Last updated: August 31, 2025
April in Ilam, Nepal presents a vibrant tapestry of weather, characterized by a maximum temperature reaching up to 28°C (82°F) and a moderate average of 18°C (64°F). With a gentle minimum temperature dipping to 8°C (46°F), residents experience a delightful blend of warmth and coolness. However, the month is marked by substantial precipitation, accumulating to 210 mm (8.3 in) over 24 days, fostering lush greenery and flourishing landscapes. Despite the frequent showers, humidity remains relatively low at 34%, making April a captivating yet unpredictable time to explore the natural beauty of this picturesque region.
In April, Ilam, Nepal, experiences a delightful shift in temperatures, marking a clear transition into spring. The minimum temperature rises to a mild 8°C (46°F), while the average climbs to a comfortable 18°C (64°F). This month also enjoys a peak with a maximum temperature of 28°C (82°F), mirroring the warmer trends that emerge as winter recedes. Compared to the cooler months of January through March, April's temperatures represent a significant warming, encouraging outdoor activities and showcasing the natural beauty of the region. With the gentle increase in warmth, residents and visitors alike can revel in the pleasant climate, making it an ideal time for exploring Ilam's scenic landscapes.
April is a significant transition month for Ilam, Nepal, marked by a dramatic increase in precipitation, reaching an impressive 210 mm (8.3 in) over 24 rainy days. This surge is part of a broader trend where rainfall steadily intensifies from the earlier months, building up to the monsoon season that follows. Comparing April to March, the precipitation nearly doubles, reflecting the region's shift from the dry chill of winter to the lush, vibrant greenery of spring. As this month transitions to May, the rainfall continues to climb, hinting at the impending arrival of the heavy monsoons, where the region experiences its wettest days. This pattern not only underscores the climatic changes in Ilam but also illustrates the delicate balance of its seasonal cycles.
In April, the humidity in Ilam, Nepal, dips to 34%, marking one of the driest months following a notable increase during the prior months. This gradual decline from the cooler, more humid days of January (59%) and February (61%) showcases a shift as spring progresses. As the region eases into warmer weather, April serves as a transitional period before the monsoon season kicks in. By May, humidity rises again to 60%, foreshadowing the significant increase that occurs throughout the summer months, peaking in July and August at an intense 93%. This pattern illustrates a clear trend: Ilam experiences a pronounced shift from dry conditions in early spring to a humid, tropical climate as the year unfolds, setting the stage for the lush greenery characteristic of the region.
In April, Ilam, Nepal, experiences a significant rise in ultraviolet (UV) exposure, with the UV Index peaking at 11, placing it in the extreme category. This marks a continuation of the upward trend observed from March, where the index reached 9. As the temperatures warm and the sun intensifies, the recommended burn time drastically decreases to just 10 minutes, underscoring the urgent need for sun protection during this month. The pattern we see in April is indicative of the approaching summer months, which consistently maintain high to extreme UV levels, with May and June following closely with indexes of 12 and 14, respectively. As outdoor activities increase, staying informed about UV levels in Ilam is vital, so don’t forget to check the current conditions at Ilam UV Index.
UV Risk Categories
April in Ilam, Nepal, shines brightly with 325 hours of sunshine, marking a delightful peak in a month that transitions smoothly from the winter chill into the warmth of spring. This increase in sunlight is part of a trend that begins in January with 237 hours and steadily ascends through the months, reaching its zenith in May at 337 hours. The gradual rise from early to mid-year illustrates a promising pattern of sunlight, contrasting sharply with the dip to 216 hours in July, as the rainy season sets in. With the vibrant colors of spring flourishing under the bright April skies, it's a perfect time for outdoor adventures and soaking up the natural beauty of this enchanting region.
In Ilam, Nepal, the likelihood of sunny weather in April stands at a promising 65%, mirroring the bright conditions of both February and March. This demonstrates a transition into spring where the sun begins to reclaim its dominance, especially as preceding months show a higher chance of sunshine compared to the approaching monsoon season. Notably, May sees a significant drop with sunny days falling to just 22%, signaling the shift towards wetter weather. As April arrives, it offers a delightful window of sunshine amidst the otherwise looming stormy months of June and July, making it an appealing time for outdoor activities in this picturesque region.
In Ilam, Nepal, the month of April marks a steady moment in the transition towards longer days, with daylight lasting 12 hours. Following the gradual increase from 10 hours in January and progressing to 12 hours in both March and April, residents can enjoy a vibrant spring atmosphere as nature awakens. The daylight hours continue to extend into May, reaching 13 hours, highlighting the gradual shift towards the summer months when daylight remains at its peak for several consecutive months. This trend showcases a pleasing rhythm of longer days, enhancing outdoor activities and the beauty of Ilam's picturesque landscapes throughout the spring and summer seasons.
As April arrives in Ilam, Nepal, the gentle breeze begins to pick up, with average wind speeds reaching 1.4 m/s (3 mph). This marks a subtle increase from the preceding months, reflecting the transition into a vibrant spring. Interestingly, while January through March featured modest winds, April stands out as a brief peak before a slight decrease in the following months. The trend shows a fluctuation where the winds soften during the summer, dipping to their lowest in July and August at 1.0 m/s (2 mph). The winds then gradually regain strength as the year progresses, hinting at the dynamic climate of this picturesque region. April's refreshing gusts herald the beauty of nature awakening, inviting both locals and visitors to revel in the serene landscape of Ilam.
Weather in Ilam varies notably across the year, with each month offering distinct climate conditions. This page compares April’s weather to other months in Ilam, focusing on differences in temperature, rainfall, humidity, and UV levels.
April brings significantly warmer temperatures compared to January, with average highs reaching 28°C (82°F) and lows around 8°C (46°F), making it a much sunnier month. In contrast, January features cooler temperatures, with averages hovering around 9°C (49°F) and maximums of 22°C (71°F). Additionally, April experiences much higher precipitation, with around 210 mm (8.3 in) over 24 days, while January sees only 27 mm (1.1 in) of rain across just 7 days, resulting in drier conditions. The humidity is also noteworthy; January has a higher humidity level at 59%, whereas April's humidity is a more comfortable 34%. For more insights into January weather, you can visit Ilam weather in January.
April weather is significantly warmer than February, with average temperatures ranging from a chilly 8°C (46°F) to a comfortable 28°C (82°F), compared to February's cooler range of -1°C (31°F) to 22°C (73°F). Additionally, April experiences higher precipitation, with 210 mm (8.3 in) over 24 days, whereas February sees only 64 mm (2.5 in) across 13 days, indicating that April is wetter as well. The humidity also differs notably; April has a lower humidity level of 34%, while February's humidity is considerably higher at 61%. For a detailed look at the February weather, you can refer to Ilam weather in February.
In comparing the weather of April and March, we see a notable increase in temperatures. April features a minimum temperature of 8°C (46°F) and an average of 18°C (64°F), while March starts cooler, with a minimum of 2°C (37°F) and an average of 15°C (59°F). Both months share the same maximum temperature of 27°C (82°F), but April tends to be wetter, receiving 210 mm (8.3 in) of precipitation over 24 days compared to March's 142 mm (5.6 in) across 20 days. Additionally, April's humidity is slightly lower at 34%, versus March's 38%. For a detailed look at the weather in March, you can visit Ilam weather in March.
In April, temperatures begin to rise, with a minimum of 8°C (46°F) and an average of 18°C (64°F), peaking at 28°C (82°F). However, this month also experiences significant rainfall, totaling 210 mm (8.3 in) over 24 days, accompanied by lower humidity levels at 34%. In contrast, May brings slightly warmer temperatures, with a minimum of 12°C (53°F) and an average of 20°C (68°F), reaching a maximum of 29°C (84°F). Precipitation increases to 299 mm (11.8 in) spread across 29 days, and humidity rises to 60%, making the weather feel noticeably more humid. For more specific details on the weather in Ilam for May, you can check this link: Ilam weather in May.
April and June present distinct weather contrasts. In April, temperatures range from a minimum of 8°C (46°F) to a maximum of 28°C (82°F), with an average of 18°C (64°F). The month is relatively dry with 210 mm (8.3 in) of rain over 24 days, accompanied by a low humidity level of 34%. In contrast, June experiences warmer temperatures, with a minimum of 16°C (61°F) and a maximum of 29°C (84°F), averaging 22°C (72°F). However, it also brings significantly more precipitation, totaling 511 mm (20.1 in) spread over 29 days, and a much higher humidity level of 83%. This shift from April's drier conditions to June's wet and humid climate marks a notable transition in the region's weather patterns. For more detailed insights, visit Ilam weather in June.
April and July present stark contrasts in weather conditions. In April, temperatures range from a minimum of 8°C (46°F) to a maximum of 28°C (82°F), with an average of 18°C (64°F). The month experiences moderate precipitation of 210 mm (8.3 in) over about 24 days, accompanied by relatively low humidity at 34%. In contrast, July is much warmer and more humid, with minimum temperatures rising to 19°C (66°F) and maximum temperatures reaching 30°C (85°F), averaging 22°C (72°F). Rainfall is significantly higher in July, totaling 940 mm (37.0 in) across 30 days, and the humidity soars to 93%. For more detailed information, you can check Ilam weather in July.
April and August showcase stark contrasts in weather patterns. In April, temperatures range from a mild 8°C (46°F) to a warm 28°C (82°F), with an average of 18°C (64°F). However, this month also experiences significant rainfall, totaling 210 mm (8.3 in) over 24 days, along with a relatively low humidity of 34%. In contrast, August is much warmer, with minimum temperatures starting at 19°C (66°F) and peaking at 30°C (86°F), averaging around 22°C (73°F). The month is also considerably wetter, receiving 605 mm (23.8 in) of precipitation over 31 days, leading to a high humidity level of 93%. For a closer look at August weather specifically, check out Ilam weather in August.
April and September exhibit contrasting weather patterns, reflecting the transition from spring to autumn. In April, temperatures range from a cooler 8°C (46°F) at night to a warm 28°C (82°F) during the day, with an average of 18°C (64°F). This month experiences lower humidity at 34% and relatively moderate precipitation of 210 mm (8.3 in) over 24 days. In contrast, September brings warmer nights with a minimum of 16°C (62°F) and average highs of 29°C (85°F), alongside an increased average temperature of 21°C (71°F). However, it also sees significantly higher precipitation, totaling 375 mm (14.8 in) over 28 days, and humidity levels soar to 93%. For more details about weather in September, you can visit Ilam weather in September.
April and October display notable differences in weather patterns, despite having similar maximum temperatures peaking at around 28°C (82°F) and 28°C (83°F) respectively. In April, the weather tends to be warmer, with an average temperature of 18°C (64°F) and comparatively lower humidity at 34%. However, this month also experiences significant rainfall, accumulating to 210 mm (8.3 in) over 24 days. In contrast, October brings a slight increase in the minimum temperature to 9°C (48°F) and a higher average of 19°C (66°F), but with much higher humidity at 88%. Precipitation also decreases to 180 mm (7.1 in) over 20 days, offering a more stable environment for outdoor activities. For a detailed look at the weather in October, you can visit Ilam weather in October.
April and November showcase distinct weather patterns, reflecting the transition from spring to late autumn. In April, temperatures range significantly, with a minimum of 8°C (46°F) and a maximum of 28°C (82°F), leading to an average of 18°C (64°F). This month is also characterized by substantial rainfall, totaling 210 mm (8.3 in) over 24 days, and relatively low humidity at 34%. In contrast, November features cooler temperatures with a minimum of 5°C (42°F) and a maximum of 26°C (79°F), averaging 14°C (58°F). The month is considerably drier, with only 19 mm (0.8 in) of precipitation spread over just 5 days, yet the humidity rises significantly to 80%. For a more detailed look at November’s climate, visit Ilam weather in November.
April and December present strikingly different weather patterns. In April, temperatures range from a minimum of 8°C (46°F) to a maximum of 28°C (82°F), making it a notably warmer month with an average temperature of 18°C (64°F). However, this warmth comes with considerable precipitation, totaling 210 mm (8.3 in) over 24 days, coupled with a relatively low humidity level of 34%. In contrast, December experiences much cooler temperatures, with a minimum of 1°C (35°F) and an average temperature of 11°C (51°F), peaking at 22°C (72°F). Precipitation drops significantly to just 18 mm (0.7 in) over 3 days, but humidity is markedly higher at 75%. For more information on December weather conditions, you can visit Ilam weather in December.
As April arrives in Ilam, the weather undergoes a notable transformation, marked by a significant rise in temperatures compared to the cooler months preceding it. With maximums reaching an inviting 28°C (82°F) and an average that hovers around 18°C (64°F), the air feels warm yet comfortable. However, this warmth comes with an increase in humidity, settling at 34%, and frequent rain showers, as evidenced by the 210 mm of precipitation over 24 days. This blend of warmth and moisture not only enhances the lush green landscapes but also sets a vibrant stage for the month ahead. For deeper insights into Ilam's climatic patterns, check out Ilam Climate.