Last updated: February 25, 2025
In Parramatta, Australia, December heralds the onset of summer, bringing with it a maximum temperature that can soar to a sweltering 41°C (106°F), while the average hovers around a comfortable 22°C (72°F). Nights can be cooler, with temperatures dipping to a minimum of 12°C (54°F). This month sees an average precipitation of 76 mm (3.0 in) over approximately 10 days, contributing to a humidity level of 68% that adds a touch of mugginess to the warm air. Overall, December in Parramatta is characterized by its intense heat and occasional showers, inviting both locals and visitors to revel in the vibrant summer atmosphere.
In December, Parramatta, Australia, sees a delightful warm-up as the year nears its end. Temperatures typically range from a minimum of 12°C (54°F) to a peak of 41°C (106°F), with an average of around 22°C (72°F). This month marks a transition from the cooler temperatures of spring, as December embraces the height of summer, offering residents and visitors plenty of opportunities to enjoy the outdoors. Interestingly, while the weather can become quite warm, December's conditions are relatively stable compared to the extremes of the following months, making it a pleasant time for gatherings and festive celebrations. With the festive spirit in the air and warm days ahead, December in Parramatta is truly a vibrant and inviting time of year.
In Parramatta, Australia, December marks a transition as the region wraps up the year with 76 mm (3.0 in) of precipitation over 10 days. This amount is slightly lower than the preceding months, yet it reflects a significant increase from the drier autumn months of April and May. As the summer season approaches, December's rainfall contributes to the lush, green landscapes typical of this time of year, creating a vibrant contrast to the more arid winter months. With January often following suit with lower precipitation levels, December serves as a reminder of the region's capacity for rainfall, setting the stage for both refreshing summer showers and the subsequent seasonal shifts. Overall, the month's precipitation plays a crucial role in supporting the local ecosystem, preparing it for the warmer, sunnier days ahead.
In Parramatta, Australia's climatic rhythm reveals a fascinating trend in humidity levels throughout the year. December, with a humidity level of 68%, comfortably sits between the higher humidity peaks of late spring and the drier conditions of late autumn. This month marks a notable decline from the late summer highs, as seen in February's 69%, but it also indicates a gradual increase from the relatively drier October, which recorded 55% humidity. As the year winds down, December's moisture content reflects the lushness of the approaching summer—a reminder that while humidity fluctuates, the essence of Parramatta remains vibrantly alive.
In Parramatta, Australia, December marks the return of extreme UV Index levels, reaching a significant 14, which mirrors the peak values seen in January and February. With a swift burn time of just 10 minutes, this month underscores the urgent need for sun protection as the sun's rays can be particularly intense. Following a slight dip in the autumn months, where the UV Index ranged from 5 to 10, December signals the onset of summer and a more cautious approach to outdoor activities. Visitors and residents alike should remain vigilant about UV exposure during this time. For a detailed overview of UV patterns throughout the year, check out the Parramatta UV Index.
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December in Parramatta, Australia, shines brightly as the sun graces the city with a remarkable 326 hours of glorious sunlight. This month consistently stands out, marking a peak in a year-long trend of increasing daylight hours that begins with the warmer months. Following the 311 hours of sunshine in November, December not only embraces the full splendor of summer but also demonstrates a significant rise as daylight stretches further into the evenings. This trend is evident as the year transitions from the cooler winter months, where sunshine dips to 225 hours in June, gradually climbing throughout spring before reaching this dazzling December peak. With an abundance of sunlight, December invites residents and visitors alike to bask in the warmth and enjoy the vibrant outdoors.
In Parramatta, Australia, the likelihood of sunny weather fluctuates throughout the year, with December presenting a 39% chance of sunshine. This figure is notably higher than the preceding month of November, where the odds drop to a mere 24%. As the year progresses, we observe a distinct trend: the likelihood of sunny days generally increases from the cooler months of June (52%) and July (61%), peaking in the vibrant spring months of August (68%) and September (60%). However, December's chance of sun, while promising, still falls short compared to both April's 67% and May's 58%. This trend suggests that while December may not guarantee endless sunshine, the warmth of the approaching summer can still bring a significant number of bright days.
In Parramatta, Australia, December marks the zenith of daylight, featuring a remarkable 14 hours of sunlight that invites outdoor adventures and celebrations. This extends a trend observed throughout the year, where daylight gradually increases from the shorter days of June. As summer emerges, the brightness of December parallels January, creating a delightful environment for residents and visitors alike. As the months progress from March through November, there's a steady decline in daylight, reaching a low of 9 hours in June. However, the approach of the summer solstice in December rejuvenates the landscape with extended daylight, offering a vibrant contrast to the earlier months. The gradual ebb and flow of daylight not only shapes the rhythm of life in Parramatta but also underscores the beauty of its seasonal transformations.
In December, Parramatta experiences a gentle breeze with an average wind speed of 3.0 m/s (7 mph), marking a slight dip from the previous months while remaining consistent with the early summer warmth. The wind patterns throughout the year reveal a subtle fluctuation; after enjoying a robust average of 3.4 m/s (8 mph) in September, the winds gradually eased, settling into a rhythm of around 3.1 m/s (7 mph) from January to March and returning to a favorable 3.2 m/s (7 mph) in November. This overall trend indicates a seasonal transition, where the cooling effects of late spring lead into a serene yet refreshing summer. Enthusiasts of the outdoors will find this month’s mild winds perfect for all kinds of activities, from leisurely strolls along the riverbanks to more adventurous outings in the sun.
The weather in Parramatta 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 Parramatta and find detailed weather information for every month.
In December, the weather features a comfortable average temperature of 22°C (72°F), with maximum highs reaching up to 41°C (106°F) and a minimum of 12°C (54°F). This month experiences more precipitation, totaling 76 mm (3.0 in), over approximately 10 days, alongside a humidity level of 68%. In contrast, January typically sees a warmer average temperature of 24°C (76°F), with maximum temperatures climbing to 45°C (114°F) while maintaining the same minimum of 12°C (54°F). Rainfall decreases significantly to 37 mm (1.5 in) over about 9 days, and humidity drops slightly to 65%. For more detailed weather information, check out Parramatta weather in January.
In December, the weather is characterized by a minimum temperature of 12°C (54°F) and an average temperature of around 22°C (72°F), with maximums reaching up to 41°C (106°F). The month sees about 76 mm (3.0 in) of precipitation spread over 10 days, accompanied by a humidity level of 68%. In contrast, February experiences slightly milder conditions, with minimum temperatures at 13°C (56°F) and an average of 23°C (74°F), while reaching maximum temperatures of 44°C (111°F). Rainfall increases to 107 mm (4.2 in), occurring over 12 days, and humidity remains comparable at 69%. For more detailed insights, check out Parramatta weather in February.
When comparing the weather in December and March, both months exhibit warm temperatures, but December tends to be slightly hotter with a maximum of 41°C (106°F) compared to March’s 40°C (104°F). The average temperature is relatively similar, with December averaging 22°C (72°F) and March at 21°C (70°F). However, March experiences significantly more rainfall, totaling 153 mm (6.0 in) over approximately 17 days, while December receives 76 mm (3.0 in) over 10 days. Humidity levels are comparable, with December at 68% and March slightly higher at 72%. For more detailed insights, you can check Parramatta weather in March.
When comparing the weather in December and April, it's clear that December experiences warmer temperatures with an average of 22°C (72°F), ranging from a minimum of 12°C (54°F) to a maximum of 41°C (106°F). This warmer month also sees higher precipitation levels at 76 mm (3.0 in) over approximately 10 days, accompanied by a humidity level of 68%. In contrast, April presents a cooler climate with an average temperature of 18°C (65°F), a minimum of 5°C (42°F), and a maximum of 35°C (96°F). It boasts significantly reduced rainfall, totaling 29 mm (1.1 in) over about 6 days, though humidity is slightly higher at 75%. For more detailed information about April weather, you can check Parramatta weather in April.
December and May showcase contrasting weather patterns. December boasts higher temperatures, ranging from a minimum of 12°C (54°F) to a scorching maximum of 41°C (106°F), accompanied by an average of 22°C (72°F). In contrast, May experiences much cooler temperatures, with a minimum of just 1°C (35°F) and a maximum of 27°C (82°F), averaging 15°C (59°F). Additionally, December sees more rainfall with 76 mm (3.0 in) across about 10 days, while May has less precipitation at 42 mm (1.7 in) over 5 days. Despite the lower temperatures, May has slightly higher humidity at 74% compared to December's 68%. For detailed insights, check out Parramatta weather in May.
December and June present contrasting weather experiences. In December, temperatures soar, with average highs reaching 41°C (106°F) and a minimum of 12°C (54°F), creating a hot and humid environment with about 76 mm (3.0 in) of rain over approximately 10 days. In contrast, June enjoys cooler conditions, with an average high of just 23°C (74°F) and a minimum temperature dipping to 3°C (37°F). The month typically sees around 44 mm (1.7 in) of precipitation over 9 days, accompanied by slightly lower humidity at 72%. For more details on the climate specifics, check out Parramatta weather in June.
In December, the weather is significantly warmer compared to July, with average temperatures soaring between a minimum of 12°C (54°F) and a maximum of 41°C (106°F). This month experiences an average precipitation of 76 mm (3.0 in) over about 10 days, creating a humid atmosphere with a consistent humidity level of 68%. In contrast, July sees much cooler temperatures, ranging from a minimum of 0°C (32°F) to a maximum of 26°C (80°F), along with significantly less precipitation of 40 mm (1.6 in) spread over just 4 days. While both months share the same humidity level, July's cooler climate makes it feel much crisper. For more detailed information, check out Parramatta weather in July.
When comparing the weather in December and August, it's clear that December is significantly warmer. December boasts temperatures ranging from a low of 12°C (54°F) to a scorching high of 41°C (106°F), with an average of 22°C (72°F). In contrast, August experiences much cooler temperatures, with a minimum of 1°C (34°F) and a maximum of 27°C (82°F), averaging at 13°C (55°F). Additionally, December has more precipitation, totaling 76 mm (3.0 in) over about 10 days, while August sees only 34 mm (1.3 in) on around 5 days. Humidity levels are similar, with December at 68% and August slightly lower at 67%. For more specific details, check out Parramatta weather in August.
When comparing the weather in December and September, notable differences emerge. December generally experiences warmer temperatures, with minimums around 12°C (54°F) and maximums reaching up to 41°C (106°F), while September has cooler temperatures ranging from 3°C (38°F) to a maxim of 35°C (95°F). In terms of precipitation, December sees more rain with about 76 mm (3.0 in) occurring over an average of 10 days, compared to September's lighter rainfall of 36 mm (1.4 in) over just 6 days. Humidity levels are also slightly higher in December at 68% compared to September's 63%. For further insights on September’s specific weather patterns, you can check out Parramatta weather in September.
When comparing the weather in December and October, it's clear that December tends to be warmer and more humid. December experiences a minimum temperature of 12°C (54°F) and an average high of 41°C (106°F), whereas October sees lower temperatures, with a minimum of 7°C (45°F) and a maximum of 36°C (98°F). Precipitation is slightly higher in December with 76 mm (3.0 in) over 10 days compared to October's 67 mm (2.6 in) across 11 days. Additionally, the humidity in December averages around 68%, compared to October's more comfortable 55%. For more specific insights into the weather during October, you can explore Parramatta weather in October.
December weather shows a slight increase in minimum and average temperatures compared to November, with December's minimum at 12°C (54°F) and average at 22°C (72°F), while November's minimum is 9°C (48°F) and average at 20°C (68°F). Both months experience the same maximum temperature of 41°C (106°F), but December sees a marginal decrease in precipitation, with 76 mm (3.0 in) over 10 days compared to November's 77 mm (3.0 in) over the same duration. Additionally, December has higher humidity at 68% compared to November's 57%. For a detailed look at November weather, check out Parramatta weather in November.
In December, Parramatta experiences a noticeable shift in weather, introducing the warmth of summer with average temperatures reaching 22°C (72°F) while soaring maximums can hit 41°C (106°F). This contrasts sharply with cooler months, bringing a mix of humidity at 68% and an average of 10 days of precipitation, totaling 76 mm (3.0 in). The festive atmosphere is enhanced by these conditions, making December ideal for outdoor activities and celebrations. For more insights on weather patterns, visit Parramatta Climate.