April Weather in Longmen, China

Last updated: August 21, 2025

April in Longmen, China, presents a dynamic weather palette characterized by maximum temperatures reaching 8°C (47°F) and an average low of -7°C (19°F). With minimum temperatures dipping down to -23°C (-10°F), this month embodies the transition to spring. The region experiences about 45 mm (1.8 in) of precipitation over approximately 9 days, contributing to a notable humidity level of 77%. This combination of cool temperatures and consistent moisture creates a unique environment, ideal for observing the interplay of early spring weather patterns.

April Temperature in Longmen

In April, Longmen, China, begins to shake off the deep chill of winter, with temperatures ranging from a minimum of -23°C (-10°F) to a maximum of 8°C (47°F). This month features an average temperature of -7°C (19°F), marking a noticeable shift towards milder conditions compared to the preceding months. As spring unfolds, the harshest cold gradually recedes, making way for more temperate weather that hints at the warmth of summer ahead. This transition is evident as April experiences less severe low temperatures than February and March, reflecting the gradual rise in daily warmth that characterizes the onset of spring in the region. With each passing day, Longmen welcomes the promise of greener landscapes and a more inviting climate, setting the stage for the months to come.

April Weather in Longmen: Daily Temperature Highs, Lows, and Averages

The chart illustrates April temperature patterns in Longmen, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Longmen, April typically has an average temperature of {2}°C ({3}°F), with highs reaching up to {4}°C ({5}°F) and lows dropping to around {6}°C ({7}°F).
JanFebMarAprMayJunJulAugSepOctNovDec-2212192534414133195-2
Data source: Temperature data for Longmen generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

April Precipitation in Longmen

In April, Longmen, China, experiences a notable increase in precipitation, with a total of 45 mm (1.8 in) recorded over 9 days. This represents a significant jump from the 23 mm (0.9 in) seen in March, signaling a transition into the wetter months. The rising rainfall patterns are indicative of approaching summer, as precipitation continues to escalate in May and June. With this increase in moisture, the region prepares for the lush greenery that characterizes the late spring and early summer seasons, reflecting a critical shift in Longmen's annual climate cycle. The gradual rise in both the amount of rainfall and the number of precipitation days sets the stage for the vibrant growth that follows.

April Precipitation Trends in Longmen

The chart displays monthly precipitation patterns in Longmen, with values for each month alongside April’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how April’s conditions compare to those of other months. In Longmen, April typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec511234572128185184993273
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Longmen

April in Longmen, China, experiences a notable shift in humidity levels, with an average of 77%. This marks a slight decrease from March's peak of 79%, yet it remains considerably high compared to the earlier months of the year, such as January's 70% and February's 74%. The transition into spring typically brings a level of moisture that prepares the region for the humid summer months ahead, as evidenced by the gradual increase seen from January through to June, where humidity climbs to 80% and further peaks in the summer. Overall, April's humidity continues to reflect the dynamic nature of Longmen's climate, bridging the gap between the cooler, drier months and the approaching warmth of summer.

April Average Humidity in Longmen

This chart illustrates the average monthly humidity levels in Longmen, with April’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In April, average humidity in Longmen is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec70%74%79%77%75%80%82%85%83%82%74%66%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Longmen

As April unfolds in Longmen, China, residents and visitors alike should be particularly vigilant about sun exposure, as the UV Index surges to a striking 13, categorizing it as extreme and shortening burn time to just 10 minutes. This notable increase mirrors the upward trend seen from earlier months, escalating from a moderate 4 in January to a staggering 10 in March. The heightened UV levels not only emphasize the need for protective measures in April but also set the stage for an even more intense 17 in May. With the sun's intensity spiking, it’s crucial to be informed and prepared. For more details on the UV Index in Longmen, check out Longmen UV Index.

Maximum UV Index Levels in Longmen for April

The chart shows the monthly maximum UV Index (UVI) for Longmen in April, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In April, the maximum UV index in Longmen typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec4610131718161312964
Data source: Longmen April UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

April Sunshine in Longmen

In April, Longmen, China, enjoys a delightful 327 hours of sunshine, making it a radiant month that seamlessly bridges the impressive highs of March's 337 hours and the vibrant 353 hours of May. This sunny trend exemplifies the gradual warming and lengthening of days as spring takes full bloom. The consistent sunshine during the spring months not only nurtures the local flora but also invites residents and visitors alike to bask in the outdoors. While the sunshine hours experience slight fluctuations, the overall pattern reveals a clear ascent as the year progresses, suggesting that long, sunlit days are just around the corner as summer approaches.

Monthly Sunshine Duration in Longmen: April Highlighted

The April sunshine duration represents the total number of hours Longmen experiences direct sunlight during the month of April, excluding cloudy or obstructed periods. This chart compares the sunshine duration of April with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec237h287h337h327h353h327h352h345h312h317h292h291h
Data source: Longmen April Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Longmen During April

In Longmen, China, the likelihood of sunny weather experiences an intriguing ebb and flow throughout the year. April, with a 46% chance of sunshine, mirrors the lower probabilities seen in March, suggesting that spring's arrival is still a bit shy of fully embracing the sun. As we transition from the cooler months of January, which boasts a 68% chance of sunshine, the weather begins to shift, but it doesn't fully recover until late in the year. The pattern shows an optimistic rise heading into May, where the chance of sunny days increases to 51%, reclaiming some warmth before summer sets in. This trend illustrates that while April may not be the sunniest month, it paves the way for brighter days ahead.

Percentage of Sunny Days in April in Longmen

The chart illustrates the percentage of sunny days in Longmen throughout the year, with April highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Longmen experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec68%50%46%46%51%24%33%31%54%53%79%70%
Data source: Longmen April chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Longmen in April

As April arrives in Longmen, China, residents welcome a significant increase in daylight, with the sun gracing the sky for 13 hours each day. This surge marks a clear trend of lengthening days that begins in March, when daylight stretches to 11 hours, and continues through May, peaking at an impressive 14 hours. This seasonal transition reflects the gradual shift from the shorter winter months, where daylight is limited to just 9 hours in January and December, towards the vibrant and sun-soaked days of summer. The pattern showcases nature's rhythm, highlighting the way sunlight extends its embrace as spring unfolds, inviting both flora and fauna to thrive in the longer hours of daylight.

Average Daylight Hours in Longmen for April

The chart illustrates the variation in daylight duration in Longmen throughout the year, with April highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 51m10h 46m11h 57m13h 10m14h 12m14h 43m14h 28m13h 33m12h 23m11h 10m10h 7m9h 34m
Data source: Longmen daylight hours, calculated by summing the hours between sunrise and sunset for each day.

April Winds in Longmen

In April, Longmen experiences a notable drop in wind speed, averaging 2.8 m/s (6 mph), making it one of the calmest months of the year. This gentle breeze marks a transition from the stronger winds of winter, where speeds hover around 4.6 m/s (10 mph) in January, to the lighter, more leisurely gusts of late spring and summer. As temperatures rise, the wind continues to decrease, dipping to its lowest in May at 2.3 m/s (5 mph). Interestingly, the swifter winds that typically sweep through Longmen re-emerge by November, hinting at the seasonal cycles that define the region's climate. With these trends, April serves as a calm interlude, welcoming the warmth of spring while setting the stage for lighter breezes ahead.

Average April Wind Speed in Longmen

The chart displays monthly wind speed patterns in Longmen, with values for each month shown alongside April's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how April's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec4.63.73.52.8 m/s2.32.52.32.42.72.83.83.7
Data source: Longmen April wind data, generated using information from the Copernicus Climate Change Service.

How April Weather in Longmen Compares to Other Months

Weather in Longmen varies notably across the year, with each month offering distinct climate conditions. This page compares April’s weather to other months in Longmen, focusing on differences in temperature, rainfall, humidity, and UV levels.

April and January offer starkly contrasting weather conditions. In January, temperatures plummet to a minimum of -37°C (-34°F) and maintain an average of -19°C (-2°F), with the mercury only reaching a maximum of -1°C (31°F). The month sees minimal precipitation, only about 5 mm (0.2 in), and is characterized by low humidity at 70%. In contrast, April experiences a noticeable warming trend, with minimum temperatures rising to -23°C (-10°F) and an average of -7°C (19°F). The maximum temperature even climbs to 8°C (47°F). However, April is more humid, with a higher precipitation level of 45 mm (1.8 in) spread across about 9 days, indicating a significant change in weather patterns. To explore January weather specifics, you can check Longmen weather in January.

April's weather brings a noticeable improvement compared to February's frigid conditions. With average temperatures rising from -16°C (3°F) in February to -7°C (19°F) in April, the month signifies a transition toward milder spring weather. February experiences harsher cold with a minimum temperature of -33°C (-27°F), while April's coldest point is a more tolerable -23°C (-10°F). Additionally, April sees significantly more precipitation at 45 mm (1.8 in) over 9 days, compared to just 10 mm (0.4 in) across 3 days in February. Humidity remains relatively similar, at 77% in April and 74% in February, but overall, April offers a more inviting climate for outdoor activities. For a detailed look at February conditions, visit Longmen weather in February.

In comparing the weather between April and March, April generally experiences milder temperatures, with average highs reaching 8°C (47°F) compared to March's maximum of 7°C (44°F). The minimum temperatures in April are also notably warmer, averaging -7°C (19°F) versus March's -11°C (12°F). Precipitation increases in April with 45 mm (1.8 in) over 9 days, while March sees only 23 mm (0.9 in) across 7 days. Humidity levels are slightly lower in April at 77%, compared to March's 79%. For a more detailed look at March weather, you can check Longmen weather in March.

In comparing the weather between April and May, both months exhibit cold temperatures, but May shows a slight improvement in average temperature, increasing from -7°C (19°F) in April to -4°C (25°F). However, noteworthy is the slightly lower minimum temperature in May, which dips to -24°C (-11°F) compared to April’s lowest of -23°C (-10°F). Precipitation also increases in May, reaching 72 mm (2.8 in) over 12 days, whereas April recorded 45 mm (1.8 in) over 9 days. Humidity remains relatively stable, with April at 77% and May at 75%. For more detailed information, check out Longmen weather in May.

April and June present noteworthy differences in weather patterns. In April, the temperatures range from a chilly minimum of -23°C (-10°F) to a max of 8°C (47°F), with an average of -7°C (19°F). Precipitation is moderate at 45 mm (1.8 in) over 9 days, accompanied by a humidity level of 77%. Conversely, June sees a rise in temperatures with a minimum of -11°C (12°F), an average of 1°C (35°F), and a maximum of 15°C (60°F). The month also experiences significantly higher precipitation, totaling 128 mm (5.0 in) across 19 days, and a slight increase in humidity at 80%. For more detailed insights about June weather, visit Longmen weather in June.

April and July present a striking contrast in weather patterns. In April, temperatures range from a brisk -23°C (-10°F) as a minimum to a mild peak of 8°C (47°F), while July experiences noticeably warmer conditions with minimum temperatures around -8°C (19°F) and maximums reaching 17°C (64°F). Precipitation also significantly increases in July, totaling 185 mm (7.3 in) over 22 days compared to April's 45 mm (1.8 in) across 9 days, reflecting a wetter climate during the summer months. Humidity levels are slightly higher in July at 82%, compared to April's 77%. For more detailed information about July weather in Longmen, you can visit Longmen weather in July.

April and August exhibit significant differences in weather patterns. In April, temperatures range from a minimum of -23°C (-10°F) to a maximum of 8°C (47°F), with an average of -7°C (19°F). The month experiences about 45 mm (1.8 in) of precipitation over 9 days, accompanied by a humidity level of 77%. In contrast, August brings milder temperatures, ranging from a minimum of -7°C (19°F) to a maximum of 15°C (60°F), with an average of 5°C (41°F). However, it also sees higher precipitation, totaling 184 mm (7.3 in) over 23 days, and an increase in humidity to 85%. For more detailed information, you can view Longmen weather in August.

In April, the weather begins to thaw with temperatures ranging from a chilling -23°C (-10°F) at night to a more moderate maximum of 8°C (47°F) during the day, while average temperatures linger around -7°C (19°F). Though April experiences less precipitation than September, with only 45 mm (1.8 in) over about 9 days, humidity is relatively high at 77%.

In contrast, September brings a milder climate with temperatures ranging from -16°C (4°F) to a maximum of 15°C (59°F) and an average of 0°C (33°F). However, it sees significantly more rainfall, totaling 99 mm (3.9 in) across 15 days, and the humidity increases slightly to 83%. Overall, September offers a more dynamic range of weather compared to the stark chill of April. For more detailed information on weather patterns, you can visit Longmen weather in September.

April and October present unique weather patterns, though they share some similarities. In April, temperatures range from a chilling -23°C (-10°F) to a mild maximum of 8°C (47°F), with an average of -7°C (19°F) and 45 mm of precipitation over 9 days. Humidity sits at 77%, contributing to a damp atmosphere as the winter thaw begins. In contrast, October experiences slightly higher temperatures, with a range from -23°C (-9°F) to 10°C (51°F), maintaining an average of -7°C (19°F). Precipitation decreases to 32 mm over 7 days, with humidity rising to 82%, creating a crisp yet damp feel as the region transitions into winter. For more detailed insights on October weather, check out Longmen weather in October.

April and November exhibit stark contrasts in weather conditions. In April, temperatures range from a minimum of -23°C (-10°F) to a maximum of 8°C (47°F), with an average temperature of -7°C (19°F). This month sees more precipitation, with about 45 mm (1.8 in) falling over 9 days and a humidity level of 77%. In comparison, November presents far colder conditions, with minimum temperatures plunging to -34°C (-29°F), an average of -15°C (5°F), and a maximum of only 3°C (38°F). Precipitation is significantly reduced to just 7 mm (0.3 in) over 2 days, and humidity drops slightly to 74%. For more details on specific weather conditions, you can check the following link: Longmen weather in November.

April and December present striking contrasts in weather conditions. In April, temperatures range from a chilly minimum of -23°C (-10°F) to a milder maximum of 8°C (47°F), with an average of -7°C (19°F). This month also sees a higher level of precipitation, totaling 45 mm (1.8 in) over about 9 days and a humidity of 77%. In contrast, December is notably harsher, with temperatures plummeting to a minimum of -34°C (-29°F) and a maximum of -1°C (30°F), resulting in a frigid average of -19°C (-2°F). Precipitation is scarce at just 3 mm (0.1 in) over no days, and humidity drops to 66%. For more detailed information on December weather, you can check Longmen weather in December.

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Conclusion: What to Expect From April Weather in Longmen

As April unfolds in Longmen, it marks a significant shift in weather patterns compared to the preceding months. With chilly maximum temperatures hovering around 8°C (47°F) and an average that dips to -7°C (19°F), this month feels notably colder, especially with occasional plunges to a minimum of -23°C (-10°F). The combination of 77% humidity and 45 mm of precipitation over about 9 days means that the air often feels damp and crisp, enhancing the wintry atmosphere. This time of year certainly poses a contrast to the warmer and drier conditions expected as spring progresses. For a deeper insight into what to anticipate throughout the year, visit Longmen Climate.