Last updated: August 21, 2025
September in Mon, India, brings a tropical embrace with a maximum temperature soaring to 35°C (95°F) and a comfortable average of 26°C (79°F). As the monsoon persists, residents experience significant rainfall, with 348 mm (13.7 in) recorded over a staggering 29 days, leading to an atmosphere of high humidity averaging 91%. This month marks a transition in the region, where lush greenery thrives, yet the frequent showers hint at the fleeting summer’s end, inviting both challenges and the beauty of nature in full bloom.
In September, India experiences a noticeable shift as the monsoon season begins to wane. With minimum temperatures hovering around 21°C (70°F), the nights are comfortably warm yet refreshing. The average temperature settles at 26°C (79°F), providing a delightful blend of warmth without the sweltering heat of summer. As the month progresses, maximum temperatures can reach up to 35°C (95°F), slightly lower than the peaks of August, hinting at the transition into autumn. This month not only marks a cooling trend from the previous sweltering summer days but also showcases a vibrant atmosphere, as the rains rejuvenate the landscape, making it a picturesque time to explore India.
In September, Mon, India experiences a significant dip in precipitation compared to the peak monsoon months of July and August. With 348 mm (13.7 in) of rainfall over 29 days, the month still showcases the lingering effects of the monsoon season. This marks a reduction from August's impressive 456 mm (18.0 in), yet it remains notably higher than the lighter rains observed earlier in the year. As the monsoon starts to retreat, September's rainfall underscores a transitional phase, allowing the lush landscapes to thrive while preparing for the drier months ahead. Overall, this month maintains a consistent wetness characteristic of the monsoon, bridging the gap towards October's more moderate 187 mm (7.4 in).
September in Mon, India, continues a notable pattern of high humidity, with levels soaring to an impressive 91%. This marks a peak that starts with the onset of the monsoon in June and persists through August, reflecting a consistent trend of climactic moisture. The summer months, particularly May and June, exhibit significant spikes, with May at 83% and June at 89%, as the region gears up for the heavy rains. Following this, the humidity remains strikingly high through September, suggesting that the monsoon's influence is still strongly felt, before gradually tapering off in October to 90% and slowly declining through the rest of the year. This high humidity not only underscores the lush, verdant beauty of Mon but also highlights the challenges of the monsoon season, as residents adapt to the heavy dampness typical of this time.
In September, Mon, India, experiences a significant UV Index of 11, categorizing it as extreme and reducing safe sun exposure to a mere 10 minutes. This timeframe follows a summer of incredibly high UV levels, peaking at 14 in July and 12 in August. As the monsoon season transitions into autumn, the UV Index remains relatively high, encouraging residents and visitors to stay vigilant with sun protection measures. Notably, while the index is slightly lower than the peak summer months, it still demands attention as the risks of skin damage linger. For those wishing to learn more about the sun's impact in this region, visit Mon UV Index.
UV Risk Categories
September in Mon, India, shines with 293 hours of sunlight, continuing a trend of moderate warmth as the monsoon gradually recedes. Following the peak in May, the sunshine hours dip during the summer months, with July experiencing the lowest at 255 hours. However, the light returns with vigor in September, slightly below the year’s average but indicative of the transitioning seasons. This month, illuminated by soft, golden rays, offers a beautiful promise of autumn, as daylight hours steadily climb again into October and beyond, inspiring both nature lovers and adventurers alike.
September in Mon, India, carries a notable shift in sunny weather likelihood, with only a 28% chance of sunshine. As the monsoon recedes, this month marks a transition from the heavy rains seen in the preceding months, but the sun still struggles to make a frequent appearance. In comparison to the brighter months of January through April, where the probability of sun exceeds 60%, September's chances take a dip similar to the depths of the rainy season. Moving into October, the likelihood of sunny days rises again to 64%, hinting at the region's return to clearer skies. This trend underscores September as a month of change — where the lingering effects of monsoon weather are felt, but the hope for sunnier days begins to emerge.
In Mon, India, the daylight duration experiences a fascinating ebb and flow throughout the year. Starting from 10 hours in January, the days gradually lengthen, reaching their peak with 13 hours of daylight from May through August. As September rolls in, there's a subtle shift as daylight diminishes back to 12 hours, marking the onset of shorter days. This gradual decrease continues into October, where daylight reduces further to 11 hours, before settling into a cozy rhythm of 10 hours in November and December. Overall, this annual cycle not only highlights the seasonal transitions but also enriches the local culture and lifestyle, reflecting the interplay between light and daily activity.
In September, the winds in Mon, India, usher in a gentle transition, with an average speed of 1.0 m/s (2 mph). This marks a slight increase from the lull of the summer months, where winds dipped to their calmest at 0.9 m/s (2 mph) in both July and August. As the monsoon season begins to recede, September's breezes are reminiscent of the fluctuating patterns of the earlier months, with an overall trend showcasing the calm that envelops the region during the hotter periods. Notably, as the year progresses, wind speeds tend to rise again in November, offering a refreshing shift from the stillness of mid-year. This consistent yet subtle variation in wind speeds paints a picture of Mon's serene climate, where each season gracefully dances between tranquility and the subtle stirrings of nature.
Weather in Mon varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Mon, focusing on differences in temperature, rainfall, humidity, and UV levels.
September and January present stark contrasts in weather. September experiences significantly higher temperatures, with minimums around 21°C (70°F) and maximums reaching up to 35°C (95°F). The month is also characterized by heavy rainfall, averaging 348 mm over 29 days, coupled with high humidity at 91%. In contrast, January offers a much cooler climate, with temperatures ranging from a minimum of 5°C (42°F) to a maximum of 26°C (80°F). Precipitation drops drastically to just 28 mm over 5 days, and the humidity is notably lower at 77%. For more detailed information on weather conditions in January, you can visit Mon weather in January.
September and February showcase distinctly different weather patterns. In September, temperatures range from a minimum of 21°C (70°F) to a maximum of 35°C (95°F), with an average of 26°C (79°F). The month is characterized by significant rainfall, with a total precipitation of 348 mm (13.7 in) spread over 29 days, resulting in high humidity levels of 91%. In contrast, February experiences much cooler temperatures, with a minimum of 6°C (44°F) and a maximum of 28°C (83°F), averaging at 17°C (62°F). Precipitation is minimal during this month, totaling only 43 mm (1.7 in) over 9 days, accompanied by lower humidity at 70%. For more details, you can check Mon weather in February.
In September, the weather is notably warmer and more humid, with temperatures ranging from a minimum of 21°C (70°F) to a maximum of 35°C (95°F) and an average of 26°C (79°F). This month experiences significant rainfall, totaling 348 mm (13.7 in) over 29 days, resulting in a high humidity level of 91%. In contrast, March presents a much cooler climate, where temperatures vary from a minimum of 10°C (50°F) to a maximum of 33°C (91°F), with an average temperature of 20°C (69°F). Rainfall is considerably less at 73 mm (2.9 in) across 13 days, and the humidity drops to a more comfortable 51%. For a detailed look at the weather in March, you can visit Mon weather in March.
In September, the weather is significantly warmer and more humid than in April, with average temperatures around 26°C (79°F) and reaching highs of 35°C (95°F). This month also experiences heavy rainfall, totaling 348 mm (13.7 in) over 29 days, resulting in a high humidity level of 91%. In contrast, April boasts a milder climate with an average temperature of 22°C (72°F) and maximums of 32°C (90°F), accompanied by much less rainfall at 132 mm (5.2 in) over 17 days, leading to a more comfortable humidity level of 44%. For a closer look at Mon’s April weather, check out Mon weather in April.
In comparing the weather between September and May, September typically experiences warmer temperatures, with a minimum of 21°C (70°F) and averaging 26°C (79°F), reaching a maximum of 35°C (95°F). In contrast, May has slightly cooler temperatures, with a minimum of 17°C (62°F) and an average of 24°C (75°F), peaking at 33°C (91°F). Additionally, September is characterized by higher precipitation, totaling 348 mm (13.7 in) over 29 days, compared to May's 222 mm (8.8 in) across 26 days. The humidity in September is also higher at 91%, compared to 83% in May, highlighting a more oppressive feel during the former month. For more detailed weather insights, check out Mon weather in May.
In comparing the weather between June and September, both months exhibit similar average temperatures, with June having slightly lower minimum and maximum temperatures. June reaches a minimum of 20°C (68°F), while September starts at 21°C (70°F), with both months averaging around 26°C (79°F). However, June tends to experience more precipitation, totaling 399 mm (15.7 in) compared to September's 348 mm (13.7 in), despite both having 29 days of rainfall. Additionally, June's humidity at 89% is marginally lower than September's 91%, making September feel a bit more oppressive. For more specific insights, you can refer to Mon weather in June.
In September, the weather features slightly milder temperatures compared to July, with minimums of 21°C (70°F) and an average of 26°C (79°F), compared to July's minimum of 22°C (72°F) and average of 27°C (80°F). While the maximum temperatures in both months are comparable, September peaks at 35°C (95°F), just above July's maximum of 34°C (94°F). However, September experiences significantly less rainfall than July, with 348 mm (13.7 in) over 29 days compared to July's 510 mm (20.1 in) over 30 days. Both months maintain high humidity levels of 91%, but the increased precipitation in July contributes to a more humid atmosphere overall. For more details about July's weather, you can visit Mon weather in July.
In comparing the weather of September and August, we observe that both months maintain a high level of humidity at 91%. However, September experiences slightly cooler temperatures, with an average of 26°C (79°F) compared to August's average of 27°C (81°F). Notably, September has a lower maximum temperature of 35°C (95°F), while August reaches up to 36°C (97°F). When it comes to precipitation, September receives 348 mm (13.7 in) over 29 days, which is less than August's 456 mm (18.0 in) over 30 days. For more detailed insights about the weather in August, you can visit Mon weather in August.
September and October present a noteworthy transition in weather characteristics. In September, temperatures range from a minimum of 21°C (70°F) to a maximum of 35°C (95°F), with a warm average of 26°C (79°F). This month also experiences considerable rainfall, totaling 348 mm (13.7 in) over 29 days, accompanied by high humidity levels at 91%.
Conversely, October sees a slight decrease in temperatures, with a minimum of 16°C (62°F) and a maximum of 33°C (92°F), averaging 24°C (76°F). Precipitation also lessens significantly, dropping to 187 mm (7.4 in) over 21 days, while humidity remains relatively high at 90%. Overall, October offers milder temperatures and reduced rainfall in comparison to the more oppressive conditions of September. For more details on the weather in Mon for October, visit Mon weather in October.
September weather is characterized by significantly warmer temperatures, with nightly lows around 21°C (70°F) and daytime highs soaring up to 35°C (95°F). The month is also marked by high humidity at 91% and considerable rainfall, averaging 348 mm (13.7 inches) across 29 days. In contrast, November brings a noticeable chill, featuring lower temperatures with a minimum of 10°C (51°F) and a maximum of 28°C (83°F). The precipitation drastically decreases to just 28 mm (1.1 inches) over 6 days, and humidity remains slightly lower at 89%. For more detailed information about the weather in November, visit Mon weather in November.
In September, the weather is characterized by high temperatures, with a minimum of 21°C (70°F) and an average of 26°C (79°F), peaking at 35°C (95°F). This month experiences significant rainfall, accumulating 348 mm (13.7 in) over 29 days, contributing to a high humidity level of 91%.
Conversely, December brings a notable drop in temperatures, with a minimum of 7°C (44°F) and an average of 16°C (61°F), reaching a maximum of 27°C (80°F). The precipitation in December is considerably lower at only 18 mm (0.7 in) spread over just 4 days, resulting in a humidity level of 86%. For more details on the weather specifics in December, you can visit Mon weather in December.
As September rolls in, Mon's weather showcases a transitional phase that stands in stark contrast to the more stable conditions of the preceding months. With high humidity levels hovering around 91%, the air feels thick and heavy, often accompanied by frequent rainfall—a staggering 348 mm falls over an average of 29 days. This deluge not only contributes to the lush greenery of the region but also marks a significant departure from the drier spells of summer. The temperatures, while still warm, show a slight drop compared to the sweltering heat of July and August, creating a more comfortable atmosphere for outdoor activities. For a deeper insight into Mon's distinctive climate, visit Mon Climate.