September Weather in Mayiladuthurai, India

Last updated: August 21, 2025

In September, Mayiladuthurai, India, experiences a warm and humid climate, with temperatures reaching a maximum of 33°C (92°F) and an average of 29°C (84°F), while the minimum falls to 25°C (78°F). This month is characterized by significant rainfall, accumulating approximately 110 mm (4.3 in) over 16 days, contributing to a humidity level of 76%. Visitors can expect a tropical atmosphere, making it essential to prepare for both warm days and intermittent showers.

September Temperature in Mayiladuthurai

In September, Mayiladuthurai experiences a warm climate as the monsoon season begins to wane. With minimum temperatures hovering around 25°C (78°F) and average highs reaching 33°C (92°F), the month showcases a pleasant warmth that gradually transitions from the sweltering summer months. Although average temperatures dip slightly from the peak summer heat, September maintains an average of 29°C (84°F), embodying the lingering warmth while introducing refreshing breezes. This month marks a shift: the humidity begins to cool, offering a respite from the more intense heat of earlier months like May and April. Overall, September in Mayiladuthurai presents an inviting atmosphere, perfect for enjoying the beauty of the season.

September Weather in Mayiladuthurai: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Mayiladuthurai, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Mayiladuthurai, September typically has an average temperature of {2}°C ({3}°F), with highs reaching up to {4}°C ({5}°F) and lows dropping to around {6}°C ({7}°F).
JanFebMarAprMayJunJulAugSepOctNovDec787982868787868584838079
Data source: Temperature data for Mayiladuthurai generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

September Precipitation in Mayiladuthurai

In Mayiladuthurai, September emerges as a standout month in terms of precipitation, showcasing a significant increase in rainfall compared to the preceding months. With 110 mm (4.3 in) of rain falling over 16 days, it marks a transition into the more enriched monsoon season, setting the stage for even wetter October and November. This uptick is notable against the backdrop of summer months, where rainfall gradually ascended from a modest 18 mm in March to 78 mm in August. As the region shifts into September, the marked rise not only enhances the local landscape but also signals the onset of abundant water resources, preparing the fields for a bountiful harvest ahead.

September Precipitation Trends in Mayiladuthurai

The chart displays monthly precipitation patterns in Mayiladuthurai, with values for each month alongside September’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how September’s conditions compare to those of other months. In Mayiladuthurai, September typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec7811181822356378110191401230
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Mayiladuthurai

In Mayiladuthurai, India, September sees a notable spike in humidity, rising to 76% after a fluctuation throughout the year. This increase can be attributed to the monsoon season, which typically peaks during this month, bringing heavy rains and higher moisture levels. Following a gradual decline from January's relatively humid 72% to April's lowest point of 56%, the humidity levels begin to rise again in June and July, recording 71% and 64%, respectively. As summer transitions into the monsoon, August experiences a slight uptick to 69%, setting the stage for September’s even more pronounced humidity. This trend continues into the following months, with October and November seeing levels soar to 87% and 88%, underscoring the area's characteristic wet season.

September Average Humidity in Mayiladuthurai

This chart illustrates the average monthly humidity levels in Mayiladuthurai, with September’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In September, average humidity in Mayiladuthurai is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec72%62%57%56%64%71%64%69%76%87%88%83%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Mayiladuthurai

In September, Mayiladuthurai experiences a UV Index of 13, placing it in the extreme exposure category with a burn time of just 10 minutes. This reflects a consistent trend of high UV levels that begins in early March and peaks in April at 15 before tapering slightly over the following months. Notably, the months of May through October maintain a UV Index between 11 and 13, highlighting an ongoing risk for sunburn and skin damage. As this pattern persists, it underscores the importance of sun protection for residents and visitors alike. For a comprehensive overview, visit Mayiladuthurai UV Index.

Maximum UV Index Levels in Mayiladuthurai for September

The chart shows the monthly maximum UV Index (UVI) for Mayiladuthurai in September, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In September, the maximum UV index in Mayiladuthurai typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec10121315121213131311109
Data source: Mayiladuthurai September UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

September Sunshine in Mayiladuthurai

In Mayiladuthurai, India, the month of September brings a subtle transition as the summer sun begins to wane, offering 304 hours of bright sunshine. This marks a slight decrease from the 350 hours basked in during May, which is one of the sunniest months of the year. The sunshine hours steadily decline through the summer, from a peak in March at 346 hours to a mild dip in September. Interestingly, the variations in sunlight reflect the shifting seasons, with the spring months, particularly February and March, showcasing robust sunshine. As the year progresses, October recaptures a sense of balance, stabilizing again at 310 hours. This gentle ebb and flow of sunlight create an inviting atmosphere for both locals and visitors, shaping the vibrant landscape of Mayiladuthurai throughout the year.

Monthly Sunshine Duration in Mayiladuthurai: September Highlighted

The September sunshine duration represents the total number of hours Mayiladuthurai experiences direct sunlight during the month of September, excluding cloudy or obstructed periods. This chart compares the sunshine duration of September with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec264h310h346h343h350h329h326h310h304h310h260h295h
Data source: Mayiladuthurai September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Mayiladuthurai During September

In Mayiladuthurai, the chance of sunny weather in September dips to just 21%, marking a continuation of the monsoon season's grip on the region. This trend follows a notably sunny March (66%) and April (57%), but as summer gives way to the rains, the probability of clear skies plummets, with August seeing the lowest likelihood at only 12%. After September, the sun takes a brief retreat, with October and November further dwindling to 19% and 7%, respectively. Thus, while anticipation for sunshine in September exists, it is tempered by the reality of the approaching wet season, making it a less favorable month for sun-seekers.

Percentage of Sunny Days in September in Mayiladuthurai

The chart illustrates the percentage of sunny days in Mayiladuthurai throughout the year, with September highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Mayiladuthurai experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec29%63%66%57%29%20%20%12%21%19%7%53%
Data source: Mayiladuthurai September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Mayiladuthurai in September

In Mayiladuthurai, India, the daylight duration exhibits a captivating rhythm throughout the year. The year begins with 11 hours of daylight in both January and February, gradually increasing to 12 hours in March, which marks the onset of longer days. From March through September, the daylight stabilizes at a consistent 12 hours, creating a perfect balance of light for both activity and relaxation. As October arrives, the daylight begins to recede, returning to 11 hours and signaling the transition into the cooler months. This gentle ebb and flow of daylight not only defines the seasons but also enriches the daily lives of the residents, who eagerly embrace the vibrant sunshine during these extended periods.

Average Daylight Hours in Mayiladuthurai for September

The chart illustrates the variation in daylight duration in Mayiladuthurai throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec11h 32m11h 45m12h 3m12h 21m12h 37m12h 45m12h 41m12h 27m12h 9m11h 51m11h 36m11h 28m
Data source: Mayiladuthurai daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Mayiladuthurai

September in Mayiladuthurai brings a gentle breeze with an average wind speed of 4.1 m/s (9 mph), marking a subtle decline from the more robust winds of the summer months. After a peak in June at 4.9 m/s (11 mph), wind speeds gradually lowered, creating a serene atmosphere as the transition into autumn begins. The prevailing winds in May are particularly noteworthy, averaging 4.6 m/s (10 mph), which sets the stage for September's mild currents. Overall, the wind in September reflects a calming trend as temperatures moderate, inviting residents and visitors alike to enjoy the revitalizing air of this coastal town.

Average September Wind Speed in Mayiladuthurai

The chart displays monthly wind speed patterns in Mayiladuthurai, with values for each month shown alongside September's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how September's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec4.74.43.43.94.64.94.74.34.1 m/s3.64.04.4
Data source: Mayiladuthurai September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Mayiladuthurai Compares to Other Months

Weather in Mayiladuthurai varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Mayiladuthurai, focusing on differences in temperature, rainfall, humidity, and UV levels.

September and January exhibit notable differences in weather conditions. September typically sees warmer temperatures, with a minimum of 25°C (78°F) and an average of 29°C (84°F), while January's temperatures are milder, with a minimum of 23°C (73°F) and an average of 26°C (79°F). Precipitation is more pronounced in September, averaging 110 mm (4.3 in) over 16 days, compared to January's lighter rainfall of 78 mm (3.1 in) over just 8 days. Additionally, humidity levels are slightly higher in September at 76%, while January maintains a more comfortable 72%. For more detailed information, check out Mayiladuthurai weather in January.

In September, the weather is typically hotter and more humid, with average temperatures ranging from a minimum of 25°C (78°F) to a maximum of 33°C (92°F). This month also experiences significant rainfall, with 110 mm (4.3 in) of precipitation over 16 days, leading to a humidity level of 76%. In contrast, February presents a much milder climate, with temperatures ranging from a minimum of 22°C (72°F) to a maximum of 30°C (87°F). Precipitation is minimal, totaling only 11 mm (0.4 in) over just 3 days and accompanied by lower humidity at 62%. For a detailed look at February’s weather, visit Mayiladuthurai weather in February.

In September, the weather tends to be warmer and more humid compared to March, with average temperatures ranging from a minimum of 25°C (78°F) to a maximum of 33°C (92°F). The month experiences significant rainfall, accumulating around 110 mm (4.3 in) over approximately 16 days, resulting in a humidity level of 76%. In contrast, March features slightly cooler temperatures, with a minimum of 23°C (74°F) and a maximum of 34°C (93°F), but it’s drier, with only 18 mm (0.7 in) of precipitation over just 4 days and lower humidity at 57%. For more detailed information on March weather, you can check Mayiladuthurai weather in March.

When comparing the weather in September and April, we observe notable differences in temperature and precipitation. In September, the temperatures range from a minimum of 25°C (78°F) to a maximum of 33°C (92°F), with an average of 29°C (84°F). Additionally, this month experiences significant rainfall, totaling 110 mm (4.3 inches) across 16 days, and the humidity is relatively high at 76%. In contrast, April boasts warmer temperatures, with minimums also at 25°C (78°F) but maximums reaching 35°C (95°F), and an average of 30°C (86°F). The month is much drier, with only 18 mm (0.7 inches) of precipitation over just 4 days and lower humidity at 56%. For more insights on April weather in this region, visit Mayiladuthurai weather in April.

When comparing the weather between September and May, we see notable differences in temperature, precipitation, and humidity. September typically experiences a minimum temperature of 25°C (78°F) and averages around 29°C (84°F), with highs reaching up to 33°C (92°F). This month is also characterized by significant rainfall, receiving about 110 mm (4.3 in) over 16 days, coupled with high humidity levels averaging 76%. In contrast, May tends to be warmer with minimums of 26°C (80°F) and averages soaring to 31°C (87°F), peaking at 36°C (97°F). The rainfall is considerably lower in May, amounting to just 22 mm (0.9 in) over 7 days, and the humidity is slightly reduced at 64%. For more insights into May weather specifically, check this link: Mayiladuthurai weather in May.

In comparing the weather between September and June, we observe notable differences in temperature and precipitation. September tends to be slightly cooler, with average temperatures ranging from a minimum of 25°C (78°F) to a maximum of 33°C (92°F), while June boasts higher averages with a minimum of 26°C (79°F) and a maximum of 35°C (96°F). Additionally, September experiences significantly more rainfall, with 110 mm (4.3 in) across 16 days, whereas June sees much less precipitation at 35 mm (1.4 in) over just 9 days. Humidity levels are also higher in September at 76%, compared to June’s 71%. For more details on the June climate, you can refer to Mayiladuthurai weather in June.

When comparing the weather in September to that in July, September experiences slightly cooler temperatures, with an average of 29°C (84°F), compared to July's average of 30°C (86°F). The maximum temperatures in September reach 33°C (92°F), while July peaks at a hotter 35°C (95°F). Additionally, September has a higher level of precipitation, with 110 mm (4.3 in) over 16 days, compared to July's 63 mm (2.5 in) over 14 days, indicating that September is generally more humid at 76%, versus July's 64%. For more detailed information, you can check Mayiladuthurai weather in July.

In comparing the weather of September and August, both months exhibit warm temperatures, but September tends to bring slightly cooler averages. The minimum temperature remains constant at 25°C (78°F) for both months, while September's average temperature is 29°C (84°F) compared to August's 29°C (85°F). Additionally, September experiences a maximum temperature of 33°C (92°F), which is marginally lower than August's peak at 34°C (94°F). Precipitation is noticeably higher in September with 110 mm (4.3 in) over 16 days, compared to August’s 78 mm (3.1 in) over 13 days. This increased rainfall also contributes to September’s higher humidity level of 76%, up from August's 69%. For further details on August weather, you can check Mayiladuthurai weather in August.

In September, the weather in Mayiladuthurai is characterized by warm temperatures, with a minimum of 25°C (78°F), an average of 29°C (84°F), and a maximum of 33°C (92°F). The month experiences 110 mm (4.3 in) of precipitation over 16 days and maintains a humidity level of 76%.

In contrast, October sees slightly cooler average temperatures with a minimum still at 25°C (77°F) and an average of 28°C (83°F), while the maximum remains at 33°C (92°F). However, it brings a significant increase in rainfall, totaling 191 mm (7.5 in) over 22 days and rising humidity to 87%. The shift in weather patterns is notable, highlighting October as a wetter month compared to September. You can find more information about the weather specifics here.

In September, the weather in Mayiladuthurai features warm temperatures, with a minimum of 25°C (78°F) and an average of 29°C (84°F), peaking at 33°C (92°F). The month experiences moderate rainfall, totaling 110 mm (4.3 in) over 16 days, coupled with relatively high humidity at 76%. In contrast, November sees slightly cooler temperatures, with a minimum of 24°C (75°F) and an average of 27°C (81°F), while the maximum reaches 31°C (89°F). However, November significantly increases in precipitation, with 401 mm (15.8 in) falling over 24 days and humidity rising to 88%. For more details on the specific conditions, you can check Mayiladuthurai weather in November.

In September, the weather in Mayiladuthurai is generally warmer with average temperatures around 29°C (84°F), reaching a maximum of 33°C (92°F). This month experiences significant rainfall, totaling 110 mm (4.3 inches) over 16 rainy days and a humidity level of 76%. In contrast, December brings cooler temperatures, with an average of 26°C (79°F) and a maximum of 30°C (86°F). However, it is notably wetter, with precipitation increasing to 230 mm (9.1 inches) over 18 days and humidity rising to 83%. For more detailed information, check out Mayiladuthurai weather in December.

Compare Mayiladuthurai's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Mayiladuthurai

As September unfolds in Mayiladuthurai, the weather showcases a distinct transition compared to the preceding months. Temperatures hover comfortably, with an average around 29°C, making the warmth more bearable despite the elevated humidity levels of 76%. This month also brings significant precipitation, with occasional showers gracing the region on roughly half the days, contributing to the overall 110 mm of rainfall. The blend of lush greenery and mild temperatures ushers in a refreshing ambiance, setting September apart from the drier summer months. To explore more about the captivating weather patterns of this coastal town, visit Mayiladuthurai Climate.