Last updated: August 21, 2025
In March, Surabaya, Indonesia experiences a tropical climate characterized by warm temperatures and high humidity. The maximum temperature reaches around 30°C (86°F), while the average settles at a comfortable 23°C (74°F), dipping to a minimum of 19°C (66°F). However, this month is marked by significant rainfall, with a staggering total of 502 mm (19.8 in) spread over an entire 30 days, resulting in a humidity level of 85%. Visitors to Surabaya should be prepared for frequent showers, making it a unique time to experience the lushness of this vibrant city.
In March, Surabaya experiences a pleasant consistency in temperature, continuing the trend established in the previous months. The minimum temperature hovers around 19°C (66°F), while the average remains a comfortable 23°C (74°F), peaking at a warm 30°C (86°F). This stability makes March an appealing time for visitors, allowing for outdoor exploration without the oppressive heat that can come later in the year. As the region transitions into April, a slight drop in the minimum temperature to 17°C (64°F) hints at the approaching change in climate, yet the overall warmth persists, ensuring that March retains its reputation as a reliably inviting month in Surabaya’s tropical climate.
In March, Surabaya experiences a peak in precipitation with an impressive 502 mm (19.8 in) of rainfall, marking the wettest month of the year. This significant deluge occurs over 30 days, illustrating the city’s relentless rainy season. Following the trend established in previous months, March continues to showcase the transition nearing the end of the monsoon period. Contrast this with the following months like April and May, where rainfall dramatically declines to 332 mm (13.1 in) and 163 mm (6.4 in), respectively. The graphics of Surabaya's climate paint a vivid picture of a city accustomed to wet conditions, with abundant moisture in early months tapering off into a drier landscape as the year unfolds.
March in Surabaya, Indonesia, experiences a humidity level of 85%, marking a slight dip from the 87% recorded in February. This month typically serves as a transitional period, bridging the high humidity of the early year with the gradual decline that follows. As the region heads into April and May, humidity further decreases to 82% and 81%, respectively, reflecting the onset of drier conditions. This trend showcases a gradual shift towards lower humidity levels, a welcome change for those seeking a brief respite from the intense moisture of the preceding months. Overall, March lingers as a pivotal moment in Surabaya's climate narrative, indicating the move towards a more temperate atmosphere as the dry season approaches.
In March, Surabaya experiences a UV Index of 15, maintaining its position within the extreme exposure category that characterizes the region during the earlier months of the year. With a consistent burn time of just 10 minutes, this trend underscores the unyielding intensity of the sun as it transitions from late summer to early autumn. Following the record high of 16 in February, March shows a slight dip but remains a stark reminder of the importance of sun protection. As daylight hours lengthen, residents and visitors alike must stay vigilant against UV exposure, a necessity evident in each monthly average throughout the year. For more insights on UV levels throughout the year, check out Surabaya UV Index.
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March in Surabaya, Indonesia, welcomes an impressive 292 hours of sunshine, marking a noticeable increase from the previous months. As the dry season approaches, the city experiences a significant leap in sunlight compared to January's 214 hours and February's 237 hours. This month not only heralds the arrival of warmer days but also sets a vibrant tone as it transitions into April, which maintains a robust 290 hours of sunshine. With May continuing this trend at 310 hours, it’s clear that Surabaya’s early summer promises ample opportunities for outdoor adventures and soaking in the radiant glow of the sun.
As March arrives in Surabaya, Indonesia, the likelihood of sunny weather begins to show a promising upward trend, boasting a 6% chance of sun. While this is modest compared to the vibrant 31% in April and a solid 28% in May, it marks a notable increase from both January and February, where chances hovered at a mere 1% and 3%, respectively. This gradual transition hints at the approaching dry season, as residents and visitors alike can anticipate a welcome shift in the weather after the wet months. By the time July rolls around, Surabaya enjoys its sunniest days, with a potential 39% likelihood of sunshine, but for those in March, it's a gentle herald of brighter days ahead.
In March, Surabaya enjoys a consistent 12 hours of daylight, maintaining the balance seen throughout the preceding months of January and February. This stable illumination sets the stage for a vibrant transition into the second quarter of the year. As the sun begins to dip just a bit earlier in April, a trend of diminishing daylight starts, lasting through the following months of May to August, where the city experiences 11 hours of daylight. However, as September approaches, daylight begins to rebound, bringing back the bountiful 12 hours that characterize much of the rest of the year. This cyclical rhythm not only enhances the beauty of Surabaya's days but also offers a predictable pattern for both locals and visitors to enjoy the region's rich culture and natural wonders.
As March sweeps into Surabaya, Indonesia, the winds take on a gentle demeanor, with an average speed of 0.9 m/s (2 mph), slightly calmer than the preceding months. This month marks one of the lower points in the year, only rivaled by November and December, which also display a consistent 0.9 m/s. Interestingly, the early months of the year peak slightly higher, especially in February at 1.3 m/s (3 mph), hinting at a gradual buildup of breezy days as the year progresses. While March's winds may not be the most invigorating, they set a serene backdrop that transitions into the slightly breezier April, capturing the tranquil essence of the tropics.
Weather in Surabaya varies notably across the year, with each month offering distinct climate conditions. This page compares March’s weather to other months in Surabaya, focusing on differences in temperature, rainfall, humidity, and UV levels.
In both March and January, temperatures in the region remain relatively consistent, featuring a minimum of around 19°C (66°F), an average of 23°C (74°F), and a maximum of 30°C (86°F). However, March experiences slightly higher precipitation, with 502 mm (19.8 in) spread over 30 days, compared to January’s 461 mm (18.2 in) over 25 days. This results in March having a bit more humidity, at 85%, compared to January’s 84%. For a more detailed look at January's weather, you can visit Surabaya weather in January.
March and February exhibit quite similar weather patterns in terms of temperature, with both months experiencing a minimum of 19°C (66°F), an average of 23°C (74°F), and a maximum of 30°C (86°F). However, March sees slightly more precipitation, totaling 502 mm (19.8 in) over 30 days, compared to February's 485 mm (19.1 in) over 28 days. Humidity levels also reflect a minor difference, with March at 85% and February at 87%. For more detailed insights into February's climate, you can check Surabaya weather in February.
In March, the weather tends to be a bit warmer with average temperatures ranging from a minimum of 19°C (66°F) to a maximum of 30°C (86°F), accompanied by significant rainfall of 502 mm (19.8 in) over 30 days and high humidity levels at 85%. In contrast, April experiences slightly cooler temperatures, with an average minimum of 17°C (64°F) and the same maximum of 30°C (87°F). Precipitation decreases in April to 332 mm (13.1 in) over 27 days, along with a slight drop in humidity to 82%. For more details on the weather in April, you can visit Surabaya weather in April.
March and May exhibit relatively similar temperature ranges, with average temperatures slightly rising from 23°C (74°F) in March to 24°C (75°F) in May. Both months experience a maximum temperature of around 30°C (86°F to 87°F). However, March is notably wetter, receiving 502 mm (19.8 in) of precipitation over 30 days, compared to May's much drier 163 mm (6.4 in) across 18 days. Humidity levels also drop slightly from 85% in March to 81% in May. For a more detailed comparison, you can check Surabaya weather in May.
March and June weather in Surabaya present some intriguing contrasts. In March, temperatures range from a minimum of 19°C (66°F) to a maximum of 30°C (86°F), with an average of 23°C (74°F). However, this month sees significant rainfall, totaling 502 mm (19.8 in) over 30 days, paired with high humidity levels at 85%. In contrast, June features slightly cooler temperatures, with a minimum of 17°C (62°F), an average of 24°C (75°F), and a maximum of 31°C (88°F). Precipitation dramatically decreases to 59 mm (2.3 in) over just 12 days, while humidity remains relatively comfortable at 81%. For more detailed insights, you can visit Surabaya weather in June.
In March, the weather is warmer overall, with temperatures ranging from a minimum of 19°C (66°F) to a maximum of 30°C (86°F) and an average of 23°C (74°F). However, it is also significantly wetter, with a substantial 502 mm (19.8 in) of precipitation spread over 30 days and high humidity levels at 85%. In contrast, July sees cooler temperatures with a minimum of 15°C (59°F) and the same maximum of 30°C (87°F), maintaining the average at 23°C (74°F). Precipitation drops dramatically to just 28 mm (1.1 in) over 5 days, and humidity is lower at 79%. For more detailed insights into July's weather, refer to Surabaya weather in July.
March and August present contrasting weather conditions. In March, temperatures range from a minimum of 19°C (66°F) to a maximum of 30°C (86°F), with an average temperature of 23°C (74°F). This month is characterized by significant rainfall, accumulating 502 mm (19.8 in) over 30 days, and a high humidity level of 85%. In contrast, August sees slightly cooler temperatures, with a minimum of 16°C (60°F) and a maximum of 31°C (88°F), while maintaining the same average temperature of 23°C (73°F). However, August is much drier, with only 26 mm (1.0 in) of precipitation over just 6 days and a reduced humidity of 76%. For more information on weather patterns in August, you can visit Surabaya weather in August.
In comparing the weather between March and September, both months experience similar average temperatures, hovering around 23°C (75°F). However, March tends to be warmer overall, with maximum temperatures reaching up to 30°C (86°F) compared to September's peak of 31°C (89°F). A notable difference is the significant amount of rainfall in March, accumulating 502 mm (19.8 in) over 30 days, while September sees a much drier climate with only 49 mm (1.9 in) of precipitation over just 10 days. Additionally, March has a higher humidity level at 85%, compared to September's lower humidity of 72%. For a closer look at September's conditions, you can visit Surabaya weather in September.
March and October exhibit distinct weather patterns, reflecting the transition between the rainy and dry seasons. In March, temperatures range from a minimum of 19°C (66°F) to a maximum of 30°C (86°F), accompanied by heavy precipitation of 502 mm (19.8 in) spread over 30 days and high humidity levels at 85%. Conversely, October presents milder conditions with temperatures from 18°C (65°F) to 33°C (91°F), lower precipitation at 132 mm (5.2 in) over 19 days, and a drop in humidity to 74%. This makes October a more comfortable month for outdoor activities. For more insights, check the detailed Surabaya weather in October.
March and November experience relatively similar temperatures, with March having a minimum of 19°C (66°F) and an average of 23°C (74°F), while November's minimum is slightly lower at 18°C (65°F) and its average is 24°C (75°F). However, November showcases warmer maximum temperatures reaching up to 33°C (91°F), compared to March's maximum of 30°C (86°F). In terms of precipitation, March is much wetter, with 502 mm (19.8 in) spread over 30 days, whereas November sees less rainfall at 377 mm (14.9 in) over 25 days. Additionally, March has higher humidity levels at 85%, while November's humidity is lower at 78%. For more detailed insights, you can refer to Surabaya weather in November.
March and December in Surabaya present similar temperature profiles, with both months experiencing a minimum temperature of around 19°C (66°F), an average of 23°C (74°F), and a maximum of 30°C (86-87°F). However, March is notably wetter, receiving 502 mm (19.8 in) of precipitation compared to December's 464 mm (18.3 in), while both months share an equal number of rainy days at 30. The humidity levels also differ slightly, with March at 85% and December at 78%, making December a bit more comfortable overall. For more details on December weather, you can check Surabaya weather in December.
As March unfolds in Surabaya, the city experiences a unique blend of warmth and moisture that sets it apart from other months. With temperatures peaking around 30°C and an average of 23°C, this month brings a distinctly humid atmosphere that can feel palpable, especially with humidity levels soaring to 85%. However, what truly characterizes March is the significant rainfall, totaling 502 mm over the course of 30 days, making it one of the wettest months of the year. This dramatic shift in precipitation not only transforms the landscape but also influences daily life, inviting residents and visitors alike to embrace the lush greenery and vibrant ambiance that follows. For a deeper understanding of what to expect throughout the year, explore our detailed page on Surabaya Climate.