Last updated: August 31, 2025
In December, Siddharthanagar, Nepal, experiences a refreshing winter climate characterized by mild temperatures. With a maximum of 28°C (83°F) and an average of 16°C (61°F), the conditions remain pleasant during the day while cooler nights can drop to a minimum of 5°C (42°F). Humidity levels hover around 75%, adding a crispness to the air. Rainfall is minimal, with just 10 mm (0.4 in) of precipitation occurring over a single day, making it an excellent time for residents and visitors to enjoy the scenic beauty of the region with mostly clear skies.
In December, Siddharthanagar, Nepal experiences a notable transition as temperatures begin to dip, signaling the approach of winter. The minimum temperature hovers around 5°C (42°F), providing a refreshing chill, while the average climbs to a comfortable 16°C (61°F). This month sees the maximum reaching a pleasant 28°C (83°F), indicative of the warm days that still linger before the colder season fully sets in. Compared to the preceding months, where warmth prevails, December marks a shift towards cooler nights and milder days, creating a balanced climate that makes it a splendid time for outdoor exploration and enjoying the natural beauty of the region. As the year closes, visitors can enjoy the crisp air and vibrant scenery, characteristic of Siddharthanagar's December charm.
December in Siddharthanagar, Nepal, sees a notable decline in precipitation, recording only 10 mm (0.4 in) over just 1 day of rainfall. This is a stark contrast to the heavy downpours experienced during the monsoon months of June and July, which can deliver over 500 mm of rain. As the year winds down, December marks a transition into the drier season, following a year that peaks with significant rainfall in May, June, and July. The drastic drop from November's 2 mm and the comparative lightness of December's precipitation reflect a consistent shift toward dry weather, typical of winter in the region. This trend highlights Siddharthanagar's progressive movement from a rainy climate to a more stable, arid end to the year, offering a unique perspective on the area's annual weather patterns.
In December, Siddharthanagar, Nepal, experiences a notable increase in humidity, reaching 75%. This marks a transition from the drier months of April and May, which see humidity plummet to 24% and 36%, respectively. The onset of the monsoon season from June to September results in a steep rise in humidity, peaking at a staggering 91% in August. However, as the year comes to a close, humidity levels begin to decline, yet remain significantly higher than the early months of the year. With a gradual descent from November's 79%, December's humidity reflects the lingering effects of the monsoon while hinting at the drier conditions to come in January's 65%. This annual cycle showcases the dynamic weather patterns of Siddharthanagar, where humidity fluctuates dramatically between the monsoon and post-monsoon seasons.
As December rolls into Siddharthanagar, the UV Index experiences a notable dip, settling at 5, which falls into the moderate exposure category. This shift marks a contrast to the preceding months, where extreme levels during the monsoon season were prevalent. With a burn time of 30 minutes, residents and visitors can comfortably enjoy outdoor activities while still being mindful of sun protection. The trend of decreasing UV levels in December signals the transition from the intense summer heat toward milder winter conditions, making it a perfect time to engage in nature without the heightened risk of sunburn. For more insights and detailed information, check out the Siddharthanagar UV Index.
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In Siddharthanagar, Nepal, December greets locals with a modest 287 hours of sunshine, a gentle decline from the sun-drenched heights of spring and early summer. This month typically follows a gradual tapering off from the peak sunshine recorded in May, where the region basked in 357 hours of radiant light. As the year winds down, the sunlight begins to wane, reflecting the transition into the cooler months. Interestingly, December shines brighter than the damp days of July, which boasts only 267 hours of sun, illustrating the region's climatic diversity. This consistent sun exposure throughout the year not only enhances the natural beauty but also enriches the cultural vibrancy of Siddharthanagar, making even the more subdued December days feel warm and inviting.
In Siddharthanagar, Nepal, December offers a decent chance of sunny weather, with a 71% likelihood of clear skies. This is a slight increase compared to the previous months, maintaining a consistent pattern seen in October and November, both at 70%. As the year transitions from the rainy season, the chance of sunshine begins to creep back up, reminiscent of the brighter days from earlier in the year, particularly February and March which boast a remarkable 85% probability of sun. While December may not shine as brightly as those two peak months, it does present a favorable balance between the rainy lows of the summer and the optimism of the upcoming winter months.
In Siddharthanagar, Nepal, the progression of daylight throughout the year reveals a fascinating rhythm. As the year begins in January, daylight extends for about 10 hours, gradually increasing to 12 hours by March as spring dawns. The peak of sunshine arrives in May and June, with the days stretching to 13 hours, granting vibrant energy to the natural surroundings. However, as summer transitions to fall, the sunlight begins to retreat, with daylight returning to 12 hours in September before gradually decreasing to 10 hours again by December. This cyclical pattern of daylight not only influences the local climate but also shapes the daily lives of those in Siddharthanagar, marking the turn of seasons with an elegant dance of light and shadow.
In December, Siddharthanagar experiences a gentle average wind speed of 1.6 m/s (4 mph), creating a serene atmosphere as the year draws to a close. This slight increase from November’s calm of 1.3 m/s indicates a subtle shift in the season, reminiscent of the upward trend seen during the early months of the year. Throughout the months, wind speeds generally oscillate between 1.3 to 2.3 m/s, with March and April peaking as the breezy pre-monsoon months. As the chill settles in, December's winds remain moderate, maintaining a consistent calm compared to the more blustery summer months. This characteristic wind pattern plays a vital role in shaping the climatic identity of Siddharthanagar, inviting residents to enjoy the cool yet peaceful ambience of winter.
Weather in Siddharthanagar varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Siddharthanagar, focusing on differences in temperature, rainfall, humidity, and UV levels.
In comparison to December, January experiences slightly cooler temperatures, with an average of 14°C (58°F) compared to December's 16°C (61°F). While both months see similar maximum temperatures, January’s minimum temperature is a notch lower at 4°C (40°F) versus December’s 5°C (42°F). Additionally, January has increased precipitation, measuring 20 mm (0.8 in) over 2 days, which is double that of December's 10 mm (0.4 in) across just 1 day. Humidity also declines from 75% in December to 65% in January, contributing to a slightly drier feel. For more detailed information, check out Siddharthanagar weather in January.
In December, temperatures in Siddharthanagar range from a minimum of 5°C (42°F) to a maximum of 28°C (83°F), with an average temperature of 16°C (61°F). The month sees minimal precipitation, with only about 10 mm (0.4 in) over just 1 day and a relatively high humidity of 75%. In contrast, February experiences slightly warmer temperatures, with a minimum of 7°C (45°F) and a maximum of 31°C (89°F), and an average of 18°C (64°F). Precipitation increases to 17 mm (0.7 in) over 2 days, while humidity decreases to a more comfortable 55%. For more details, you can visit Siddharthanagar weather in February.
December and March display contrasting weather patterns. In December, temperatures range from a minimum of 5°C (42°F) to a maximum of 28°C (83°F), with an average temperature of 16°C (61°F) and only 10 mm (0.4 in) of precipitation over just one day. The humidity remains relatively high at 75%, contributing to a cooler overall feel. In contrast, March experiences a noticeable increase in temperatures, with a minimum of 9°C (48°F), an average of 23°C (74°F), and a peak of 36°C (97°F). This month also sees slightly higher precipitation at 13 mm (0.5 in), distributed over three days, but with significantly lower humidity at 39%. Together, these factors make March feel much warmer and drier compared to the cooler, more humid December. For more detailed insights, you can check Siddharthanagar weather in March.
December and April present stark contrasts in weather conditions. In December, temperatures range from a minimum of 5°C (42°F) to a maximum of 28°C (83°F), with an average of 16°C (61°F). The month experiences minimal precipitation, with just 10 mm (0.4 in) over only 1 day, accompanied by relatively high humidity at 75%. In contrast, April brings significantly warmer temperatures, starting from a minimum of 16°C (60°F) and soaring to a scorching maximum of 40°C (104°F), with an average of 28°C (83°F). This month sees increased rainfall, totaling 25 mm (1.0 in) over 6 days, but the humidity drops to a much drier 24%. For a more detailed comparison, check out Siddharthanagar weather in April.
In December, the weather is mild with temperatures ranging from a minimum of 5°C (42°F) to a maximum of 28°C (83°F), averaging around 16°C (61°F). It experiences relatively low precipitation, with only 10 mm (0.4 in) falling over just one day, and humidity levels are moderately high at 75%. In contrast, May brings much warmer conditions, with temperatures soaring from a minimum of 18°C (65°F) to a maximum of 41°C (106°F), averaging 29°C (85°F). This month sees a substantial increase in rainfall, totaling 113 mm (4.4 in) across 11 days, accompanied by a significant drop in humidity to 36%. For a more detailed look at Siddharthanagar’s weather trends in May, visit Siddharthanagar weather in May.
When comparing the weather in December and June, one can see a stark contrast. December experiences milder temperatures, with a minimum of 5°C (42°F) and an average high of 28°C (83°F), along with low precipitation of just 10 mm (0.4 in) across only one day. In contrast, June brings significantly warmer conditions, featuring minimum temperatures of 23°C (73°F) and soaring average highs of 42°C (107°F). The month is also much wetter, with total precipitation reaching 256 mm (10.1 in) over 20 days. Humidity levels are higher in December at 75%, while June sees a slightly lower rate of 65%. For more details on June weather, you can visit Siddharthanagar weather in June.
December and July present stark contrasts in weather conditions. In December, temperatures range from a mild minimum of 5°C (42°F) to an average of 16°C (61°F), peaking at 28°C (83°F). With only 10 mm (0.4 in) of precipitation over just one day and humidity around 75%, December offers a relatively dry and comfortable atmosphere. In contrast, July experiences significantly warmer temperatures, with a minimum of 24°C (76°F) and averaging 29°C (84°F), reaching highs of 37°C (99°F). The month sees substantial rainfall, totaling 514 mm (20.2 in) over 28 days, combined with higher humidity levels at 90%, making it much more humid and wet. For a detailed overview, you can refer to Siddharthanagar weather in July.
When comparing the weather in December and August, it’s clear that these two months present very different climates. December features milder temperatures, with a minimum of 5°C (42°F) and a maximum of 28°C (83°F), along with relatively low precipitation of only 10 mm (0.4 in) over just one day. The humidity is moderate at 75%, making it a comfortable time to be outdoors. In contrast, August experiences significantly warmer conditions, with temperatures ranging from a minimum of 24°C (76°F) to a maximum of 37°C (98°F). This month is also characterized by heavy rainfall, totaling 409 mm (16.1 in) over 29 days, accompanied by high humidity levels at 91%. Such climatic differences showcase the stark seasonal variations in Siddharthanagar. For more detailed information, you can explore Siddharthanagar weather in August.
December and September exhibit striking differences in weather conditions. In December, temperatures range from a minimum of 5°C (42°F) to a maximum of 28°C (83°F), with an average of 16°C (61°F). The month experiences very little precipitation, totaling only 10 mm (0.4 in) over just one day, coupled with a humidity level of 75%. In contrast, September boasts much warmer temperatures, with a minimum of 23°C (73°F) and a maximum of 35°C (96°F), averaging 28°C (83°F). Additionally, September is characterized by significant rainfall, receiving 304 mm (12.0 in) over 23 days, and a higher humidity of 91%. For more details on September weather, you can visit Siddharthanagar weather in September.
The weather in December is significantly cooler and more stable compared to October. In December, temperatures range from a minimum of 5°C (42°F) to a maximum of 28°C (83°F), with an average of 16°C (61°F) and only 10 mm (0.4 in) of precipitation spread over just 1 day, resulting in a humidity level of 75%. In contrast, October experiences much warmer conditions, with temperatures fluctuating between 15°C (59°F) and a peak of 35°C (96°F), an average of 26°C (79°F), and significantly higher precipitation at 39 mm (1.5 in) over 7 days, leading to a humidity level of 86%. For a more detailed look, you can explore Siddharthanagar weather in October.
In comparing the weather between November and December, December experiences a noticeable drop in temperature, with minimums of 5°C compared to November's warmer 11°C. The average temperature also sees a decline from 21°C in November to 16°C in December, while the maximum temperature decreases from 33°C in November to 28°C in December. Despite the cooler temperatures, December has only 10 mm of precipitation over one day, making it slightly wetter than November, which recorded just 2 mm without any rainy days. Additionally, humidity levels remain relatively high, with December at 75% and November slightly higher at 79%. For more details on November's weather, you can check out Siddharthanagar weather in November.
As December settles in Siddharthanagar, the weather showcases a refreshing shift compared to the warmer months. With a milder average temperature around 16°C, the days are pleasantly cool, inviting cozy layers while the nights dip to a chilly 5°C. This month stands out for its notable decrease in precipitation, with just a single day of light rain and overall moisture in the air hovering at 75%. The result is a crisp ambiance perfect for enjoying outdoor activities while taking in the stunning scenery. For a deeper dive into the seasonal variations and trends, explore more at Siddharthanagar Climate.