September Weather in Kovalam, India

Last updated: August 21, 2025

September in Kovalam, India offers a tropical experience characterized by warm temperatures and high humidity. With daily averages around 26°C (79°F), temperatures can peak at a maximum of 28°C (83°F), while nighttime lows hover at a comfortable 24°C (76°F). The month is marked by significant precipitation—averaging 162 mm (6.4 in) over approximately 21 days, making it the height of the rainy season. Humidity levels reach a lush 85%, creating a vibrant atmosphere, perfect for those who enjoy the rich, verdant landscapes that come alive during this time.

September Temperature in Kovalam

In September, Kovalam continues to experience warm tropical temperatures, with a minimum around 24°C (76°F) and an average that slightly dips to 26°C (79°F). The maximum rarely exceeds 28°C (83°F), creating a pleasant atmosphere perfect for beach outings and relaxation. Notably, this month reflects a trend of gradually decreasing temperatures as the monsoon season wraps up, making way for the slightly cooler October. Overall, September offers a harmonious blend of warmth and comfort, inviting visitors to enjoy the scenic beauty of this coastal paradise.

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

The chart illustrates September temperature patterns in Kovalam, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Kovalam, 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).
JanFebMarAprMayJunJulAugSepOctNovDec808182828280797879808081
Data source: Temperature data for Kovalam generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

September Precipitation in Kovalam

In September, Kovalam experiences a substantial shift in precipitation, with an average of 162 mm (6.4 in) of rainfall spread across 21 days. This month is part of the monsoon season, following a wet August, which recorded 170 mm (6.7 in) over 19 days. Although September sees a slight decrease in total rainfall, the consistent frequency of rainy days suggests that showers remain a staple of daily life. This trend indicates that as the monsoon period begins to wane, the weather remains characteristically humid, paving the way for October's increasing precipitation to 197 mm (7.8 in). As Kovalam transitions from the peak of the monsoon, the rhythm of rainfall continues to play a significant role in the region's climate, setting the stage for the lush landscapes that define this coastal paradise.

September Precipitation Trends in Kovalam

The chart displays monthly precipitation patterns in Kovalam, 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 Kovalam, September typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec33143660219219128170162198237105
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

September Humidity in Kovalam

In Kovalam, India, September experiences a notable humidity level of 85%, continuing the trend of high humidity that peaks during the monsoon months. As the rainy season progresses from July to August, humidity levels soar, reaching an impressive 87% in August. This slight dip in September reflects a gradual shift towards drier conditions as the monsoon recedes, yet the weather remains markedly humid. Comparatively, earlier months like January and February show lower humidity levels at 70% and 64%, respectively, highlighting the seasonal fluctuation in Kovalam's coastal climate. Overall, the high humidity levels from May to September create a lush, vibrant environment typical of this tropical paradise.

September Average Humidity in Kovalam

This chart illustrates the average monthly humidity levels in Kovalam, 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 Kovalam is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec70%64%66%71%77%83%86%87%85%84%83%80%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Kovalam

In September, the UV Index in Kovalam remains elevated at 14, categorizing it as extreme with a burn time of just 10 minutes. This trend is consistent with the preceding months, where the UV Index hovered between 13 and 15, signaling that sun protection is crucial year-round. As summer transitions into autumn, the UV exposure remains a significant concern, encouraging locals and visitors alike to stay vigilant against harmful sun rays. Planning your outdoor activities carefully during this time is essential to enjoy the stunning beaches while safeguarding your skin. For more insights, check out the Kovalam UV Index.

Maximum UV Index Levels in Kovalam for September

The chart shows the monthly maximum UV Index (UVI) for Kovalam 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 Kovalam typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec111313151313131414121010
Data source: Kovalam 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 Kovalam

As September rolls in, Kovalam, India enjoys a delightful 320 hours of sunshine, continuing a trend of ample daylight that has characterized the region throughout the year. After a vibrant summer marked by the peak brightness of March at 344 hours, the sunshine hours gently taper yet remain robust into the fall. This month follows closely behind the consistent warmth of July and August, both of which offered around 329 and 309 hours respectively. The steady light in September creates the perfect ambiance for beachgoers and sun-seekers, setting the stage for picturesque sunsets and memorable moments along this beautiful coastline. As autumn approaches, the sunlight starts to diminish gradually, hinting at the 302 hours of brightness expected in October, but September's glow is still a captivating reminder of summer's lingering embrace.

Monthly Sunshine Duration in Kovalam: September Highlighted

The September sunshine duration represents the total number of hours Kovalam 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.
JanFebMarAprMayJunJulAugSepOctNovDec270h313h344h333h321h322h329h309h320h302h284h317h
Data source: Kovalam September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Kovalam During September

In Kovalam, India, the likelihood of sunny weather in September is rather modest, with only a 20% chance of sunshine gracing the beach town. This month marks a notable drop in sunshine probability when compared to the drier months preceding it, such as February (67%) and March (59%). The trend continues downward as the region transitions from the heavier monsoon season, where August sees a mere 8% of sunny skies. Following September, hope flickers slightly brighter in October with a 13% chance, but sunny surprises remain scarce until December, when the probability jumps back to 66%. Overall, if you're planning a beach getaway in September, it's wise to prepare for a mix of overcast skies and sporadic sunshine.

Percentage of Sunny Days in September in Kovalam

The chart illustrates the percentage of sunny days in Kovalam 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 Kovalam experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec33%67%59%52%19%17%16%8%21%13%10%66%
Data source: Kovalam September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Kovalam in September

In Kovalam, India, the daylight duration remains fairly consistent throughout the year. From January to August, residents and visitors enjoy 11 to 12 hours of sunshine daily, creating a warm and inviting atmosphere. Notably, September maintains this trend with 12 hours of daylight, allowing ample time for beach activities and exploration. As the year shifts into the final months, October sees a slight decline back to 11 hours, wrapping up the cycle of abundant sunlight. This steady pattern of daylight not only enhances the natural beauty of Kovalam but also supports a vibrant lifestyle year-round.

Average Daylight Hours in Kovalam for September

The chart illustrates the variation in daylight duration in Kovalam throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec11h 40m11h 50m12h 3m12h 17m12h 29m12h 35m12h 32m12h 22m12h 8m11h 55m11h 43m11h 38m
Data source: Kovalam daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Kovalam

As summer transitions to autumn, September in Kovalam, India, is characterized by a steady average wind speed of 7.0 m/s (16 mph). This marks a notable consistency in the breezy conditions that began in the previous months, particularly with the winds picking up significantly in June and peaking in July. The gentle yet lively gusts create an inviting atmosphere, perfect for beachgoers and water sports enthusiasts alike. As the year progresses, the wind gradually slows down towards October, indicating the approach of the calmer months ahead. This interplay of wind patterns not only enhances the scenic beauty of Kovalam but also contributes to its vibrant coastal life.

Average September Wind Speed in Kovalam

The chart displays monthly wind speed patterns in Kovalam, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2.62.72.94.35.27.08.07.07.0 m/s4.54.52.3
Data source: Kovalam September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Kovalam Compares to Other Months

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

In comparing the weather between September and January, September tends to be more humid and rainy, with an average temperature of 26°C (79°F) and significant precipitation of 162 mm (6.4 in) over 21 days. In contrast, January offers a warmer average temperature of 27°C (80°F) but with much less rainfall of only 33 mm (1.3 in) over just 4 days, resulting in a more pleasant humidity level of 70%. This shift from a wet and humid September to a drier January allows for more comfortable outdoor activities. For detailed insights into January weather in Kovalam, you can refer to this link: Kovalam weather in January.

In September, the weather tends to be quite humid and rainy, with average temperatures ranging from a minimum of 24°C (76°F) to a maximum of 28°C (83°F), accompanied by substantial precipitation of 162 mm (6.4 in) over 21 days. In contrast, February experiences generally warmer and drier conditions, with temperatures increasing from a minimum of 24°C (76°F) to a maximum of 31°C (88°F), and only a slight 14 mm (0.5 in) of rainfall across just 3 days. Moreover, the humidity in February is noticeably lower at 64%, making it a more comfortable time to enjoy the outdoors. For more detailed information, you can check Kovalam weather in February.

In comparing the weather between September and March, we see notable differences in temperature and precipitation. September has a milder temperature range with a minimum of 24°C (76°F) and an average of around 26°C (79°F), while March tends to be warmer, averaging 28°C (82°F) and peaking at 30°C (87°F). Humidity is also higher in September at 85%, creating a more humid atmosphere compared to March's 66%. Rainfall in September is significantly higher, with 162 mm (6.4 in) over 21 days, whereas March experiences much lighter precipitation of only 36 mm (1.4 in) across just 7 days. For a more detailed look at the March weather in Kovalam, you can check Kovalam weather in March.

In comparing the weather of September and April, we find some notable differences. September tends to be slightly cooler, with average temperatures ranging from a minimum of 24°C to a maximum of 28°C, while April enjoys warmer temperatures, averaging between 25°C and 30°C. Additionally, September is significantly wetter, with 162 mm of precipitation spread over 21 days, contrasted with April’s much lighter rainfall of 60 mm over just 12 days. Humidity levels also differ, as September is more humid at 85%, while April experiences lower humidity at 71%. For those interested in exploring April weather specifics, you can check out Kovalam weather in April.

In comparing the weather of September and May, we see some notable differences. September experiences slightly cooler temperatures, with an average of 26°C (79°F), while May has a higher average of 28°C (82°F) and can reach up to 30°C (87°F). Both months experience significant rainfall, but May has a higher total precipitation of 219 mm (8.6 in) over 23 days compared to September's 162 mm (6.4 in) over 21 days. Additionally, September is more humid at 85%, while May has a comparatively lower humidity level of 77%. For more detailed information on May weather, you can check Kovalam weather in May.

When comparing the weather of September and June, both months exhibit warm temperatures, but with distinct differences in precipitation and humidity. September has a slightly lower temperature range, with minimums around 24°C (76°F) and maximums hitting 28°C (83°F), averaging at 26°C (79°F). In contrast, June is marginally warmer, with lows of 25°C (77°F) and highs of 29°C (84°F), averaging at 27°C (80°F). Rainfall is more prevalent in June, totaling 219 mm (8.6 in) over 28 days, compared to September's 162 mm (6.4 in) across 21 days. Interestingly, while September experiences a higher humidity of 85%, June maintains a slightly lower humidity level of 83%. For more detailed insights on June weather, you can refer to Kovalam weather in June.

In comparing the weather of September and July, both months showcase similar temperature profiles, with minimums at 24°C (76°F), averages at 26°C (79°F), and maximums reaching 28°C (83°F). However, September experiences more rainfall, totaling 162 mm (6.4 in) compared to July's 128 mm (5.0 in), although both months see precipitation on 21 days. Additionally, while the humidity levels are comparable, September has a slightly lower humidity at 85% compared to July's 86%. For detailed insights on July weather, you can refer to Kovalam weather in July.

In comparing the weather between September and August, we see that both months share similar temperature ranges, with minimums around 24°C (75-76°F), averages of 26°C (78-79°F), and maximums reaching 28°C (82-83°F). However, September tends to be slightly wetter, receiving 162 mm (6.4 in) of precipitation over 21 days, compared to August's 170 mm (6.7 in) over 19 days. Humidity levels are also marginally lower in September at 85%, compared to August's 87%. For more insights, you can check out Kovalam weather in August.

September and October in Kovalam share similar temperature ranges, with both months reflecting a minimum of around 24-25°C (76-77°F), an average of 26°C (79-80°F), and a maximum of 28°C (83°F). However, October experiences slightly higher precipitation, totaling 197 mm (7.8 in) across 23 days, compared to 162 mm (6.4 in) over 21 days in September. Humidity remains relatively stable, at 85% in September and dropping slightly to 84% in October. For more details on October weather, you can visit Kovalam weather in October.

September and November in Kovalam both showcase warm temperatures, but November tends to be slightly hotter, with an average high of 31°C (87°F) compared to September's max of 28°C (83°F). While September experiences more days of precipitation at 21 days, November has a higher total rainfall of 237 mm (9.3 in) despite only 20 rainy days. Humidity levels remain relatively similar, with September at 85% and November slightly lower at 83%. These factors contribute to a distinct shift in the weather as the seasons transition, making November a unique time to experience the climate. For more detailed information about the weather in November, you can visit Kovalam weather in November.

In September, the weather in Kovalam is characterized by a warm and humid atmosphere, with average temperatures around 26°C (79°F) and frequent rainfall totaling 162 mm (6.4 in) over an average of 21 days. The humidity levels are quite high at 85%, creating a muggy feel throughout the month. In contrast, December offers slightly warmer temperatures, with an average of 27°C (81°F) and maximums reaching up to 30°C (87°F). It experiences significantly reduced rainfall, with only 105 mm (4.1 in) over just 9 days, and humidity drops to around 80%. This change makes December a more pleasant time to enjoy the beach compared to the wetter conditions of September. For more details, you can check Kovalam weather in December.

Compare Kovalam's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Kovalam

As September settles in Kovalam, the coastal charm takes on a unique character. The warm temperatures, averaging around a comfortable 26°C (79°F), create a cozy atmosphere, while the high humidity—climbing to about 85%—adds a tropical feel, making the air feel heavier and more immersive. Unlike the drier months, September is marked by frequent rain, with an average of 21 days seeing precipitation that totals around 162 mm (6.4 in). This rain not only refreshes the landscape but also enhances the vibrant greenery that defines the region. For those seeking to experience both the allure of the beaches and the refreshing monsoon atmosphere, September offers a distinctive blend unlike any other month. Discover more insights on seasonal changes at Kovalam Climate.