Last updated: August 31, 2025
October in Ilam, Nepal ushers in a transition marked by mild temperatures and considerable rainfall. With an average temperature of 19°C (66°F), daily highs can reach up to 28°C (83°F), while nights dip to a cool 9°C (48°F). This month experiences 180 mm (7.1 in) of precipitation spread over 20 days, contributing to a humidity level of 88% that envelops the region in a lush, green embrace. The unpredictable weather invites both locals and travelers to relish the beauty of nature amidst the vibrant landscapes that define this charming part of Nepal.
In Ilam, Nepal, October marks a delightful transition into fall, where temperatures begin to cool yet remain pleasantly mild. With a minimum of 9°C (48°F) and an average temperature of 19°C (66°F), the month offers a refreshing escape from the warmth of summer months. The highs can reach 28°C (83°F), allowing for comfortable afternoons that invite outdoor exploration amidst the stunning Himalayan landscapes. This gradual decline in temperature reflects a broader trend as the region shifts from the warm, humid days of July and August, transitioning towards the cooler and more manageable conditions of November and December. The cool, crisp air and beautiful autumn foliage create a vibrant atmosphere, making October a perfect time to experience the natural beauty and cultural richness of Ilam.
In October, Ilam, Nepal, experiences a notable shift in its rainfall patterns, with 180 mm (7.1 in) of precipitation over approximately 20 days. This marks a significant decrease from the monsoon peak in July, which receives a staggering 940 mm (37.0 in), but still maintains a substantial amount compared to the drier months that follow. The transition from the heavy rains of summer to the much lighter showers of late autumn indicates the gradual retreat of the monsoon season. This change provides a refreshing respite as the landscape begins to transform, setting the stage for the crisp air of November and December, which see a sharp decline in both rainfall and rainy days.
As October rolls into Ilam, Nepal, the humidity remains notably high at 88%, continuing the trend established in the preceding months. Following the peak of 93% in the summer, there is a slight decrease in humidity from the September levels, yet it remains significantly elevated compared to the drier spring months of March and April, which saw figures as low as 34%. This seasonal shift showcases a distinct pattern: while colder months bring lower humidity, summer’s arriving lushness is characterized by near saturation. As autumn subtly settles in, the humidity in October reflects a lingering warmth, acting as a bridge between the vibrant monsoon season and the cooler, drier months ahead.
In October, Ilam, Nepal experiences a UV Index of 10, categorized as very high, which indicates a significant risk of harm from unprotected sun exposure. As the year transitions from the extreme levels seen in mid-summer, this month marks a slight decrease, allowing for a burn time of approximately 15 minutes before skin damage can occur. The trend throughout the year shows an overall peak in the summer months, particularly in July with a UV Index of 15, which highlights the urgent need for sun protection during those sweltering days. As autumn sets in, while conditions improve slightly, vigilance remains paramount to enjoy the beautiful weather of Ilam safely. For more detailed insights, check the Ilam UV Index.
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October in Ilam, Nepal, shines brightly with 321 hours of sunlight, maintaining a delightful balance between the vibrant summer months and the cooler autumn season. This month mirrors March and April, showcasing the area's consistent charm as daylight begins to wane. Following a notable peak in May, where sunshine reached 337 hours, October marks a return to ample sunlight after the rain-soaked months of June and July. As the year gradually transitions, October offers an inviting warmth, reminiscent of the lively days of summer, while hinting at the crispness of November ahead. Whether basking in the sun or preparing for the seasonal shift, October in Ilam beautifully combines the lingering echoes of summer with the tranquil allure of autumn.
In Ilam, Nepal, the likelihood of sunny weather in October presents a notable shift compared to the preceding months. While the summer months see a drastic dip in sunshine—falling to as low as 3% in August—a gradual increase occurs as September offers a 23% chance of sun. By October, this figure rises to 48%, indicating a more favorable outlook for clear skies and pleasant weather. This transition marks a remarkable recovery towards the sunnier conditions typical of late autumn, with November and December boasting chances of 66% and 67% respectively. Thus, October in Ilam serves as a bridge to brighter days, making it an appealing time for outdoor activities and exploration.
In Ilam, Nepal, October marks a subtle shift in daylight hours, with the sun gracing the sky for 11 hours each day. This is a gentle decline from the long, sunlit days of summer, where May to September boasted 13 hours of daylight, providing ample time for outdoor adventures and scenic explorations. As the year progresses from the bright, vibrant days of summer toward the cooler months of late fall, daylight gradually diminishes. The pattern reveals a clear seasonal rhythm: following the 12 hours shared in both March and April, October ushers in a slight retreat, hinting at the cozy, shorter days of November and December ahead. Embracing the beauty of these transitions, Ilam's October invites both reflection and appreciation of the changing light as nature prepares for winter's embrace.
As October arrives in Ilam, Nepal, the winds gently whisper through the valleys, with an average speed of 1.1 m/s (2 mph). This slight uptick in wind strength from the summer months, where speeds dipped to 1.0 m/s, marks a subtle transition into the cooler autumn season. Throughout the year, Ilam experiences a general trend of increasing wind speeds during the spring months, peaking in April at 1.4 m/s before gradually declining as the summer takes hold. By fall, the breeze becomes softer, providing a serene backdrop to the vibrant tapestry of harvest in the region. With October's gentle winds, the landscape is painted in hues of gold and rust, a perfect setting for cozy afternoons amidst nature's embrace.
Weather in Ilam varies notably across the year, with each month offering distinct climate conditions. This page compares October’s weather to other months in Ilam, focusing on differences in temperature, rainfall, humidity, and UV levels.
In comparing the weather of October and January, October experiences a wider temperature range with minimums around 9°C and maximums up to 28°C, averaging 19°C. This month is characterized by high humidity at 88% and considerable precipitation, totaling 180 mm over approximately 20 days, making it a much wetter month. In contrast, January's weather is considerably cooler, with temperatures ranging from a chilly 0°C to a mild 22°C, averaging just 9°C. It sees significantly less precipitation, totaling only 27 mm over about 7 days, and the humidity drops to 59%, creating a drier atmosphere. For more specific details on January's weather conditions, you can visit Ilam weather in January.
October and February present contrasting weather patterns, reflecting the transition from autumn to early spring. In October, temperatures range from a mild 9°C (48°F) to a warm 28°C (83°F) with an average of 19°C (66°F). This month is also characterized by high humidity at 88% and significant rainfall, averaging 180 mm (7.1 in) over 20 days. In contrast, February sees colder temperatures, with a minimum of -1°C (31°F) and a maximum of 22°C (73°F), averaging 11°C (52°F). Precipitation is notably lower at 64 mm (2.5 in) spread over just 13 days, and humidity decreases to 61%. For a closer look at February weather in specific regions, check out Ilam weather in February.
October and March present quite contrasting weather patterns. In October, the average temperature is warmer, with highs reaching up to 28°C (83°F) and lows around 9°C (48°F), maintaining high humidity at 88%. This month also sees significant rainfall, totaling approximately 180 mm (7.1 in) over 20 days. In contrast, March offers cooler temperatures, with an average high of 27°C (82°F) and a low of 2°C (37°F). The precipitation during March is less intense at 142 mm (5.6 in), also spread over 20 days, but with much lower humidity at 38%. For those interested in more details, check out Ilam weather in March.
When comparing October and April weather, both months show similar temperature ranges with October featuring a minimum of 9°C (48°F) and an average of 19°C (66°F), while April has a slightly cooler minimum of 8°C (46°F) and an average of 18°C (64°F). Both months can reach a maximum temperature of 28°C (82°F - 83°F), but October is noticeably wetter, with 180 mm (7.1 in) of precipitation over about 20 days compared to April's 210 mm (8.3 in) over 24 days. Additionally, humidity levels in October are significantly higher at 88%, creating a damp atmosphere, whereas April enjoys a milder humidity of 34%. For a detailed look at April's weather, you can check Ilam weather in April.
In comparing the weather of October and May, October experiences slightly cooler temperatures, with averages ranging from a minimum of 9°C to a maximum of 28°C, while May sees a minimum of 12°C and a maximum of 29°C. October is also marked by higher humidity at 88% compared to May's 60%. However, May is notable for significantly greater rainfall, averaging 299 mm over 29 days compared to October's 180 mm over 20 days, leading to a much wetter month. Those interested in exploring weather specifics for Ilam can refer to Ilam weather in May.
In comparing the weather between October and June, October tends to be cooler with temperatures ranging from a minimum of 9°C (48°F) to a maximum of 28°C (83°F), while June is warmer, featuring a minimum of 16°C (61°F) and a maximum of 29°C (84°F). Precipitation is notably higher in June, with 511 mm (20.1 in) falling over 29 days compared to October’s 180 mm (7.1 in) over 20 days. Additionally, October's humidity is slightly higher at 88%, whereas June maintains a humidity level of 83%. For more specific details on June weather, you can visit Ilam weather in June.
In comparing the weather between October and July, October generally offers milder temperatures, with a minimum of 9°C (48°F) and a maximum of 28°C (83°F), compared to July's warmer range of 19°C (66°F) to 30°C (85°F). While October has an average temperature of 19°C (66°F), July maintains a slightly higher average of 22°C (72°F). However, July experiences significantly more rainfall, with 940 mm (37.0 in) over 30 days, whereas October sees only 180 mm (7.1 in) across 20 days. Additionally, humidity levels in July are slightly higher at 93%, compared to 88% in October. For more information, you can check Ilam weather in July.
In comparing the weather between October and August, October presents a cooler and more variable climate. The average temperature in October ranges from a minimum of 9°C (48°F) to a maximum of 28°C (83°F), compared to August, where temperatures are milder with a minimum of 19°C (66°F) and a maximum of 30°C (86°F). Additionally, October experiences significant rainfall with a total precipitation of 180 mm (7.1 in) over 20 days, while August is much wetter, seeing 605 mm (23.8 in) over 31 days. The humidity levels are slightly lower in October at 88% compared to the 93% in August, making October a more comfortable month overall. For more details on August weather, visit Ilam weather in August.
In comparing the weather between September and October, we see a noticeable shift in temperature and precipitation. October boasts a more varied temperature range with minimums around 9°C (48°F) and maximums reaching 28°C (83°F), providing an average of 19°C (66°F). In contrast, September maintains a warmer climate, with temperatures ranging from a minimum of 16°C (62°F) to a maximum of 29°C (85°F) and an average of 21°C (71°F). However, September experiences significantly higher rainfall, totaling 375 mm (14.8 in) over 28 days, compared to October's 180 mm (7.1 in) over 20 days, leading to slightly lower humidity levels in October at 88%, compared to September's 93%. For more detailed insights, you can check Ilam weather in September.
October and November showcase a noticeable transition in weather patterns. In October, temperatures range from a minimum of 9°C (48°F) to a maximum of 28°C (83°F), with an average temperature of 19°C (66°F). This month experiences significant rainfall, accumulating 180 mm (7.1 in) over approximately 20 days, contributing to a relatively high humidity of 88%.
Conversely, November brings cooler temperatures, with a minimum of 5°C (42°F), an average of 14°C (58°F), and a maximum of 26°C (79°F). The precipitation decreases dramatically to just 19 mm (0.8 in) over 5 days, and humidity also drops to 80%. This shift signifies a transition from the wetter, warmer conditions of October to a drier and cooler November. For more specific details, you can check out Ilam weather in November.
In October, the weather in Ilam is characterized by warmer temperatures, with an average high of 28°C (83°F) and a notable humidity of 88%. This month also sees significant rainfall, averaging 180 mm (7.1 in) over 20 days, making it quite a wet period. Conversely, December brings a marked decrease in temperature, with an average high of just 22°C (72°F) and a much lower minimum of 1°C (35°F). Additionally, December experiences less precipitation, with only 18 mm (0.7 in) falling over just 3 days and humidity dropping to 75%. For those interested in more about Ilam's December weather, you can check Ilam weather in December.
As October ushers in a transformative phase in Ilam, the weather stands out with its mild temperatures and notable humidity, creating a lush, vibrant landscape. Unlike the sweltering summer months, where temperatures soared, October offers a refreshing breath with an average of 19°C, inviting outdoor exploration and appreciation of nature's beauty. However, it's also a month infused with frequent rainfall, appearing about two-thirds of the time, which contributes to the region's famous greenery but may also deter some outdoor plans. This unique blend of mild warmth and considerable precipitation distinguishes October from other months. For a deeper understanding of Ilam's climate, visit Ilam Climate.