Last updated: August 31, 2025
September in Kirtipur, Nepal features a warm yet refreshing climate, with a maximum temperature peaking at 29°C (84°F) and an average of 22°C (71°F). The season is characterized by significant precipitation, totaling 408 mm (16.1 in) over 29 days, contributing to the lush greenery that envelops the region. Humidity levels soar to an average of 92%, creating a cozy, albeit damp environment that marks the transition into the heart of the monsoon season. This blend of warmth and moisture plays a crucial role in supporting the vibrant ecosystems and agricultural practices in Kirtipur, making September a pivotal month in the local climate calendar.
As September unfolds in Kirtipur, Nepal, temperatures begin to reflect the transition into autumn. The month starts with a minimum of 17°C (62°F), rising to a mild average of 22°C (71°F)—ideal for outdoor activities, and peaking at a comfortable 29°C (84°F). This slight dip from the summer's heat, which often hovers around 30°C, signals a gradual cooling trend that continues into October. With evenings becoming refreshingly cooler, September presents a perfect blend of warmth during the day and pleasant breezes at night, making it a delightful time to explore this vibrant region. As the lush landscapes of Kirtipur bask in the softer sunlight, visitors and locals alike can enjoy the serene beauty that defines this charming month.
In September, Kirtipur, Nepal, experiences a significant decline in precipitation compared to the previous months, recording 408 mm (16.1 in) over 29 days. This marks a notable drop from the peak rainfall of 1,037 mm in July and 784 mm in August, indicating the onset of drier conditions as the monsoon season begins to wane. Despite the decrease, September remains one of the wetter months of the year, contributing to the region's lush green landscapes. This transitional month highlights the gradual shift towards a cooler, less humid climate as the year progresses, making way for the drier months ahead in October and November.
In September, Kirtipur, Nepal experiences a peak in humidity, soaring to a significant 92%, a level sustained since July and August. This high humidity is part of a notable trend seen throughout the monsoon months, where moisture-laden air prevails, creating a lush environment. As the year progresses, humidity in Kirtipur dramatically fluctuates, with the driest months, April and March, dipping to 25% and 32% respectively. The transition from the dry winter months to the humid monsoon season showcases nature's rhythmic shift, highlighting the region’s unique climate dynamics that cultivate vibrant landscapes during this time of year. As temperatures start to cool in October, humidity remains high at 87%, allowing for a gradual shift toward the less humid months ahead.
In September, Kirtipur, Nepal experiences a high UV Index of 12, placing it firmly in the extreme exposure category. This means that, during this month, individuals should limit their sun exposure to just 10 minutes to prevent skin damage. Following a summer of soaring UV levels, where July reached a peak of 14, the trends suggest a slight decrease in intensity, but caution remains essential. As the region transitions into autumn, the UV Index dips compared to earlier months, yet it still warrants vigilant sun protection. For further details on the UV Index throughout the year, visit Kirtipur UV Index.
UV Risk Categories
September in Kirtipur, Nepal, typically basks in 267 hours of sunshine, making it a delightful month for outdoor enthusiasts and nature lovers. As the monsoon recedes, sunlight gradually increases from the previous months, following a peak in summer with May boasting 349 hours—the sunniest month of the year. The transition into autumn brings a gentle decline, as September’s sunshine hours are slightly lower than those of the vibrant summer but still favorably higher than the winter months. This pattern shows a clear seasonal rhythm where spring and summer delight in abundant sunlight, while the year ends with a cozy embrace of quieter sunlit days. Thus, September serves as a bridge, inviting warmth and outdoor activities while hinting at the cooler months ahead.
As September rolls around in Kirtipur, the likelihood of sunny weather takes a noticeable dip, with only a 14% chance of sunshine. This marks a stark contrast to the vibrant peaks of spring, where April stands tall at 71%. The gradual decline in sunlit days begins in May and plunges to an almost bleak 2% in August, before slightly bouncing back in October to 41%. This downward trend underscores the transition into the monsoon season, characterized by increased cloud cover and precipitation. While September may not be the sunniest month, it offers a unique charm as the landscape flourishes in the aftermath of rain, revealing Kirtipur's natural beauty in a different light.
As autumn approaches in Kirtipur, Nepal, September marks a subtle shift in daylight hours, featuring 12 hours of sunlight each day. After the height of summer, where daylight peaks at 13 hours from May to August, the gradual decrease reflects the transition towards shorter days. This trend continues into October, where daylight drops to 11 hours, hinting at the impending winter months. The consistency in daylight during late spring and summer fosters a vibrant atmosphere, while September's gentle reduction invites the natural world to prepare for the cooler, dimmer days ahead. In Kirtipur, each hour of light plays a vital role in the rhythm of life, shaping both the landscape and the community's daily activities.
As September unfolds in Kirtipur, Nepal, the gentle breeze delicately whispers through the landscape, with an average wind speed of 0.8 m/s (2 mph)—the calmest of the year. This decline in wind speed marks a notable dip compared to the more active spring months, showcasing a transition from the vibrant gusts of April and May. Following the peak of spring, where winds began to gather momentum, the summer months brought a steady tranquility, culminating in September’s serene whispers. This gradual easing of winds hints at the onset of autumn, inviting locals and visitors alike to embrace the peaceful ambiance that characterizes this charming hill town as it prepares for the changing seasons.
Weather in Kirtipur varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Kirtipur, focusing on differences in temperature, rainfall, humidity, and UV levels.
September and January present stark contrasts in weather conditions. September typically enjoys milder temperatures, with a minimum of 17°C (62°F) and averages climbing to 22°C (71°F), peaking at a maximum of 29°C (84°F). However, this month is also marked by significant rainfall, with 408 mm (16.1 in) of precipitation over 29 days, creating a high humidity level of 92%. In contrast, January experiences much cooler temperatures, with a minimum of 0°C (32°F) and an average of 9°C (49°F), reaching a maximum of 22°C (72°F). The month is relatively dry, receiving only 51 mm (2.0 in) of rain across just 6 days, and has a lower humidity of 58%. For more specifics on January weather, you can check out Kirtipur weather in January.
September weather is characterized by warmer temperatures, with minimums around 17°C (62°F) and averages reaching 22°C (71°F), peaking at 29°C (84°F). This month also sees significant precipitation, totaling 408 mm (16.1 in) over 29 days, contributing to a high humidity level of 92%. In contrast, February experiences much cooler temperatures, with minimums dropping to 2°C (35°F) and an average of 12°C (53°F), while maxima reach 23°C (73°F). Precipitation is significantly lower at 56 mm (2.2 in) across just 9 days, and humidity decreases to a more moderate 53%. For more detailed insights, visit Kirtipur weather in February.
September and March present strikingly different weather patterns. In September, the temperatures range from a minimum of 17°C (62°F) to a maximum of 29°C (84°F), with an average of 22°C (71°F). This month is characterized by high humidity at 92% and substantial rainfall, totaling 408 mm (16.1 in) over 29 days. In contrast, March has a much cooler temperature range, with a minimum of 2°C (36°F) and a maximum of 27°C (81°F), averaging around 16°C (61°F). The precipitation in March is significantly lower at 67 mm (2.6 in) over just 12 days, combined with a much drier humidity level of 32%. For more details on March weather in a different region, check out Kirtipur weather in March.
In September, the weather is considerably warmer and more humid compared to April, with average temperatures ranging from 17°C (62°F) to 29°C (84°F) and a high humidity level of 92%. This month also experiences significant rainfall, averaging 408 mm (16.1 in) over 29 days. In contrast, April offers a much cooler climate with temperatures varying from a minimum of 8°C (46°F) to a maximum of 29°C (84°F) and a lower humidity of 25%. Precipitation in April is considerably less, with only 114 mm (4.5 in) over 17 days, making it a drier and more comfortable month. For those interested in more details, check out Kirtipur weather in April.
September and May showcase distinct weather patterns, despite sharing a maximum temperature of 29°C (84°F). In September, the temperatures range from a minimum of 17°C (62°F) to an average of 22°C (71°F) with significantly higher humidity at 92%, creating a warmer, more humid atmosphere. Additionally, September experiences heavier precipitation, with 408 mm (16.1 in) over 29 rainy days, contributing to a lush landscape. In contrast, May features cooler temperatures, with a minimum of 12°C (53°F) and an average of 20°C (68°F), alongside lower humidity levels at 46%. Precipitation in May totals 265 mm (10.4 in) over 25 days, resulting in a more comfortable yet still wet climate. For a deeper look into May's weather specifics, you can explore Kirtipur weather in May.
In September, the weather presents a warm and humid atmosphere with minimum temperatures around 17°C (62°F) and an average of 22°C (71°F), similar to June, which has a slightly lower minimum of 15°C (59°F) but an identical average temperature of 22°C (72°F). Both months experience maximum temperatures reaching approximately 29°C (84°F for September and 85°F for June). However, September is characterized by significantly higher precipitation, totaling 408 mm (16.1 in) over 29 days, compared to June's 523 mm (20.6 in) during the same number of days. Additionally, September has a much higher humidity level at 92%, while June maintains a more comfortable humidity of 77%. For more specifics, you can refer to Kirtipur weather in June.
When comparing the weather between September and July, both months exhibit similar average temperatures, with September averaging 22°C (71°F) and July also at 22°C (72°F). However, September experiences slightly lower minimum temperatures, averaging 17°C (62°F) compared to July's 18°C (65°F). In terms of precipitation, July is significantly wetter, receiving 1,037 mm (40.8 in) over 31 days, while September has 408 mm (16.1 in) across 29 days. Both months also share high humidity levels at 92%. For a more detailed look at July weather, visit Kirtipur weather in July.
In comparing the weather of September and August, we see some notable differences. September has a slightly lower minimum temperature of 17°C (62°F) compared to August's 19°C (66°F), while the average temperatures remain similar at 22°C (71°F) for both months. The maximum temperature in September reaches 29°C (84°F), just a degree lower than August's maximum of 30°C (86°F). Rainfall is significantly reduced in September, with 408 mm (16.1 in) over 29 days, contrasting with August's 784 mm (30.9 in) over 30 days, suggesting that September experiences less intense rain despite maintaining a high humidity level of 92% in both months. For more detailed insights, please refer to Kirtipur weather in August.
In September, the weather tends to be warmer and more humid, with temperatures ranging from a minimum of 17°C (62°F) to a maximum of 29°C (84°F) and an average of 22°C (71°F). Additionally, September experiences significant precipitation, totaling 408 mm (16.1 in) over 29 days, resulting in an especially humid atmosphere at 92%. In contrast, October sees a notable drop in temperatures, with a minimum of 9°C (48°F) and an average of 19°C (67°F), while still reaching a maximum of 29°C (84°F). Precipitation significantly decreases to 116 mm (4.5 in) over just 16 days, and humidity drops slightly to 87%. For more details, visit Kirtipur weather in October.
In September, the weather is characterized by warm temperatures, with a minimum of 17°C (62°F) and an average of 22°C (71°F), peaking at 29°C (84°F). However, this month also experiences significant rainfall, totaling 408 mm (16.1 in) over 29 days, coupled with high humidity at 92%. In contrast, November brings a notable drop in temperatures, showcasing a minimum of 6°C (42°F) and an average of 15°C (58°F), while still reaching a maximum of 27°C (81°F). Precipitation decreases dramatically to just 19 mm (0.8 in) over 6 days, and humidity levels drop to a more comfortable 76%. For more specific details about Kirtipur's weather in November, visit Kirtipur weather in November.
In September, the weather tends to be warm and humid, with average temperatures ranging from a minimum of 17°C (62°F) to a maximum of 29°C (84°F). This month also experiences significant rainfall, with 408 mm (16.1 in) of precipitation across 29 days, resulting in a high humidity level of 92%.
In contrast, December brings much cooler and drier conditions, with temperatures ranging from a minimum of 2°C (35°F) to a maximum of 22°C (71°F), resulting in an average of 11°C (52°F). The month sees significantly less precipitation, with only 29 mm (1.1 in) over just 5 days, and the humidity decreases to 71%. For more information on December weather in Kirtipur, check out Kirtipur weather in December.
As September unfolds in Kirtipur, it presents a distinct shift in weather dynamics compared to the preceding months. With average temperatures around 22°C (71°F), the days are pleasantly warm, yet the humidity peaks at a staggering 92%, coupled with frequent rainfall, totaling 408 mm across 29 days. This heavy precipitation transforms the landscape, nurturing the lush greenery that Kirtipur is known for. While other months may offer sharper temperature variations, September's atmosphere is characterized by dampness and consistency, creating a unique blend of warmth and wetness. For a deeper insight into the yearly climatic patterns, you can explore Kirtipur Climate.