Last updated: February 24, 2025
April in New Castle, United States, showcases a dynamic weather pattern that oscillates between chilly and mild temperatures. The maximum temperature reaches a pleasant 24°C (76°F), while the average temperature hovers around 8°C (46°F), providing a refreshing spring atmosphere. However, nighttime can dip to a brisk -2°C (29°F), reminding residents of winter’s lingering chill. This month experiences a notable precipitation total of 143 mm (5.6 in), spread across 13 days, contributing to the region's vibrant greenery. With humidity levels peaking at 80%, the air feels refreshingly crisp but can also carry that unmistakable spring dampness, making April a month of fluctuating moods in New Castle’s climate tapestry.
April in New Castle, United States, heralds a significant shift in temperature as the lingering chill of winter begins to fade. With a minimum temperature of -2°C (29°F), the month brings a noticeable warmth, averaging 8°C (46°F) and peaking at a balmy 24°C (76°F). This transition marks a clear upward trend from March's cool averages, inviting residents to shake off the winter blues and embrace the blooming beauty of spring. The striking contrast between the chilly beginnings and the milder, sun-kissed afternoons not only enhances the region’s charm but also sets the stage for the warmth of May and the summer months ahead. As the days grow longer, April serves as a seasonal bridge, warming hearts and promising the vibrant colors of nature’s rebirth.
April marks a notable peak in precipitation for New Castle, United States, with an impressive 143 mm (5.6 in) of rainfall over 13 days. This surge not only surpasses the previous months—January through March, which averaged around 90 mm—but it also highlights the transition to the wetter spring season. As cherry blossoms bloom and nature comes alive, April’s abundant rain typically sets the stage for lush greenery and vibrant landscapes. Interestingly, while May experiences a drop to 83 mm (3.3 in), it’s clear that April stands out as a key month for hydration, making it essential for both agricultural growth and the region's ecosystem. Overall, the trend reflects a shift from the relatively drier winter months to a season characterized by increased moisture and revitalization.
In April, New Castle experiences a notable decline in humidity, with levels dropping to 80%—a gradual decrease from the higher humidity levels seen in the earlier months. This trend illustrates a shift towards more comfortable atmospheric conditions as spring unfolds, following the winter months of 86% and 84% in January and February, respectively. By May, humidity further decreases to 72%, indicating a continued transition into a drier climate as warmer temperatures begin to dominate the landscape. Overall, April serves as a pivotal point in New Castle's annual humidity cycle, marking the start of a trend toward lower humidity levels that persist into the summer months.
As April arrives in New Castle, the UV Index escalates to 7, indicating a high level of sun exposure compared to the previous months. This significant increase from March’s moderate index of 5 means that residents should take precautions, with a burn time of only 25 minutes for unprotected skin. With the sunny days ahead, it's essential to be mindful of sun safety as the UV Index continues to rise in May, reaching a peak of 9. This trend highlights the transition into sunnier months, where exposure can intensify quickly. Stay informed about the UV Index and protect your skin by checking the current conditions at New Castle UV Index.
UV Risk Categories
As April unfolds in New Castle, the sunshine hours begin to paint a vibrant portrait of the changing seasons. With 245 hours of sunlight, the month showcases a subtle dip from the energetic March, which boasted 256 hours. Yet, this is just a prelude to the brilliant brightness that May brings, promising a remarkable 295 hours as spring fully takes hold. The trend is clear: as temperatures rise and nature awakens, residents can look forward to increasing rays, leading into the summer months where June and July see peak sunshine with 330 and 335 hours respectively. This uplifting pattern makes April a delightful time to relish in the gentle warmth while anticipating the sunlit days ahead.
In April, New Castle experiences a 40% chance of sunny weather, slightly lower than the 61% seen in March but comparable to the levels observed in January, June, and May. This slight dip follows a promising trend where March shines more brightly, suggesting that while April can still offer pleasant sunny days, it tends to be more variable as spring takes hold. As we move through the year, months like November show a more favorable 54% chance, indicating that residents may soon see more sunshine returning as the seasons transition. Thus, while April can be a mixed bag, it's a clear signal of the shifting weather patterns leading into the sunnier months ahead.
As April unfolds in New Castle, the daylight hours begin to sparkle with renewed energy, reaching an impressive 13 hours. This increase is part of a broader trend that emerges with the arrival of spring, when daylight hours optimize from the shorter days of winter, which only offer 9 hours in January and November. After gradually lengthening through March, where the daylight extends to 11 hours, April brings a significant leap, paving the way for the ever-brighter days that follow in May and June, which boast an impressive 14 and 15 hours of sunshine, respectively. This progressive uplift in daylight not only hints at warmer weather ahead but also invites residents to embrace the outdoors as nature awakens in vibrant hues.
In April, the average wind speed in New Castle is 4.4 m/s (or 10 mph), marking a slight dip from the breezier conditions of March, which enjoyed an average of 5.2 m/s (12 mph). This seasonal shift reflects the transition into milder spring days, as wind speeds generally trend downward approaching the summer months. Interestingly, April's wind patterns are notably stronger compared to the subsequent months of May and June, where speeds decrease further to 4.2 m/s and 4.1 m/s, respectively. Overall, April serves as a bridge between the lively breezes of early spring and the calmer summer air, offering a refreshing atmosphere as nature fully awakens.
The weather in New Castle 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 New Castle and find detailed weather information for every month.
In comparing the weather across January and April, a stark contrast emerges. January is characterized by much colder temperatures, with a minimum of -19°C (−2°F) and an average of -1°C (30°F), while April sees a more moderate range, with temperatures ranging from -2°C (29°F) to a pleasant maximum of 24°C (76°F). Additionally, January experiences less precipitation over a shorter duration, with 79 mm (3.1 in) falling over just 8 days, compared to April's 143 mm (5.6 in) spread over 13 days. Humidity levels are slightly lower in January at 86%, compared to 80% in April, suggesting that while January is colder, it also boasts drier air relative to the spring month. For those interested in more specific details about January weather, you can check New Castle weather in January.
April and February exhibit distinctly different weather patterns, making them a study in contrasts. In February, temperatures range from a chilly minimum of -16°C (4°F) to a mild maximum of 17°C (64°F), with an average temperature around 0°C (32°F). In comparison, April experiences a broader temperature range, with lows of -2°C (29°F) and highs reaching up to 24°C (76°F), resulting in a much more pleasant average of 8°C (46°F). February also sees less precipitation at 98 mm (3.9 in) over 11 days, while April has a noticeably higher total of 143 mm (5.6 in) across 13 days. Additionally, humidity remains high in both months, though it's slightly higher in February at 84% compared to April's 80%. For a closer look at February's conditions, visit New Castle weather in February.
In comparing the weather between March and April, it's evident that April experiences a significant warming trend. The minimum temperature rises from March’s chilly -14°C (8°F) to a more temperate -2°C (29°F), while the average temperature increases from 2°C (36°F) to 8°C (46°F) and the maximum temperature reaches a pleasant 24°C (76°F). Precipitation also sees an uptick in April, with 143 mm (5.6 in) recorded over 13 days, compared to March's 94 mm (3.7 in) over 10 days. Humidity remains relatively stable, hovering around 80% in April and slightly higher at 82% in March. For those interested in a detailed look at March weather in this region, you can refer to New Castle weather in March.
April and May showcase a notable transition in weather patterns. In April, temperatures range from a chilly minimum of -2°C (29°F) to a pleasant maximum of 24°C (76°F), with an average of 8°C (46°F). The month sees higher precipitation levels at 143 mm (5.6 in) over 13 days and maintains a humidity of 80%. In contrast, May presents milder temperatures, with a minimum of 2°C (37°F) and a maximum of 27°C (82°F), averaging 13°C (55°F). Precipitation decreases to 83 mm (3.3 in) over 11 days, and humidity drops to a comfortable 72%. This shift reflects a gradual warming and a reduction in rainfall as spring progresses. For more details, check New Castle weather in May.
In comparing the weather of April and June, we see a marked transition from the chill of early spring to the warmth of early summer. April experiences a wider temperature range, with lows dropping to -2°C (29°F) and highs reaching up to 24°C (76°F), while the average temperature is around 8°C (46°F). Additionally, April is quite wet, with 143 mm (5.6 in) of precipitation over 13 days and a high humidity level of 80%. In contrast, June showcases milder weather, with minimum temperatures of 8°C (47°F), average temperatures rising to 18°C (65°F), and maximums hitting 30°C (86°F). The precipitation in June is significantly lower at 88 mm (3.5 in) over 10 days, and humidity decreases to 72%. For more detailed information about June weather, you can check out New Castle weather in June.
April and July present contrasting weather patterns in terms of temperature and humidity. In April, temperatures can swing between -2°C (29°F) at night to a pleasant average of 8°C (46°F) during the day, with highs reaching up to 24°C (76°F). The month is characterized by significant precipitation, totaling 143 mm (5.6 in) over 13 days, alongside a high humidity of 80%. In sharp contrast, July enjoys much warmer temperatures, with a minimum of 13°C (56°F), an average of 22°C (71°F), and maximums peaking at 31°C (88°F). Rainfall in July is slightly lower at 123 mm (4.8 in), occurring over just 12 days, and the humidity decreases to a more comfortable 67%. For a detailed look at July's weather, check out New Castle weather in July.
April and August present contrasting weather patterns. In April, temperatures range from a chilly -2°C (29°F) at their lowest to a comfortable 24°C (76°F) at their peak, with an average of 8°C (46°F). This month also experiences significant rainfall, with 143 mm (5.6 in) spread over 13 days, contributing to a high humidity level of 80%. In contrast, August is much warmer, with minimums around 13°C (55°F) and maximums reaching 31°C (88°F), averaging 22°C (71°F). Precipitation decreases significantly to 71 mm (2.8 in) over 9 days, accompanied by a lower humidity of 66%. For more details, visit New Castle weather in August.
April and September showcase distinct weather patterns. In April, temperatures can be quite variable, ranging from a chilly -2°C (29°F) at night to a maximum of 24°C (76°F) during the day, with an average of 8°C (46°F). This month also experiences significant precipitation, with around 143 mm (5.6 in) over 13 days, contributing to a higher humidity level of 80%. In contrast, September offers a more stable climate with milder temperatures, having minimums around 7°C (46°F) and highs reaching up to 30°C (86°F), averaging 18°C (65°F). The month is drier, with only 78 mm (3.1 in) of rain over 8 days and a lower humidity of 71%. For more detailed weather insights, you can check New Castle weather in September.
April and October present interesting contrasts in weather. In April, temperatures vary widely, with a minimum of -2°C (29°F) and an average of 8°C (46°F), peaking at a warm 24°C (76°F). This month sees a substantial amount of precipitation, averaging 143 mm (5.6 in) over 13 days, accompanied by high humidity at 80%. In contrast, October experiences milder temperatures, with a minimum of 1°C (34°F) and an average of 13°C (56°F), reaching a maximum of 25°C (78°F). While the precipitation is slightly lower at 142 mm (5.6 in) over just 11 days, the humidity remains comparable at 78%. The transition between these two months highlights the shift from the cool beginnings of spring to the mild charm of autumn. For insights into the October climate, check out New Castle weather in October.
April and November present distinct weather patterns, with April typically being milder and more variable. In April, average temperatures are around 8°C (46°F), with highs reaching up to 24°C (76°F), while November averages slightly cooler at 6°C (43°F), maxing out at 20°C (69°F). Precipitation is more frequent in April, with 143 mm (5.6 in) falling over 13 days compared to November's 108 mm (4.3 in) over 11 days. Humidity levels remain similar, hovering around 80% in April and slightly higher at 84% in November, contributing to the damp feel of both months. For more detailed information, you can check New Castle weather in November.
April and December present striking contrasts in weather patterns. In April, temperatures range from a chilly -2°C (29°F) at night to a pleasant 24°C (76°F) during the day, with an average of 8°C (46°F). The month experiences 143 mm (5.6 in) of precipitation over 13 days, coupled with a humidity level of 80%. In contrast, December sees much colder conditions, with minimum temperatures plunging to -19°C (-1°F) and a daytime maximum reaching just 15°C (59°F), averaging around 1°C (34°F). The month has slightly less precipitation at 133 mm (5.2 in) over 10 days, while humidity remains relatively high at 81%. For more details on December weather, you can visit New Castle weather in December.
April in New Castle marks a delightful shift in the weather as it transitions from the cold grip of winter to the promising warmth of spring. With temperatures starting to rise, it offers a refreshing contrast to the chillier months, where daytime highs can reach a pleasant 24°C (76°F), making it a perfect time for outdoor activities. However, the likelihood of rain still persists, as April experiences a fair share of precipitation, totaling 143 mm over about half the month, which keeps the landscape vibrant and lush. With an average humidity level hovering around 80%, the air feels crisp yet invigorating. This month truly embodies the essence of spring, setting a beautiful backdrop for the blossoming flora. For a more detailed understanding of the weather patterns throughout the year, visit New Castle Climate.