April Weather in Williamstown, Australia

Last updated: February 25, 2025

April in Williamstown, Australia brings a delightful mix of weather characteristics that paint a vivid picture of the season. With temperatures soaring to a maximum of 35°C (95°F) and dropping as low as 3°C (38°F), residents and visitors can expect a wide thermal range throughout the month, settling at an average of 16°C (60°F). The city experiences 25 mm (1.0 in) of precipitation over about 4 days, introducing refreshing showers that complement the overall autumn ambiance. Coupled with a humidity level of 66%, April manifests a balance of warmth and crispness, making it an intriguing month for outdoor activities and leisurely strolls by the waterfront.

April Temperature in Williamstown

In April, Williamstown experiences a delightful shift as temperatures begin to cool, signaling the arrival of autumn. The minimum temperature drops to a crisp 3°C (38°F), while the average settles at a mild 16°C (60°F)—perfect for those who enjoy cozy days out. The maximum temperature reaches up to 35°C (95°F), presenting a warm end to the month, likely reminiscent of the lingering summer days. This change in climate marks a notable decline from the preceding months, allowing residents and visitors alike to relish the more temperate conditions as nature transforms in hues of gold and brown. Overall, April acts as a beautiful transition, blending the warmth of the outgoing summer with the refreshing embrace of autumn.

April Weather in Williamstown: Daily Temperature Highs, Lows, and Averages

The chart illustrates April temperature patterns in Williamstown, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec706765605348484852576266
Data source: Temperature data for Williamstown 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.

April Precipitation in Williamstown

In April, Williamstown, Australia, experiences a notable increase in rainfall, with precipitation totaling 25 mm (1.0 in) over 4 days. This marks a significant rise compared to previous months, especially following the drier March, which recorded just 10 mm. As autumn settles in, the added moisture not only boosts the monthly totals but also sets the stage for the wetter months ahead, leading into May and June, which see precipitation levels steadily climb to 40 mm and 42 mm, respectively. This shift towards increased rainfall heralds the transition into winter, as the landscape becomes more vibrant and the necessity for rain gear escalates with each passing day.

April Precipitation Trends in Williamstown

The chart displays monthly precipitation patterns in Williamstown, with values for each month alongside April's data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how April's conditions compare to those of other months.
JanFebMarAprMayJunJulAugSepOctNovDec162110254042506538374316
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

April Humidity in Williamstown

In April, Williamstown experiences a noticeable shift in humidity, climbing to 66%. This marks a significant rise from the milder conditions of earlier months, with March logging a comfortable 55%. As the region transitions into autumn, the increased moisture levels set the tone for the upcoming months, leading into May's peak of 73% humidity. This gradual upward trend highlights a more clammy atmosphere as the year progresses, creating a contrast with the drier summer months when humidity levels were notably lower. By observing these fluctuations, one can appreciate the rich and changing climate of Williamstown throughout the year.

April Average Humidity in Williamstown

This chart illustrates the average monthly humidity levels in Williamstown, with April's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how April's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec41%46%55%66%73%76%76%70%65%51%50%46%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Williamstown

In April, Williamstown experiences a pronounced drop in the UV Index, with a value of 8, categorized as very high. This shift from the extreme levels seen in the summer months offers a brief respite, allowing for a slightly longer burn time of 15 minutes. The trend throughout the year illustrates a gradual decrease in UV intensity as cooler months approach, moving from the extreme heights of January's 14 to the more moderate readings seen in May. However, the change in April still necessitates caution, as sun protection remains essential during outdoor activities. To learn more, visit the Williamstown UV Index for detailed insights and safety tips.

Maximum UV Index Levels in Williamstown for April

The chart shows the monthly maximum UV Index (UVI) for Williamstown in April, 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.
JanFebMarAprMayJunJulAugSepOctNovDec141312853458101315
Data source: Williamstown April 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.

April Sunshine in Williamstown

In Williamstown, Australia, April brings a notable shift in sunshine hours, totaling 256 hours, which is a decline from the bright, sunlit days of the previous months. Following a promising 307 hours in March, this drop signals the onset of cooler, autumnal weather. Yet, despite this reduction, April still enjoys more sunlight than the dreary winter months ahead, with May anticipating only 233 hours. As the seasons evolve, April stands as a transitional phase, weaving a tapestry of light and warmth that prepares the community for the cozy embrace of winter. This interplay of sunshine underscores the rhythm of the year, where every month presents a unique blend of nature's brilliance.

Monthly Sunshine Duration in Williamstown: April Highlighted

The April sunshine duration represents the total number of hours Williamstown experiences direct sunlight during the month of April, excluding cloudy or obstructed periods. This chart compares the sunshine duration of April with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec293h297h307h256h233h221h237h248h275h300h312h353h
Data source: Williamstown April Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Williamstown During April

April in Williamstown, Australia, presents a moderate chance of sunny weather, with a sun probability of 58%. This places April slightly below the summer months of January and February, which boast sunny days of 59% and 60% respectively. Interestingly, March and April share comparable conditions, signifying a gradual transition into the cooler months ahead. As temperatures drop towards May, the likelihood of sunshine takes a notable dip, hitting a low of 40%. Despite this decline, April still enjoys an average amount of sunshine, making it a pleasant time to revel in the changing seasons before winter's approach.

Percentage of Sunny Days in April in Williamstown

The chart illustrates the percentage of sunny days in Williamstown throughout the year, with April 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 Williamstown experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec59%60%57%58%40%33%35%47%53%50%41%70%
Data source: Williamstown April chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Williamstown in April

In April, daylight in Williamstown, Australia, gives way to the soft embrace of autumn, with 11 hours of sunlight illuminating the days. This gradual decline follows the sunniest months of January and February, which bask in 14 and 13 hours respectively. As we transition through the year, daylight steadily decreases, peaking again in spring with 12 hours in October. The pattern highlights a rhythmic cycle where longer days fade into shorter ones, creating a natural rhythm that residents and nature alike adapt to. This seasonal shift not only marks the change in daylight but also sets the stage for the beauty of blooming foliage and cooler temperatures.

Average Daylight Hours in Williamstown for April

The chart illustrates the variation in daylight duration in Williamstown throughout the year, with April highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec14h 10m13h 20m12h 16m11h 10m10h 17m9h 50m10h 3m10h 50m11h 52m12h 57m13h 55m14h 26m
Data source: Williamstown daylight hours, calculated by summing the hours between sunrise and sunset for each day.

April Winds in Williamstown

In April, the winds in Williamstown, Australia tend to be gentler, with an average speed of just 2.9 m/s (6 mph). This marks a noticeable decline from the brisker 3.2 m/s (7 mph) of March, highlighting a transitional phase as autumn unfolds. Following this lightening breeze, the winds pick up again in May and continue to strengthen into the winter months, peaking at 4.8 m/s (11 mph) in July. Despite April's calmer conditions, the general trend reveals that the winds fluctuate seasonally, with a distinct pattern of increase as the colder months approach, reminding us of the dynamic nature of this coastal locale.

Average April Wind Speed in Williamstown

The chart displays monthly wind speed patterns in Williamstown, with values for each month shown alongside April's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how April's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec3.73.73.22.9 m/s3.44.04.83.94.23.84.03.7
Data source: Williamstown April wind data, generated using information from the Copernicus Climate Change Service.

How April Weather in Williamstown Compares to Other Months

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

April and January showcase contrasting weather patterns. In April, the temperatures range from a minimum of 3°C (38°F) to a maximum of 35°C (95°F), with an average of 16°C (60°F). This month experiences higher humidity at 66% and receives approximately 25 mm (1.0 in) of precipitation over 4 days. In contrast, January is warmer with a minimum of 8°C (46°F) and a maximum of 43°C (110°F), averaging 21°C (70°F). It has less precipitation, totaling 16 mm (0.6 in) over only 2 days, and a lower humidity level of 41%. For more details on January weather, check Williamstown weather in January.

When comparing the weather in April and February, notable differences emerge. February experiences slightly warmer temperatures, with an average of 19°C (67°F) and a maximum reaching up to 38°C (100°F), while April's temperatures average around 16°C (60°F), with a peak of 35°C (95°F). Precipitation is relatively low in both months, with February receiving 21 mm (0.8 in) over 2 days compared to April's 25 mm (1.0 in) over 4 days. Additionally, February boasts a lower humidity level of 46%, compared to April's 66%. For more detailed insights into February's weather, you can visit Williamstown weather in February.

In comparing the weather of April and March, April generally experiences milder temperatures, with a minimum of 3°C (38°F) and an average of 16°C (60°F), while March has higher minimum temperatures of 6°C (43°F) and an average of 18°C (65°F). March also boasts a slightly higher maximum temperature, reaching up to 38°C (100°F), compared to April's peak of 35°C (95°F). Precipitation is more frequent in April with 25 mm (1.0 in) over 4 days, compared to March's lighter total of 10 mm (0.4 in) across 3 days. Additionally, April shows increased humidity at 66%, in contrast to March's 55%. For a detailed look at March weather, you can check Williamstown weather in March.

April and May present a notable contrast in weather patterns. In April, temperatures range from a minimum of 3°C (38°F) to a maximum of 35°C (95°F), with an average of 16°C (60°F). The month experiences relatively low precipitation, totaling 25 mm (1.0 in) over just 4 days, and humidity levels average around 66%. In contrast, May sees cooler temperatures, with a minimum of 2°C (36°F) and a maximum of 26°C (79°F), averaging 11°C (53°F). The month is wetter, with precipitation reaching 40 mm (1.6 in) spread over 9 days, and humidity rises to 73%. For a more detailed look at the weather trends, you can visit Williamstown weather in May.

April and June present distinctly different weather patterns. April typically enjoys warmer temperatures, with averages reaching up to 16°C (60°F) and maximums soaring to 35°C (95°F). In contrast, June experiences much cooler conditions, where the average temperature drops to 9°C (48°F) and maximums cap at 20°C (69°F). Furthermore, April sees less precipitation at 25 mm (1.0 in) over just 4 days, while June registers higher rainfall, totaling 42 mm (1.7 in) across 8 days. Additionally, June’s humidity is slightly higher at 76%, compared to April’s 66%. For more details, you can check Williamstown weather in June.

In comparing the weather of April and July, April offers a much warmer climate, with temperatures ranging from a minimum of 3°C (38°F) to a maximum of 35°C (95°F) and an average of 16°C (60°F). This month experiences relatively low precipitation at 25 mm (1.0 in) over just four days, resulting in a humidity level of 66%. In contrast, July features cooler temperatures, with a minimum of -1°C (30°F), an average of 9°C (48°F), and a maximum of 21°C (70°F). This month has higher precipitation, totaling 50 mm (2.0 in) spread across 11 days, and the humidity increases to 76%. For more details on July weather, visit Williamstown weather in July.

April and August present distinctly different weather patterns. In April, temperatures can soar to a maximum of 35°C (95°F), with an average temperature of 16°C (60°F) and relatively low precipitation of 25 mm over just 4 days. Conversely, August is much cooler, with maximum temperatures reaching only 22°C (72°F) and an average of 9°C (49°F). This month also experiences more rain, totaling 65 mm and occurring over 11 days, along with higher humidity at 70%. For more details, you can check the full weather report here: Williamstown weather in August.

April and September exhibit notable differences in weather patterns. In April, temperatures range from a minimum of 3°C (38°F) to a maximum of 35°C (95°F), with an average of 16°C (60°F), while September experiences a cooler range, with minimums dropping to 0°C (32°F) and maximums peaking at 28°C (83°F), averaging around 11°C (53°F). Additionally, April sees less precipitation with about 25 mm over 4 days, compared to September's higher rainfall of 38 mm across 8 days. Humidity levels remain similar, with April at 66% and September slightly lower at 65%. For more detailed insights on weather during this month, check out Williamstown weather in September.

April and October exhibit some noteworthy weather trends. Both months experience a minimum temperature of around 3°C (38°F), but April boasts a slightly warmer average temperature of 16°C (60°F) compared to October's 14°C (57°F). While maximum temperatures can reach as high as 35°C (95°F) in April, October sees a similar peak at 35°C (94°F), indicating that warm days are not uncommon in both months. However, April has less precipitation at 25 mm (1.0 in) over 4 days, while October receives more rainfall, totaling 37 mm (1.5 in) across 6 days. Additionally, the humidity levels are higher in April at 66%, whereas October experiences a more comfortable 51%. For more insights into October's climate specifics, you can explore Williamstown weather in October.

April and November present distinct weather characteristics, with April typically experiencing a broader temperature range, ranging from a minimum of 3°C (38°F) to a maximum of 35°C (95°F) and an average of 16°C (60°F). In contrast, November has slightly warmer averages, with temperatures ranging from 3°C (38°F) to a striking maximum of 41°C (105°F) and an average of 17°C (62°F). Rainfall also differs, with April receiving about 25 mm (1.0 in) over an average of 4 days, whereas November sees increased precipitation, totaling 43 mm (1.7 in) over 7 days. Notably, humidity is higher in April at 66%, while November's humidity is lower at 50%. For more detailed information, visit Williamstown weather in November.

April and December present contrasting weather patterns. In April, temperatures range from a minimum of 3°C (38°F) to a maximum of 35°C (95°F), with an average of 16°C (60°F). The month sees a moderate level of precipitation at 25 mm (1.0 in) over about 4 days, accompanied by relatively high humidity at 66%. In contrast, December enjoys milder temperatures, with a minimum of 6°C (43°F) and a maximum that can soar to 42°C (108°F), averaging 19°C (66°F). Precipitation is lower at 16 mm (0.6 in) over the same number of days, but the humidity drops significantly to 46%. For a detailed look at December weather, you can check Williamstown weather in December.

Compare Williamstown's Climate with Cities Worldwide

Conclusion: What to Expect From April Weather in Williamstown

In April, Williamstown experiences a notable shift in weather, transitioning from the warmth of summer to the crispness of autumn. With maximum temperatures peaking at 35°C (95°F) and an average of 16°C (60°F), the month offers a delightful blend of warmth and coolness. However, it's also a time when the cooler nights can drop to a chilly 3°C (38°F). While there's some rainfall—about 25 mm (1.0 in) over just 4 days—the overall humidity remains relatively high at 66%, creating a refreshing atmosphere. This contrasts sharply with the harsher conditions of the preceding summer months, making April an ideal time for enjoying the scenic beauty of this region. For more insights on seasonal weather variations, explore Williamstown Climate.