Last updated: August 21, 2025
March in Haikou, China offers a pleasant transition into spring, with temperatures ranging from a minimum of 3°C (38°F) to a maximum of 30°C (86°F), averaging around 14°C (58°F). The month is marked by a notable increase in precipitation, totaling 205 mm (8.1 in) across 16 days, contributing to the region's lush scenery. With an average humidity of 81%, visitors can expect a humid yet vibrant atmosphere, ideal for experiencing Haikou’s blooming landscapes and cultural richness.
In March, Haikou, China, begins to shake off the winter chill, transitioning into a more comfortable climate. With temperatures ranging from a mild 3°C (38°F) to a warm 30°C (86°F), the city experiences an average temperature of 14°C (58°F). This month marks a significant shift from the cooler months of January and February, where temperatures hovered around 8°C (46°F) and 9°C (48°F), respectively. As spring unfolds, the increased warmth is palpable, making March an ideal time for outdoor activities and exploration. The gradual rise in temperatures not only signifies the approach of warmer months but also brings life back to the landscapes of this beautiful coastal city.
In March, Haikou experiences a significant uptick in precipitation, with 205 mm (8.1 inches) of rain recorded over 16 days. This marks a noticeable increase from the preceding months, as February's rainfall totaled 83 mm (3.3 inches) across 12 days. The transition into March signals the onset of a wet season, with precipitation levels soaring to nearly two and a half times the amount of February. This surge sets the stage for even wetter months ahead, particularly as April follows with 179 mm (7.0 inches), hinting at a pattern of increasingly heavy rainfall leading into the summer. The shift from drier winter months to the more saturated spring is a prominent feature of Haikou's climate, highlighting the region's dynamic weather patterns.
In March, Haikou experiences a notable increase in humidity, rising to 81%. This upward trend marks the beginning of a more humid season, as the city transitions from the cooler months of January and February, where humidity levels hovered around 65% and 71%, respectively. As the year progresses, the humidity continues to climb, peaking in the summer months of July at a staggering 91%. This pattern indicates Haikou's tropical climate, characterized by high humidity levels, particularly in the latter half of the year. With April following closely at 86%, it’s clear that March serves as a pivotal point, signaling the onset of the hotter, more humid months ahead.
As March rolls into Haikou, China, the UV Index soars to 9, signaling a shift to very high exposure levels and a burn time of just 15 minutes. This sharp increase is part of a broader trend, as the UV Index steadily rises from 6 in January to 7 in February, ultimately reaching a peak of 10 in April and even 11 in May. With such intense sunlight on the horizon, it's crucial for residents and visitors alike to take protective measures as outdoor plans kick off. Staying informed about the changing UV levels throughout the months can help ensure safety under the sun. For more insights, visit Haikou UV Index.
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March in Haikou, China, marks a delightful transition into spring, basking in 215 hours of sunshine. This increase from 201 hours in February signals a burgeoning warmth, hinting at the vibrant days ahead. As the month progresses, Haikou experiences a consistent upward trend in sunlight hours, setting the stage for the sun-drenched months of April and May, which boast even more radiant days—242 hours and 283 hours, respectively. The promise of abundant sunshine not only enhances the city’s natural beauty but also invites outdoor adventures and activities, making March a captivating precursor to the summer splendor of Haikou.
In Haikou, China, the likelihood of sunny weather takes a notable dip in March, with only a 25% chance of sunshine. This trend marks a decline from the more favorable conditions seen in the earlier months of the year, such as January's 58% and February's 36%. As spring approaches, the pattern suggests a shift towards increasingly cloudy or rainy periods, which continues into April and May with chances hovering around 20-21%. Interestingly, the city experiences a resurgence of sunny days later in the year, peaking in September at 61%. This fluctuation indicates that while March may not be the sunniest time, the weather cycle of Haikou ultimately offers brighter days ahead as the year progresses.
In March, Haikou enjoys about 11 hours of daylight, maintaining the same duration as February. As the seasons transition, daylight begins to increase noticeably, with April promising an extra hour of sunlight, reaching 12 hours. This upward trend continues into May and through the summer months, where daylight peaks at 13 hours from June to August. As the days begin to shorten again in September, the gradual decline returns to 11 hours by October. This pattern showcases Haikou's vibrant springtime, making March a delightful precursor to the sun-drenched months ahead.
In March, the winds in Haikou, China, remain pleasantly gentle, maintaining an average speed of 2.0 m/s (or 5 mph), consistent with January and April's breezy embrace. This calming wind pattern sets the stage for the transition into spring, adding a refreshing touch to outdoor activities. As the months progress, wind speeds exhibit slight fluctuations, with July seeing a peak of 2.2 m/s, hinting at summer's more vigorous gusts. Conversely, May and June experience a subtle dip, revealing the region's fluctuating climate as the temperature rises. Overall, Haikou's March winds provide a harmonious blend of tranquility and vigor, perfect for enjoying the burgeoning blooms of the season.
Weather in Haikou varies notably across the year, with each month offering distinct climate conditions. This page compares March’s weather to other months in Haikou, focusing on differences in temperature, rainfall, humidity, and UV levels.
When comparing the weather in March and January, notable differences emerge. March experiences milder temperatures with a minimum of 3°C (38°F) and an average of 14°C (58°F), peaking at 30°C (86°F). In contrast, January is considerably colder, with a minimum of -5°C (24°F) and an average of 8°C (46°F), reaching a maximum of 24°C (75°F). Precipitation also varies significantly; March receives 205 mm (8.1 in) over 16 days, while January sees just 70 mm (2.7 in) across 9 days. Additionally, the humidity in March is higher at 81%, compared to 65% in January. For those interested in more details, check out Haikou weather in January.
March presents a noticeable shift in weather compared to February, with temperatures ranging from a minimum of 3°C (38°F) to a maximum of 30°C (86°F), resulting in a much warmer average of 14°C (58°F). In contrast, February experiences colder temperatures, with a minimum of -3°C (26°F) and a maximum of 26°C (79°F), leading to an average temperature of 9°C (48°F). Additionally, March sees a significant increase in precipitation, totaling 205 mm (8.1 in) over 16 days, while February has a considerably lower amount of 83 mm (3.3 in) across 12 days. Furthermore, humidity levels rise in March to 81%, compared to 71% in February. For more details, you can check out Haikou weather in February.
March and April exhibit distinct weather patterns, with April generally being warmer and more humid. In March, temperatures range from a chilly minimum of 3°C (38°F) to a pleasant average of 14°C (58°F) and a maximum of 30°C (86°F). However, this month is quite rainy, with 205 mm (8.1 in) of precipitation over 16 days and a humidity level of 81%. In contrast, April offers milder minimum temperatures starting at 5°C (41°F) and a higher average of 18°C (65°F), peaking at 33°C (91°F). While it experiences slightly less rainfall at 179 mm (7.0 in) over 14 days, humidity increases to 86%. For more detailed insights on the weather during this month, you can check Haikou weather in April.
March and May display contrasting weather patterns, reflecting the transition from early spring to late spring. In March, temperatures range from a cool minimum of 3°C (38°F) to a warmer maximum of 30°C (86°F), with an average around 14°C (58°F). The month experiences moderate precipitation of 205 mm (8.1 in) over 16 days, and humidity levels are at 81%. In comparison, May offers significantly warmer temperatures, with a minimum of 11°C (52°F) and a peak that can soar to 36°C (97°F), averaging around 23°C (74°F). Precipitation increases to 244 mm (9.6 in) over the same number of wet days, and humidity rises slightly to 87%. For detailed insights on weather trends, you can visit Haikou weather in May.
March and June present notably different weather patterns. In March, temperatures range from a cooler 3°C (38°F) at night to a pleasant average of 14°C (58°F) during the day, peaking at a maximum of 30°C (86°F). However, this month also experiences significant rainfall, with 205 mm (8.1 in) of precipitation over 16 days and humidity averaging 81%. In contrast, June boasts much warmer temperatures, with a minimum of 17°C (63°F), an average of 26°C (79°F), and highs reaching 36°C (98°F). Rainfall increases as well, totaling 407 mm (16.0 in) over 20 days and a slightly higher humidity of 87%. For more details on June weather, visit Haikou weather in June.
March and July present significantly different weather patterns. In March, temperatures range from a chilly 3°C (38°F) at night to a warm 30°C (86°F) during the day, with an average of 14°C (58°F). The month experiences considerable precipitation, totaling 205 mm (8.1 in) over 16 days, and humidity levels sit at 81%. In contrast, July is much hotter, with minimum temperatures starting at 21°C (70°F) and peaking at a sweltering 39°C (103°F), averaging around 29°C (85°F). This summer month sees even more rainfall, with 300 mm (11.8 in) over the same number of days, and humidity rises slightly to 91%. For a more detailed look at July weather, visit Haikou weather in July.
March and August present contrasting weather patterns. In March, temperatures range from a chilly minimum of 3°C (38°F) to an average of 14°C (58°F), peaking at 30°C (86°F). This month also experiences significant rainfall, with 205 mm (8.1 in) over 16 days, resulting in a high humidity level of 81%. In contrast, August is characterized by warm temperatures, with a minimum of 22°C (71°F) and an average of 30°C (86°F), reaching a scorching maximum of 41°C (105°F). It sees less rainfall—119 mm (4.7 in) across 13 days—but maintains a slightly elevated humidity of 87%. For more details, check out Haikou weather in August.
March and September present contrasting weather patterns. In March, temperatures range from a chilly minimum of 3°C (38°F) to a pleasant average of 14°C (58°F), peaking at a warm 30°C (86°F). The month is characterized by significant rainfall, with 205 mm (8.1 in) of precipitation spread over 16 days, leading to high humidity levels at 81%. In contrast, September enjoys milder temperatures, with minimums of 17°C (63°F) and an average of 27°C (80°F), reaching hot highs of 38°C (101°F). Rainfall decreases markedly to 71 mm (2.8 in) over just 9 days, and humidity is lower at 72%. For those considering the climate in September, further details can be found at Haikou weather in September.
March and October exhibit distinct weather patterns. In March, temperatures range from a chilly minimum of 3°C (38°F) to a warm maximum of 30°C (86°F), with an average of 14°C (58°F). This month sees considerable rainfall, with 205 mm (8.1 in) spread over 16 days and humidity levels reaching 81%. In contrast, October is generally warmer, with temperatures ranging from a minimum of 11°C (51°F) to a scorching maximum of 36°C (97°F), averaging 21°C (70°F). Rainfall is much lighter during this month, totaling only 40 mm (1.6 in) over 6 days, and humidity is slightly lower at 74%. For a more detailed look at October's climate, you can check Haikou weather in October.
In comparing March and November weather, we see some notable similarities and differences. Both months experience a minimum temperature of around 3°C, but March has a slightly higher average temperature of 14°C compared to November's 15°C. The maximum temperatures are also closely aligned, with March peaking at 30°C and November at 29°C.
However, March is notably wetter, receiving 205 mm of precipitation over 16 days, while November has just 70 mm over 10 days. The humidity levels are quite comparable, with March at 81% and November slightly lower at 80%. This contrast suggests that while both months are mild, March is characterized by more rainfall, making November a more favorable time for outdoor activities. For more detailed information, check out Haikou weather in November.
March presents a more varied climate compared to December, with temperatures ranging from a chilly 3°C (38°F) to a warm 30°C (86°F), and an average of 14°C (58°F). In contrast, December experiences cooler conditions, with temperatures dipping as low as -2°C (28°F) and peaking at 23°C (74°F), averaging around 9°C (49°F). Additionally, March is notably wetter, receiving 205 mm (8.1 in) of precipitation over 16 days, whereas December sees a much lighter rainfall of 57 mm (2.2 in) across just 8 days. Humidity levels are relatively similar, with March at 81% and December slightly lower at 78%. For more details, refer to Haikou weather in December.
March in Haikou marks a striking transition from the chill of winter to the warmth of spring, with temperatures rising and a noticeable increase in humidity. Unlike the cooler months, when temperatures hovered closer to the lower end of the spectrum, March invites a comforting warmth that averages around a pleasant 14°C. However, it's also a month characterized by considerable rainfall, with over half of March experiencing precipitation. This shift not only brings lush greenery to the landscape but also accentuates the humid conditions that define the upcoming months. As spring unfolds in this vibrant city, the blend of warmth and moisture sets the stage for an inviting retreat into nature. For a deeper dive into the climate nuances of Haikou, visit Haikou Climate.