December Weather in Busselton, Australia

Last updated: February 26, 2025

Busselton in December offers a vibrant blend of warm summer days and cool evenings, with maximum temperatures soaring up to 37°C (99°F). The average temperature settles around 20°C (67°F), providing a comfortable backdrop for outdoor activities. Travelers can expect cool nights as temperatures dip to a refreshing minimum of 9°C (48°F). While the month sees minimal rainfall—just 14 mm (0.5 in) over two days—humidity levels hover around 53%, adding a touch of tropical allure to this picturesque coastal town. Experience the perfect balance of sun and sea in Busselton's December weather!

December Temperature in Busselton

In Busselton, Australia, December marks the onset of summer with temperatures that reflect the region's warming trend. The month greets visitors with a minimum temperature of 9°C (48°F), making for cool mornings, while the average temperature hovers around 20°C (67°F), perfect for outdoor activities. As the day progresses, the heat intensifies, peaking at a maximum of 37°C (99°F), which invites beachgoers to soak up the sun. Compared to previous months, December showcases a significant rise in temperature, especially when compared to the cooler temperatures of late spring. This blend of balmy days and warm nights captures the essence of summer fun in Busselton, making it an ideal time to explore the coastal beauty and vibrant local culture.

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

The chart illustrates December temperature patterns in Busselton, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec696968646058565557596267
Data source: Temperature data for Busselton 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 Busselton

In December, Busselton experiences a notable dip in precipitation, with only 14 mm (0.5 in) of rainfall spread over just 2 days. This marks a significant decrease compared to the wetter winter months, where rainfall can reach upwards of 129 mm in July. As the year winds down, the dry conditions of December contribute to a trend of gradually declining precipitation, which is evident when juxtaposed with the heavier showers of earlier months like May and June. The summer's arrival brings a welcomed respite from the rains, signaling a shift towards drier, sunnier days, perfect for enjoying the coastal beauty of this charming Australian city.

December Precipitation Trends in Busselton

The chart displays monthly precipitation patterns in Busselton, 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.
JanFebMarAprMayJunJulAugSepOctNovDec83237327411012910559492414
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

December Humidity in Busselton

In Busselton, Australia, December marks a transition into the drier summer months, with humidity resting at a moderate 53%. This reflects a notable decrease from the damp highs of June and July, which both lingered at 77%. As the year progresses, humidity levels generally rise from an initial 52% in January, peaking in April and May at 70% and 72% respectively. However, by the time December arrives, a downward trend emerges, dropping to levels that echo the more comfortable humidity of late spring and early summer. The month showcases a delightful balance between warmth and relative dryness, inviting outdoor activities as the holiday season approaches.

December Average Humidity in Busselton

This chart illustrates the average monthly humidity levels in Busselton, 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 Busselton

In December, Busselton experiences a significant surge in UV intensity, with the UV Index peaking at 14, categorizing it as extreme. This aligns with the trend observed in January and February, where the UV Index remains equally high, necessitating a cautious approach to sun exposure, with a burn time of only 10 minutes. As the year progresses into autumn and winter, UV levels notably decline, falling to 8 in April and 5 by May through August, indicating a more moderate exposure risk. However, as spring approaches, the UV Index climbs back to 10 in October and reaches 12 in November, before the extreme levels return in December. For those enjoying Busselton's sunny beaches, staying informed about the Busselton UV Index is essential to ensure safe sun practices year-round.

Maximum UV Index Levels in Busselton for December

The chart shows the monthly maximum UV Index (UVI) for Busselton 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.
JanFebMarAprMayJunJulAugSepOctNovDec141311854458101214
Data source: Busselton 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 Busselton

December in Busselton, Australia, shines brightly with an impressive 380 hours of sunshine, making it the sunniest month of the year. This vibrant increase from 345 hours in November marks a delightful trend as summer arrives, inviting locals and visitors alike to bask in the warmth and explore the picturesque coastal town. Following a steady decline in sunlight during the cooler winter months, the sunlight hours begin to surge in spring, culminating in the festive cheer of December. As the days grow longer and sunnier, Busselton transforms into a sun-kissed paradise, perfect for outdoor adventures and holiday celebrations under the blue Australian sky.

Monthly Sunshine Duration in Busselton: December Highlighted

The December sunshine duration represents the total number of hours Busselton 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.
JanFebMarAprMayJunJulAugSepOctNovDec309h316h317h281h269h253h261h279h290h319h345h380h
Data source: Busselton December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Busselton During December

With a 72% chance of sunny weather, December in Busselton, Australia, mirrors the optimism of January, both standing out as the sunniest months of the year. As the calendar moves from the summer peak of January, the likelihood of sunshine takes a noticeable dip until the cooler months of autumn and winter, where it falls to as low as 32% in May. However, come September, the chances begin to climb again, reaching a steady 56% in November and regaining the brightness felt earlier in the year. This trend reveals a beautiful consistency in December as the region bids farewell to the year with ample sunshine, making it an ideal time for outdoor activities and festivities. Whether you’re soaking up the sun on the beach or enjoying local events, Busselton's December weather is undeniably a golden opportunity for enjoyment.

Percentage of Sunny Days in December in Busselton

The chart illustrates the percentage of sunny days in Busselton 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 Busselton experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec72%62%49%46%32%41%39%50%56%39%56%72%
Data source: Busselton December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Busselton in December

In Busselton, Australia, December marks the peak of daylight with a remarkable 14 hours of sunlight. This vibrant month follows a steady decline in daylight hours from the summer heights of January and February, which also enjoy 14 and 13 hours respectively. As autumn approaches in March, the days shorten to 12 hours and continue to wane until June's low of just 9 hours. However, as winter gives way to spring, daylight begins to gradually increase again, reaching 10 hours in July and August, before climbing back to 13 hours in November. December's return to 14 hours not only signifies longer days but also heralds the warmth and beauty of the Australian summer, creating a perfect setting for outdoor activities and festivities.

Average Daylight Hours in Busselton for December

The chart illustrates the variation in daylight duration in Busselton throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec14h 5m13h 16m12h 15m11h 13m10h 21m9h 56m10h 9m10h 53m11h 52m12h 55m13h 51m14h 19m
Data source: Busselton daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Busselton

In Busselton, Australia, the December winds gently embrace the coastline with an average speed of 5.1 m/s (12 mph), offering a refreshing respite as summer approaches. This wind speed reflects a stable consistency seen throughout the year, particularly comparing to the higher gusts of July, which reaches 6.9 m/s (15 mph). As the year progresses from the breezy days of early summer to the more mellow autumn months, December maintains a pleasant balance, just slightly above the yearly average. Interestingly, the gentle breezes of December provide an ideal backdrop for outdoor activities, whether it be a leisurely stroll along the shore or spirited water sports, allowing both locals and visitors to enjoy Busselton’s vibrant coastal charm.

Average December Wind Speed in Busselton

The chart displays monthly wind speed patterns in Busselton, 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.
JanFebMarAprMayJunJulAugSepOctNovDec5.65.54.13.84.45.16.95.14.64.84.85.1 m/s
Data source: Busselton December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Busselton Compares to Other Months

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

In December, temperatures in Busselton range from a minimum of 9°C (48°F) to a maximum of 37°C (99°F), with an average temperature of 20°C (67°F). The month sees moderate precipitation, amounting to 14 mm (0.5 in) over two days, and humidity levels averaging at 53%. In contrast, January experiences slightly higher minimum temperatures at 10°C (50°F), with a lower maximum of 33°C (91°F), while the average remains consistent at 20°C (69°F). Precipitation decreases to just 8 mm (0.3 in) over one day, and humidity remains stable at 52%. For more details on weather specifics, check out Busselton weather in January.

In December, the weather features warmer daytime highs, reaching up to 37°C (99°F), with an average temperature of 20°C (67°F). The month sees relatively low precipitation, with only 14 mm (0.5 in) falling over two days and humidity around 53%. By February, although the maximum temperature is slightly lower at 31°C (89°F), the average temperature increases to 21°C (69°F). Precipitation also rises to 32 mm (1.3 in) over three days, accompanied by a marginally higher humidity level of 55%. For a more detailed look at the February climate, visit Busselton weather in February.

In December, the weather offers warm temperatures with a minimum of 9°C (48°F) and a maximum of 37°C (99°F), while maintaining an average of 20°C (67°F). Precipitation is minimal, with only 14 mm (0.5 in) falling over just 2 days, and the humidity rests at 53%. In contrast, March experiences slightly cooler temperatures, with a minimum of 11°C (52°F) and a maximum of 32°C (91°F), while the average remains consistent at 20°C (68°F). However, March sees an increase in rainfall, accumulating 37 mm (1.4 in) over 4 days, with a higher humidity level of 59%. For more detailed insights, check out Busselton weather in March.

December and April present contrasting weather patterns. In December, temperatures range from a minimum of 9°C (48°F) to a scorching maximum of 37°C (99°F), with an average temperature of 20°C (67°F). The month is relatively dry, experiencing only 14 mm (0.5 in) of precipitation over just 2 days, accompanied by a low humidity level of 53%. In contrast, April sees a cooler climate with temperatures ranging from 9°C (49°F) to a maximum of 28°C (82°F) and an average temperature of 18°C (64°F). This month is also wetter, recording 32 mm (1.3 in) of rainfall over 4 days, and higher humidity at 70%. To learn more about April's weather specifics, visit Busselton weather in April.

When comparing the weather in December and May, it's clear that December experiences much warmer temperatures, with a minimum of 9°C and a maximum reaching up to 37°C. In contrast, May is cooler, with temperatures ranging from a minimum of 8°C to a maximum of 24°C. December typically sees less precipitation, averaging just 14 mm over about 2 days, while May is much wetter, with 74 mm of rain falling over 9 days. Additionally, humidity levels are higher in May at 72%, compared to December's 53%. For more detailed information about May weather, you can check Busselton weather in May.

December and June present contrasting weather characteristics. In December, temperatures range from a comfortable minimum of 9°C (48°F) to a scorching maximum of 37°C (99°F), with an average of 20°C (67°F). The month is relatively dry, experiencing only 14 mm (0.5 in) of precipitation over just 2 days, and humidity levels average around 53%. In stark contrast, June sees much cooler temperatures, with a minimum of 8°C (46°F) and a maximum of 21°C (70°F), along with a significantly higher average of 14°C (58°F). This month is much wetter, recording 110 mm (4.3 in) of rainfall spread over 12 days, and humidity levels rise to a more saturated 77%. For more details, check out Busselton weather in June.

December and July present contrasting weather patterns. In December, temperatures can reach a high of 37°C (99°F) with an average of 20°C (67°F) and minimal precipitation of just 14 mm (0.5 in) over 2 days, resulting in a moderate humidity of 53%. In stark contrast, July experiences much cooler temperatures, with a maximum of only 20°C (68°F) and an average of 14°C (57°F). This month sees substantially more rainfall, amounting to 129 mm (5.1 in) over 16 days, accompanied by higher humidity at 77%. For more detailed information, check out Busselton weather in July.

When comparing the weather in December and August, notable contrasts emerge in both temperature and precipitation patterns. December boasts warmer temperatures, with an average of 20°C (67°F) and highs reaching up to 37°C (99°F), while August experiences cooler conditions, averaging only 13°C (56°F) and peaking at 21°C (69°F). Additionally, December is relatively dry, receiving only 14 mm (0.5 in) of precipitation over two days, while August is much wetter, with 105 mm (4.1 in) of rain spread across eleven days. The humidity is also higher in August at 75%, compared to December's milder 53%. For more insights into August weather specifics, you can refer to Busselton weather in August.

When comparing the weather in December and September, December tends to be warmer and drier. In December, temperatures range from a minimum of 9°C to a maximum of 37°C, with an average of 20°C and only 14 mm of precipitation over 2 days. In contrast, September experiences cooler temperatures, with a minimum of 6°C and a maximum of 22°C, averaging at 14°C. Additionally, September is much wetter, receiving 58 mm of rain over 10 days and boasting higher humidity levels at 71%. For more details, you can check Busselton weather in September.

In comparing the weather of December and October, December tends to be significantly warmer, with minimum temperatures averaging around 9°C (48°F) and maximum temperatures reaching up to 37°C (99°F). In contrast, October experiences cooler temperatures, with a minimum of 6°C (44°F) and a maximum of 28°C (83°F). Additionally, October is wetter, receiving 49 mm (1.9 in) of precipitation over 8 days, compared to December's 14 mm (0.5 in) of rainfall over just 2 days. October's humidity is also higher at 63%, compared to December's 53%. For more details, visit Busselton weather in October.

Compared to November, December experiences warmer temperatures, with a minimum of 9°C (48°F) and an average high reaching up to 37°C (99°F), while November's temperatures range from a minimum of 7°C (45°F) to a maximum of 30°C (87°F). Additionally, December sees less precipitation, totaling only 14 mm (0.5 in) over 2 days, in contrast to November's 24 mm (0.9 in) over 4 days. Humidity levels in December are slightly lower at 53%, compared to November's 56%. For more information, visit Busselton weather in November.

Compare Busselton's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Busselton

In December, Busselton experiences a delightful shift in weather, standing out from the cooler months with warmer temperatures and plenty of sunshine. The average warmth rises to a blissful 20°C (67°F), making it perfect for outdoor activities. With maximum temperatures reaching up to 37°C (99°F), days are filled with warmth, while the nights offer a refreshing coolness, dipping to a comfortable 9°C (48°F). Rain is minimal, with just a couple of days of light precipitation, allowing for ample opportunities to enjoy the beautiful landscapes. The relatively low humidity of 53% further enhances the comfort, making December an ideal time to soak up all that Busselton has to offer. For a more detailed view of weather patterns throughout the year, check out Busselton Climate.