December Weather in Derby, Australia

Last updated: February 26, 2025

Experience the tropical climate of Derby, Australia, in December, where temperatures can soar to a maximum of 43°C (109°F), with an average hovering around 31°C (88°F). Nighttime brings a minimum of 23°C (74°F), ensuring warm evenings for outdoor activities. This month witnesses 146 mm (5.7 in) of rainfall spread over just 7 days, contributing to a humidity level of 68% that enhances the sultry atmosphere. Whether you're exploring the stunning landscapes or relaxing by the water, Derby's December weather provides a vibrant backdrop for an unforgettable adventure.

December Temperature in Derby

In December, Derby, Australia experiences a warm embrace from summer, with temperatures reflecting a vibrant blend of heat and humidity. The month kicks off with a minimum of 23°C (74°F), setting the stage for an average high of 31°C (88°F), while the mercury can soar up to a blistering 43°C (109°F). This pattern of increasing warmth mirrors the trend seen throughout the year, where temperatures gradually ramp up from the cooler months toward the peak summer. As the year draws to a close, December’s soaring highs mark it as one of the hottest months, inviting outdoor activities and beach outings, albeit with a need for hydration and sun protection. With its tropical climate, December stands out as a vivid reminder of Australia's sun-soaked charm.

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

The chart illustrates December temperature patterns in Derby, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec868586867975747581858888
Data source: Temperature data for Derby generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

December Precipitation in Derby

In December, Derby, Australia experiences a significant uptick in precipitation, with the month receiving 146 mm (5.7 in) of rain over 7 days. This marks a notable increase compared to the nearly dry winter months preceding it, where rainfall was virtually absent from June to November. The increase in precipitation towards the end of the year indicates a transition into the wet season, setting a foundation for summer growth. After the arid and parched months of mid-year, December’s rain rejuvenates the landscape and replenishes local water sources, highlighting the stark contrast in Derby's climate throughout the year.

December Precipitation Trends in Derby

The chart displays monthly precipitation patterns in Derby, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2271871331224100018146
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Derby

In Derby, Australia, December marks a notable shift as humidity levels begin to rise again following the drier winter months. Starting at a low of 37% in July, the humidity gradually increases, culminating in December's 68%, providing a refreshing contrast to the preceding cooler season. This upward trend throughout spring signifies a return of moisture, setting the stage for the warmer, more humid summer months ahead. Interestingly, December's humidity is significantly lower than the peak levels typically seen in the preceding summer months, such as January's impressive 81%. Overall, December's humidity signals a transitional phase, bridging the gap between the cool dryness of winter and the impending warmth of summer in Derby.

December Average Humidity in Derby

This chart illustrates the average monthly humidity levels in Derby, 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.
JanFebMarAprMayJunJulAugSepOctNovDec81%86%84%75%59%41%37%43%43%50%57%68%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Derby

In December, Derby, Australia, continues to experience a notably high UV Index of 15, categorized as extreme, making sun protection essential with a burn time of just 10 minutes. This trend reflects a consistent pattern observed from January to November, where the UV Index remained exceptionally high, peaking at 16 in the peak summer months. Notably, even as we transition towards the end of the year, the UV levels remain intense, urging residents and visitors to remain vigilant against sun exposure. To ensure safety, it's crucial to take precautions, particularly during these months. For more details, visit Derby UV Index.

Maximum UV Index Levels in Derby for December

The chart shows the monthly maximum UV Index (UVI) for Derby 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.
JanFebMarAprMayJunJulAugSepOctNovDec161616139891114151615
Data source: Derby 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 Derby

In Derby, Australia, December shines brightly, wrapping up the year with an impressive 323 hours of sunshine. This month stands out as one of the sunniest, following a remarkable trend of increasing daylight hours as the year progresses. From a modest 240 hours in January, sunshine steadily climbs, peaking in October with 334 hours. Although December slightly dips from that peak, it still maintains a vibrant glow, ensuring that the holiday season enjoys ample sunshine. As the year comes to a close, Derby's delightful December serves as a fitting finale to a year filled with abundant light, a true testament to the region’s sunny charm.

Monthly Sunshine Duration in Derby: December Highlighted

The December sunshine duration represents the total number of hours Derby 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.
JanFebMarAprMayJunJulAugSepOctNovDec240h277h301h298h296h287h301h312h314h334h328h323h
Data source: Derby December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Derby During December

In December, Derby, Australia, enjoys a 59% likelihood of sunny weather, reflecting a slight dip from the vibrant conditions of the preceding months. This month transitions from the warmer springtime climates, where sunshine is more abundant, peaking at 86% in August and steadily maintaining high percentages through to November. The pattern suggests a gradual decrease as the year draws to a close, yet December still offers a respectable chance of sunshine compared to the earlier months, making it a favorable time for outdoor activities amidst the beauty of the Australian summer. With a blend of warm temperatures and moderate sun exposure, December remains a delightful month to soak up the sun, even as the likelihood of sunny days begins to shift.

Percentage of Sunny Days in December in Derby

The chart illustrates the percentage of sunny days in Derby 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 Derby experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec37%26%41%71%83%56%66%86%85%80%77%59%
Data source: Derby December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Derby in December

In Derby, Australia, December marks a return to longer days, with daylight stretching to a generous 13 hours. This increase mirrors January's sunlight as the year kicks off with peak brightness. However, as the seasons transition into autumn from March to May, daylight gradually wanes to 11 hours. This trend of reduced daylight persists through the winter months of June and July before stabilizing at 11 hours for the remainder of the year. As spring arrives in October and November, the hours of sunlight begin to rise again, culminating in another bright December, reinforcing the cyclical nature of daylight throughout the year in this vibrant region.

Average Daylight Hours in Derby for December

The chart illustrates the variation in daylight duration in Derby throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec13h 1m12h 38m12h 10m11h 40m11h 17m11h 5m11h 11m11h 31m11h 59m12h 28m12h 54m13h 7m
Data source: Derby daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Derby

As December settles in Derby, Australia, the winds pick up, with an average speed of 5.4 m/s (12 mph), marking a notable increase compared to the preceding months. This upward trend in wind speeds during the final month of the year contrasts with the generally milder conditions experienced earlier, particularly in May, when the winds dipped to 3.6 m/s (8 mph). With summer on the horizon, December not only ushers in warmer temperatures but also invigorates the coastal landscapes with breezier conditions. Overall, the transition through the months reveals a seasonal rhythm, culminating in December's lively gusts that promise to sweep across the region, bringing both energy and a refreshing change.

Average December Wind Speed in Derby

The chart displays monthly wind speed patterns in Derby, 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.
JanFebMarAprMayJunJulAugSepOctNovDec4.64.03.94.03.64.93.94.54.44.64.85.4 m/s
Data source: Derby December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Derby Compares to Other Months

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

December and January exhibit notable differences in weather patterns. In December, temperatures range from a minimum of 23°C (74°F) to a maximum of 43°C (109°F), with an average of 31°C (88°F) and relatively moderate precipitation of 146 mm (5.7 in) over 7 days. In contrast, January experiences slightly warmer temperatures, with a minimum of 24°C (76°F) and a maximum of 40°C (104°F), averaging 30°C (86°F). However, it sees a significant increase in rainfall, totaling 227 mm (8.9 in) over 12 days and higher humidity at 81%. For more detailed insights, check out Derby weather in January.

When comparing the weather in December and February, December tends to be slightly warmer with an average temperature of 31°C (88°F) and maximum temperatures reaching up to 43°C (109°F). In contrast, February has a slightly lower average temperature of 30°C (85°F) and maximum temperatures peaking at 38°C (100°F). However, February sees higher levels of precipitation, with 187 mm (7.3 in) falling over 11 days, compared to December's 146 mm (5.7 in) over 7 days. Additionally, February has increased humidity levels at 86%, compared to December's 68%. For more specific insights on February weather, you can check Derby weather in February.

In December, the weather is typically hotter, with maximum temperatures reaching up to 43°C (109°F) and an average of 31°C (88°F). The month experiences significant humidity at 68% and receives considerable rainfall, totaling 146 mm (5.7 in) over about 7 days. In contrast, March sees slightly cooler temperatures, peaking at 39°C (102°F) and an average of 30°C (86°F). Although the precipitation is a bit lower at 133 mm (5.2 in), March has slightly higher humidity, averaging 84%, and sees rain on about 8 days. For more detailed weather information, you can check Derby weather in March.

Comparing the weather between December and April reveals some notable differences. In December, temperatures can soar with a minimum of 23°C (74°F) and highs reaching up to 43°C (109°F), making it one of the hottest months. Additionally, December experiences significant rainfall, totaling 146 mm (5.7 in) over about 7 days, coupled with a humidity level of 68%. In contrast, April sees slightly cooler temperatures, with a minimum of 18°C (65°F) and a maximum of 39°C (102°F), and much lower precipitation at just 12 mm (0.5 in) over approximately 3 days. The humidity also rises slightly to 74%, making the weather feel a bit more humid. For more detailed weather information, you can check Derby weather in April.

December and May present notably different weather conditions. In December, temperatures range from a minimum of 23°C (74°F) to a scorching maximum of 43°C (109°F), with an average of 31°C (88°F). This month is also characterized by high humidity at 68% and significant rainfall, totaling 146 mm (5.7 in) over 7 days. In contrast, May offers a milder climate with temperatures dipping to a minimum of 15°C (58°F) and peaking at 37°C (98°F), averaging 26°C (80°F). Rainfall is sparse during this month, with just 24 mm (1.0 in) of precipitation falling over only 1 day, and humidity is lower at 59%. For more detailed insights, check out Derby weather in May.

December features much warmer temperatures compared to June, with minimums around 23°C (74°F) and maximums soaring to 43°C (109°F), contributing to a humid atmosphere with an average humidity of 68%. In contrast, June experiences milder temperatures, with minimums at 13°C (56°F) and maximums reaching 34°C (93°F), alongside significantly drier conditions, as there is virtually no precipitation. The low humidity of 41% in June further adds to the comfort of the cooler weather. For a detailed look at the weather during June, you can check out Derby weather in June.

December and July present stark contrasts in weather conditions. In December, temperatures range from a minimum of 23°C (74°F) to a scorching maximum of 43°C (109°F), with an average of 31°C (88°F) and significant rainfall of 146 mm (5.7 in) over 7 days, contributing to a humidity level of 68%. Meanwhile, July offers a cooler climate, with temperatures ranging from a low of 12°C (54°F) to a maximum of 34°C (94°F), averaging 23°C (74°F) and experiencing no rainfall at all. The lower humidity of 37% in July further differentiates it from the sultry conditions of December. For more detailed information on July's weather, you can visit Derby weather in July.

December weather is characterized by significantly higher temperatures compared to August, with minimums reaching 23°C (74°F) and maximums soaring to 43°C (109°F). In contrast, August experiences much cooler temperatures, with a minimum of 10°C (51°F) and a maximum of 37°C (99°F). Furthermore, December sees considerable precipitation, averaging 146 mm (5.7 in) over 7 days, while August is remarkably dry, recording no rainfall. The humidity in December averages 68%, making it feel quite muggy, while August has a more comfortable humidity level of 43%. For more detailed insights into August's weather, you can check Derby weather in August.

In comparing the weather between December and September, it is evident that December experiences significantly higher temperatures, with a minimum of 23°C (74°F) and a peak reaching up to 43°C (109°F), compared to September’s cooler range of 14°C (58°F) to 39°C (102°F). While December brings an average temperature of 31°C (88°F) along with 146 mm (5.7 in) of precipitation over 7 days, September remains dry, with no recorded rainfall and a lower humidity level of 43%. For those interested in more detailed weather trends, you can explore Derby weather in September.

In December, the weather is generally hotter and more humid compared to October, with average temperatures reaching up to 31°C (88°F) and maximums hitting 43°C (109°F). Additionally, December experiences significantly more rainfall, with 146 mm (5.7 in) of precipitation over 7 days, resulting in a humidity level of 68%. In contrast, October is milder with an average temperature of 30°C (85°F) and maximums of 41°C (106°F), but it remains quite dry, receiving only 1 mm (0.0 in) of rain throughout the month and enjoying a lower humidity of 50%. For more insights, you can check out Derby weather in October.

In comparing the weather between November and December, December tends to be slightly warmer with average temperatures around 31°C (88°F), while November shares the same average but has a slightly lower max temperature of 41°C (107°F) compared to December's 43°C (109°F). Precipitation is significantly higher in December, with 146 mm (5.7 in) falling over 7 days, compared to a mere 8 mm (0.3 in) over just 2 days in November. Additionally, humidity levels are higher in December at 68%, contrasting with November's more comfortable 56%. For more detailed insights on November weather, you can check Derby weather in November.

Compare Derby's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Derby

As December rolls into Derby, the weather transforms into a vibrant tapestry of warmth and humidity, setting it apart from the cooler months of the year. With temperatures reaching a sweltering maximum of 43°C, the average climbs significantly, making outdoor activities a challenge during peak hours. Coupled with a humidity level of 68%, the December atmosphere feels both alive and oppressive, particularly compared to the more temperate conditions of the preceding months. While occasional rainfall graces the region, with about 146 mm falling over just seven days, it does little to alleviate the heat, emphasizing the contrast between December's swelter and the milder, drier months that precede it. For a deeper look into Derby's unique climate patterns, visit Derby Climate.