.

December and February in Kalgoorlie showcase distinct weather patterns. In December, temperatures range from a minimum of 9°C (49°F) to a scorching maximum of 44°C (111°F), with an average temperature of 26°C (79°F) and minimal precipitation of just 6 mm (0.2 in) occurring over only one day. The humidity level is relatively low at 34%. In contrast, February experiences slightly higher minimum temperatures at 11°C (53°F) and a similar average of 25°C (78°F); however, the maximum temperature dips to 43°C (109°F). Notably, February sees a significant increase in precipitation, with 41 mm (1.6 in) over six days, leading to higher humidity levels at 46%. For more details on February weather in Kalgoorlie, check out Kalgoorlie weather in February.

In December, Kalgoorlie experiences warmer weather with average temperatures peaking at 26°C (79°F) and maximums reaching up to 44°C (111°F). The month features minimal precipitation, only 6 mm (0.2 in) over just one day, and lower humidity at 34%. In contrast, March sees slightly cooler average temperatures of 24°C (75°F) while still hitting highs of 44°C (111°F). The precipitation increases to 31 mm (1.2 in) over three days, resulting in higher humidity levels at 50%. For more details, you can check out Kalgoorlie weather in March.

In December, the weather in Kalgoorlie is marked by higher temperatures, with a minimum of 9°C (49°F) and an average of 26°C (79°F), peaking at a scorching 44°C (111°F). The humidity is relatively low at 34%, and there is minimal precipitation, averaging only 6 mm (0.2 inches) over just one day. In contrast, April brings cooler temperatures, with a minimum of 6°C (43°F) and an average of 20°C (69°F), with a maximum of 38°C (101°F). The humidity rises significantly to 63%, and rainfall slightly increases to 7 mm (0.3 inches) over the same one day. For more information on Kalgoorlie's April weather, visit Kalgoorlie weather in April.

December weather in Kalgoorlie is characterized by high temperatures, with a minimum of 9°C (49°F) and an average of 26°C (79°F), reaching up to a scorching 44°C (111°F). The month experiences very low precipitation, averaging only 6 mm (0.2 in) over a single day, coupled with a humidity level of 34%. In contrast, May features much cooler temperatures, with a minimum of 2°C (36°F) and an average of 15°C (59°F), peaking at 32°C (89°F). The precipitation increases to 16 mm (0.6 in), also over one day, and the humidity rises significantly to 70%. For a deeper insight into the weather specifics for Kalgoorlie during May, you can visit Kalgoorlie weather in May.

December and June present two contrasting weather experiences. In December, temperatures soar, with lows around 9°C (49°F) and highs reaching as high as 44°C (111°F), making it a hot and dry month with only 6 mm of precipitation over just one day and a humidity level of 34%. In stark contrast, June features much cooler temperatures, with a minimum of 1°C (34°F) and a maximum of 28°C (83°F). This month is also wetter, recording 21 mm of precipitation over four days and significantly higher humidity at 76%. For a closer look at weather specifics, check out Kalgoorlie weather in June.

In December, the weather in Kalgoorlie is characterized by much higher temperatures, with a minimum of 9°C (49°F) and soaring to a maximum of 44°C (111°F), averaging around 26°C (79°F). The humidity is relatively low at 34%, and precipitation is minimal, averaging just 6 mm (0.2 in) over the entire month, occurring on only one day. In contrast, July experiences cooler temperatures, with a minimum of 1°C (34°F) and a maximum of 25°C (77°F), averaging 12°C (53°F). July also sees higher humidity at 72% and increased precipitation of 13 mm (0.5 in) over two days. For more details on the conditions in July, visit Kalgoorlie weather in July.

The weather comparison between December and August reveals striking differences in temperature and humidity patterns. December experiences much higher temperatures, with a minimum of 9°C (49°F) and a scorching maximum of 44°C (111°F), while August sees cooler conditions with a minimum of just 1°C (35°F) and a maximum of 32°C (90°F). In terms of precipitation, December is relatively dry with only 6 mm (0.2 in) spread over just one day, whereas August is wetter, receiving 18 mm (0.7 in) over four days. Additionally, the humidity in December is notably lower at 34%, compared to a higher average of 59% in August. For more detailed insights on August weather patterns, you can visit Kalgoorlie weather in August.

December and September exhibit significant differences in weather patterns. In December, temperatures soar, with a minimum of 9°C (49°F) and a scorching maximum reaching 44°C (111°F), resulting in an average temperature of 26°C (79°F). In contrast, September sees much cooler weather, with temperatures ranging from a minimum of 1°C (34°F) to a maximum of 35°C (95°F) and an average of 16°C (62°F). Both months experience minimal precipitation, with December receiving 6 mm (0.2 in) over just one day and September slightly less at 5 mm (0.2 in) on the same number of days. Additionally, humidity is lower in December at 34% compared to September's 48%. For more detailed information on September weather, you can visit Kalgoorlie weather in September.

In December, the weather in Kalgoorlie is considerably warmer than in October, with a minimum temperature of 9°C (49°F) compared to October's 4°C (39°F). The average temperature rises significantly to 26°C (79°F) in December, while October sees a cooler average of 19°C (67°F). Additionally, December features fewer precipitation days, with only 1 day of rain and a mere 6 mm (0.2 in) of precipitation, contrasting with October's 3 days of rain and 18 mm (0.7 in). Both months maintain similar humidity levels, with December at 34% and October slightly higher at 36%. For more details, you can check Kalgoorlie weather in October.

December weather in Kalgoorlie shows a noticeable increase in average temperatures, with daytime highs reaching up to 44°C (111°F) compared to November's peak of 45°C (113°F). While both months experience similar humidity levels at 34%, December is characterized by significantly less precipitation, recording only 6 mm (0.2 in) over just one day, whereas November sees more rain, totaling 24 mm (1.0 in) across three days. This makes December generally drier and hotter, creating a stark contrast to the slightly cooler and wetter conditions in November. For more detailed insights, you can check Kalgoorlie weather in November.

Compare Kalgoorlie's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Kalgoorlie

In December, Kalgoorlie experiences a significant shift in weather, characterized by much warmer temperatures compared to other months. The daytime heat can soar to stifling highs, reaching up to 44°C (111°F), while nights remain comfortably cool. With just a single day of light precipitation and humidity levels hovering around 34%, the air feels dry and hot, marking a dramatic contrast to the more temperate conditions found in other seasons. For a comprehensive look at the weather patterns throughout the year, be sure to check out Kalgoorlie Climate.