Last updated: August 31, 2025
In April, Arthur's Pass, New Zealand, experiences a dynamic range of weather characterized by an average temperature of 8°C (46°F). The month can see maximums reaching 17°C (63°F) during the warming days, contrasting sharply with the chilly minimums that can plummet to -10°C (14°F) at night. With 228 mm (9.0 in) of precipitation spread over 16 days, visitors should be prepared for rain-soaked adventures amidst the stunning landscapes. The high humidity level at 84% lends an intriguing mist to the scenery, enhancing the natural beauty of this mountainous region. Whether you're trekking the trails or enjoying the scenic vistas, April in Arthur's Pass offers a captivating blend of elements for every nature enthusiast.
In April, Arthur's Pass experiences a notable shift in temperatures as autumn settles in. The month brings a minimum of -10°C (14°F), a stark contrast to the warmer months preceding it, while the average temperature hovers around 8°C (46°F). Daily highs reach up to 17°C (63°F), offering fluctuations that signal the transition from the mild breezes of March to the crisp chill of winter. This trend indicates a consistent drop in temperatures as the year progresses, setting the stage for the colder months ahead. Visitors can expect brisk, refreshing air and stunning autumn foliage, perfect for exploring the breathtaking scenery that this unique region has to offer.
In April, Arthur's Pass experiences a notable consistency in its weather patterns, receiving 228 mm (9.0 in) of precipitation over 16 days of rain. This amount is slightly less than the deluge of previous months, yet it remains well within the region's typically wet climate. Remarkably, the precipitation levels in April closely mirror those of March, reinforcing the notion that autumnal rains in the Southern Alps are a steadfast feature. As May approaches, a gradual increase to 243 mm (9.6 in) is anticipated, indicating that while April offers a brief respite, the wet season is far from over, leading to expectations of lush landscapes bolstered by ongoing moisture.
In April, Arthur's Pass experiences a noticeable uptick in humidity, reaching 84%, a peak that signals the transition into cooler months. Following the trend seen in March, where humidity also landed at 81%, April marks a shift toward a more humid environment, paving the way for the even higher levels that May brings at 87%. This gradual increase in humidity reflects the region's unique weather patterns, where moisture-laden atmospheres become more prevalent as winter approaches. Overall, the spring months exhibit a rhythm of rising humidity, ultimately creating a lush and vibrant landscape characteristic of this stunning part of New Zealand.
As April arrives in Arthur's Pass, New Zealand, the UV Index reflects a decline from the intense summer months, settling at a moderate level of 6. This signifies a shift from the extreme conditions of January and February, where a mere 10 minutes of sun could lead to burning, to a more manageable 25-minute burn time this month. While the Index is still classified as high, it encourages outdoor enthusiasts to enjoy the stunning landscapes with a bit more caution than in the mid-summer months. As autumn progresses, the UV Index continues to trend downward, dipping to moderate levels in May. For more detailed information on UV exposure, visit Arthur's Pass UV Index.
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As April arrives in Arthur's Pass, the region experiences a notable shift in sunshine, basking in 209 hours of sunlight. While this marks a dip from the brighter months of January and February, the lingering light continues to be a balm for the soul, suggesting a gentle transition towards the cooler seasons. This spectrum of sunshine hints at a broader trend where the early part of the year enjoys a vibrant brightness, peaking in December with 299 hours of sunshine. Following that peak, the gradual decrease becomes evident, as May and June present fewer sunny days, reflecting the region's shift into winter. Overall, April’s charm lies in its balance, capturing the tail end of summer’s warmth while ushering in the tranquil beauty of autumn.
In April, the likelihood of sunny weather in Arthur's Pass, New Zealand drops to a modest 19%, making it one of the cloudier months in the region. This trend of diminishing sunshine begins to emerge as summer transitions into autumn, with both March and January boasting significantly higher chances of clear skies at 26% and 26% respectively. May bounces back slightly to 28%, suggesting a brief resurgence in sunny days before the winter months set in. It's a month of change, with April's lower sunshine likelihood reminding visitors to embrace the region's stunning landscapes, even if they are often cloaked in clouds.
In April, daylight in Arthur's Pass, New Zealand, wanes to 10 hours, signaling the gradual transition from the brightness of summer toward the cooler months. After a robust 14 hours in January, daylight steadily decreases, with each month seeing a decrease of about an hour until April. This pattern highlights the shift in seasons; as March boasts 12 hours of daylight, April’s drop marks the onset of autumn, transitioning into the shorter days of May and June, which maintain 9 hours of daylight. Interestingly, the cycle shifts again by August, returning to 10 hours, suggesting a gentle reawakening of daylight as the year progresses toward spring. Overall, the trend illustrates nature's rhythm, with daylight ebbing and flowing in harmony with the seasons.
In April, the winds of Arthur's Pass dance lightly through the stunning landscapes, with an average speed of 2.3 m/s (5 mph). This mild breeze reflects a gentle transition from the warmer months, where January recorded the highest wind speeds at 2.5 m/s (6 mph). Following March's quiet whisper of 2.1 m/s, April’s winds pick up just slightly before giving way to the calmness of winter months. As temperatures drop into May and June, we see a gradual decline in wind speed, peaking again in September at 2.7 m/s (6 mph), hinting at the annual change in seasons. The consistent, yet varied nature of the winds throughout the year creates a unique atmosphere, enhancing the breathtaking beauty of this alpine region.
Weather in Arthur's Pass varies notably across the year, with each month offering distinct climate conditions. This page compares April’s weather to other months in Arthur's Pass, focusing on differences in temperature, rainfall, humidity, and UV levels.
In comparing the weather of April and January, one can observe notable differences in temperatures and precipitation patterns. April typically experiences cooler conditions, with temperatures ranging from a minimum of -10°C (14°F) to a maximum of 17°C (63°F), and an average of 8°C (46°F). In contrast, January boasts milder temperatures, ranging from 0°C (33°F) to 23°C (73°F), with an average of 12°C (54°F). Additionally, both months see a similar amount of precipitation, approximately 210-228 mm, spread across 16 days; however, April has slightly higher humidity at 84%, compared to January's 81%. For more detailed information about January weather, you can refer to Arthur's Pass weather in January.
When comparing the weather in April and February, April tends to be cooler with temperatures ranging from a minimum of -10°C (14°F) to a maximum of 17°C (63°F), while February enjoys milder conditions with temperatures between 0°C (33°F) and 22°C (72°F). Precipitation levels are quite similar, with April receiving 228 mm (9.0 in) over 16 days and February recording 230 mm (9.0 in) over 15 days. Humidity is also higher in April at 84%, compared to February's 79%. For more detailed information on February weather, you can check Arthur's Pass weather in February.
In comparing the weather of April and March, we see notable differences in both temperature and precipitation patterns. April experiences a wider range of temperatures, with a minimum of -10°C (14°F) and an average of 8°C (46°F), while March is milder with minimum temperatures around -2°C (29°F) and an average of 11°C (52°F). Although both months have similar precipitation levels—228 mm (9.0 in) in April and 229 mm (9.0 in) in March—April records slightly more rainy days, totaling 16 compared to March's 15. Humidity is generally higher in April at 84%, compared to 81% in March. For a more detailed view of March weather, you can visit Arthur's Pass weather in March.
April and May share some similarities in weather patterns, but also exhibit notable differences. In April, temperatures range from a minimum of -10°C (14°F) to a maximum of 17°C (63°F), with an average of 8°C (46°F). The month sees substantial precipitation of 228 mm (9.0 in) over 16 days and a humidity level of 84%. In contrast, May has slightly lower average temperatures, with a minimum of -9°C (16°F) and a maximum of 15°C (58°F), averaging 5°C (42°F). Precipitation increases to 243 mm (9.6 in) over 17 days, and humidity rises to 87%. For more detailed information on the weather during this time, visit Arthur's Pass weather in May.
April and June exhibit distinct weather patterns, with April generally being milder. In April, temperatures range from a minimum of -10°C (14°F) to a maximum of 17°C (63°F), with an average of 8°C (46°F). It sees substantial precipitation, with 228 mm (9.0 in) falling over 16 days and humidity levels at 84%. In contrast, June records lower temperatures, with a minimum of -10°C (15°F), an average of 3°C (37°F), and a maximum of 13°C (55°F). The month features less precipitation at 137 mm (5.4 in) over 15 days, accompanied by slightly higher humidity at 87%. For more detailed information on June weather, you can check out Arthur's Pass weather in June.
April features a wider temperature range with an average of 8°C (46°F) and maximums reaching 17°C (63°F), making it relatively warm compared to July's cooler average of just 2°C (36°F) and maximums peaking at 10°C (51°F). Both months experience significant precipitation, with April receiving 228 mm (9.0 in) over 16 days and July slightly higher at 269 mm (10.6 in) across 17 days. Humidity levels are fairly similar, with April at 84% and July just a tad higher at 87%. For more detailed insights on July’s weather, check out Arthur's Pass weather in July.
April and August display notable differences in weather patterns. In April, temperatures range from a minimum of -10°C (14°F) to a maximum of 17°C (63°F), with an average of 8°C (46°F), while August sees slightly cooler temperatures with a minimum of -11°C (13°F) and a maximum of 11°C (52°F), averaging 3°C (37°F). Precipitation levels are relatively high in both months, with April receiving 228 mm (9.0 in) over 16 days compared to August's 202 mm (7.9 in) over 20 days, reflecting a similar frequency of rainy days. Humidity is also quite comparable, remaining around 84% in April and increasing slightly to 85% in August. For more detailed information, you can check Arthur's Pass weather in August.
April and September showcase distinct transitional weather patterns as winter gives way to spring and then shifts toward autumn. In April, temperatures range from a chilly minimum of -10°C (14°F) to a milder maximum of 17°C (63°F), with an average of 8°C (46°F). While this month sees an average of 228 mm (9.0 in) of precipitation over 16 days, the humidity is relatively high at 84%. In contrast, September experiences slightly warmer temperatures, with a range from -8°C (18°F) to a maximum of 13°C (56°F), and an average of 4°C (40°F). This month is even wetter, accumulating 270 mm (10.6 in) of precipitation across 19 days, accompanied by a humidity level of 85%. For more detailed weather insights, check out Arthur's Pass weather in September.
April and October present a fascinating contrast in weather, with both months experiencing similar average humidity levels of 84%. In April, temperatures range from a minimum of -10°C (14°F) to a maximum of 17°C (63°F), while October offers slightly cooler conditions, with temperatures from -12°C (11°F) to 18°C (64°F). Precipitation is notably higher in October, accumulating 251 mm (9.9 in) over 21 days, compared to April's 228 mm (9.0 in) over 16 days. For a detailed look at the October weather in the region, you can visit Arthur's Pass weather in October.
In comparing the weather of April and November, April tends to be cooler, with average temperatures ranging from -10°C (14°F) to 17°C (63°F) and a high humidity level of 84%. This month experiences significant rainfall, accumulating 228 mm (9.0 in) over 16 days. In contrast, November is slightly milder with temperatures ranging from -4°C (25°F) to 20°C (68°F), and although it sees more rain at 304 mm (12.0 in) over 19 days, the humidity is slightly lower at 82%. For more detailed insights on November weather, you can check Arthur's Pass weather in November.
April and December exhibit distinct weather patterns, showcasing the transition between spring and the onset of summer. In April, temperatures range from a chilly minimum of -10°C (14°F) to a mild maximum of 17°C (63°F), with an average of 8°C (46°F). The month experiences 228 mm (9.0 in) of precipitation over 16 days, while humidity remains high at 84%. In contrast, December brings warmer conditions, with temperatures ranging from a minimum of -1°C (31°F) to a maximum of 22°C (72°F), averaging 11°C (52°F). Precipitation increases slightly to 285 mm (11.2 in) across 19 days, and the humidity remains consistent at 84%. For a closer look at December weather specifics, you can check Arthur's Pass weather in December.
April in Arthur's Pass presents a striking transition into the heart of autumn, with temperatures significantly cooler than the preceding months. As nature dons its vibrant hues, the area experiences an increase in precipitation, making it one of the wetter months, with rain falling on over half the days. The heightened humidity adds a crispness to the air, marking a noticeable shift from summer's warmth. This blend of cooler temperatures and frequent rain creates an invigorating atmosphere, perfect for those seeking a more tranquil and picturesque experience amidst the stunning landscapes. To learn more about average climate conditions throughout the year, visit Arthur's Pass Climate.