Last updated: August 31, 2025
September in Patan, Nepal, showcases a dynamic interplay of weather elements. With maximum temperatures reaching 29°C (84°F) and an average of 22°C (71°F), the days are warm yet tempered by a refreshing ambiance, as evenings cool down to a minimum of 17°C (62°F). This month is characterized by high humidity levels, hovering around 92%, which, combined with substantial rainfall of 408 mm (16.1 in) over 29 days, creates a vibrant, lush landscape. Visitors can expect a rich tapestry of natural beauty, colored by the lush greenery that flourishes in this monsoon season. Patan's weather in September offers a unique experience, blending warm days with frequent rains that nourish the region’s flora.
In September, Patan experiences a pleasant transition as temperatures begin to cool slightly from the summer heat, with a minimum of 17°C (62°F) and a comfortable average of 22°C (71°F). The daytime highs reach around 29°C (84°F), making it ideal for outdoor activities and sightseeing in this vibrant city. This month marks a shift from the hotter summer months, as seen in August's highs of 30°C (86°F); thus, September offers a sweet spot of warm but not oppressive weather. As the monsoon season fades, visitors can enjoy clearer skies and refreshing breezes, enhancing the allure of Patan's rich cultural heritage and stunning architecture.
In September, Patan experiences a noticeable shift in its precipitation patterns, concluding the monsoon season with 408 mm (16.1 in) of rain over 29 days. This significant amount marks a decrease from the torrential downpours of July and August, yet it remains substantial compared to earlier months. Following the peak in July, where rainfall soared to an impressive 1037 mm (40.8 in), September sees a reduction, signaling a gradual transition towards drier periods in the coming months. Throughout this month, the persistent rain nourishes the lush landscapes of the region, setting the stage for a vibrant autumn while showcasing the lingering effects of the monsoon—a vital climate characteristic of Patan.
In September, Patan, Nepal experiences a notably high humidity level of 92%, consistent with the preceding months of July and August, which also recorded the same figure. This peak reflects the tail end of the monsoon season, where moisture in the air is prevalent, making the atmosphere feel particularly thick and sticky. As the year progresses into October, humidity begins to ease slightly but remains elevated at 87%, suggesting that while the intense humidity may start to wane, the lingering effects of the monsoon still dominate the early fall climate. Overall, September marks a continuation of the humid spell that can be traced back to late spring, offering a vivid contrast to the drier months at the beginning of the year.
In September, the UV Index in Patan, Nepal remains high at 12, categorizing it as extreme and necessitating a burn time of just 10 minutes for unprotected skin. This month marks a slight decline from the peak UV levels reached in the summer, yet it continues to reflect the overall trend of intensified solar radiation during the region's warmer months. As the monsoon recedes and autumn approaches, residents and visitors alike should remain vigilant about sun protection to avoid harmful effects. For more detailed information about UV levels throughout the year, check out Patan UV Index.
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September in Patan, Nepal, showcases a delightful transition from the summer warmth to the cooler autumn months, with 267 hours of sunshine illuminating the city. This mild increase in daylight comes after a dip during the rainy months of July and August, where cloud cover often prevails. As summer peaks in May with its highest sunshine at 349 hours, September's hours reflect a softening trend, bridging the vibrant energy of summer with the crisp breeze of fall. The tendency of daylight to recede subtly continues through October, setting the stage for the bright but shorter days ahead in the final months of the year. Overall, September serves as a beautiful reminder of Patan's climatic shifts, offering a perfect blend of warmth and clarity.
In Patan, Nepal, the likelihood of enjoying sunny weather takes a notable dip as summer gives way to autumn. While January kicks off the year with a promising 55% chance of sunshine, this figure steadily climbs, peaking at 71% in April. However, the summer months present a stark contrast, with May plunging to 28% and plummeting further to a mere 4% by July. September sees a modest recovery with a 14% chance of sunny days, yet it's a far cry from the sun-soaked months earlier in the year. As the season transitions, visitors should be prepared for a mix of weather, with autumn slowly nudging its way in but not quite reclaiming the bright skies just yet.
As September unfolds in Patan, Nepal, the rhythm of daylight begins to shift, offering approximately 12 hours of sunlight each day. Following the peak of summer, when daylight reaches its zenith at 13 hours from May through August, September marks a gradual transition into shorter days. This subtle reduction mirrors the onset of autumn, as the longer daylight hours of summer give way to the crisp, cooler days ahead. Moving into October, the trend continues, with daylight reducing to 11 hours, a gentle reminder of the changing seasons and the beauty of nature’s cycle in this vibrant region.
As September arrives in Patan, Nepal, the wind takes on a gentle whisper, with an average speed of just 0.8 m/s (2 mph). This slight decline in wind speed follows a gradual decrease from the breezy days of April, where the winds dance at 1.6 m/s (3 mph), to the calmer late summer months of July and August, both averaging 0.9 m/s (2 mph). September's tranquility sets a serene backdrop for the city, reflecting a seasonal transition that invites introspection. As the year progresses toward October, the winds remain soft, promising a cozy embrace as nature prepares for the cooler months ahead.
Weather in Patan varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Patan, focusing on differences in temperature, rainfall, humidity, and UV levels.
September and January present stark contrasts in weather patterns. In September, temperatures range from a minimum of 17°C (62°F) to a maximum of 29°C (84°F), coupled with high humidity at 92% and significant rainfall of 408 mm (16.1 in) spread over 29 days. In contrast, January features much cooler temperatures, with a minimum of 0°C (32°F) and a maximum of 22°C (72°F), and significantly less precipitation of 51 mm (2.0 in) over just 6 days. The humidity also drops to a milder 58%. For more specific details, check out Patan weather in January.
September and February present a stark contrast in weather conditions. September enjoys warmer temperatures with a minimum of 17°C (62°F), an average of 22°C (71°F), and a maximum of 29°C (84°F), while February's temperatures are notably cooler, ranging from a minimum of 2°C (35°F) to a maximum of 23°C (73°F) and an average of 12°C (53°F). In addition to the temperature differences, September is characterized by significantly higher precipitation, with 408 mm (16.1 in) falling over 29 days and humidity levels lingering at a humid 92%. In contrast, February experiences much lighter rainfall, receiving only 56 mm (2.2 in) over just 9 days and a more comfortable humidity of 53%. For a closer look at February weather in this region, see Patan weather in February.
In September, the weather is significantly 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). The month is characterized by high precipitation, with 408 mm (16.1 in) falling over 29 days, resulting in a humidity level of 92%. In contrast, March experiences much cooler temperatures, with a minimum of 2°C (36°F) and an average of 16°C (61°F), peaking at 27°C (81°F). The precipitation is much lower, totaling 67 mm (2.6 in) over just 12 days, contributing to a relative humidity of 32%. For more detailed weather information, you can check Patan weather in March.
September and April exhibit notable contrasts in weather patterns. September experiences warmer temperatures, with an average of 22°C (71°F) and maximums reaching 29°C (84°F), while April's averages are cooler, at 19°C (66°F) with similar high temperatures. Additionally, September is characterized by significantly higher precipitation, totaling 408 mm (16.1 in) over 29 days, compared to just 114 mm (4.5 in) over 17 days in April. Furthermore, humidity levels are much higher in September at 92%, contrasting sharply with the drier conditions of April at only 25%. For a closer look at April's weather specifics, check out Patan weather in April.
September often brings warmer temperatures than May, with averages reaching 22°C (71°F) compared to May's average of 20°C (68°F). Both months can see high maximum temperatures of up to 29°C (84°F), but September's higher minimum temperature of 17°C (62°F) means it tends to feel warmer overall. In terms of precipitation, September is significantly wetter, with 408 mm (16.1 in) spread over 29 days, while May has 265 mm (10.4 in) across 25 days. Furthermore, September's humidity is notably higher at 92%, making it feel more moist compared to May's 46%. For more detailed insights, you can check Patan weather in May.
When comparing the weather in September and June, both months experience similar average temperatures, with September having a slightly higher minimum and maximum temperature range. In September, temperatures range from a minimum of 17°C (62°F) to a maximum of 29°C (84°F), while June shows a minimum of 15°C (59°F) and a maximum of 29°C (85°F). However, June tends to be wetter with a total precipitation of 523 mm (20.6 in) over 29 days, compared to September's 408 mm (16.1 in) during the same number of days. Additionally, September has a much higher humidity level at 92%, while June's humidity is at 77%. For a more detailed look, you can check out Patan weather in June.
When comparing the weather in September and July, we see some notable similarities and differences. Both months feature a maximum temperature around the high 20s °C (84°F for September and 85°F for July), but September has a slightly lower minimum temperature of 17°C (62°F) compared to July's 18°C (65°F). Humidity remains consistent in both months, hitting a high of 92%. However, July experiences significantly more precipitation, totaling 1037 mm (40.8 in) over 31 days, while September has a total precipitation of 408 mm (16.1 in) across 29 days, indicating a drier climate as summer transitions into autumn. For a more detailed look at July's weather conditions, check Patan weather in July.
In comparing the weather of September and August, we see some notable differences. September experiences slightly cooler temperatures, with a minimum of 17°C (62°F) and a maximum of 29°C (84°F), while August starts off warmer with a minimum of 19°C (66°F) and peaks at 30°C (86°F). Both months have the same average temperature of around 22°C (73°F), but August is characterized by significantly higher precipitation, totaling 784 mm (30.9 in) over 30 days compared to September's 408 mm (16.1 in) over 29 days. Despite this difference, both months maintain a consistent humidity level of 92%. For more details on the weather patterns, you can check Patan weather in August.
September weather is characterized by warmer temperatures with a minimum of 17°C (62°F) and an average of 22°C (71°F), reaching highs of 29°C (84°F). However, this month also experiences significant rainfall, with 408 mm (16.1 in) of precipitation over 29 days, leading to high humidity levels at 92%. In contrast, October sees a notable drop in temperature, with a minimum of 9°C (48°F) and an average of 19°C (67°F), while still peaking at 29°C (84°F). The precipitation decreases dramatically to 116 mm (4.5 in) over 16 days, resulting in slightly lower humidity levels at 87%. For more detailed information about weather conditions in October, you can visit Patan weather in October.
In September, the weather is warm and humid, with average temperatures ranging from a minimum of 17°C (62°F) to a maximum of 29°C (84°F) and high precipitation levels of 408 mm (16.1 in) over 29 days. The air feels quite heavy with a humidity level of 92%. In contrast, November ushers in a much cooler climate, with temperatures dropping to a minimum of 6°C (42°F) and averaging around 15°C (58°F), while highs can reach up to 27°C (81°F). Precipitation is significantly lower in November, with only 19 mm (0.8 in) over just 6 days, and humidity levels are more comfortable at 76%. For more specific details about the weather in Patan during November, you can visit Patan weather in November.
September and December showcase striking differences in weather. In September, 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). The month is also marked by significant rainfall, totaling 408 mm (16.1 in) over 29 days, and a high humidity level of 92%. In contrast, December features much cooler weather, with temperatures ranging from a chilly 2°C (35°F) to a comfortable 22°C (71°F) and an average of 11°C (52°F). Rainfall is minimal during this month, with only 29 mm (1.1 in) occurring over just 5 days and humidity dropping to 71%. For more details on December weather, you can check Patan weather in December.
As September unfolds in Patan, the weather becomes distinctly humid and wet, setting it apart from the drier months of the year. With an average temperature hovering around a pleasant 22°C (71°F), this month experiences increased precipitation, with many days shrouded in rain. The high humidity level of 92% often makes the air feel warmer, creating a lush atmosphere that invigorates the landscape. Such conditions are integral to the region’s climate, leading to vibrant greenery and a refreshing ambiance that can only be fully appreciated during September. For more detailed insights into the seasonal shifts, refer to Patan Climate.