May Weather in Castlemaine, Australia

Last updated: February 26, 2025

In Castlemaine, Australia, May brings a delightful mix of mild temperatures and refreshing rain. The maximum temperature reaches a comfortable 24°C (75°F), while the average temperature hovers at a cool 10°C (51°F), dipping to a brisk minimum of 1°C (34°F) during the nights. Over this month, residents can expect about 60 mm (2.4 in) of precipitation, falling across 8 days, which contributes to the region's lush landscapes. With humidity levels around 79%, the atmosphere feels wonderfully fresh, making May an ideal time for outdoor activities and enjoying the natural beauty that Castlemaine has to offer.

May Temperature in Castlemaine

In May, Castlemaine experiences a significant transition as the temperatures continue to drop, marking the onset of winter. Minimums hover around 1°C (34°F), while daily averages settle at a cool 10°C (51°F). The mild daytime maximum of 24°C (75°F) offers a pleasant reprieve, particularly compared to the soaring highs of earlier months. This shift from the warmer summer months, where January peaks at a sweltering 43°C (109°F), showcases May’s role as a herald of cooler days ahead. With the crisp air and gradual decline in temperatures, May in Castlemaine invites both residents and visitors to enjoy the beauty of autumn's final days before winter fully sets in.

May Weather in Castlemaine: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Castlemaine, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec716865585046454650566166
Data source: Temperature data for Castlemaine 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.

May Precipitation in Castlemaine

In May, Castlemaine experiences a significant uptick in precipitation, with 60 mm (2.4 in) of rainfall spread across 8 days. This marks a striking increase from the previous months, particularly compared to April's 47 mm (1.9 in) over 5 days. The transition into late autumn showcases the region's shift towards a wetter climate, as May often serves as a bridge between the drier early months and the more consistently rainy winter season that follows. This pattern hints at the overall trend of increasing precipitation leading into the colder months, solidifying May as a pivotal period in Castlemaine's climatic calendar.

May Precipitation Trends in Castlemaine

The chart displays monthly precipitation patterns in Castlemaine, with values for each month alongside May's data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how May's conditions compare to those of other months.
JanFebMarAprMayJunJulAugSepOctNovDec252825476047526042585144
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Castlemaine

As the calendar turns to May, Castlemaine, Australia, experiences a noticeable shift in humidity, hitting 79%—a peak for the month that signals the transition into winter months. Following a steady climb from 43% in January to 71% in April, the humidity continues its upward trend into May. This rise reflects the region's gradual embrace of cooler air and increased moisture, leading into the winter season when June and July bring even higher levels of humidity, reaching 81% and 83%, respectively. Overall, the trajectory highlights a clear seasonal pattern: as temperatures drop, humidity consistently rises, enveloping Castlemaine in a more humid climate as it moves away from the dry warmth of summer.

May Average Humidity in Castlemaine

This chart illustrates the average monthly humidity levels in Castlemaine, with May's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how May's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec43%49%60%71%79%82%83%79%72%61%59%50%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Castlemaine

As May unfolds in Castlemaine, Australia, the UV Index dips to a moderate 4, signaling a shift from the extreme levels experienced earlier in the year. This decrease allows for a safer outdoor experience with a burn time of approximately 30 minutes before skin damage may occur. Following the intense summer months, where indices soared as high as 14 in January, May's moderate exposure category promotes more leisurely outdoor activities without the urgent need for heavy sun protection. However, as the transition into winter begins, it's essential to remain vigilant as UV levels can still impact skin health. For more detailed information on the UV Index trends throughout the year, explore Castlemaine UV Index.

Maximum UV Index Levels in Castlemaine for May

The chart shows the monthly maximum UV Index (UVI) for Castlemaine in May, 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.
JanFebMarAprMayJunJulAugSepOctNovDec14121174335791215
Data source: Castlemaine May 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.

May Sunshine in Castlemaine

May in Castlemaine, Australia, sees a notable transition in sunshine hours, with 218 hours of sun illuminating the crisp autumn days. While this marks a decrease from the brighter months of January through April, it's part of a natural progression as the region shifts towards winter. The blooming flowers of early autumn make way for cooler temperatures, and although May's sunlight is less abundant, it sets the stage for cozy gatherings and the rich hues of the season. As the year unfolds, sunshine hours continue to fluctuate, hinting at the vibrant cycles of nature that define this charming Australian town.

Monthly Sunshine Duration in Castlemaine: May Highlighted

The May sunshine duration represents the total number of hours Castlemaine experiences direct sunlight during the month of May, excluding cloudy or obstructed periods. This chart compares the sunshine duration of May with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec296h310h308h250h218h199h207h229h260h294h310h356h
Data source: Castlemaine May Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Castlemaine During May

In Castlemaine, Australia, the likelihood of sunny weather takes a slight dip in May, with a 47% chance of sunshine. This month follows the milder April, which boasts a 55% sunshine probability, and precedes the colder months where sunlight becomes less frequent, plummeting to just 27% in June. The trend indicates that as autumn progresses, the days grow shorter and sunniest spells retreat, making May a transitional period before the chill of winter truly sets in. While it may not offer the highest likelihood of sunny days, it's still a pleasant month to enjoy the lingering warmth of early autumn before the weather shifts.

Percentage of Sunny Days in May in Castlemaine

The chart illustrates the percentage of sunny days in Castlemaine throughout the year, with May 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 Castlemaine experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec56%63%51%55%47%27%26%38%41%40%43%70%
Data source: Castlemaine May chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Castlemaine in May

As the seasons transition in Castlemaine, Australia, the duration of daylight experiences a notable ebb and flow. January welcomes the year with a generous 14 hours of sunlight, gradually tapering to 13 hours in February and 12 hours in March. The descent continues through April, where daylight shrinks to 11 hours, culminating in May with just 10 hours of sunshine. This trend marks the onset of winter, where June and July offer the least daylight at 9 hours each. However, as spring approaches in August, daylight begins its slow ascent back to 10 hours, followed by a steady increase through September, October, and into the warmer months of November and December, which again bask in 14 hours of light. This cyclical pattern not only defines Castlemaine's seasonal rhythm but also invites residents and visitors alike to embrace the varying lengths of day throughout the year.

Average Daylight Hours in Castlemaine for May

The chart illustrates the variation in daylight duration in Castlemaine throughout the year, with May highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec14h 21m13h 26m12h 16m11h 6m10h 8m9h 39m9h 53m10h 44m11h 51m13h 1m14h 4m14h 37m
Data source: Castlemaine daylight hours, calculated by summing the hours between sunrise and sunset for each day.

May Winds in Castlemaine

In Castlemaine during May, the average wind speed holds steady at 3.3 m/s (7 mph), marking a slight uptick from the previous month, April, which saw the calmest winds of the year at 3.2 m/s (7 mph). As spring progresses, May presents an inviting balance of gentle breezes, reflecting a trend of modest wind speeds that characterize the early months of the year. After reaching its lowest in March, where the wind slowed to 3.4 m/s (8 mph), the consistency of wind during May hints at the gradual return to more moderate conditions as the year unfolds. Looking at the broader seasonal picture, the winds in Castlemaine generally swell as winter approaches, with speeds increasing steadily into June and beyond.

Average May Wind Speed in Castlemaine

The chart displays monthly wind speed patterns in Castlemaine, with values for each month shown alongside May's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how May's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec4.33.83.43.23.3 m/s3.53.83.64.03.83.94.0
Data source: Castlemaine May wind data, generated using information from the Copernicus Climate Change Service.

How May Weather in Castlemaine Compares to Other Months

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

May and January present distinct contrasts in weather patterns. In May, temperatures range from a chilly minimum of 1°C (34°F) to a pleasant maximum of 24°C (75°F), with an average of 10°C (51°F). The month experiences a fair amount of precipitation at 60 mm (2.4 in) over 8 days, accompanied by relatively high humidity at 79%. In contrast, January offers much warmer temperatures, with a minimum of 7°C (45°F) and a scorching maximum of 43°C (109°F), resulting in an average temperature of 22°C (72°F). Rainfall is lighter in January, with only 25 mm (1.0 in) over 4 days, and the humidity is significantly lower at 43%. For more detailed insights, you can visit Castlemaine weather in January.

In comparing the weather between May and February, it's clear there are significant differences. May typically has a milder temperature range, with minimums around 1°C (34°F) and maximums reaching 24°C (75°F), while February experiences much higher temperatures, from a minimum of 4°C (40°F) to a scorching maximum of 42°C (108°F). Additionally, February is marked by considerably lower precipitation, averaging only 28 mm (1.1 in) over just 3 rainy days, compared to May's 60 mm (2.4 in) spread over 8 days and higher humidity at 79%. For more detailed information, you can check Castlemaine weather in February.

When comparing the weather between March and May, a notable difference in temperature and precipitation patterns emerges. In March, temperatures range from a minimum of 4°C (39°F) to a scorching maximum of 36°C (97°F), resulting in an impressive average of 18°C (66°F). This month experiences lower precipitation levels, with only 25 mm (1.0 in) over about 4 days, accompanied by a relatively moderate humidity of 60%. In contrast, May presents a cooler climate, with temperatures averaging around 10°C (51°F), peaking at 24°C (75°F) and dropping to a minimum of 1°C (34°F). The increased precipitation in May amounts to 60 mm (2.4 in) over 8 days, along with higher humidity levels at 79%. This comparison highlights the warmer, drier conditions of March compared to the cooler, wetter weather of May. For more detailed insights, check out Castlemaine weather in March.

In comparing the weather patterns of April and May, we observe notable differences. April experiences a wider temperature range, with minimums around 1°C (34°F), averages reaching 14°C (58°F), and maximums soaring up to 32°C (89°F). This month also sees less precipitation, totaling 47 mm (1.9 in) over just 5 days and enjoying a lower humidity level of 71%. In contrast, May displays a milder temperature profile with minimums at 1°C (34°F), averages of 10°C (51°F), and maximums at a more temperate 24°C (75°F). This month brings slightly more rainfall, accumulating 60 mm (2.4 in) across 8 days, coupled with higher humidity at 79%. For further details, you can check Castlemaine weather in April.

May typically showcases a broader range of temperatures, with a minimum of 1°C (34°F) and a comfortable average of 10°C (51°F), all the way up to a maximum of 24°C (75°F). The month also experiences about 60 mm (2.4 in) of precipitation over 8 days, paired with a humidity level of 79%. In contrast, June presents cooler conditions, featuring a minimum temperature of -2°C (29°F) and a lower average of 8°C (46°F), peaking at just 16°C (61°F). Precipitation decreases slightly to 47 mm (1.9 in) over 7 days, with humidity levels remaining comparable at 81%. For a more detailed view of June's climate, you can visit Castlemaine weather in June.

In comparing the weather between May and July, we see notable differences in temperature and precipitation patterns. May experiences milder conditions with average temperatures around 10°C (51°F) and a maximum of 24°C (75°F), while July offers cooler temperatures, averaging just 7°C (45°F) and peaking at 16°C (61°F). Both months feature significant humidity, with July slightly higher at 83% compared to May’s 79%. In terms of precipitation, May sees about 60 mm (2.4 in) over 8 days, whereas July has a lower total of 52 mm (2.0 in) spread across 11 days. For more details on July weather specifically, you can check Castlemaine weather in July.

May and August exhibit notably different weather characteristics despite having similar precipitation levels. In May, temperatures range from a minimum of 1°C to a maximum of 24°C, with an average of 10°C, creating a mild atmosphere ideal for spring activities. In contrast, August is cooler, with temperatures dipping to a minimum of -2°C and a maximum of 19°C, averaging around 8°C. Both months experience around 60 mm of precipitation, but August has slightly more rainy days (10) compared to May (8). Humidity remains consistent in both months at 79%, contributing to a damp feel in the air. For further details, check out Castlemaine weather in August.

May and September exhibit distinct weather patterns. In May, temperatures range from a minimum of 1°C (34°F) to a maximum of 24°C (75°F), with an average of 10°C (51°F). The month tends to be relatively humid, with an average humidity of 79%, and experiences about 60 mm (2.4 in) of precipitation over 8 days. In contrast, September offers a slightly cooler experience, with temperatures ranging from -1°C (30°F) to 27°C (82°F) and maintaining the same average of 10°C (50°F). Although September is drier, with only 42 mm (1.7 in) of precipitation spread over 10 days, the humidity level is lower at 72%. For more information about the weather specifics in September, check out Castlemaine weather in September.

May and October showcase distinct weather patterns, reflecting the transition between spring and autumn. In May, temperatures range from a chilly 1°C (34°F) at night to a comfortable 24°C (75°F) during the day, with an average of 10°C (51°F). The month sees around 60 mm (2.4 in) of precipitation over approximately 8 days, and humidity tends to be higher at 79%. In contrast, October features a slightly warmer temperature range, with lows of 1°C (34°F) and highs reaching up to 33°C (91°F), giving an average of 13°C (56°F). Precipitation remains comparable at 58 mm (2.3 in) over the same number of rainy days, but humidity drops to 61%. For more insights on the weather during this transitional period, you can visit Castlemaine weather in October.

In May, the weather tends to be cooler with temperatures ranging from a minimum of 1°C (34°F) to a maximum of 24°C (75°F), averaging around 10°C (51°F). It is also marked by higher humidity at 79% and receives around 60 mm (2.4 in) of precipitation over approximately 8 days. In contrast, November showcases a broader temperature range, seeing lows of 1°C (35°F) and highs soaring up to 38°C (100°F), with an average of 16°C (62°F). This month experiences slightly less rainfall, totaling 51 mm (2.0 in) over about 7 days, along with lower humidity at 59%. For more details on the weather during this month, you can check out Castlemaine weather in November.

May and December exhibit quite distinct weather patterns. In May, temperatures range from a chilly minimum of 1°C (34°F) to a warm maximum of 24°C (75°F), with an average temperature of 10°C (51°F). The month sees around 60 mm (2.4 in) of precipitation spread over 8 days, contributing to a humidity level of 79%. In contrast, December experiences milder minimum temperatures of 6°C (43°F) and can reach a scorching maximum of 43°C (110°F), resulting in an average of 19°C (67°F). This month has less precipitation at 43 mm (1.7 in) over just 5 days, with a notably lower humidity of 50%. For more insights into December weather, check out Castlemaine weather in December.

Compare Castlemaine's Climate with Cities Worldwide

Conclusion: What to Expect From May Weather in Castlemaine

As May rolls in, Castlemaine experiences a notable transition from the warmer months, with temperatures dipping to a cool average of 10°C while still reaching a pleasant maximum of 24°C on sunny days. The shift in humidity, peaking at around 79%, coupled with an increase in precipitation, brings a refreshing coolness that sets the stage for winter. Unlike the drier summer months, May averages about 8 rainy days, accumulating approximately 60mm of rain, which nourishes the lush landscape unique to this season. For a more detailed understanding of how May fits into the overall climate pattern, explore Castlemaine Climate.