Last updated: August 21, 2025
September in Kalimpong, India is characterized by a warm and humid climate, with temperatures reaching a maximum of 33°C (92°F) and an average of 25°C (77°F). The month is marked by significant rainfall, accumulating to 458 mm (18.0 in) over 26 days, creating a lush and vibrant landscape. With an average humidity of 93%, the air feels particularly damp, contributing to a rich atmosphere that enhances the region's natural beauty. Visitors can expect a captivating mix of warm days and refreshing showers, perfect for exploring the serene hills and verdant valleys of Kalimpong.
September in Kalimpong offers a refreshing transition into autumn, with temperatures hovering comfortably between 20°C (68°F) at night to a warm 33°C (92°F) during the day. With an average of 25°C (77°F), this month marks a slight dip from the peak summer heat experienced in August. The weather is pleasantly mild, making it ideal for exploring the lush landscapes and vibrant culture the region has to offer. As the month progresses, the drop in minimum temperatures signals the onset of cooler days ahead, paving the way for the more temperate climate of October. Overall, September is a delightful balance of warmth and comfort, perfect for both adventure seekers and those looking to unwind amidst the beauty of nature.
In September, Kalimpong experiences a notable shift in its weather pattern, with 458 mm (18.0 in) of precipitation over 26 days. This substantial rainfall, while less than the preceding months of July and August, marks a continuation of the monsoon season's dominance. As the year progresses, September's precipitation still remains considerably high compared to earlier months, such as January through April. This trend underscores the region's lush, green landscapes nurtured by abundant rains, but also hints at the gradual easing of the heavy monsoon, paving the way for drier days in October. The consistent rainfall through September helps maintain the area's vibrant flora, ensuring that Kalimpong continues to thrive amidst its stunning natural beauty.
In September, Kalimpong experiences a peak in humidity, remaining at a significant 93%, a level consistent with the heavy moisture seen in the preceding months of July and August. This high humidity is part of the region's weather pattern, which transitions from the drier, more comfortable conditions of March and April, where humidity drops to 38% and 34%, respectively. As the year progresses, humidity rises dramatically during the monsoons, peaking in the summer months and creating a lush, vibrant environment. Following September, humidity begins to taper off in October to 88%, gradually leading into the cooler, drier months of November and December. This rhythmic fluctuation not only shapes the local climate but also enriches the natural beauty of Kalimpong, making it a captivating destination throughout the year.
In September, Kalimpong experiences a UV Index of 12, classifying it as extreme and necessitating a cautious approach to sun exposure, with a burn time of just 10 minutes. This follows a summer peak where the UV Index reached a high of 14 from June through August, indicating a trend of dangerously high UV levels during the warmer months. As the region transitions into autumn, the index gradually decreases but remains a concern, suggesting that residents and visitors should still take precautions when outdoors. As always, staying informed is key—check out the detailed information at Kalimpong UV Index.
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As September rolls into Kalimpong, the days begin to bask in 249 hours of sunshine, marking a gentle transition from the heavy rains of monsoon to the clearer skies of autumn. The sun-drenched hours reflect a steady increase from the low of 197 hours in July, as the region shakes off the clouds and greets warmer weather. This month showcases a delightful balance, as sunshine slowly resets after the dampness of summer, welcoming the vibrant hues of blooming flora. With sunlight climbing from early months like January’s 233 hours and peaking in May with 334 hours, September's brightness hints at a seasonal trend of growing warmth, setting the stage for October's robust 316 hours of sunshine and further inviting visitors to revel in the scenic beauty of this hill station.
In Kalimpong, India, the likelihood of sunny weather in September mirrors the transition of seasons. With a 26% chance of sun, September represents a recovery from the dismal days of the monsoon that shroud the region in June and July, where sunshine dips drastically to only 13% and 4%, respectively. As the monsoon recedes, the weather begins to dry up, and while September does not boast high sun probabilities, it offers a stark contrast to the summer months where sunshine is even more scarce. This month acts as a precursor to October's 49% likelihood, suggesting that the subsequent months are on an upward swing toward more favorable conditions. Thus, while sunshine in September may be limited, it hints at brighter days ahead in Kalimpong's enchanting landscape.
In September, Kalimpong experiences a return to a more moderate 12 hours of daylight, marking a gentle transition from the longer days of summer. As the months progress from May to August, the daylight lingers for an impressive 13 hours, creating an inviting atmosphere for outdoor exploration. However, September signals a subtle shift, hinting at the impending shorter days ahead, with October and November each bringing only 11 and 10 hours of daylight, respectively. This fluctuation in sunlight hours not only reflects the changing seasons but also sets the stage for the vibrant landscapes of Kalimpong to harmonize with the softening light of autumn.
In September, the gentle breezes of Kalimpong linger, with an average wind speed of 0.9 m/s (2 mph), marking a continuation of the stillness that characterizes much of the region in the preceding summer months. As the year transitions from the monsoon season into the crispness of autumn, the wind maintains a consistent, tranquil presence, reminiscent of the previous months. This steady wind pattern hints at Kalimpong's serene climate, where even as the temperatures start to dip, the air remains soft and inviting. Notably, the average wind speeds in September mirror those of July and August, showcasing a period of relative calm before the slight increase expected in October and November, emphasizing the unique, soothing character of this charming hill station.
Weather in Kalimpong varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Kalimpong, focusing on differences in temperature, rainfall, humidity, and UV levels.
In September, the weather is markedly warmer and more humid, with temperatures ranging from a minimum of 20°C (68°F) to a peak of 33°C (92°F) and an average of 25°C (77°F). This month also experiences significant rainfall, with precipitation totaling 458 mm (18.0 in) over 26 days, resulting in a high humidity level of 93%. In contrast, January presents a much cooler and drier climate, with temperatures dipping to a minimum of 4°C (40°F) and averaging around 13°C (57°F), peaking at 25°C (78°F). Precipitation in January is significantly lower at 60 mm (2.4 in), occurring over just 9 days, and humidity drops to 59%. For more details, you can check Kalimpong weather in January.
September and February showcase contrasting weather patterns. In September, temperatures range from a minimum of 20°C (68°F) to a maximum of 33°C (92°F), with an average of 25°C (77°F). The month experiences significant rainfall, totaling 458 mm (18.0 in) over 26 days, accompanied by high humidity levels of 93%. In stark contrast, February offers a cooler climate, with temperatures ranging from a chilly 3°C (38°F) at night to a pleasant maximum of 26°C (79°F), averaging around 15°C (60°F). Precipitation is much lower, at 70 mm (2.7 in) over 12 days, and humidity drops to a more comfortable 61%. For more detailed insights into February's weather, visit Kalimpong weather in February.
In comparing the weather between September and March, we see significant differences in temperature and humidity. September boasts warmer temperatures, with a minimum of 20°C (68°F) and maximum reaching up to 33°C (92°F), while March experiences cooler conditions, with a minimum of 8°C (47°F) and a maximum of 31°C (88°F). Additionally, September is characterized by high humidity at 93% and substantial precipitation of 458 mm (18.0 in) over 26 days, making it a notably wet month. In contrast, March has much lower humidity at 38% and significantly less rainfall, totaling only 96 mm (3.8 in) over 17 days, resulting in a drier atmosphere. For more details about the weather in March, you can visit Kalimpong weather in March.
When comparing the weather in September and April, notable differences emerge. September is characterized by higher temperatures, with a minimum of 20°C (68°F) and an average of 25°C (77°F), peaking at a scorching 33°C (92°F). In contrast, April sees cooler conditions, starting with a minimum of 10°C (51°F), an average of 22°C (72°F), and a maximum of 32°C (90°F). Precipitation patterns also diverge significantly; September is much wetter, receiving 458 mm (18.0 in) of rain over 26 days, while April experiences only 110 mm (4.3 in) across 15 days. Additionally, September has a much higher humidity level at 93%, compared to April's comfortable 34%. For more detailed information, visit Kalimpong weather in April.
In September, the weather is typically warmer and more humid than in May. With average temperatures reaching 25°C (77°F) and maximums soaring to 33°C (92°F), it creates a lively atmosphere despite the high humidity at 93%. However, September also sees significantly more precipitation, averaging 458 mm (18.0 in) over 26 days, which can lead to a rather wet month. In contrast, May experiences slightly cooler temperatures with averages around 24°C (75°F) and similar maximums of 33°C (92°F), but it has far less rainfall at 190 mm (7.5 in) spread across just 24 days and lower humidity levels at 60%. For more detailed insights, visit Kalimpong weather in May.
In comparing the weather of September and June, both months exhibit similar temperature ranges, with minimums around 20°C (68°F), averages of 25°C (77°F), and maximums reaching 33°C (92°F). However, September experiences slightly higher precipitation, totaling 458 mm (18.0 in) over 26 rainy days, whereas June has 437 mm (17.2 in) with 27 days of rain. Additionally, September's humidity is notably higher at 93%, compared to June's 83%. These differences highlight September as a wetter month, while June offers a bit more dryness despite the frequent rains. For more details on the June weather, you can visit Kalimpong weather in June.
When comparing the weather in September and July, both months exhibit similar temperature ranges, with average highs of 33°C (92°F) and average lows around 20-21°C (68-71°F). However, September tends to see slightly lower rainfall, with 458 mm (18.0 in) compared to July's substantial 1002 mm (39.4 in). The number of rainy days is also slightly less in September, at 26 days versus July's 30 days. Notably, both months maintain high humidity levels at 93%, leading to a consistently muggy atmosphere. For a detailed look at July weather, you can explore Kalimpong weather in July.
In comparing the weather between September and August, September tends to be slightly cooler, with minimum temperatures of 20°C (68°F) compared to August's 22°C (72°F). The average temperature in September is 25°C (77°F), while August hovers around 26°C (79°F). Despite these milder temperatures, September sees a significant amount of rainfall, with 458 mm (18.0 in) of precipitation over 26 days, though this is less than August's 608 mm (23.9 in) spread across 29 days. Both months share high humidity levels of 93%, creating a consistently muggy atmosphere. For detailed insights, you can check Kalimpong weather in August.
September and October present a notable contrast in weather patterns. In September, temperatures typically range from a minimum of 20°C (68°F) to a maximum of 33°C (92°F), with an average of 25°C (77°F), accompanied by heavy rainfall of 458 mm (18.0 in) over 26 days. The humidity remains high at 93%, creating a warm and sticky atmosphere. In contrast, October experiences a cooler climate with temperatures ranging from a minimum of 12°C (55°F) to a maximum of 32°C (90°F), and an average temperature of 23°C (73°F). The month sees significantly less precipitation, totaling 150 mm (5.9 in) over just 15 days, and a drop in humidity to 88%. For more detailed information on the weather in October, you can refer to Kalimpong weather in October.
September and November present quite contrasting weather patterns. In September, the temperatures range from a minimum of 20°C (68°F) to a maximum of 33°C (92°F), with an average of 25°C (77°F). This month is characterized by high humidity at 93% and significant rainfall, totaling 458 mm over 26 days. In contrast, November sees a marked drop in temperature, with a minimum of 9°C (49°F) and an average of 18°C (66°F), while still reaching a maximum of 31°C (87°F). Precipitation also decreases dramatically to 39 mm over just 7 days, and humidity dips to 80%. For more detailed information, you can check Kalimpong weather in November.
In September, the weather is considerably warmer and more humid, with temperatures ranging from a minimum of 20°C (68°F) to a maximum of 33°C (92°F) and an average of 25°C (77°F). The month is also characterized by high precipitation, totaling 458 mm (18.0 in) over 26 days, making it one of the wettest months. In contrast, December experiences a cooler climate, with temperatures dropping to a minimum of 5°C (41°F), an average of 15°C (59°F), and a maximum of 26°C (79°F). Precipitation significantly decreases to 44 mm (1.7 in) over just 9 days, and humidity also drops to 75%. For those interested in more details, you can check out Kalimpong weather in December.
As September unfolds in Kalimpong, the weather takes on a unique character, markedly different from other months. The temperature remains relatively warm, but it is accompanied by a significant increase in humidity and precipitation. With nearly 26 days of rainfall, the landscape transforms into a lush paradise, perfect for nature enthusiasts. This month is a precursor to the cooler trends ahead, as the persistent rain creates a vibrant, green backdrop against the warm temperatures. For those planning a visit, the beauty of Kalimpong in September is irresistible, and you can learn more about its climate by clicking on Kalimpong Climate.