Last updated: August 31, 2025
May in Westport, New Zealand, presents a cool and moist climate characterized by average temperatures hovering around 13°C (55°F), with highs of 18°C (65°F) and lows dipping to 6°C (43°F). This month typically experiences significant precipitation, with around 250 mm (9.9 in) falling over approximately 16 rainy days, contributing to an overall humidity level of 80%. Visitors can expect lush landscapes framed by a refreshing, if sometimes soggy, atmosphere—perfect for those seeking the dramatic beauty of Westport's coastal scenery.
As autumn deepens in Westport, New Zealand, May brings a notable shift in temperatures. With minimums dipping to 6°C (43°F) and average highs reaching 18°C (65°F), the month reflects a transition towards cooler weather. The average temperature of 13°C (55°F) feels significantly brisker than April's mildness, signaling the end of the warmer months. This gradual drop aligns with the broader trend of cooling temperatures, as the region prepares for the chillier winter ahead. Embrace the crisp air and the beautiful autumnal landscapes that May offers, as nature transitions into a serene, tranquil phase.
May in Westport, New Zealand, stands out as a notably wet month, with the town receiving an impressive 250 mm (9.9 in) of precipitation across 16 days. This marks a significant uptick from the previous months, particularly April, which saw 219 mm (8.6 in) over 17 days. The trend shows that as the autumn season progresses towards winter, rainfall tends to unify both in volume and frequency, peaking in June with a substantial 301 mm (11.8 in). Interestingly, while May delivers one of the highest precipitation amounts, it also reflects the geographical character of Westport, where rain is a regular companion through the seasons, contributing to the region's lush landscapes.
In Westport, New Zealand, the humidity in May hovers at a comfortable 80%, continuing the trend observed in the preceding months. Following the slightly lower levels of 79% in both March and April, May sees a mild uptick, aligning closer to the warmer months of January and February, which peak at 84% and 80%, respectively. As we transition from the autumn chill to the gradual onset of winter, the humidity consistently maintains a rhythm, with June and July reflecting similar levels at 82%. Overall, May acts as a bridge, keeping humidity levels relatively stable and inviting, making it a lovely time to experience the lush landscapes of Westport.
In May, Westport experiences a moderate UV Index of 4, signaling a shift from the more intense summer months. With a burn time of 30 minutes, this is a welcome change from the extreme levels seen in January and February, where the UV Index peaked at 13. As the region transitions into winter, the UV Index continues to drop, easing exposure risk significantly compared to the preceding seasons. While March and April featured a high and very high exposure category respectively, May’s moderate rating encourages sun seekers to enjoy the outdoors while still practicing safe sun habits. For those planning their outdoor activities, it's a great time to take advantage of the milder conditions. For further details on UV exposure throughout the year in this scenic locale, check out the Westport UV Index.
UV Risk Categories
May in Westport, New Zealand, brings a gentle ebb in sunshine hours, with 186 hours of bright days, a decline following the vibrant summer months. While January shines the brightest with 258 hours, May signals a transition towards winter, as daylight gradually fades. This trend continues into June, which sees a further decrease to 169 hours. Interestingly, despite the drop in sunlight, the allure of Westport remains, as each month offers its unique charm—from the golden hues of late autumn to the crisp clarity of the approaching winter. As the year progresses, months like November and December burst forth with a rich resurgence of sunshine, reminding us of the cyclical nature of light in this picturesque locale.
In May, Westport, New Zealand, enjoys a 41% chance of sunny weather, which is a slight uptick from the previous months, suggesting a modest transition towards warmer days. This improvement is reflective of the region's shifting seasons, as it follows the relatively low probabilities of sunshine in April and continues a trend of gradual increase through the early months of winter. Notably, while the chance of sun in May slightly surpasses that of January and neighboring months, the long-term seasonal pattern indicates that Westport is gradually moving towards a cooler climate, with the likelihood of sun dropping significantly in the ensuing winter months. As summer approaches, residents and visitors alike can look forward to this brief window of brighter weather.
In May, daylight in Westport, New Zealand, begins to wane as the region transitions into winter, offering just 9 hours of sunlight. This marks a significant decrease from the 10 hours in April, signaling the onset of shorter days that will persist throughout June and July. Interestingly, after these darker months, the daylight duration gradually begins to extend again, reaching 10 hours by August. Overall, May encapsulates this downward trajectory in daylight, contrasting sharply with the long, sun-soaked days of summer, where January boasts a generous 14 hours. The trends in daylight not only highlight the seasonal shifts but also emphasize the deepening connection between the natural environment and the rhythms of life in Westport.
In May, Westport, New Zealand continues to experience a moderate breeze, with an average wind speed of 4.1 m/s (9 mph), mirroring the wind conditions from the previous month. This stability in wind patterns reveals a transition from the lighter breezes of February and March, which hovered around 3.6 to 3.8 m/s, to the onset of slightly stronger winds leading into the winter months. As the seasons shift, July and September bring more vigorous gusts, reaching up to 5.0 m/s (11 mph) and 5.4 m/s (12 mph) respectively, indicating the area’s characteristic increase in wind intensity as summer gives way to winter. Thus, May serves as a bridge, maintaining a comfortable breeze while hinting at the more robust winds just around the corner.
Weather in Westport varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Westport, focusing on differences in temperature, rainfall, humidity, and UV levels.
In comparing the weather of May and January, we see notable differences in temperature and precipitation patterns. May has cooler temperatures, with a minimum of 6°C (43°F) and an average of 13°C (55°F), reaching a maximum of 18°C (65°F). It also experiences a significant amount of rainfall, with 250 mm (9.9 in) spread over 16 days, contributing to a humidity level of 80%. In contrast, January enjoys warmer conditions, featuring a minimum temperature of 10°C (50°F) and an average of 16°C (62°F), peaking at 23°C (73°F). January's rainfall is lighter at 169 mm (6.7 in) over 13 days, and the humidity is slightly higher at 84%. For more insights on January weather specifics, check out Westport weather in January.
When comparing the weather in May and February, several differences stand out. February typically enjoys warmer temperatures, with minimums around 10°C (51°F) and maximums reaching 25°C (76°F), while May sees cooler temperatures ranging from 6°C (43°F) to a maximum of 18°C (65°F). Additionally, February experiences less precipitation, averaging 155 mm (6.1 in) over 12 days, compared to May's heavier rainfall of 250 mm (9.9 in) across 16 days. Both months share similar humidity levels at around 80%, but the overall climate in February is noticeably milder. For more detailed information on February conditions, you can refer to Westport weather in February.
In comparing the weather of March and May, March tends to be slightly warmer, with average temperatures ranging from a minimum of 10°C (50°F) to a maximum of 22°C (73°F). In contrast, May sees cooler temperatures, with averages fluctuating between 6°C (43°F) and 18°C (65°F). While both months experience similar levels of precipitation, with May receiving 250 mm (9.9 in) and March 198 mm (7.8 in), both have rainfall spread over approximately 16 days. Humidity levels are comparable as well, with May at 80% and March at 79%. For more specific insights into March, you can explore Westport weather in March.
In comparing the weather of May and April, May tends to be slightly cooler, with average temperatures ranging from a minimum of 6°C (43°F) to a maximum of 18°C (65°F), while April features warmer averages of 8°C (46°F) to 21°C (69°F). Although May has a higher overall precipitation of 250 mm (9.9 in) spread over 16 days, April's precipitation is also significant at 219 mm (8.6 in) over 17 days. Humidity levels are quite similar, with May at 80% and April at 79%. For more detailed insights, you can check Westport weather in April.
May and June exhibit notable differences in weather patterns. In May, temperatures range from a minimum of 6°C (43°F) to a maximum of 18°C (65°F), with an average of 13°C (55°F). The month sees considerable precipitation, totaling 250 mm (9.9 in) over 16 days, contributing to a humidity level of 80%. In contrast, June features slightly cooler temperatures, with a maximum of 17°C (62°F) and a drop in average temperature to 11°C (52°F). Precipitation also decreases significantly to 145 mm (5.7 in) over 13 days, while humidity rises slightly to 82%. For more detailed information, you can refer to Westport weather in June.
In comparing the weather between May and July, we observe distinct differences in temperature and precipitation. May typically experiences milder conditions, with an average temperature of 13°C (55°F) and a maximum of 18°C (65°F). In contrast, July is cooler, with an average of 10°C (50°F) and a maximum of only 15°C (59°F). Both months see significant rainfall, with July slightly edging out May in terms of precipitation, accumulating 301 mm (11.8 in) over 17 days compared to May's 250 mm (9.9 in) over 16 days. Humidity levels remain high in both months, hovering around 80% in May and slightly increasing to 82% in July. For more detailed information, you can check the Westport weather in July.
May and August in Westport experience relatively similar precipitation levels, both receiving around 250 mm of rain, but the distribution of that rain varies slightly. May boasts slightly warmer temperatures, with averages reaching 13°C, while August averages drop to 11°C. Additionally, May generally enjoys more pleasant max temperatures of 18°C compared to August's peak of 15°C. The humidity remains high in both months, around 80% in May and slightly lower at 79% in August. Overall, while both months are damp, May tends to be a bit warmer and more comfortable. For a detailed look at August's conditions, you can refer to Westport weather in August.
May and September present relatively similar weather patterns, though with notable differences. In May, temperatures range from a minimum of 6°C (43°F) to a maximum of 18°C (65°F), averaging around 13°C (55°F). This month sees significant rainfall, with about 250 mm (9.9 in) over 16 days, coupled with a humidity level of 80%. In contrast, September tends to be slightly cooler, with temperatures ranging from 4°C (40°F) to 15°C (60°F), averaging 11°C (52°F). It also experiences a bit more rainfall, totaling 264 mm (10.4 in) across 18 days, while maintaining a similar humidity level of 81%. For more detailed information, you can check Westport weather in September.
May and October offer similar temperature ranges, with both months featuring a minimum of 6°C (43°F) and a maximum around 18°C (64-65°F). However, May tends to be slightly warmer on average at 13°C (55°F), compared to October's average of 12°C (54°F). Precipitation is abundant in both months, with May experiencing about 250 mm (9.9 in) over 16 days, while October sees a slightly lower total of 229 mm (9.0 in) over 19 days. Additionally, humidity levels are comparable, with May at 80% and October slightly higher at 82%. For a more detailed look at October weather, you can visit Westport weather in October.
In comparing the weather of May and November, both months exhibit mild temperatures, though November tends to be slightly warmer. May has an average temperature of 13°C (55°F), with maximums reaching 18°C (65°F), while November's average temperature is 14°C (57°F), peaking at 20°C (69°F). Precipitation levels in May are higher, totaling 250 mm (9.9 in) over 16 days, compared to November’s 210 mm (8.3 in) across 14 days. Additionally, humidity is a bit more pronounced in November at 84%, compared to May’s 80%. For a detailed overview and specific information, visit Westport weather in November.
May and December present distinct weather profiles, with May experiencing cooler temperatures averaging around 13°C (55°F) compared to December's milder average of 16°C (61°F). While May has a slightly lower maximum temperature of 18°C (65°F), December reaches up to 23°C (73°F). Both months see significant rainfall, with May receiving 250 mm (9.9 in) over approximately 16 days, while December totals 233 mm (9.2 in) over 18 days. Humidity levels are fairly high in both months, with May at 80% and December slightly higher at 85%. For a detailed look at December's weather conditions, you can explore Westport weather in December.
As May unfolds in Westport, the weather transitions notably from the milder, sunnier days of earlier months. Temperatures cool down significantly, with average highs hovering around a crisp 13°C (55°F), making it a refreshing time for outdoor activities. This month also brings an increase in rainfall, with 16 days of precipitation, contributing to the region's lush landscapes. Humidity levels rise, creating a damp atmosphere that contrasts sharply with the drier summer months. For those planning a visit during May, it's essential to come prepared for the unpredictable elements and enjoy the vibrant natural beauty that this time of year offers. For more insights on weather patterns, check out Westport Climate.