December Weather in Pinjarra, Australia

Last updated: February 25, 2025

December in Pinjarra, Australia brings a vibrant tapestry of summer weather, with maximum temperatures soaring up to 38°C (100°F) and an average warmth of 22°C (71°F). Nights can be cool, revealing a minimum temperature of 9°C (48°F), creating a pleasant contrast. While the month sees only 10 mm (0.4 in) of rainfall across two days, the humidity maintains a comfortable 53%, making it an ideal time for outdoor activities and enjoying the rustic beauty of the region.

December Temperature in Pinjarra

In December, Pinjarra, Australia begins to embrace the heights of summer, marked by minimum temperatures around 9°C (48°F) and soaring maximums reaching as high as 38°C (100°F). The average temperature of 22°C (71°F) provides a warm foundation, perfect for outdoor activities and enjoying the vibrant local scenery. As the month progresses, the warmth intensifies, signaling a noticeable upward trend in both daytime heat and evening comfort compared to previous months. This gradual rise contrasts sharply with the cooler temperatures of June and July, making December an ideal time for visitors and residents alike to revel in the sun-soaked days and balmy nights. With such a delightful climate, December truly sets the stage for a lively summer season in Pinjarra.

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

The chart illustrates December temperature patterns in Pinjarra, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec737371666158575658616571
Data source: Temperature data for Pinjarra 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 Pinjarra

In December, Pinjarra experiences a notable decline in precipitation, with only 10 mm (0.4 in) of rainfall recorded over just 2 days. This marks the tail end of the wet season, as the region transitions from the heavier rains of the mid-year months, peaking in July with 139 mm (5.5 in). Following the abundant rains earlier in the year—particularly in May and June, which see averages of 71 mm (2.8 in) and 119 mm (4.7 in), respectively—December's relatively dry conditions signal the approach of warmer months. Thus, while winter provides ample moisture, December's stark reduction in both volume and frequency of precipitation illustrates the seasonal shift towards hotter, drier days in Pinjarra.

December Precipitation Trends in Pinjarra

The chart displays monthly precipitation patterns in Pinjarra, 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.
JanFebMarAprMayJunJulAugSepOctNovDec175125267111913910853412410
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Pinjarra

In Pinjarra, Australia, December brings a moderate humidity level of 53%, marking a notable decline from the higher moisture levels observed in mid-year. The year begins with relatively low humidity, peaking in June and July at 77%, creating a humid winter environment. Following this peak, humidity gradually decreases, with a steady decline noted as spring unfolds, culminating in the crisp air of December. This monthly trend suggests that as the year transitions from warmer months to cooler ones, the air becomes less humid, making December a refreshing reprieve compared to the preceding months.

December Average Humidity in Pinjarra

This chart illustrates the average monthly humidity levels in Pinjarra, 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.
JanFebMarAprMayJunJulAugSepOctNovDec53%55%59%70%72%77%77%75%71%63%56%53%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Pinjarra

In December, Pinjarra, Australia, experiences its peak UV Index of 14, placing it in the extreme exposure category, similar to January and February. This intensity means that residents and visitors should only expect to be safe from sunburn for around 10 minutes without protection. As the seasons transition from spring to summer, the UV Index escalates sharply, with December mirroring the high values observed at the beginning of the year. Notably, the trend shows a consistent pattern of extreme UV levels in the early summer months, prompting the necessity for diligent sun safety practices. For detailed weekly updates and forecasts, check out Pinjarra UV Index.

Maximum UV Index Levels in Pinjarra for December

The chart shows the monthly maximum UV Index (UVI) for Pinjarra 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.
JanFebMarAprMayJunJulAugSepOctNovDec141411854468101314
Data source: Pinjarra 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 Pinjarra

In December, Pinjarra, Australia, basks in a radiant 383 hours of sunshine, marking it as the sunniest month of the year. This bright month is a stark contrast to the cooler winter months, where sunlight dips below 275 hours. A clear upward trend in sunlight emerges as the year progresses, with December's bask of light building on the momentum from the robust 350 hours in November. The shift from October's 325 hours to December's peak showcases a remarkable increase, offering residents and visitors alike the perfect backdrop for festive celebrations and outdoor adventures. With sunshine steadily climbing since winter's end, December epitomizes the joy of summer in this charming Australian town.

Monthly Sunshine Duration in Pinjarra: December Highlighted

The December sunshine duration represents the total number of hours Pinjarra 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.
JanFebMarAprMayJunJulAugSepOctNovDec311h317h322h288h275h259h268h284h294h325h350h383h
Data source: Pinjarra December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Pinjarra During December

In Pinjarra, Australia, December boasts an impressive 77% chance of sunny weather, making it one of the sunniest months of the year. This increase in sunshine follows a notable trend as the year progresses: after a dip in May and a relatively overcast winter, the likelihood of sunny days begins to climb steadily from September onward. While January kicks off the year with a robust 76%, December stands out as the peak, hinting at the delightful summer days ahead. This makes December an ideal time for outdoor activities, as residents and visitors alike can look forward to enjoying the warmth and brightness of this vibrant month.

Percentage of Sunny Days in December in Pinjarra

The chart illustrates the percentage of sunny days in Pinjarra 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 Pinjarra experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec76%71%58%53%40%49%38%54%64%48%64%77%
Data source: Pinjarra December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Pinjarra in December

In Pinjarra, Australia, the variation in daylight duration throughout the year reveals a distinct seasonal pattern. December shines bright with 14 hours of daylight, mirroring the long days of January. As summer approaches, the hours gradually decrease, with February offering 13 hours, before dipping to 12 hours in March. This trend continues into the cooler months, with daylight shortening to 10 hours from May through August. As spring arrives in September, daylight begins to lengthen again, reaching 11 hours and slowly climbing back to 12 hours in October and 13 hours in November. The cyclical nature of daylight in Pinjarra not only highlights the region's climatic changes but also invites residents and visitors alike to embrace the outdoor activities that the bright summer days bring.

Average Daylight Hours in Pinjarra for December

The chart illustrates the variation in daylight duration in Pinjarra throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec14h13h 14m12h 15m11h 15m10h 25m10h 1m10h 13m10h 56m11h 53m12h 53m13h 46m14h 14m
Data source: Pinjarra daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Pinjarra

As December arrives in Pinjarra, Australia, the wind picks up slightly, with an average speed of 5.4 m/s (12 mph), marking a notable shift as the year draws to a close. This month's winds remain consistent with the preceding few months, reflecting a gentle decline from the summer highs of January and July, where wind speeds peaked at 5.8 m/s (13 mph) and 6.1 m/s (14 mph) respectively. While March experiences the softest breezes at 4.3 m/s (10 mph), December's moderate gusts create a refreshing yet accessible atmosphere, hinting at the gradual cooling of the season. This subtle ebb and flow of wind speeds not only highlights the shift from the warmth of summer to the cooler autumn, but also adds a dynamic element to the landscape, inviting residents and visitors alike to enjoy the natural beauty of Pinjarra during this enchanting time of year.

Average December Wind Speed in Pinjarra

The chart displays monthly wind speed patterns in Pinjarra, 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.
JanFebMarAprMayJunJulAugSepOctNovDec5.85.54.33.94.14.46.14.74.44.64.95.4 m/s
Data source: Pinjarra December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Pinjarra Compares to Other Months

The weather in Pinjarra 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 Pinjarra and find detailed weather information for every month.

In comparing the weather between December and January, January presents slightly warmer temperatures overall, with a minimum of 11°C (52°F) and an average of 23°C (73°F), compared to December's minimum of 9°C (48°F) and average of 22°C (71°F). While December experiences higher maximum temperatures at 38°C (100°F), January peaks at 36°C (96°F). Precipitation in January is more significant at 17 mm (0.7 in) but occurs on no days, contrasting with December's 10 mm (0.4 in) over two days. Humidity remains relatively stable, at 52% in January and 53% in December. For more details, you can check Pinjarra weather in January.

In December, temperatures range from a minimum of 9°C (48°F) to a maximum of 38°C (100°F), with an average temperature of 22°C (71°F). The month experiences minimal precipitation, totaling just 10 mm (0.4 in) over 2 days, and a relative humidity of 53%. In contrast, February shows slightly milder temperatures, with a minimum of 12°C (53°F), an average of 23°C (73°F), and a maximum of 35°C (95°F). However, February is noticeably wetter, receiving 51 mm (2.0 in) of rainfall over 3 days, accompanied by a slightly higher humidity level of 55%. For more detailed information, check Pinjarra weather in February.

In December, the weather is characterized by a warm climate with temperatures ranging from a minimum of 9°C (48°F) to a maximum of 38°C (100°F), providing an average temperature of 22°C (71°F). This month experiences relatively low precipitation, with only 10 mm (0.4 in) recorded over 2 days and humidity at 53%.

Conversely, March brings slightly cooler temperatures, with a minimum of 10°C (51°F) and a maximum of 34°C (93°F), while still maintaining the same average temperature of 22°C (71°F). Rainfall increases in March, accumulating to 25 mm (1.0 in) over 4 days, and humidity also rises to 59%. For more detailed insights on the weather during this time, you can check Pinjarra weather in March.

In December, temperatures tend to be warmer with a minimum of 9°C (48°F) and an average peak of 22°C (71°F), reaching highs of up to 38°C (100°F). The month experiences only slight precipitation, averaging 10 mm (0.4 in) over just two days, with humidity around 53%. In contrast, April brings cooler weather, with minimum temperatures at 8°C (47°F) and an average of 19°C (66°F). While April sees a drop in maximum temperatures to 33°C (91°F), it also experiences increased rainfall, totaling 26 mm (1.0 in) over the same number of days, and higher humidity levels at 70%. For more detailed insights on April weather, check Pinjarra weather in April.

When comparing the weather in December and May, significant differences emerge. December tends to be warmer, with a minimum temperature of 9°C (48°F) and an average high of 38°C (100°F), while May sees cooler temperatures, ranging from a minimum of 6°C (44°F) to an average maximum of 26°C (80°F). Additionally, December experiences much less precipitation, with only 10 mm (0.4 in) over about 2 days, contrasting sharply with May's 71 mm (2.8 in) spread across 8 days of rain. Humidity levels also vary, with December at 53% and May rising to 72%. For a detailed look at the weather in May, you can refer to Pinjarra weather in May.

In December, the weather tends to be much warmer, with temperatures ranging from a minimum of 9°C (48°F) to a maximum of 38°C (100°F) and an average of 22°C (71°F). The precipitation during this month is quite low, at only 10 mm (0.4 in) over just 2 days, and the humidity sits at a moderate 53%. In contrast, June brings cooler temperatures, with a minimum of 6°C (44°F), an average of 14°C (58°F), and a maximum of 23°C (74°F). The month is significantly wetter, with total precipitation reaching 119 mm (4.7 in) over 12 days, and humidity levels rising to a more humid 77%. For more detailed information on June weather, you can visit Pinjarra weather in June.

In December, the weather is considerably warmer, with temperatures ranging from a minimum of 9°C (48°F) to a maximum of 38°C (100°F) and an average of 22°C (71°F). This month experiences low precipitation, with only 10 mm (0.4 in) recorded over just 2 days and a humidity level of 53%. In contrast, July brings cooler conditions, with temperatures that range from a minimum of 7°C (44°F) to a maximum of 21°C (71°F), averaging at 14°C (57°F). This month is also much wetter, receiving 139 mm (5.5 in) of precipitation over 17 days, coupled with higher humidity at 77%. For more detailed information, check Pinjarra weather in July.

The weather in December offers significantly warmer temperatures compared to August, with December experiencing a minimum of 9°C (48°F) and a maximum of 38°C (100°F), while August sees cooler temperatures ranging from a minimum of 6°C (43°F) to a maximum of 23°C (74°F). In December, there is minimal precipitation at just 10 mm (0.4 in) over two days, contributing to a drier atmosphere with a humidity level of 53%. In contrast, August is much wetter, receiving 108 mm (4.2 in) of rainfall across 12 days, resulting in higher humidity levels of 75%. For a detailed look at weather patterns in August, you can explore Pinjarra weather in August.

In December, the weather is noticeably warmer than in September, with temperatures ranging from a minimum of 9°C (48°F) to a maximum of 38°C (100°F), compared to September's range of 5°C (42°F) to 26°C (78°F). While December experiences relatively low precipitation at just 10 mm (0.4 in) over 2 days, September sees significantly more rainfall, totaling 53 mm (2.1 in) across 9 days. Additionally, the humidity is higher in September, sitting at 71%, compared to December's 53%. For a detailed look at September's weather patterns, you can check out Pinjarra weather in September.

December weather is generally warmer and drier compared to October, with average temperatures ranging from a minimum of 9°C (48°F) to a maximum of 38°C (100°F), while October experiences cooler temperatures, averaging between 6°C (43°F) and 31°C (87°F). Additionally, December sees significantly less precipitation, with only 10 mm (0.4 in) over just 2 days, compared to October's 41 mm (1.6 in) spread across 7 days. This results in lower humidity levels in December at 53%, compared to October’s higher humidity at 63%. For more details on October's weather, visit Pinjarra weather in October.

In December, temperatures in Pinjarra generally range from a minimum of 9°C (48°F) to a maximum of 38°C (100°F), providing an average of 22°C (71°F). This month experiences less rainfall compared to November, with only 10 mm (0.4 in) of precipitation over 2 days, resulting in a slightly lower humidity level of 53%. In contrast, November sees slightly cooler temperatures, with a minimum of 8°C (47°F) and a maximum of 35°C (95°F), alongside more substantial rainfall totaling 24 mm (0.9 in) over 3 days, leading to a higher humidity of 56%. For a detailed look at the weather during November, you can visit Pinjarra weather in November.

Compare Pinjarra's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Pinjarra

December in Pinjarra welcomes the summer heat with vibrant temperatures soaring up to 38°C (100°F), making it noticeably warmer than the preceding months. The average temperature sits pleasantly at 22°C (71°F), offering a delightful respite during the daytime. While rainfall is relatively sparse, with just 10 mm spread across two days, the 53% humidity can create a warm and sticky atmosphere. This combination of warmth and occasional rain sets December apart from the milder and often wetter months that precede it, defining the start of the sun-soaked season. For a deeper dive into what to expect throughout the year, check out Pinjarra Climate.