September Weather in Salem, India

Last updated: August 21, 2025

In September, Salem, India experiences a dynamic blend of warmth and humidity, with temperatures peaking at a maximum of 35°C (95°F) and averaging around 27°C (80°F). The month is characterized by a notable minimum temperature of 22°C (72°F), providing a relatively mild base for warmer days. Rainfall is significant, with a total precipitation of 219 mm (8.6 in) spread over 19 days, contributing to the region's lush landscapes. The humidity level hovers around 76%, creating a tropical atmosphere that is both vibrant and refreshing. This combination makes September a unique month in Salem, balancing warm temperatures with the refreshing touch of seasonal rains.

September Temperature in Salem

As September unfolds in Salem, India, the climate transitions smoothly as the monsoon season begins to recede. The temperatures during this time are characterized by a comfortable range, with minimums settling around 22°C (72°F) and averages hovering at 27°C (80°F). While the maximum temperature peaks at 35°C (95°F), the overall trend indicates a gradual cooling from the sweltering summer months, making it a pleasant time to explore the region. The air retains a hint of humidity, reflecting the tail end of the rains, yet the weather becomes increasingly inviting as the month progresses, setting the stage for more temperate conditions in October.

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

The chart illustrates September temperature patterns in Salem, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Salem, 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).
JanFebMarAprMayJunJulAugSepOctNovDec757883878583828180797775
Data source: Temperature data for Salem 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 Salem

In September, Salem, India, experiences a significant surge in precipitation, with an impressive 219 mm (8.6 in) of rain falling over 19 days. This marks the peak of the monsoon season, providing a stark contrast to the much drier months at the year's start. Notably, September's rainfall is more than double that of the preceding month, August, which itself contributes a substantial 105 mm (4.1 in) over 17 days. As the region transitions from the sweltering summer months into the cooler autumn, the increased precipitation not only replenishes local water sources but also invigorates the lush greenery typical of this period. This trend illustrates the critical role September plays in supporting both agriculture and the verdant landscape of Salem.

September Precipitation Trends in Salem

The chart displays monthly precipitation patterns in Salem, 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 Salem, September typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec25515321009710010521916916265
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

September Humidity in Salem

In September, Salem experiences a notable uptick in humidity, reaching 76%, signaling the transition from the monsoon season. This increase follows a pattern seen in the months leading up to it, where humidity fluctuates between 56% to 71% from April to August. The trend indicates that as the rainy season peaks, the air grows increasingly saturated, setting the stage for the even higher humidity levels of October and November, which often soar above 85%. This rise not only enhances the feeling of mugginess but also marks Salem's shift into the wetter part of the year, making September a key transitional month in the local climate.

September Average Humidity in Salem

This chart illustrates the average monthly humidity levels in Salem, 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 Salem 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 Salem

As summer transitions into autumn, September in Salem, India, continues to experience intense sun exposure, maintaining a UV Index of 13, categorized as extreme. This consistent rating aligns with the previous months, where the UV Index hovered between 12 and 15 from January through August, resulting in a burn time of just 10 minutes throughout this period. While October is expected to bring a slight dip to 12, the overall trend clearly indicates that the region experiences significant solar intensity leading into the fall season. Residents and visitors should remain vigilant about sun protection during these months to avoid harmful effects from UV radiation. For more detailed information, visit Salem UV Index.

Maximum UV Index Levels in Salem for September

The chart shows the monthly maximum UV Index (UVI) for Salem 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 Salem typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec11131315131213141312119
Data source: Salem 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 Salem

September in Salem, India, offers a delightful farewell to summer, as the month brings an average of 298 hours of sunshine. This is a gentle decline from the sun-drenched peaks of late spring and early summer, with May standing out as the sunniest month, boasting 349 hours. Following this trend, sunshine gradually diminishes into the autumn months, with October seeing slightly less at 296 hours, and November dropping to 255 hours. Despite this decrease, September still basks in a healthy amount of sunlight that lends a warm glow to the landscape, making it a beautiful time to experience the transition from the vibrant summer to the cooler hues of fall.

Monthly Sunshine Duration in Salem: September Highlighted

The September sunshine duration represents the total number of hours Salem 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.
JanFebMarAprMayJunJulAugSepOctNovDec257h307h344h338h349h320h315h308h298h296h255h283h
Data source: Salem September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Salem During September

In September, the likelihood of sunny weather in Salem, India, is quite low, hovering around 13%. This marks a continuation of the damp and overcast conditions typical of the monsoon season, which significantly affects the preceding months of July and August, both showing even lower probabilities of sunshine at 13% and 11%, respectively. Interestingly, as the year progresses, September gives way to October, which maintains the same chance of sunny days. Overall, the trend indicates that summer's brightness peaks earlier in the year, particularly in February and March with chances soaring to 71% and 76%, while the later months leading up to December see a notable decline in sunshine, culminating in a dismal 6% in November. Thus, those hoping for sunny skies in September may find themselves disappointed as the region remains under the influence of lingering monsoon clouds.

Percentage of Sunny Days in September in Salem

The chart illustrates the percentage of sunny days in Salem 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 Salem experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec27%71%77%46%32%15%13%11%13%13%6%57%
Data source: Salem September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Salem in September

In September, Salem, India, enjoys a consistent 12 hours of daylight, continuing the trend established in the preceding months of June, July, and August. This period marks the peak of daylight hours, embracing the sunny ambiance of late monsoon season. Following September, the days gradually shorten, as October ushers in a slight decline in daylight duration, returning to 11 hours. The transition from September to October signifies a shift in the rhythm of daily life, as residents prepare for a cozy change in atmosphere with the coming months. Overall, the steady daylight from March through September highlights Salem's relatively stable climate, offering ample time for outdoor activities and celebrations before the shorter days of fall approach.

Average Daylight Hours in Salem for September

The chart illustrates the variation in daylight duration in Salem throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec11h 30m11h 44m12h 3m12h 22m12h 39m12h 47m12h 42m12h 28m12h 10m11h 50m11h 34m11h 26m
Data source: Salem daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Salem

As September arrives in Salem, India, the average wind speed settles at a gentle 1.9 m/s (4 mph), echoing the patterns observed throughout the year. Following a summer of slightly brisker breezes, peaking at 2.5 m/s (6 mph) in July, September marks a return to more temperate conditions, reminiscent of the earlier months. This subtle decline in wind speed invites a sense of calm, contrasting with the lively gusts that characterized the mid-year. As the landscape shifts towards autumn, the consistency in wind flow—from the 2.4 m/s (5 mph) in August to September's steady breeze—creates a serene backdrop, setting the stage for the changing seasons ahead. With each transition, Salem embraces a refreshing tranquility that makes this time of year particularly enchanting.

Average September Wind Speed in Salem

The chart displays monthly wind speed patterns in Salem, 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.
JanFebMarAprMayJunJulAugSepOctNovDec1.92.01.91.42.02.42.52.41.9 m/s1.31.51.8
Data source: Salem September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Salem Compares to Other Months

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

In September, the weather is generally warmer and more humid, with temperatures ranging from a minimum of 22°C (72°F) to a maximum of 35°C (95°F) and an average of 27°C (80°F). The month sees considerable rainfall, with 219 mm (8.6 in) of precipitation occurring over 19 days, resulting in a humidity level of 76%. In contrast, January offers a cooler and drier climate, with temperatures ranging from a minimum of 16°C (61°F) to a maximum of 33°C (91°F) and an average of 24°C (76°F). Rainfall is minimal in January, with only 25 mm (1.0 in) recorded over just 4 days, and humidity remains slightly lower at 72%. For a more detailed look at January's weather, you can visit Salem weather in January.

September and February present distinct weather patterns. In September, temperatures range from a minimum of 22°C (72°F) to a maximum of 35°C (95°F), with an average of 27°C (80°F). This month is characterized by high humidity at 76% and significant rainfall, totaling 219 mm (8.6 in) over 19 days. In contrast, February boasts milder temperatures, with a minimum of 15°C (60°F) and a maximum of 36°C (97°F), resulting in an average of 26°C (78°F). Remarkably, February experiences very little precipitation, only 5 mm (0.2 in) across just a single day, and a lower humidity level of 62%. For more details on the weather during this month, visit Salem weather in February.

In comparing the weather of September and March, we see significant differences in temperature, precipitation, and humidity. September features warmer average temperatures, with a minimum of 22°C (72°F) and a maximum of 35°C (95°F), while March enjoys slightly cooler minimum temperatures at 18°C (65°F) but peaks higher with a maximum of 38°C (100°F).

Precipitation also varies greatly; September experiences a wet month with 219 mm (8.6 in) of rainfall over 19 days, whereas March is quite dry, with only 15 mm (0.6 in) of rain falling across just 3 days. Additionally, the humidity in September stands at a high 76%, compared to the more comfortable 57% in March. For more details on March's weather, you can visit Salem weather in March.

When comparing the weather in September and April, several striking differences emerge. In September, temperatures range from a minimum of 22°C (72°F) to a maximum of 35°C (95°F), with an average temperature of 27°C (80°F). This month also experiences significant precipitation, totaling 219 mm (8.6 in) over about 19 days, accompanied by high humidity levels of 76%. In contrast, April presents warmer conditions with temperatures ranging from a minimum of 23°C (73°F) to a scorching maximum of 39°C (103°F), and an average of 31°C (87°F). Additionally, April sees much lower precipitation, with only 32 mm (1.3 in) recorded over 5 days and a drier humidity level of 56%. For more details on April's climate, check out Salem weather in April.

In comparing the weather between September and May, one can observe some notable differences. September enjoys a warm range of temperatures, with minimums around 22°C (72°F) and average highs of 27°C (80°F), but it also experiences significant rainfall, totaling 219 mm (8.6 in) over 19 days, coupled with high humidity of 76%. In contrast, May presents a hotter climate with minimum temperatures remaining the same at 22°C (72°F), but average highs peak at a sweltering 30°C (86°F) and can reach up to 39°C (103°F). Rainfall in May is considerably less, falling to 100 mm (3.9 in) across 16 days, and with lower humidity at 64%. For more details, you can refer to Salem weather in May.

When comparing the weather in September to that in June, we see some notable differences. September tends to be slightly cooler, with average temperatures ranging from a minimum of 22°C (72°F) to a maximum of 35°C (95°F), while June is warmer, boasting a minimum of 23°C (74°F) and a maximum reaching up to 37°C (98°F). Additionally, September experiences significantly higher precipitation, with 219 mm (8.6 in) over 19 days, compared to June's 97 mm (3.8 in) over 15 days. Humidity levels are also a bit higher in September, at 76%, compared to June's 71%. For a detailed look at June weather specifics, you can check Salem weather in June.

In comparing the weather of September and July, both months exhibit warm temperatures, but September generally presents a slightly cooler average temperature of 27°C (80°F) compared to July's 28°C (82°F). While the minimum temperatures remain consistent at around 22°C (72°F), July experiences a marginally higher maximum of 36°C (98°F) versus September's 35°C (95°F). Precipitation is notably higher in September with 219 mm (8.6 in) over 19 days, in contrast to July's 100 mm (3.9 in) across 16 days, resulting in a more humid climate in September at 76%, compared to July's 64%. For further insights, you can check Salem weather in July.

In comparison to August, September experiences slightly cooler temperatures, with an average of 27°C (80°F) compared to August's 27°C (81°F), but it has a slightly lower minimum temperature of 22°C (72°F) versus 23°C (73°F) in August. However, September is notably wetter, receiving 219 mm (8.6 in) of precipitation over 19 days, while August has a significantly lower total of 105 mm (4.1 in) across 17 days. Additionally, humidity levels rise in September to 76%, compared to August's 69%. For a more detailed look at August weather, check out Salem weather in August.

September and October exhibit some notable differences in weather patterns. September tends to be warmer, with average temperatures around 27°C (80°F) and maximums reaching 35°C (95°F), compared to October's average of 26°C (79°F) and a maximum of 33°C (91°F). Additionally, September experiences higher rainfall, totaling 219 mm (8.6 in) over 19 days, whereas October sees a decrease in precipitation to 169 mm (6.7 in) across 21 days. Notably, humidity is slightly higher in October at 87%, compared to September's 76%. For a more detailed look, check out Salem weather in October.

September and November present contrasting yet mild weather patterns. In September, temperatures range from a minimum of 22°C (72°F) to a maximum of 35°C (95°F), with an average of 27°C (80°F). The month is quite rainy, with a total precipitation of 219 mm (8.6 in) over 19 days, and humidity levels are relatively high at 76%. In comparison, November sees slightly cooler temperatures, with a minimum of 18°C (65°F), an average of 25°C (78°F), and a maximum of 33°C (91°F). Precipitation in November totals 162 mm (6.4 in) over 18 days, and humidity increases to 88%. For more specific details on the climatic conditions, you can check Salem weather in November.

In September, the weather is notably warmer, with average temperatures reaching 27°C (80°F) and maximums hitting 35°C (95°F), while December sees a cooler average of 24°C (76°F) and maximums of 33°C (91°F). September also experiences considerably more precipitation, with 219 mm (8.6 in) falling over 19 days, compared to December's much drier conditions with only 65 mm (2.6 in) over 8 days. Humidity levels are slightly higher in December at 83%, compared to September's 76%, making the end of the year feel a bit more humid despite the cooler temperatures. For more details about December weather, you can visit Salem weather in December.

Compare Salem's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Salem

As September unfolds in Salem, the weather shifts from the sweltering heat of summer to a more temperate climate, characterized by average temperatures hovering around 27°C (80°F). However, this month also brings significant precipitation, with rain gracing the city on nearly two-thirds of the days, contributing to a dramatically higher humidity level of 76%. Unlike the drier summer months, September is a transitional period marked by a refreshing, albeit wet atmosphere, making it an ideal time to experience the lush greenery that this rainfall fosters. For more insights into the climate throughout the year, visit Salem Climate.