Last updated: February 24, 2025
October in New Castle, United States brings a vibrant transition into the cooler months, with daily temperatures ranging from a maximum of 25°C (78°F) to a crisp minimum of 1°C (34°F). The average temperature settles around a comfortable 13°C (56°F), creating a pleasant atmosphere for outdoor activities. However, residents and visitors should prepare for frequent showers, as the area experiences around 142 mm (5.6 in) of precipitation over 11 days, contributing to a humidity level of 78%. This month offers a unique blend of autumn colors and refreshing breezes, making it an ideal time to explore the scenic beauty of New Castle.
In October, temperatures in New Castle, United States begin to reflect the transition to colder months. The minimum temperature hovers around 1°C (34°F), an indication that winter is on the horizon, while the average temperature reaches a comfortable 13°C (56°F). With a maximum temperature peaking at 25°C (78°F), October often offers pleasant days that can still evoke the warmth of late summer, making it a delightful month for outdoor activities. As the cool breeze replaces the summer heat, residents can enjoy the crisp air while witnessing the stunning autumn foliage. This shift sets the stage for the upcoming chill of November, marking a clear change from the warmer months of late summer and early fall.
October in New Castle, United States, marks a notable increase in precipitation, with 142 mm (5.6 inches) recorded over 11 days. This positions October alongside April as one of the wettest months of the year. The rainfall not only signals the transition into autumn but also provides a stark contrast to the drier spells of summer, where August saw just 71 mm (2.8 inches) and September slightly higher at 78 mm (3.1 inches). Interestingly, this surge in October precipitation hints at an approaching winter, as the region prepares for the higher moisture levels that accompany the colder months ahead. The consistent rainfall also nourishes the vibrant fall foliage, making it a picturesque time to witness nature’s change.
In October, New Castle experiences a notable shift in humidity levels, with the average rising to 78%. This increase marks a transition from the drier months of summer, where humidity dipped to 66% in August and 67% in July. As autumn settles in, the air becomes more saturated, echoing the higher humidity levels seen in early spring, notably 82% in March. The pattern shows a gradual decrease towards summer but begins to climb again as the year draws to a close, with November's humidity reaching 84%. This cyclical trend highlights New Castle's climatic rhythm, where humidity ebbs and flows, providing a glimpse into the changing seasons.
As October rolls in, New Castle experiences a moderate UV Index of 5, marking a transition from the summer's peak UV intensity. After months of very high levels from May through August, the UV index begins to decline, allowing residents and visitors to enjoy outdoor activities with greater safety. The burn time is approximately 30 minutes, offering a more forgiving environment for sun exposure compared to the previous summer months. This seasonal shift emphasizes the importance of maintaining sun protection, especially for those unaccustomed to cooler, sunnier days. For detailed insights and daily updates, check New Castle UV Index.
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As the crisp air of October settles over New Castle, the city enjoys 221 hours of sunshine, a delightful respite before the colder months set in. This figure reflects a gradual decline from the sun-soaked summer months, with July and August basking in a remarkable 335 and 337 hours respectively. While October sees a noticeable dip, it still surpasses the grey days of November and December, which fetch just 193 and 176 hours. This month strikes a beautiful balance, inviting residents to savor the last golden rays of the year while ushering in the vibrant hues of fall foliage. The trend clearly illustrates the transition from the warmth of summer to the cooler embrace of winter, making October a time for crisp walks and warm beverages under a sun that still offers its gentle touch.
In October, New Castle experiences a 38% chance of sunny weather, which is on par with the 38% seen in May and slightly better than the drier summer months of July and August, both at 32%. As autumn settles in, the likelihood of clear skies rises slightly from the 44% recorded in September, yet it remains lower than the often sunny November, which boasts a 54% chance. This trend highlights a gradual transition from the warmer, sunnier days of late summer to a more unpredictable autumn, with October presenting a moderate opportunity for sun enthusiasts to enjoy the lingering warmth before winter approaches.
As autumn settles in, October marks a transition in New Castle, United States, where daylight lasts approximately 10 hours a day. This decline in light is part of a broader trend evident throughout the year, beginning with the shorter days of winter that extend to the vibrant, sun-filled months of summer. After reaching a peak of 15 hours in June, daylight begins its gradual descent, offering 14 hours in July and 13 hours in August and September. October serves as a reminder of the impending winter, where daylight once again dwindles to 9 hours by November and December. This rhythmic fluctuation in daylight not only influences the city’s landscape but also transforms daily routines and the ambiance of the season.
As October unfolds in New Castle, the winds pick up slightly, with an average speed of 4.4 m/s (10 mph). This marks a subtle resurgence compared to the summer months, which endured the calmest breezes of the year, plummeting to just 3.3 m/s (7 mph) in August. The trend of increasing wind speeds continues into November, hovering at a steady 4.6 m/s (10 mph) before the year ends. While the fall season tends to be relatively gentle, October's breezy conditions herald a transition, lending a crispness to the air and a delightful rustle to the leaves. The overall pattern suggests that as the days grow shorter, the winds bring a refreshing dynamism back to New Castle, preparing the town for the cooler months ahead.
The weather in New Castle changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of October'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.
October and January present strikingly different weather conditions. In October, temperatures range from a chilly 1°C (34°F) at night to a pleasant 25°C (78°F) during the day, while the average hovers around 13°C (56°F). This month sees significant precipitation, totaling 142 mm (5.6 in) over about 11 days, with a humidity level of 78%. In contrast, January is much colder, with temperatures dropping as low as -19°C (-2°F) at night and peaking at 17°C (64°F) during the day. The average temperature is a frigid -1°C (30°F), accompanied by less precipitation at 79 mm (3.1 in) over 8 days and higher humidity at 86%. For a closer look at January's climate, visit New Castle weather in January.
October and February present contrasting weather experiences. In October, temperatures range from a minimum of 1°C (34°F) to a pleasant maximum of 25°C (78°F), with an average of 13°C (56°F). During this month, precipitation totals around 142 mm (5.6 in) across 11 days, while humidity sits at 78%. In stark contrast, February experiences much colder conditions, with minimum temperatures plummeting to -16°C (4°F) and an average of 0°C (32°F), though it can reach a maximum of 17°C (64°F). Precipitation in February is lower, at 98 mm (3.9 in), also over 11 days, but the humidity remains slightly higher at 84%. For more detailed insights, check out New Castle weather in February.
When comparing the weather in October and March, it’s evident that October enjoys milder temperatures, with averages around 13°C (56°F) and maximums reaching 25°C (78°F). In contrast, March tends to be much colder, with average temperatures of only 2°C (36°F) and potential lows dropping to -14°C (8°F). Precipitation levels are slightly higher in October, with 142 mm (5.6 in) over approximately 11 days, while March sees 94 mm (3.7 in) across 10 days. Additionally, October's humidity is slightly lower at 78%, compared to March's higher humidity at 82%. For more detailed insights on March weather, check out New Castle weather in March.
When comparing the weather between October and April, both months exhibit significant differences in temperature and precipitation patterns. October enjoys a milder average temperature of 13°C (56°F) with a maximum of 25°C (78°F), while April is cooler, featuring an average of 8°C (46°F) and a minimum temperature dipping to -2°C (29°F). Precipitation levels are similar, with October receiving about 142 mm (5.6 in) over 11 days, and April slightly higher at 143 mm (5.6 in) across 13 days. Additionally, both months have high humidity, with October at 78% and April at 80%. For more details on the weather specifics in April, you can find further information here: New Castle weather in April.
In October, the weather is characterized by a broader temperature range, with minimums hitting around 1°C (34°F) and maximums reaching up to 25°C (78°F), while May boasts slightly warmer conditions with minimums of 2°C (37°F) and maximums peaking at 27°C (82°F). October experiences significantly higher precipitation at 142 mm (5.6 in) compared to May's 83 mm (3.3 in), both having rainfall on approximately 11 days. Additionally, October's humidity level stands at 78%, slightly higher than May's 72%, resulting in a somewhat more humid feel to the air. For more details on the weather patterns in May, you can visit New Castle weather in May.
When comparing the weather in October and June, notable differences emerge in both temperature and precipitation. October experiences a broader temperature range, with minimums dropping to around 1°C (34°F) and maximums reaching 25°C (78°F), while June maintains milder conditions with lows of 8°C (47°F) and highs of 30°C (86°F). Precipitation is more abundant in October, averaging 142 mm (5.6 in) over 11 days, compared to June's 88 mm (3.5 in) over 10 days. Additionally, October has higher humidity levels at 78%, slightly above June’s 72%. For a detailed look at June's weather, you can visit New Castle weather in June.
October and July present contrasting weather patterns, with October experiencing cooler temperatures and more variability. In October, temperatures range from a chilly minimum of 1°C (34°F) to a comfortable maximum of 25°C (78°F), averaging around 13°C (56°F). In contrast, July boasts warmer conditions, with minimum temperatures starting at 13°C (56°F) and reaching a maximum of 31°C (88°F), averaging 22°C (71°F). Rainfall in October is slightly higher, totaling 142 mm (5.6 in) over 11 days, compared to July's 123 mm (4.8 in) across 12 days. Additionally, October tends to be more humid, with an average humidity of 78%, compared to July's 67%. For more detailed insights into July's weather in New Castle, check out New Castle weather in July.
When comparing the weather between August and October, notable differences emerge. August tends to be warmer, with average temperatures ranging from a minimum of 13°C (55°F) to a maximum of 31°C (88°F), making it suitable for summer activities. In contrast, October experiences cooler conditions, with temperatures dipping as low as 1°C (34°F) and peaking at 25°C (78°F). Additionally, October sees significantly more precipitation, totaling 142 mm (5.6 in) over 11 days, compared to August's 71 mm (2.8 in) across just 9 days. The humidity also differs, with October's levels at 78%, higher than August's 66%. For more detailed information on August weather, you can check New Castle weather in August.
In comparing the weather of October and September, October typically experiences cooler temperatures, with a minimum of 1°C (34°F) and an average of 13°C (56°F), compared to September's milder minimum of 7°C (46°F) and average of 18°C (65°F). While September enjoys warmer days, reaching a maximum temperature of 30°C (86°F), October's highest temperature peaks at 25°C (78°F). Additionally, October is significantly wetter, receiving 142 mm (5.6 in) of precipitation over 11 days, contrasting with September's 78 mm (3.1 in) over 8 days. The humidity also increases slightly in October to 78%, compared to September’s 71%. For a more detailed look at September weather, you can visit New Castle weather in September.
October and November present distinctly different weather patterns. In October, temperatures range from a minimum of 1°C (34°F) to a maximum of 25°C (78°F), with an average of 13°C (56°F). The month experiences considerable rainfall, totaling 142 mm (5.6 in) across 11 days, and the humidity sits at a moderate 78%. In contrast, November sees a drop in temperatures, with a minimum of -12°C (11°F) and a maximum of 20°C (69°F), averaging 6°C (43°F). While precipitation decreases to 108 mm (4.3 in) over the same number of days, humidity increases slightly to 84%. This transition highlights the shift from the milder, wetter conditions of October to the colder and crisp atmosphere typical of November. For more detailed information, you can check New Castle weather in November.
In October, temperatures range from a mild 1°C (34°F) at night to a pleasant 25°C (78°F) during the day, with an average temperature of 13°C (56°F). The month experiences significant rainfall, totaling 142 mm (5.6 in) over about 11 days, and the humidity sits at 78%. In contrast, December brings much colder conditions, with nighttime lows plummeting to -19°C (-1°F) and daytime highs reaching only 15°C (59°F), resulting in an average temperature of just 1°C (34°F). Precipitation in December is slightly lower at 133 mm (5.2 in) over 10 days, accompanied by a marginally higher humidity of 81%. For more information, you can check New Castle weather in December.
As October unfolds in New Castle, the weather transforms into a crisp and refreshing backdrop for autumn adventures. The days are pleasantly mild, with temperatures that invite outdoor exploration, yet the nights can bring a chill that reminds you winter is on the horizon. Compared to the warmer summer months, October sees a notable increase in precipitation, often accompanied by a vibrant tapestry of fallen leaves, creating a perfect scene for brisk walks and cozy gatherings. The heightened humidity adds a touch of briskness to the air, setting the stage for this picturesque season. For a more detailed look at how October fits into the broader seasonal patterns, check out New Castle Climate.