April Weather in Lambertville, United States

Last updated: February 24, 2025

April in Lambertville, United States, presents a vibrant transition into spring, characterized by a maximum temperature of 30°C (87°F) and a chilly average of 12°C (53°F). While the minimum dips to -2°C (28°F), residents can expect a significant precipitation amount of 106 mm (4.2 in) over 12 days, bringing lush greenery to the landscape. With humidity hovering around 83%, the air often feels moist and invigorating, making it an ideal time for nature lovers to explore the blooming scenery and enjoy the mild, albeit occasionally wet, weather of this enchanting month.

April Temperature in Lambertville

In April, Lambertville experiences a noticeable transition from the chill of winter to the blooms of spring, with temperatures reflecting this change. The minimum temperature hovers around -2°C (28°F), warming up significantly as the month progresses. On average, the temperature reaches a pleasant 12°C (53°F), while the maximum can soar to an impressive 30°C (87°F), hinting at the warmth to come in the following months. This month marks a turning point, as the city shakes off the frigid grips of January and February, paving the way for the lush warmth of May. Overall, April presents a delightful mix of cool breezes and sunny days, making it a vibrant time for outdoor activities and enjoying the awakening landscape.

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

The chart illustrates April temperature patterns in Lambertville, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec343743536372787570604638
Data source: Temperature data for Lambertville 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 Lambertville

In April, Lambertville experiences a moderate level of precipitation, totaling 106 mm (4.2 in), which is consistent with the trend seen in the previous months. While March recorded slightly more rain at 110 mm, the number of rainy days increases to 12 this month, suggesting a pattern of persistent showers as the region transitions fully into spring. This steady rainfall helps to nourish blossoming flora, setting the stage for the vibrant growth seen in May, which typically sees the highest precipitation of the year. Overall, April acts as a bridge between the heavier rains of late winter and the increasingly lush conditions of late spring, maintaining a balance that supports both the environment and the seasonal shift.

April Precipitation Trends in Lambertville

The chart displays monthly precipitation patterns in Lambertville, 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.
JanFebMarAprMayJunJulAugSepOctNovDec661081101061381031451469111284105
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Lambertville

As April arrives in Lambertville, the humidity begins to show signs of a gradual decline, dipping to 83%. This slight decrease continues a trend initiated in early spring, where the humidity levels have gently receded from the winter highs of 87% in January and 85% in February and March. With May on the horizon, a more significant drop is expected, leading to an average of 75% humidity. Overall, April marks a transitional phase, paving the way for the dryer summer months ahead, and offers a hint of relief from the heavy moisture of winter. This shift not only signifies a change in the weather but also hints at the vibrant blooming landscapes that come with the season.

April Average Humidity in Lambertville

This chart illustrates the average monthly humidity levels in Lambertville, with April's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how April's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec87%85%85%83%75%74%65%62%66%79%87%85%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Lambertville

As April unfolds in Lambertville, the UV Index reaches 8, marking a significant rise in sun intensity compared to earlier months. This indicates a very high exposure category, with a quick burn time of just 15 minutes—a stark contrast to the more moderate levels seen in January and February. This upward trend continues into May, where the UV Index peaks at 10, emphasizing the importance of sun protection. As spring blooms, it’s crucial to be mindful of UV exposure, especially with the warmer weather inviting more outdoor activities. For a detailed overview of UV levels throughout the year, visit Lambertville UV Index.

Maximum UV Index Levels in Lambertville for April

The chart shows the monthly maximum UV Index (UVI) for Lambertville 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.
JanFebMarAprMayJunJulAugSepOctNovDec356810101098642
Data source: Lambertville 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 Lambertville

As April unfolds in Lambertville, the town basks in 247 hours of sunshine, marking a delightful transition into spring. This increase in daylight reflects a growing trend of longer, brighter days, setting the stage for more outdoor activities and the blooming of vibrant flora. Following March's 245 hours, April's sunshine gently paves the way for May's anticipated peak at 273 hours, continuing the upward trajectory of increasing sunlight. Residents eagerly embrace this seasonal change, as it not only enhances the beauty of Lambertville but also fosters a renewed sense of energy and community spirit during these sun-kissed days.

Monthly Sunshine Duration in Lambertville: April Highlighted

The April sunshine duration represents the total number of hours Lambertville 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.
JanFebMarAprMayJunJulAugSepOctNovDec142h175h245h247h273h310h345h308h268h221h216h178h
Data source: Lambertville April Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Lambertville During April

As April rolls into Lambertville, the likelihood of sunny weather hovers around 43%, indicating a slightly shy embrace of sunshine compared to the previous month, March, which boasted a more cheerful 55%. This brief dip isn’t unusual in the transition to spring, as the weather begins to shake off winter’s chill yet hasn’t fully settled into the vibrant warmth of May’s 40%. Interestingly, the month maintains a competitive chance against the summer months, such as July, which stands at 46%. Overall, while April may not promise an abundance of sunshine, it certainly offers a hopeful glimpse of brighter days ahead as nature awakens.

Percentage of Sunny Days in April in Lambertville

The chart illustrates the percentage of sunny days in Lambertville 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 Lambertville experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec44%28%55%43%40%36%46%31%50%37%55%31%
Data source: Lambertville April chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Lambertville in April

As April unfolds in Lambertville, the days grow notably longer, basking in 13 hours of daylight. This increase marks a significant leap from the 11 hours of March, heralding the arrival of spring with an invigorating brightness. As patterns emerge throughout the year, April acts as a bridge into the lush expanses of May, which boasts 14 hours of daylight. The gradual rise from winter’s shorter days emphasizes a cyclical rhythm; after enduring the 9 hours of daylight in January and November, residents eagerly anticipate the sunlit days that come with the season’s transition. This trend not only revitalizes the landscape but also uplifts the spirit, setting the stage for the vibrant summer months ahead.

Average Daylight Hours in Lambertville for April

The chart illustrates the variation in daylight duration in Lambertville throughout the year, with April highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 39m10h 40m11h 58m13h 18m14h 25m14h 58m14h 40m13h 40m12h 24m11h 5m9h 55m9h 20m
Data source: Lambertville daylight hours, calculated by summing the hours between sunrise and sunset for each day.

April Winds in Lambertville

As the seasons transition, April in Lambertville greets residents with a steady breeze, echoing the average wind speed of 3.4 m/s (8 mph), consistent with both January and February. This gentle wind continues to create a refreshing atmosphere as the flowers begin to bloom. Following a slight uptick in March, where winds were marginally stronger, April maintains this comfortable pace, before a gradual decline sets in as summer approaches, eventually dropping to 2.3 m/s (5 mph) in July and August. Thus, April stands as a bridge between the brisk winter months and the more tranquil, warmer days ahead, showcasing a rhythmic pattern in Lambertville's weather that is both invigorating and soothing.

Average April Wind Speed in Lambertville

The chart displays monthly wind speed patterns in Lambertville, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3.43.43.63.4 m/s3.02.62.32.32.93.03.12.9
Data source: Lambertville April wind data, generated using information from the Copernicus Climate Change Service.

How April Weather in Lambertville Compares to Other Months

The weather in Lambertville changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of April's weather with other months, highlighting differences in temperature, precipitation, and other key factors. Click on each section to discover seasonal trends in Lambertville and find detailed weather information for every month.

April and January present starkly different weather patterns. In January, temperatures are significantly colder, with a minimum of -17°C (2°F) and an average of just 1°C (35°F). In contrast, April offers a much milder climate, with average temperatures reaching 12°C (53°F) and highs of up to 30°C (87°F). Precipitation also varies, with January seeing 66 mm (2.6 in) over 8 days, while April experiences more rainfall, totaling 106 mm (4.2 in) across 12 days. Both months have high humidity levels of 87% in January and 83% in April, but overall, the comforting warmth of April is a welcome change from the frigid January temperatures. For more detailed information, you can check Lambertville weather in January.

April and February present contrasting weather patterns, with February boasting lower temperatures that range from a minimum of -16°C (3°F) to a maximum of 26°C (78°F). In comparison, April sees a more moderate temperature range, with lows of -2°C (28°F) and highs reaching up to 30°C (87°F). Precipitation levels are similar, with February recording 108 mm (4.2 in) over 11 days and April slightly less at 106 mm (4.2 in) across 12 days. Additionally, February's higher humidity of 85% compared to April's 83% indicates a slightly colder, damp atmosphere during the earlier month. For more specifics on February weather patterns, you can visit Lambertville weather in February.

Comparing the weather in March and April reveals notable differences in temperature and overall conditions. In March, temperatures ranged from a minimum of -14°C (7°F) to a maximum of 28°C (82°F), with an average of 6°C (43°F) and a slightly lower humidity at 85%. In contrast, April saw a more comfortable temperature range, with lows of -2°C (28°F) and highs reaching up to 30°C (87°F), averaging 12°C (53°F). While precipitation levels were similar, with March receiving 110 mm (4.3 in) over 10 days and April 106 mm (4.2 in) over 12 days, April's humidity was just a bit lower at 83%. For deeper insights into weather specifics, you can check Lambertville weather in March.

April and May exhibit notable variations in weather patterns. In April, temperatures range from a minimum of -2°C (28°F) to a maximum of 30°C (87°F), with an average of 12°C (53°F). The month experiences significant precipitation, totaling 106 mm (4.2 in) over 12 days and maintaining a high humidity level of 83%.

In contrast, May brings warmer conditions, with temperatures ranging from a minimum of 1°C (34°F) to a maximum of 34°C (94°F) and an average of 17°C (63°F). Although May has a higher total precipitation of 138 mm (5.4 in) spread over 14 days, the humidity decreases to 75%. For a more detailed look at May weather, visit Lambertville weather in May.

April and June exhibit notable differences in weather patterns. In April, temperatures can drop as low as -2°C (28°F) at night, with an average of 12°C (53°F) and highs reaching up to 30°C (87°F). The month sees considerable precipitation, totaling 106 mm (4.2 in) over about 12 days, and a relatively high humidity level of 83%. In contrast, June offers milder nights with a minimum temperature of 9°C (48°F), an average of 22°C (72°F), and maximums soaring to 35°C (96°F). While precipitation remains similar at 103 mm (4.0 in) across 12 days, the humidity drops to a more comfortable 73%. For more details on June weather, check Lambertville weather in June.

April and July present starkly contrasting weather conditions. In April, temperatures can range from a chilly minimum of -2°C (28°F) to a pleasant average of 12°C (53°F), occasionally peaking at 30°C (87°F). The month sees significant precipitation, totaling 106 mm (4.2 in) over about 12 days, coupled with high humidity at 83%. Conversely, July offers much warmer weather, with minimum temperatures starting at 13°C (56°F) and averaging around 25°C (78°F), reaching highs of 37°C (98°F). This month experiences even greater rainfall, accumulating 145 mm (5.7 in) across 14 days, but with lower humidity at 65%. For a closer look at July weather specifics, check out Lambertville weather in July.

April and August present contrasting weather profiles, reflecting the transition from spring to summer. In April, temperatures range from a chilly minimum of -2°C (28°F) to a pleasant average of 12°C (53°F), with a possibility of reaching up to 30°C (87°F). The month is characterized by high humidity at 83% and notable precipitation of 106 mm (4.2 in) over 12 days, leading to a refreshing but often damp atmosphere. In contrast, August sees significantly warmer conditions, with minimum temperatures of 13°C (56°F) and an average of 24°C (76°F), peaking at a hot 35°C (95°F). While precipitation increases slightly to 146 mm (5.8 in) over 14 days, the humidity drops to 62%, resulting in a more comfortable summer climate. For more detailed information about August weather, you can check Lambertville weather in August.

April and September present contrasting weather patterns. In April, temperatures can drop as low as -2°C (28°F), but the month averages around 12°C (53°F) and can reach up to 30°C (87°F). This month also experiences higher precipitation, with about 106 mm (4.2 in) over approximately 12 days, accompanied by high humidity levels of 83%. In contrast, September boasts milder temperatures, ranging from a minimum of 6°C (42°F) to an average of 21°C (70°F), and can peak at 34°C (94°F). With slightly lower rainfall at 91 mm (3.6 in) over around 10 days, September has a more comfortable humidity level of 66%. For more details, check out Lambertville weather in September.

April and October both showcase a remarkable range in weather patterns, yet they exhibit distinct characteristics. In April, temperatures can swing from a chilly -2°C (28°F) at night to a comfortable 30°C (87°F) during the day, averaging around 12°C (53°F). The month sees a fair amount of precipitation, with about 106 mm (4.2 in) spread over 12 days and humidity levels hovering at 83%.

Conversely, October presents a milder climate, with nighttime lows at 1°C (34°F) and daytime highs reaching up to 35°C (95°F), averaging 16°C (60°F). The precipitation is slightly higher, totaling 112 mm (4.4 in) over 11 days, while humidity drops to 79%. For a more detailed look at October's weather, you can visit Lambertville weather in October.

April and November present contrasting weather patterns, reflecting the transition from spring to autumn. In April, temperatures range more widely, with minimums dipping to -2°C (28°F) and maximums reaching up to 30°C (87°F), while the average hovers around 12°C (53°F). This month experiences a higher average precipitation of 106 mm (4.2 in) over about 12 days, accompanied by a humidity level of 83%. In contrast, November is cooler, featuring a smaller temperature range: minimums can fall to -9°C (15°F) and maximums peak at 25°C (77°F), with an average of 8°C (46°F). This month sees less precipitation at 83 mm (3.3 in) over 9 days, though the humidity remains relatively high at 87%. For more specific details about November weather, you can check Lambertville weather in November.

Comparing April and December weather reveals notable differences in temperature and conditions. In April, temperatures range from a minimum of -2°C (28°F) to a maximum of 30°C (87°F), with an average of 12°C (53°F), while December sees much colder temperatures, with minimums around -12°C (12°F) and maximums of 19°C (66°F), averaging just 4°C (39°F). Precipitation levels are similar, with April experiencing 106 mm (4.2 in) over 12 days and December slightly lower at 105 mm (4.1 in) over 10 days. Humidity levels are comparable, with April at 83% and December at 85%. For more specific insights on December weather, you can check Lambertville weather in December.

Compare Lambertville's Climate with Cities Worldwide

Conclusion: What to Expect From April Weather in Lambertville

In April, Lambertville experiences a delightful transition from the chill of winter to the warmth of spring. Unlike the frigid temperatures of winter months, April brings a notable rise, with average highs reaching a comfortable 12°C (53°F), and even peaking at a cheerful 30°C (87°F) on warmer days. However, this month is also characterized by a higher humidity level of 83%, and it tends to be one of the wetter months of the year, with precipitation occurring on approximately 12 days. This blend of warm temperatures and ample rainfall sets the stage for vibrant blooming landscapes, making April a refreshing departure from the harsher winter conditions. For those interested in the broader patterns of Lambertville's climate, additional insights are available at Lambertville Climate.