Last updated: August 21, 2025
March in Chennai, India, marks the transition into warmer days, with maximum temperatures reaching an inviting 35°C (95°F) and an average of 28°C (83°F)* lingering throughout the month. As the city experiences a minimum temperature of 22°C (72°F), residents and visitors can enjoy pleasant evenings. With an average precipitation of just 6 mm (0.2 in) occurring over a mere single day, March offers predominantly dry conditions. However, the 81% humidity level adds a slight warmth to the air, making it essential for everyone to stay hydrated while soaking in the vibrant atmosphere of this coastal metropolis.
In Chennai, India, March marks a significant transition towards warmer temperatures, with minimums starting at 22°C (72°F) and peaking at an impressive 35°C (95°F). This month experiences an average temperature of 28°C (83°F), which reflects a noticeable rise from the cooler months of January and February. As the city moves deeper into spring, the warmth becomes more pronounced, setting the stage for the approaching summer heat. With each successive month, the rising trend continues, hinting at the steamy conditions that characterize Chennai’s climate. March serves as a vibrant prelude to the hotter months ahead, inviting both locals and visitors to embrace the outdoor allure of this bustling city.
In March, Chennai typically experiences a modest amount of rainfall, with an average precipitation of just 6 mm (0.2 in) spread over one day. This slight dip in rainfall is a continuation of the dry spell observed in February, which recorded only 10 mm (0.4 in). As the city transitions into the hotter months, March marks the beginning of a gradual increase in rainfall, leading up to the more significant downpours of the monsoon season that starts in June. The precipitation in March is a mere prelude to the intensifying rains in the following months, which can exceed 100 mm as the year progresses. Such patterns highlight the seasonal variations that define Chennai’s climate, showcasing the contrast between the dry early months and the impending tropical rains.
As March unfolds in Chennai, India, the humidity begins to rise, reaching 81%—a notable increase from the steady 76% seen in both January and February. This upward trend continues into the subsequent months, with April and May peaking at 83%, indicating the onset of a more humid season. The consistent levels during the winter months gradually give way to the characteristic warmth of spring, setting the stage for the heavier rains that follow in the summer. As the city transitions through these stages of humidity, residents can feel the air becoming increasingly dense, a reminder that the lush greenery and vibrant life of Chennai are on the horizon.
As March rolls into Chennai, residents and visitors alike should brace for an extreme UV Index of 13, marking a notable rise from the previous months. This level of UV exposure, with a burn time of just 10 minutes, emphasizes the importance of protective measures against sun damage. Following closely behind, April peaks slightly higher at 14, while May and June maintain the intensity with steady UV levels of 12. The trend illustrates a persistent demand for vigilance, as the UV Index remains in the extreme category throughout these months. To prepare for the upcoming sunny days, individuals can refer to the comprehensive guidelines provided at Chennai UV Index.
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March brings a vibrant embrace of sunlight to Chennai, with an impressive 347 hours of sunshine, marking a peak in the city's radiance. This delightful increase follows February's 307 hours, signaling the arrival of warmer days as the year progresses. Interestingly, while April and May also bask in generous sunlight—344 and 352 hours respectively—March stands out as the month where residents can savor the freshest, most invigorating rays. As the city transitions into the sultry summer, the sunshine hours gradually wane in June and July, yet March serves as a brilliant highlight in the ongoing dance of light through Chennai's year.
In March, Chennai experiences a delightful 69% chance of sunny weather, making it one of the most favorable months for sunshine in the city. This high probability follows a significant jump from February's 70%, indicating a promising transition into the warmer months. Compared to the subsequent months, April sees a slight dip to 61%, while May drops further to 42%, suggesting that the peak sunny days are behind us as the heat intensifies. Moreover, the pattern shifts dramatically from June onward, with a notable reduction in sunshine as the monsoon approaches, resulting in just 24% likelihood in June and even lower figures through the peak rainy season. Overall, March stands out as a bright spot, offering a wonderful opportunity to enjoy Chennai's warm, sunny days before the onset of the humid monsoon.
In Chennai, India, March marks a delightful transition in daylight duration, as it offers 12 hours of sunlight, a notable increase from the 11 hours observed in the preceding months of January and February. This change signals the arrival of longer days, a trend that persists through April and May, maintaining 12 hours of daylight. As the summer approaches, the consistent light hours create an inviting atmosphere, perfect for outdoor activities and exploring the vibrant city. Interestingly, this extended daylight gradually recedes later in the year, returning to 11 hours by October, illustrating the rhythmic shift of seasons in this coastal metropolis.
As March sweeps into Chennai, the winds begin to calm, with an average speed dipping to 2.6 m/s (6 mph). This shift marks a noticeable transition from the brisker gusts of earlier months like January and February, which boasted average speeds of 3.5 m/s and 3.1 m/s respectively. March serves as a gentle prelude to the warmer April days, where winds pick up again to 3.5 m/s. Observing this trend, one can see a rhythmic pattern in Chennai's climate—winds fluctuating with the seasons, peaking in the summer months like May and June, before easing off as the year progresses. This interplay of wind speeds not only shapes the weather but also adds a unique charm to Chennai’s coastal charm during the transition from the cooler to more humid periods.
Weather in Chennai varies notably across the year, with each month offering distinct climate conditions. This page compares March’s weather to other months in Chennai, focusing on differences in temperature, rainfall, humidity, and UV levels.
March is generally warmer than January in Chennai, with average temperatures ranging from a minimum of 22°C (72°F) to a maximum of 35°C (95°F) compared to January's range of 20°C (68°F) to 30°C (86°F). Additionally, March experiences significantly less rainfall, recording only 6 mm (0.2 in) over just 1 day, while January sees 32 mm (1.3 in) of precipitation spread across 5 days. Despite the slight increase in humidity in March at 81% compared to January's 76%, the overall weather in March is characterized by higher temperatures and drier conditions. For more details, you can check Chennai weather in January.
March generally features warmer temperatures compared to February, with minimums rising from 20°C (68°F) in February to 22°C (72°F) in March. The average temperature increases to 28°C (83°F) in March, compared to February’s 26°C (79°F), and maximums peak at 35°C (95°F) in March, up from February’s 31°C (88°F). Precipitation is slightly lower in March, with only 6 mm (0.2 in) compared to February's 10 mm (0.4 in), although both months experience similar rainy days at just one. Additionally, humidity is higher in March at 81%, compared to 76% in February, contributing to a more tropical feel. For more details on the weather during February, you can check out Chennai weather in February.
In comparing the weather of March and April, we see a noticeable increase in minimum and average temperatures, with March experiencing a minimum of 22°C (72°F) and an average of 28°C (83°F), while April sees a higher minimum of 25°C (78°F) and an average of 30°C (86°F). The maximum temperatures remain similar, with March reaching 35°C (95°F) and April slightly higher at 35°C (96°F). Precipitation is also on the rise in April, with 8 mm (0.3 in) recorded compared to March's 6 mm (0.2 in), although both months have only one day of rainfall. Humidity levels remain relatively consistent, increasing slightly from 81% in March to 83% in April. For more detailed insights, you can check out Chennai weather in April.
In March, the weather tends to be warm with a minimum temperature of 22°C (72°F) and an average of 28°C (83°F), peaking at a maximum of 35°C (95°F). Precipitation is relatively low at 6 mm (0.2 in) over just one day, and humidity hovers around 81%. In contrast, May sees even warmer temperatures, with a minimum of 26°C (78°F), an average of 31°C (88°F), and highs reaching up to 38°C (100°F). The precipitation increases to 13 mm (0.5 in) spread across three days, and humidity slightly rises to 83%. For more detailed information on the weather patterns, visit Chennai weather in May.
In March, the weather is generally warm, with temperatures ranging from a minimum of 22°C (72°F) to a maximum of 35°C (95°F) and an average of 28°C (83°F). The month sees minimal precipitation, with only 6 mm (0.2 in) of rain over just one day, alongside consistent humidity levels at 81%. Conversely, June experiences hotter conditions with temperatures soaring from a minimum of 26°C (80°F) to a maximum of 37°C (99°F), averaging 31°C (88°F). However, this month brings significant rainfall, totaling 64 mm (2.5 in) across 12 days, while maintaining the same humidity level of 81%. For more details, you can check out Chennai weather in June.
March and July showcase distinct weather patterns. In March, temperatures range from a minimum of 22°C (72°F) to a maximum of 35°C (95°F), with an average of 28°C (83°F). The month experiences minimal precipitation, only about 6 mm (0.2 in) over just 1 day, and humidity levels are relatively high at 81%. In contrast, July sees warmer temperatures, with a minimum of 26°C (79°F) and a maximum of 36°C (97°F), averaging around 30°C (86°F). However, July is characterized by much heavier rainfall, totaling 107 mm (4.2 in) across 16 days, while humidity remains similar at 80%. This highlights a shift from the dry warmth of March to the humid, rainy conditions typical of July. For more details, check out Chennai weather in July.
March and August in Chennai differ significantly in terms of weather patterns. In March, temperatures range from a minimum of 22°C (72°F) to a maximum of 35°C (95°F), with an average of 28°C (83°F). The month experiences minimal precipitation, receiving only 6 mm (0.2 in) over just one day, and boasts a humidity level of 81%. In contrast, August sees a rise in minimum temperatures to 26°C (79°F) and a slight increase in the average temperature to 29°C (85°F). However, it is marked by substantial rainfall, with 125 mm (4.9 in) over 19 days, while humidity remains high at 82%. For a more detailed look at the conditions in August, you can visit Chennai weather in August.
In March, the weather is typically warm with temperatures ranging from a minimum of 22°C (72°F) to a maximum of 35°C (95°F), accompanied by low precipitation of just 6 mm (0.2 in) over a single day. The humidity remains high at 81%, making the warmth feel more intense. In contrast, September sees slightly higher temperatures, with a minimum of 25°C (77°F) and an average of 29°C (84°F), but it experiences significantly increased rainfall, totaling 126 mm (5.0 in) over 19 days. Despite similar humidity levels, the frequent rain in September makes the atmosphere quite different from the dry warmth of March. For more detailed insights, you can check the link: Chennai weather in September.
March and October offer contrasting weather experiences in terms of temperature and precipitation. In March, temperatures range from a pleasant minimum of 22°C (72°F) to a maximum of 35°C (95°F), with an average of 28°C (83°F). The month is relatively dry, with only 6 mm (0.2 in) of precipitation over a single day, and humidity sits at a comfortable 81%. In contrast, October sees slightly higher minimum temperatures at 24°C (76°F) and a slightly lower maximum of 33°C (93°F), while maintaining the same average of 28°C (83°F). However, October is significantly wetter, receiving a total of 169 mm (6.7 in) of rain over 21 days, and humidity is slightly lower at 79%. For more detailed information about the weather in October, visit Chennai weather in October.
March and November present contrasting weather patterns. In March, temperatures range from a minimum of 22°C (72°F) to a maximum of 35°C (95°F), with an average of 28°C (83°F) and a relatively low precipitation of just 6 mm (0.2 in) over one day, accompanied by high humidity at 81%. In stark contrast, November experiences cooler temperatures, with a minimum of 23°C (74°F), an average of 27°C (81°F), and a maximum of 32°C (90°F). However, it sees significantly higher precipitation, totaling 377 mm (14.9 in) over 20 days, while maintaining a similar humidity level of 80%. For more detailed information, you can visit Chennai weather in November.
In March, Chennai experiences warmer temperatures, with a minimum of 22°C (72°F) and an average of 28°C (83°F), reaching a maximum of 35°C (95°F). The month sees minimal precipitation, averaging only 6 mm (0.2 in) over just one day, resulting in relatively high humidity levels at 81%. In contrast, December brings cooler weather with a lower average temperature of 26°C (79°F) and a maximum of 30°C (87°F). This month is significantly wetter, recording 109 mm (4.3 in) of rainfall over about ten days, and features slightly lower humidity at 78%. For more details on December weather in Chennai, you can check Chennai weather in December.
As March unfolds in Chennai, the city begins to feel the warmth of approaching summer, with average temperatures climbing to a pleasant 28°C (83°F). The days are typically characterized by maximum highs of 35°C (95°F), while evenings offer a welcome respite with lows around 22°C (72°F). Compared to the cooler months of winter, March experiences a subtle shift towards hotter and more humid conditions, evidenced by an 81% humidity level. Fortunately, the month brings only a light sprinkle of rain, averaging a mere 6 mm over just one day. This makes it an ideal time for outdoor activities, unlike the later months when humidity and precipitation increase significantly. To explore more about the weather patterns throughout the year, check out Chennai Climate.