Last updated: August 21, 2025
Chennai experiences a warm and humid April, with an average temperature soaring around 30°C (86°F). Daily highs can reach up to 35°C (96°F), while nights remain relatively mild with lows around 25°C (78°F). Despite the heat, the month typically sees minimal rainfall, with only 8 mm (0.3 in) recorded over a single day. The humidity level hovers around a high 83%, making the air feel warmer than it actually is, characteristic of this bustling coastal city during the peak of the pre-monsoon season.
In April, Chennai experiences a distinct rise in temperatures, marking a turning point as the city transitions into the peak of summer. With minimum temperatures hovering around 25°C (78°F) and an average of 30°C (86°F), the heat is palpable. The maximum can reach up to 35°C (96°F), matching the warmth seen in March but signaling an impending escalation as the month progresses. This upward trend, consistent with the gradual increase observed starting from January, sets the stage for the hotter months ahead, where May is expected to push temperatures even higher. Whether you're exploring the vibrant markets or enjoying the coastal breeze, April's warmth invites both adventure and a taste of the intense summer ahead.
April in Chennai typically marks a subtle transition in the city's climate, with precipitation levels rising but still remaining modest compared to the upcoming monsoon months. With just 8 mm (0.3 in) of rain, falling over only 1 day, April is notably drier than the months that follow, setting the stage for the deluge that June to November will bring. This slight increase from the dry February and March hints at the monsoon's approach, as the city prepares for a dramatic uptick in rainfall in the subsequent months, where June, July, and August are characterized by significantly higher precipitation. In essence, April serves as a gentle prelude to Chennai's more intense rainy season.
In April, Chennai experiences a notable rise in humidity, hitting 83%, a figure that reflects the onset of the sweltering summer months. This marks an increase from 81% in March, highlighting a gradual trend towards more humid conditions as the year progresses. The city’s humidity remains relatively stable in the following month, May, at 83%, maintaining this elevated level until the onset of the monsoon season in June. Throughout the year, humidity levels exhibit slight fluctuations, but April stands out as a pivotal point, ushering in the peak of Chennai's humid climate, which continues to play a significant role in the city’s vibrant and diverse environment.
April in Chennai sees the UV Index reach 14, marking it as an extreme exposure period with a burn time of just 10 minutes. This trend of climbing UV levels from January through April highlights the increasing intensity of sunlight during these months, with February and March also categorized as extreme but peaking in April. As temperatures rise and the days grow longer, it’s essential for residents and visitors to take precautions against sun exposure. After April, the UV Index slightly eases but remains at extreme levels of 12 in both May and June, emphasizing the need for vigilant sun protection. For detailed insights into UV variations throughout the year, check out the Chennai UV Index.
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In April, Chennai basks in a delightful ambiance, enjoying 344 hours of sunshine—a slight dip from the previous month but still radiating warmth and vibrancy. As the city transitions from the lively celebrations of March, which boasted an impressive 347 hours of sunlight, the atmosphere remains bright and inviting. This trend of abundant sunshine continues into May, where the hours increase to 352, suggesting that the city's proximity to summer brings longer, sun-drenched days. The consistent availability of sunlight throughout these months paints a picture of Chennai as a sun-kissed paradise, making it an ideal time for outdoor activities and exploration under the clear blue skies.
In Chennai, April boasts a 61% chance of sunny weather, indicating a delightful transition from the cooler months of January through March, when sunshine is more abundant. As temperatures rise, the likelihood of clear skies decreases in May and plummets into the monsoon months that follow, with a sharp drop to only 18% in July. This trend highlights April as one of the final opportunities for residents and visitors to bask in the sun before the rains arrive, making it an ideal time for outdoor activities and exploration in the vibrant city. The month strikes a perfect balance between warmth and sunshine, creating an inviting atmosphere before the monsoon season ushers in the clouds.
In Chennai, India, April ushers in a delightful continuation of longer daylight hours, maintaining an average of 12 hours of sunlight—a trend that began in March and seamlessly extends into the following months. This gradual increase from 11 hours in January and February reflects the region's shift towards its warmer season, where daylight remains consistent throughout the summer months. As May and June follow suit with the same 12-hour daylight duration, residents enjoy the vibrant energy of extended afternoons, perfect for outdoor adventures. By October, however, the cycle reverts to shorter days, returning to 11 hours as the year winds down. Embracing the transition of daylight through the months reveals Chennai's rhythmic passage of time, where each season offers its own unique charm bathed in sunlight.
As April unfolds in Chennai, India, the winds pick up a familiar rhythm, averaging 3.5 m/s (8 mph), which matches the breezy pulse of January. This increase is a refreshing contrast to the calmer 2.6 m/s (6 mph) of March, signaling a transition into the warmer months. Following April, winds continue to strengthen, peaking at 4.2 m/s (9 mph) in June, suggesting a buildup towards the monsoon season. Interestingly, August and September then mirror April’s conditions with the same 3.5 m/s (8 mph), providing a pleasant consistency before the winds ease back in the latter part of the year. This gentle variability not only enhances the coastal charm of Chennai but also marks the city's dynamic response to seasonal shifts.
Weather in Chennai varies notably across the year, with each month offering distinct climate conditions. This page compares April’s weather to other months in Chennai, focusing on differences in temperature, rainfall, humidity, and UV levels.
In comparing the weather between April and January, April typically enjoys warmer temperatures, with a minimum of 25°C (78°F), averaging 30°C (86°F), and peaking at 35°C (96°F). In contrast, January's temperatures range from a minimum of 20°C (68°F) to an average of 25°C (78°F) and a maximum of 30°C (86°F). Precipitation also differs significantly; April experiences just 8 mm (0.3 in) over 1 day, whereas January sees 32 mm (1.3 in) over 5 days, indicative of a wetter month. Despite January's higher rainfall, it maintains a lower humidity level of 76% compared to April's 83%. For more detailed insights, you can check Chennai weather in January.
In comparison to February, April experiences warmer temperatures, with minimums reaching 25°C (78°F) and averages of 30°C (86°F), whereas February's temperatures range from a minimum of 20°C (68°F) and an average of 26°C (79°F). The peak temperatures in April also rise higher, reaching up to 35°C (96°F) compared to February's maximum of 31°C (88°F). Despite April being slightly drier with only 8 mm (0.3 in) of precipitation over a single day, it features higher humidity at 83%, compared to February's 76%. For more detailed information, you can check Chennai weather in February.
April in Chennai typically brings slightly warmer temperatures compared to March, with a minimum of 25°C (78°F) and an average of 30°C (86°F), as opposed to March's minimum of 22°C (72°F) and an average of 28°C (83°F). Both months experience similar maximum temperatures of 35°C (95°F for March and 96°F for April). Precipitation levels remain low in both months, with April recording 8 mm (0.3 in) and March having 6 mm (0.2 in), each with just one rainy day. Humidity is marginally higher in April at 83%, compared to March's 81%. This gradual increase in temperature and humidity marks the transition into the hotter pre-monsoon season. For more detailed information about March weather, refer to Chennai weather in March.
In comparing the weather between April and May, both months maintain a high level of humidity at 83%, but May tends to be slightly warmer. April's temperatures range from a minimum of 25°C (78°F) to a maximum of 35°C (96°F), averaging around 30°C (86°F). In contrast, May experiences a minimum of 26°C (78°F) and can reach up to 38°C (100°F), with an average temperature of 31°C (88°F). Precipitation increases in May, with 13 mm (0.5 in) falling over three days, compared to April's 8 mm (0.3 in) on just one day. For more detailed information on May's weather, check out Chennai weather in May.
April and June present distinct weather patterns. In April, temperatures range from a minimum of 25°C (78°F) to a maximum of 35°C (96°F), with an average of 30°C (86°F) and very little precipitation, totaling only 8 mm (0.3 in) over just a single day. The humidity is relatively high at 83%, making the heat feel more intense.
In contrast, June experiences slightly warmer conditions, with minimum temperatures at 26°C (80°F) and maximums reaching 37°C (99°F), averaging at 31°C (88°F). However, it is considerably wetter, receiving 64 mm (2.5 in) of rainfall over about 12 days, while the humidity decreases slightly to 81%. This shift indicates a transition into the monsoon season, bringing not only higher temperatures but also increased moisture. For more detailed information, you can check Chennai weather in June.
In April, the weather is generally warmer, with temperatures ranging from a minimum of 25°C (78°F) to a maximum of 35°C (96°F), along with relatively low precipitation of only 8 mm (0.3 in) across just one rainy day. This results in high humidity levels at 83%. In contrast, July sees slightly higher minimum temperatures, averaging at 26°C (79°F) and a maximum of 36°C (97°F), but experiences significantly more rainfall, with 107 mm (4.2 in) spread over 16 days. The humidity in July is slightly lower at 80%, creating a distinct shift in the climate from April to July. For more details on the weather during this month, check out Chennai weather in July.
When comparing the weather in April and August, we see notable differences in temperature and precipitation. April typically enjoys warmer days with average temperatures ranging from 25°C (78°F) at night to 35°C (96°F) during the day, accompanied by low precipitation of only 8 mm (0.3 in) over just one day. In contrast, August sees slightly cooler temperatures, with an average of 29°C (85°F) and minimal variation between the minimum and maximum at 26°C (79°F) and 35°C (95°F) respectively. However, August is significantly wetter, experiencing 125 mm (4.9 in) of rainfall spread over 19 days, while humidity remains comparable at around 82-83%. For a more detailed look at the weather patterns in August, you can visit Chennai weather in August.
April and September in Chennai offer distinct weather patterns that highlight the transition from the dry season to the monsoon. In April, temperatures are warmer with a minimum of 25°C (78°F) and a maximum reaching up to 35°C (96°F), accompanied by relatively low precipitation of just 8 mm (0.3 in) over one day and high humidity at 83%. In contrast, September experiences a slightly cooler average temperature of 29°C (84°F) with maximums of 34°C (93°F) but sees a significant increase in rainfall, receiving 126 mm (5.0 in) over 19 days, while humidity remains high at 81%. This shift underscores the transition to a wetter climate in September, providing a striking contrast to the hot dryness of April. For more detailed insights, check out Chennai weather in September.
April in Chennai boasts warmer temperatures, with a minimum of 25°C (78°F) and an average high of 30°C (86°F), accompanied by minimal rainfall of just 8 mm (0.3 in) over only one day. The humidity is relatively high at 83%, but the dry conditions typically make it feel less oppressive. In contrast, October experiences slightly cooler temperatures, ranging from a minimum of 24°C (76°F) to an average of 28°C (83°F), but it is also characterized by significantly heavier precipitation, totaling 169 mm (6.7 in) across 21 days. Despite the lower humidity at 79%, the frequent rain can make the atmosphere feel humid and damp. For more details on the weather patterns in October, check out Chennai weather in October.
April and November in Chennai showcase distinct weather characteristics that cater to different experiences. In April, temperatures are relatively high, with a minimum of 25°C (78°F) and an average of 30°C (86°F), leading up to a maximum of 35°C (96°F). This month sees minimal precipitation, with only 8 mm (0.3 in) falling over just one day, and humidity levels hover around 83%, creating a warm and sultry atmosphere.
In contrast, November presents a cooler climate with temperatures ranging from a minimum of 23°C (74°F) to an average of 27°C (81°F) and a maximum of 32°C (90°F). However, it is characterized by significant rainfall, accumulating 377 mm (14.9 in) across roughly 20 days. The humidity remains close at 80%, but the frequent showers provide a refreshing relief from the earlier heat. For a detailed view of what November entails, you can check out Chennai weather in November.
April and December in Chennai present contrasting weather patterns. April typically boasts higher temperatures, with minimums around 25°C (78°F) and maximums reaching up to 35°C (96°F), creating a warm, humid environment with an average humidity of 83%. In contrast, December experiences cooler temperatures, with averages ranging from a minimum of 22°C (71°F) to a maximum of 30°C (87°F). Additionally, December is marked by significantly higher rainfall, totaling 109 mm (4.3 in) over approximately 10 days, which contributes to a more humid atmosphere, albeit slightly lower at 78%. For a more detailed look at December weather in Chennai, you can visit Chennai weather in December.
As April arrives in Chennai, the city experiences a noticeable shift in weather, characterized by warmer temperatures and increasing humidity. With an average temperature around 30°C (86°F), it stands out from the cooler months that precede it. The peak temperatures can reach up to 35°C (96°F), making outdoor activities a bit more challenging, while the minimum temperatures remain consistently pleasant at 25°C (78°F). Despite this warmth, rainfall remains scarce, with only 8 mm (0.3 in) recorded over a mere day of precipitation, allowing for plenty of sunny spells. This early taste of the heat foreshadows the upcoming peak summer months, creating a vibrant, humid ambiance that is distinctly different from the earlier, gentler months of the year. For a deeper understanding of Chennai's weather patterns, visit Chennai Climate.