Last updated: August 31, 2025
March in Blenheim, New Zealand, offers a delightful transition into autumn, characterized by a maximum temperature reaching a pleasant 24°C (76°F) and an average of 15°C (60°F), ideal for outdoor activities. The month experiences minimum temperatures dipping to around 7°C (44°F), providing a refreshing contrast. With precipitation amounting to 66 mm (2.6 in) over 8 days, occasional showers add to the lush environment, complemented by an average humidity of 79%. Whether you're exploring local vineyards or enjoying scenic views, March serves as a vibrant backdrop for countless adventures in Blenheim.
In Blenheim, New Zealand, March ushers in the subtle transition from the warm summer months into the cooler embrace of autumn. With minimum temperatures around 7°C (44°F), days begin to cool down, presenting a refreshing shift from February's lingering warmth. The average temperature drops to 15°C (60°F), while peaks reach a delightful 24°C (76°F), still offering ample opportunity for outdoor activities. This month sees a gentle decline from February’s higher averages, reflecting the gradual descent of the season. As grapevines ripen for harvest, March’s mild climate creates a picturesque backdrop, perfect for experiencing Blenheim's renowned wine country before its chillier months begin to set in.
In March, Blenheim experiences a notable transition in precipitation patterns, receiving 66 mm (2.6 in) of rain over 8 days. This amount is slightly lower than the wetter conditions experienced in February, yet it marks a significant uptick compared to the drier months of January. As the region moves toward the cooler autumn months, the steady rainfall foreshadows the wetter conditions to come, with April typically bringing even higher totals. This trend indicates a shift as Blenheim prepares for its peak precipitation months later in the year, emphasizing the dynamic climate of this picturesque New Zealand locale.
In Blenheim, New Zealand, March maintains a consistent humidity level of 79%, mirroring the figures from both January and February. This stability hints at a transitional phase leading into the cooler months. As the year progresses, a noticeable trend emerges: humidity begins to rise, reaching 80% in April and peaking at 86% during the cooler winter months of June and July. Following this, humidity levels slightly decline but remain elevated, hovering around the 80% mark as spring approaches. This gradual increase in humidity showcases the region's shift from the warmth of summer to the cooler, wetter conditions typical of autumn and winter.
In March, the UV Index in Blenheim, New Zealand, dips to 9, maintaining a very high exposure category. This is a slight decrease from the extreme levels of 13 experienced in the preceding months of January and February, allowing for a slightly longer burn time of 15 minutes. As summer transitions to autumn, this trend indicates a gradual easing of sun intensity; however, it remains crucial to take sun protection measures seriously. The subsequent months will see a further decline in the UV Index, particularly moving into April with a high rating of 7. For those planning outdoor activities in March, it’s important to stay informed and protect your skin effectively—learn more about the Blenheim UV Index for safety tips and updates.
UV Risk Categories
March in Blenheim, New Zealand, offers a delightful blend of sunshine, boasting 289 hours of bright, cheerful days. While slightly fewer than January and February, the warmth of early autumn still envelops the region, creating an inviting atmosphere for outdoor activities. As the sun begins to wane in April with just 242 hours, the gradual transition signals the arrival of cooler months. Yet, March stands out with its vibrant energy, perfectly capturing the tail end of summer and hinting at the picturesque autumn to come. It's a time to relish the lingering warmth before the daylight hours dwindle in the ensuing months.
In Blenheim, New Zealand, the likelihood of sunny weather showcases intriguing seasonal trends throughout the year. March, with a 43% chance of sun, marks a dip from the summer peak in January at 55% and the relatively sunny February at 46%. Following March, there’s a slight rebound in April with a 50% chance of sunny days, hinting at variability as the seasons shift. Overall, while sunny days are more prevalent in the early months of the year, the spring and summer months consistently feature the highest probabilities, making them ideal for outdoor activities in this picturesque region.
In Blenheim, New Zealand, March ushers in a subtle shift in daylight duration, with approximately 12 hours of daylight available. This decline from January's generous 14 hours reflects a gradual transition into autumn, as the days begin to shorten. Following March, daylight hours continue to decrease, dipping to around 10 hours in April before stabilizing at 9 hours through the heart of winter. Interestingly, the pattern of daylight length in Blenheim showcases a vibrant cycle, starting with the longest days of the year in December and returning to them again by November, allowing for plenty of sunlight during the warmer months. As each season unfolds, this dynamic rhythm emphasizes the rich tapestry of New Zealand's seasonal changes, creating a picturesque experience for both residents and visitors alike.
As March unfurls in Blenheim, New Zealand, the gentle whispers of the wind grace the region with an average speed of 4.1 m/s (9 mph). This marks a subtle decline from the slightly breezier months of January and February, which boasted average speeds of 4.5 m/s and 4.3 m/s, respectively. As autumn approaches, the winds begin to soften, transitioning into a pattern that will continue into April and May. This calmness is a prelude to the invigorating gusts of spring, with September showing a notable increase at 5.2 m/s (12 mph). Overall, March serves as a gentle reminder of the changing seasons, nestled between the lively summer winds and the more robust breezes that follow.
Weather in Blenheim varies notably across the year, with each month offering distinct climate conditions. This page compares March’s weather to other months in Blenheim, focusing on differences in temperature, rainfall, humidity, and UV levels.
When comparing the weather in March and January, notable differences emerge. In March, the temperatures range from a minimum of 7°C (44°F) to a maximum of 24°C (76°F), averaging around 15°C (60°F). In contrast, January features slightly higher temperatures, with a minimum of 7°C (45°F) and a maximum reaching 29°C (84°F), averaging 17°C (63°F). January is not only warmer but also experiences less precipitation, recording 41 mm (1.6 in) over 6 days, compared to March’s 66 mm (2.6 in) over 8 days. Both months maintain a consistent humidity level of 79%. For more details, check Blenheim weather in January.
In February, the weather tends to be slightly warmer, with average temperatures around 17°C (63°F), peaking at a maximum of 28°C (82°F). This contrasts with March, where the average temperature drops to 15°C (60°F) and the maximum reaches 24°C (76°F). Both months experience similar precipitation levels, with February recording 67 mm (2.6 in) over 6 days and March slightly lower at 66 mm (2.6 in) over 8 days. Humidity remains consistent at 79% for both months. For more detailed insights into February weather, check out Blenheim weather in February.
March and April exhibit distinct differences in weather patterns, with March generally being warmer and drier. In March, temperatures range from a minimum of 7°C (44°F) to a maximum of 24°C (76°F), averaging around 15°C (60°F). In contrast, April sees a slight drop in temperature, with a minimum of 4°C (39°F) and a maximum of 22°C (71°F), averaging 13°C (56°F). Additionally, April experiences more precipitation, totaling 98 mm (3.9 in) over 8 days compared to March's 66 mm (2.6 in) over the same number of days. Humidity levels remain similar, with March at 79% and April slightly higher at 80%. For a closer look at April weather specifically, you can check Blenheim weather in April.
In comparing the weather of March and May, March tends to be warmer with average temperatures ranging from a minimum of 7°C (44°F) to a maximum of 24°C (76°F), compared to May's cooler temperatures, which range from a minimum of 1°C (35°F) to a maximum of 19°C (67°F). However, May experiences slightly higher precipitation with 76 mm (3.0 in) compared to March's 66 mm (2.6 in), even though both months have rain for about 8 days. Additionally, May has a higher humidity level at 84% compared to March's 79%. For a detailed overview of the weather patterns in May, you can visit Blenheim weather in May.
In March, the weather is generally warmer with temperatures ranging from a minimum of 7°C (44°F) to a maximum of 24°C (76°F), and averaging around 15°C (60°F). It sees a moderate amount of rainfall, totaling 66 mm (2.6 in) over about 8 days, with humidity levels around 79%. In contrast, June experiences cooler temperatures, with a minimum of 1°C (35°F) and a maximum of 17°C (63°F), leading to an average of 9°C (48°F). Precipitation slightly increases to 77 mm (3.0 in) over 10 days, along with higher humidity at 86%. This contrast in weather patterns shows March as a more favorable month for warmer outdoor activities, while June tends to be cooler and wetter. For more detailed information on June weather, you can visit Blenheim weather in June.
Comparing the weather in March and July reveals distinct seasonal variations. March boasts more favorable temperatures, with a minimum of 7°C (44°F) and an average of 15°C (60°F), reaching a maximum of 24°C (76°F). In contrast, July experiences cooler temperatures, with a minimum of just 1°C (34°F) and an average of 8°C (47°F), peaking at 15°C (59°F). Additionally, March typically sees lower precipitation levels at 66 mm (2.6 inches) over 8 days, while July is wetter, with 97 mm (3.8 inches) over 12 days. Humidity is higher in July at 86%, compared to 79% in March, contributing to a more saturated feeling during the winter month. For a more detailed look at July weather, you can check Blenheim weather in July.
March features a more moderate climate compared to August, boasting average temperatures ranging from a minimum of 7°C (44°F) to a maximum of 24°C (76°F). In contrast, August sees cooler temperatures, with averages between 1°C (34°F) and 18°C (65°F). While March experiences around 66 mm (2.6 in) of precipitation over approximately 8 days, August is slightly wetter, with 73 mm (2.9 in) falling over 10 days. Both months show relatively high humidity levels, with August slightly higher at 83% compared to March's 79%. For those interested in a more detailed look at August weather, check out Blenheim weather in August.
March and September present contrasting weather patterns. In March, temperatures range from a minimum of 7°C (44°F) to a comfortable average of 15°C (60°F), reaching a maximum of 24°C (76°F). With only 66 mm (2.6 in) of precipitation spread over 8 days, it tends to be drier, and humidity is at a moderate 79%. In contrast, September experiences cooler temperatures, with a minimum of 1°C (34°F) and an average of 10°C (50°F), peaking at 18°C (65°F). It also sees a bit more rain, totaling 82 mm (3.2 in) over 10 days, alongside slightly higher humidity at 83%. For more insights, check out Blenheim weather in September.
March and October weather exhibit notable differences, with March generally presenting milder temperatures than October. In March, temperatures range from a minimum of 7°C (44°F) to a maximum of 24°C (76°F), with an average of 15°C (60°F); meanwhile, October sees cooler temperatures, with a low of 2°C (36°F), an average of 12°C (54°F), and a high of 20°C (69°F). Precipitation is slightly higher in October, totaling 76 mm (3.0 in) over 11 days compared to March's 66 mm (2.6 in) across 8 days. Humidity levels are also similar, with March at 79% and October at 82%. For more insights on October weather, you can visit Blenheim weather in October.
March and November share similar maximum temperatures, both reaching around 24°C (76°F), but exhibit notable differences in overall weather conditions. In March, temperatures range from a minimum of 7°C (44°F) to an average of 15°C (60°F), while November sees slightly cooler temperatures, with a minimum of 5°C (41°F) and an average of 14°C (57°F). Precipitation also differs, as March receives 66 mm (2.6 in) over about 8 days, compared to November's 81 mm (3.2 in) over 11 days. Humidity levels are relatively close, with March at 79% and November slightly higher at 82%. For more detailed information, visit Blenheim weather in November.
March and December present mild and pleasant weather, with similar temperature ranges but notable differences in precipitation. In March, temperatures range from a minimum of 7°C (44°F) to a maximum of 24°C (76°F), with an average of 15°C (60°F) and total precipitation of 66 mm (2.6 in) over 8 days. In contrast, December features slightly cooler temperatures, with a minimum of 6°C (43°F), an average of 16°C (61°F), and a maximum of 25°C (77°F). However, it experiences more rainfall, totaling 101 mm (4.0 in) across 12 days. Humidity levels are also comparable, with March at 79% and December at 81%. For more detailed insights, you can check out Blenheim weather in December.
As March settles in, Blenheim experiences a transition into early autumn, characterized by mild temperatures and a notable increase in humidity. Unlike the higher peaks of summer, where temperatures soar, March offers a comfortable average that invites outdoor enjoyment. However, it's also a month where rainfall becomes more frequent, with precipitation returning after the dry summer months, marking a shift in the seasonal landscape. The blend of warm days and cooler nights creates ideal conditions for a variety of activities, making it a delightful time to explore the region. For a deeper dive into the intriguing features of Blenheim's weather, visit Blenheim Climate.