Last updated: August 31, 2025
May in Oamaru, New Zealand, offers a unique blend of mild temperatures and crisp freshness. With maximum temperatures reaching 17°C (64°F) and averages settling around 10°C (50°F), the days are cool yet inviting. Nighttime brings a noticeable chill, with minimums dropping to 2°C (36°F). Rainfall is not uncommon, as the month witnesses 40 mm (1.6 in) of precipitation over approximately 8 days, contributing to the region's lush, vibrant landscape. High humidity levels, averaging 84%, enhance the enchanting ambience, making May a perfect time for those who enjoy the beauty of New Zealand's cooler climate.
As May settles in Oamaru, New Zealand, a distinct shift in temperatures marks the transition toward winter. The minimum temperature hovers around a brisk 2°C (36°F), inviting cozy layers for those venturing outdoors. The average temperature drops to 10°C (50°F), creating a cool yet tranquil atmosphere perfect for exploring the town's charming architecture and coastal scenery. By day, highs can reach a moderate 17°C (64°F), offering pleasant moments to enjoy the outdoors before the chill of winter sets in. Overall, May embodies a gentle reminder of the changing seasons, making it an ideal time for warm drinks and scenic strolls as the landscape transforms into winter's embrace.
May brings a gentle shift in Oamaru's weather patterns, marked by a notable reduction in precipitation compared to the busier months preceding it. With only 40 mm (1.6 in) of rainfall over 8 days, May stands out as one of the drier months in the year. This decline follows April's 86 mm (3.4 in) and is a precursor to the similarly dry conditions that arrive in June. The decrease in both the total amount of precipitation and the number of rainy days emphasizes a transition towards cooler winter months, where Oamaru experiences less frequent but still significant rainfall. This trend sets the stage for a unique climatic rhythm that characterizes the region, inviting locals and visitors alike to enjoy the mild, albeit wetter, days of autumn.
As winter approaches in Oamaru, New Zealand, May experiences a notable increase in humidity, reaching 84%. This rise is part of a broader trend observed during the autumn months, with humidity levels gradually climbing from 79% in January to 81% in April. The peak in May suggests a shift towards the winter season, where June and July maintain even higher humidity levels at 85%. This consistent moisture in the air during this time can create a unique ambiance, wrapping the coastal town in a refreshing, albeit damp, atmosphere as it gears up for the colder months ahead.
As May arrives in Oamaru, New Zealand, residents can breathe a sigh of relief as the UV Index drops to a moderate level of 3, allowing for a more comfortable outdoor experience with a burn time of 30 minutes. This marks a notable decrease from the intense summer months, where January and February boast extreme UV levels of 13 and 12 respectively, demanding a quick application of sunscreen every 10 minutes. After the high readings in March and April, May provides a gentle transition to lower UV exposure, setting the stage for cooler winter months ahead. June and July see the UV Index drop further to 2, classifying it as low and extending the burn time to 45 minutes. The overall trend highlights a seasonal ebb and flow in UV intensity, making awareness essential for enjoyment and safety in the sun. To stay informed about UV levels throughout the year, visit Oamaru UV Index.
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In May, Oamaru experiences a notable shift as the days begin to shorten, with 201 hours of sunshine marking a decrease from the vibrant 271 hours seen in March. This month serves as a transition, bridging the sunnier summer months into the cooler winter season. The decrease in sunlight is part of a broader trend that continues into June, where Oamaru typically sees only 159 hours of bright skies. However, as the calendar inches toward spring, the sun's return becomes palpable, with the region often enjoying a sunny resurgence in October, when the days grow longer again. Despite the dip in May, the overall yearly sunshine pattern reveals a consistent fluctuation between high summer brightness and the softer light of winter—each season offering its unique charm.
In Oamaru, New Zealand, the likelihood of sunny weather shows a noticeable trend as the months progress into late autumn. May enjoys a solid sun chance of 49%, making it a pleasant time to experience the region's scenic beauty. This slight dip from April's 51% indicates a transition as the cooler months approach, yet it remains higher than the winter months that follow. Interestingly, while summer months like January and February boast a consistent 33%, the chances of sunshine gradually enhance as spring approaches, peaking at 52% in September. Overall, May stands out as a favorable time to enjoy the outdoors before the grayer days of winter set in.
As May ushers in the cooler months in Oamaru, New Zealand, the daylight begins to wane, with only 9 hours of sunlight, a noticeable decline from the longer days enjoyed at the start of the year. This gradual reduction in daylight duration marks a clear trend from the 15 hours of daylight in January, steadily decreasing through each month. April, with 10 hours, signals the transition, leading into May's crisp evenings and shorter days. Following May, daylight picks up slightly with 9 hours in July, then climbs again as spring approaches, highlighting a rhythmic cycle of light and dark that defines life in Oamaru. Each month brings a dance of daylight that reflects the changing seasons, inviting residents to appreciate the subtle beauty of each passing day.
In May, Oamaru experiences a gentle breeze with an average wind speed of 3.9 m/s (9 mph), slightly picking up from the preceding months. This modest increase follows a steady trend of around 3.6 m/s in March and April, suggesting that the early autumn winds have given way to a touch more movement in the air. As the month progresses, the winds in Oamaru foreshadow the coming winter, which often brings even lighter gusts, peaking in June at 3.2 m/s. Interestingly, after May, the wind speeds begin a gradual rise again, hinting at a cycle of transition that Oamaru’s weather is known for, where the winds dance between calm and lively, creating an ever-changing backdrop for this charming coastal town.
Weather in Oamaru varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Oamaru, focusing on differences in temperature, rainfall, humidity, and UV levels.
In comparing the weather between May and January, we see notable differences. May experiences cooler temperatures with a minimum of 2°C (36°F) and an average of 10°C (50°F), peaking at 17°C (64°F). It also has a moderate level of precipitation, receiving 40 mm (1.6 in) over 8 days, combined with relatively high humidity at 84%. In contrast, January is much warmer, featuring a minimum of 8°C (47°F) and an average of 15°C (60°F), soaring up to a maximum of 28°C (83°F). Additionally, January is wetter, with 79 mm (3.1 in) of rain across 12 days, and slightly lower humidity levels at 79%. For a closer look at January weather specifics, visit Oamaru weather in January.
In comparing the weather between May and February, it becomes clear that February is generally warmer and drier. February boasts an average temperature of 15°C (60°F) with a maximum of 28°C (82°F), while May sees cooler temperatures, averaging at just 10°C (50°F) and peaking at 17°C (64°F). Additionally, February experiences more precipitation at 100 mm (3.9 in) over 11 days, compared to May's 40 mm (1.6 in) spread over 8 days. Humidity levels are also higher in May at 84%, versus 76% in February, making the latter a more comfortable month overall. For more detailed insights, check out Oamaru weather in February.
In comparing the weather between May and March, we can observe some notable differences. March generally experiences warmer temperatures, with an average of 14°C (58°F) and highs reaching up to 24°C (75°F), while May cools down significantly, averaging 10°C (50°F) and topping out at 17°C (64°F). Additionally, March is wetter, with a total precipitation of 66 mm (2.6 in) over 11 days, compared to May's 40 mm (1.6 in) across 8 days. Humidity levels are slightly higher in May at 84%, compared to March's 78%. For more detailed insights, check out Oamaru weather in March.
In comparing the weather of April and May, we can observe some notable differences. April features a milder temperature range, with a minimum of 5°C (41°F), an average of 12°C (54°F), and a maximum of 22°C (73°F), making it overall warmer than May. In contrast, May sees lower temperatures, with a minimum of 2°C (36°F), an average of 10°C (50°F), and a maximum of 17°C (64°F). Additionally, April experiences significantly more precipitation at 86 mm (3.4 in) over 12 days, compared to May's 40 mm (1.6 in) over 8 days. However, May has a slightly higher humidity level at 84%, compared to April's 81%. For a more detailed overview, you can check Oamaru weather in April.
May and June exhibit similar weather patterns, though June tends to be slightly cooler overall. In May, temperatures range from a minimum of 2°C (36°F) to a maximum of 17°C (64°F), averaging around 10°C (50°F), while in June, the temperature ranges from 2°C (36°F) to 16°C (61°F), with an average of 8°C (46°F). Both months experience comparable precipitation levels, with May receiving 40 mm (1.6 in) over 8 days and June slightly less at 39 mm (1.5 in) over 9 days. Humidity levels remain high in both months, with May at 84% and June at 85%. For more detailed information, check out the Oamaru weather in June.
In comparing the weather between May and July, we observe notable differences in temperature and precipitation. May experiences a more moderate temperature range with a minimum of 2°C (36°F), an average of 10°C (50°F), and a maximum of 17°C (64°F). In contrast, July tends to be slightly cooler, with temperatures ranging from a minimum of 1°C (34°F) to a maximum of 15°C (59°F) and an average of 7°C (45°F).
Additionally, July sees an increase in precipitation, with totals reaching 69 mm (2.7 in) over 10 days compared to May's 40 mm (1.6 in) over 8 days. Humidity remains consistently high in both months, with May at 84% and July at 85%. For more details on July’s weather specifically, you can check Oamaru weather in July.
In comparing the weather between May and August, we see some interesting similarities and differences. In May, temperatures range from a minimum of 2°C (36°F) to a maximum of 17°C (64°F), with an average of 10°C (50°F). August, on the other hand, experiences slightly cooler temperatures, with a minimum of 2°C (35°F) and a maximum of 16°C (61°F), averaging 8°C (46°F). Both months have similar levels of precipitation, with May receiving 40 mm (1.6 in) over about 8 days, while August sees 39 mm (1.5 in) across 9 days. Notably, humidity remains constant at 84% in both months, contributing to a damp atmosphere. For more specific details about the weather, refer to Oamaru weather in August.
In comparing the weather of May and September, we observe similar temperature ranges, with May averaging 10°C (50°F) and September slightly cooler at 9°C (49°F). Both months feature minimum temperatures around 2°C (36°F to 35°F) and a maximum of 17°C (64°F) in May, slightly edging up to 18°C (65°F) in September. Precipitation is a bit higher in September, with 46 mm (1.8 inches) falling over 9 days compared to 40 mm (1.6 inches) over 8 days in May. Humidity levels are comparable, at 84% for May and slightly lower at 83% for September. For more details, check Oamaru weather in September.
May and October exhibit distinct weather patterns, with May characterized by cooler temperatures ranging from a minimum of 2°C (36°F) to a maximum of 17°C (64°F) and an average of 10°C (50°F). During this month, Oamaru experiences about 40 mm (1.6 in) of precipitation over 8 days, along with a relatively high humidity of 84%. In contrast, October sees slightly warmer conditions, with temperatures ranging from a minimum of 4°C (39°F) to a maximum of 20°C (68°F) and an average of 11°C (51°F). However, it also brings increased precipitation of 80 mm (3.2 in) spread over 15 days and a humidity level of 80%. For a more detailed look at October weather, visit Oamaru weather in October.
May and November exhibit noticeable differences in weather patterns. In May, temperatures range from a chilly minimum of 2°C (36°F) to a maximum of 17°C (64°F), with an average temperature of 10°C (50°F). The month also experiences 40 mm (1.6 in) of precipitation over about 8 days and has a relatively high humidity of 84%. In contrast, November sees a more temperate climate with temperatures that range from a minimum of 5°C (42°F) to a warmer maximum of 25°C (77°F), averaging 13°C (55°F). However, it is also wetter, with 100 mm (4.0 in) of precipitation spread across approximately 12 days and slightly lower humidity at 78%. For more detailed insights, you can visit Oamaru weather in November.
In May, the weather is noticeably cooler with average temperatures ranging from a minimum of 2°C (36°F) to a maximum of 17°C (64°F). The month sees around 40 mm (1.6 in) of precipitation over about 8 days, accompanied by high humidity levels at 84%. In contrast, December offers a much warmer climate, with temperatures averaging between 8°C (47°F) and 24°C (76°F). However, it receives significantly more rainfall, totaling 101 mm (4.0 in) over 16 days, and a slightly lower humidity of 81%. For more details on the December climate, you can check Oamaru weather in December.
As May unfolds in Oamaru, residents and visitors experience a distinct shift in weather patterns compared to previous months. The cooler temperatures settle in, with the mountains and coastal breezes reminding everyone that winter is approaching. With an average temperature around 10°C (50°F), the crisp air brings a palpable freshness. Increased humidity levels hover around 84%, and precipitation becomes more frequent, with about eight days of rain contributing to the month’s total of 40 mm (1.6 in). Thus, while May retains some lingering warmth, it marks a transition towards the cooler and wetter months ahead. For more insights on weather patterns, check out the detailed information on Oamaru Climate.