June Weather in New Castle, United States

Last updated: February 24, 2025

June in New Castle, United States, brings a blend of warm temperatures and occasional rainfall, making it an inviting yet dynamic month. The maximum temperature can soar to a pleasant 30°C (86°F), while the average settles around a comfortable 18°C (65°F). Nighttime lows dip to 8°C (47°F), providing a refreshing contrast. With precipitation totaling 88 mm (3.5 in) over approximately 10 days, residents and visitors can expect bursts of summer showers amidst the warmth. The air remains humid at 72%, creating a lush atmosphere perfect for exploring the vibrant outdoors. Whether you’re enjoying sunny afternoons or seeking shelter from light rain, June in New Castle offers a delightful mix of summer experiences.

June Temperature in New Castle

In June, New Castle, United States, experiences a noticeable warmth as temperatures rise significantly from the chilly months earlier in the year. With a minimum temperature of 8°C (47°F) and an average of 18°C (65°F), the climate becomes increasingly inviting, reaching a maximum of 30°C (86°F) on the hottest days. This upward trend in temperatures marks a shift from the bracing cold of winter and spring, making June a time for outdoor activities and enjoyment under the sun. As the month progresses, residents and visitors alike can bask in the pleasant warmth, welcoming the summer with open arms.

June Weather in New Castle: Daily Temperature Highs, Lows, and Averages

The chart illustrates June temperature patterns in New Castle, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec303236465565717165554334
Data source: Temperature data for New Castle 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.

June Precipitation in New Castle

In June, New Castle experiences a moderate precipitation total of 88 mm (3.5 in), characterized by about 10 rainy days throughout the month. This volume is somewhat consistent with the preceding months, maintaining a steady trend in rainfall. Following the typically wetter April, which recorded a hefty 143 mm (5.6 in), June's amount indicates a slight dip, yet it still exceeds the dryer summer months ahead. This balance of rainfall supports local flora while hinting at the onset of the drier spell that July and August usually bring, with July seeing a notable increase to 123 mm (4.8 in) as summer storms become more prevalent. Overall, June offers a harmonious blend of moisture, setting the stage for the warmer season ahead.

June Precipitation Trends in New Castle

The chart displays monthly precipitation patterns in New Castle, with values for each month alongside June's data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how June's conditions compare to those of other months.
JanFebMarAprMayJunJulAugSepOctNovDec79989414383881237178143108133
Data source: Precipitation data for June generated using information from the Copernicus Climate Change Service.
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June Humidity in New Castle

As summer unfolds in New Castle, June maintains a comfortable humidity level of 72%, mirroring the conditions of May. This is a notable shift from the higher levels experienced in the winter months, where humidity reached a peak of 86% in January. The trend shows a gradual decline from spring through early summer, with humidity decreasing steadily from 80% in April. Following June, the humidity continues to drop further, hitting its lowest point at 67% in July. This pattern suggests a gradual transition into drier, warmer weather, making June an ideal time for outdoor activities as residents enjoy the balance of warmth and manageable humidity.

June Average Humidity in New Castle

This chart illustrates the average monthly humidity levels in New Castle, with June's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how June's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec86%84%82%80%72%72%67%66%71%79%84%81%
Data source: Humidity data for June generated using information from the Copernicus Climate Change Service.

June UV Index in New Castle

As summer unfolds in New Castle, the UV Index reaches its peak in June, hitting a striking 10, which categorizes it as very high and emphasizes the need for sunscreen and protective measures. This significant jump from May's index of 9 mirrors the trend of increasing UV exposure as the year progresses, highlighting the growing intensity of sunlight during these warmer months. In fact, the burn time during June drops to just 15 minutes, aligning it with both May and July, when similar precautions are essential. This pattern indicates a consistent need for vigilance in sun safety as summer establishes its presence. For more details on UV levels throughout the year, visit the New Castle UV Index.

Maximum UV Index Levels in New Castle for June

The chart shows the monthly maximum UV Index (UVI) for New Castle in June, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2457910997532
Data source: New Castle June 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.

June Sunshine in New Castle

In June, New Castle basks in the height of summer with a remarkable 330 hours of sunshine, marking a delightful peak in brightness as the days stretch longer. This vibrant month showcases a clear upward trend in sunlight that begins in January with a modest 150 hours, steadily increasing as spring arrives. By the time May rolls around, residents enjoy 295 hours of sunshine, setting the stage for June's golden embrace. Following June, the sun continues to shine brightly in July and August, with 335 and 337 hours, respectively, before gradually tapering off in the cooler months. This annual cycle highlights not only the region's sunny charm but also the joy of experiencing longer days that culminate in the joyful summer months.

Monthly Sunshine Duration in New Castle: June Highlighted

The June sunshine duration represents the total number of hours New Castle experiences direct sunlight during the month of June, excluding cloudy or obstructed periods. This chart compares the sunshine duration of June with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec150h183h256h245h295h330h335h337h285h221h193h176h
Data source: New Castle June Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in New Castle During June

In New Castle, United States, June offers a 40% chance of sunny weather, positioning it on par with April and May, but still lower than the more promising months like March and November, which see higher percentages of sunshine. The trend shows a gradual decline in sunny days from earlier spring months, peaking in March at 61%, to the summer months of July and August, which both plummet to 32%. Therefore, while June may not guarantee an abundance of sunshine, it's a comfortable transition into summer, hinting at a mix of pleasant days and the occasional overcast skies.

Percentage of Sunny Days in June in New Castle

The chart illustrates the percentage of sunny days in New Castle throughout the year, with June 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 New Castle experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec42%35%61%40%38%40%32%32%44%38%54%32%
Data source: New Castle June chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in New Castle in June

As June arrives, New Castle basks in an invigorating 15 hours of daylight, marking a vibrant peak in the yearly cycle. This increase from the 14 hours in May highlights a continuous trend of longer days as spring unfolds into summer. The growth in daylight is especially uplifting after the relatively shorter durations seen during the preceding winter months, with January offering just 9 hours. Following June, the daylight begins to gradually wane, with July seeing a slight decrease back to 14 hours. This pattern of increasing daylight culminating in June is a testament to the seasonal shifts, offering residents ample time to soak up the sun and enjoy the great outdoors before the days start to shorten again.

Average Daylight Hours in New Castle for June

The chart illustrates the variation in daylight duration in New Castle throughout the year, with June highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 23m10h 31m11h 57m13h 26m14h 40m15h 18m14h 57m13h 51m12h 26m10h 58m9h 41m9h 2m
Data source: New Castle daylight hours, calculated by summing the hours between sunrise and sunset for each day.

June Winds in New Castle

In June, New Castle experiences a gentle breeze, with an average wind speed of 4.1 m/s (9 mph). This is part of a noticeable trend as the year progresses; wind speeds peak in March at 5.2 m/s (12 mph), gradually tapering off as the warmer months approach. While April sees a slight dip to 4.4 m/s (10 mph), May brings even calmer conditions with only 4.2 m/s (9 mph). By June, the wind continues its downward trend, hinting at the increasingly stable summer weather. As we move into July and August, average speeds drop further, with July seeing a notably softer 3.5 m/s (8 mph). This pattern suggests a distinct seasonal shift, inviting outdoor activities under the warm sun, albeit with a welcome moderate breeze.

Average June Wind Speed in New Castle

The chart displays monthly wind speed patterns in New Castle, with values for each month shown alongside June's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how June's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec4.74.75.24.44.24.1 m/s3.53.33.94.44.64.6
Data source: New Castle June wind data, generated using information from the Copernicus Climate Change Service.

How June Weather in New Castle Compares to Other Months

The weather in New Castle changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of June'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.

June and January present contrasting weather conditions. In June, temperatures range from a cool 8°C (47°F) at night to a warm 30°C (86°F) during the day, with an average of 18°C (65°F). The month experiences a moderate amount of rainfall, with approximately 88 mm (3.5 in) of precipitation over about 10 days and humidity levels averaging 72%. In stark contrast, January features significantly lower temperatures, with a minimum of -19°C (-2°F) and a maximum of only 17°C (64°F), resulting in an average temperature of -1°C (30°F). Precipitation is slightly less in January at 79 mm (3.1 in) over 8 days, along with higher humidity levels at 86%. For more details, check out New Castle weather in January.

June and February present stark contrasts in weather patterns. June typically boasts milder temperatures, ranging from a minimum of 8°C (47°F) to a maximum of 30°C (86°F), with an average of 18°C (65°F). In contrast, February experiences much colder conditions, with temperatures dipping as low as -16°C (4°F) and averaging around 0°C (32°F). While both months see notable precipitation, June receives about 88 mm (3.5 in) over 10 days and February slightly more with 98 mm (3.9 in) across 11 days. Additionally, humidity levels are higher in February at 84%, compared to 72% in June. For more detailed weather insights, check out New Castle weather in February.

When comparing the weather in June and March, it's clear that June offers significantly warmer temperatures, with an average of 18°C (65°F) compared to March's chilly average of 2°C (36°F). June experiences a broader temperature range, reaching up to 30°C (86°F), while March peaks at a milder 17°C (63°F). Despite both months receiving similar amounts of precipitation, with June at 88 mm (3.5 in) and March at 94 mm (3.7 in), March tends to maintain higher humidity levels at 82%, compared to June's 72%. For a deeper look into March conditions, you can visit New Castle weather in March.

When comparing the weather in June and April, it's evident that June brings warmer temperatures, with an average of 18°C (65°F) compared to April's cooler average of 8°C (46°F). While June can reach maximum temperatures of 30°C (86°F), April’s highs are more moderate at 24°C (76°F). However, April tends to experience more precipitation, with 143 mm (5.6 in) over 13 days, whereas June has 88 mm (3.5 in) spread across 10 days. Additionally, June's humidity is slightly lower at 72% compared to April's 80%, making for a more comfortable feel as the summer approaches. For those interested in more detailed climate information, you can visit New Castle weather in April.

In comparing the weather of June and May, June typically experiences warmer temperatures, with a minimum of 8°C (47°F) and an average of 18°C (65°F), while May has a cooler minimum of 2°C (37°F) and an average of 13°C (55°F). The maximum temperatures also rise in June, reaching up to 30°C (86°F) compared to May's peak of 27°C (82°F). Precipitation levels are slightly higher in June at 88 mm (3.5 in) over 10 days, while May sees 83 mm (3.3 in) spread across 11 days, indicating a similar pattern of rainy days. Both months maintain a consistent humidity of 72%. For more detailed information about weather conditions in May, visit New Castle weather in May.

June and July present distinct weather patterns. In June, temperatures range from a cooler minimum of 8°C (47°F) to an average of 18°C (65°F), peaking at a maximum of 30°C (86°F). The month experiences significant rainfall, totaling 88 mm (3.5 in) over approximately 10 days, with a humidity level of 72%. In contrast, July brings warmer temperatures, with a minimum of 13°C (56°F), an average of 22°C (71°F), and a maximum of 31°C (88°F). However, July experiences more precipitation, amounting to 123 mm (4.8 in) over 12 days, despite slightly lower humidity at 67%. For a closer look at July's weather, you can visit New Castle weather in July.

When comparing the weather between June and August, June generally features a wider temperature range, with minimums dropping to around 8°C (47°F) and maximums reaching up to 30°C (86°F). In contrast, August's temperatures are milder, with a minimum of 13°C (55°F) and a comparable maximum of 31°C (88°F). Both months experience relatively high humidity, though August is slightly lower at 66% compared to June's 72%. Precipitation in June is also higher at 88 mm (3.5 in) over 10 days, while August sees less rain, totaling 71 mm (2.8 in) over 9 days. For more specific information on August weather conditions, you can refer to New Castle weather in August.

In June, the weather showcases a wider temperature range, with minimums starting at 8°C (47°F) and maximums reaching up to 30°C (86°F), while September's temperatures are slightly lower, with a minimum of 7°C (46°F) and the same maximum of 30°C (86°F). Both months have an average temperature of 18°C (65°F), indicating similar warmth. However, June experiences a bit more precipitation at 88 mm (3.5 in) over 10 days compared to September's 78 mm (3.1 in) spread over just 8 days. Humidity levels are almost identical, with June at 72% and September at 71%. For more detailed weather insights, you can check New Castle weather in September.

June and October showcase quite different weather patterns. In June, temperatures range from a pleasant minimum of 8°C (47°F) to a maximum of 30°C (86°F), with an average of 18°C (65°F). The month sees about 88 mm (3.5 in) of precipitation over approximately 10 days, and humidity levels are comfortable at around 72%.

In contrast, October experiences cooler temperatures, with a minimum of 1°C (34°F) and a maximum of 25°C (78°F), averaging 13°C (56°F). It also receives more rain, totaling 142 mm (5.6 in) across 11 days, and the humidity rises slightly to 78%. For those interested in the specifics of October weather in New Castle, detailed information can be found here: New Castle weather in October.

June and November exhibit striking contrasts in weather conditions. June typically enjoys milder temperatures, with an average of 18°C (65°F) and a maximum reaching up to 30°C (86°F), while November's temperatures are significantly cooler, averaging just 6°C (43°F), with lows dipping to -12°C (11°F). Additionally, June experiences slightly less precipitation at 88 mm (3.5 in) across about 10 days, in comparison to November's 108 mm (4.3 in) over 11 days, making it a wetter month. Humidity levels are higher in November at 84%, compared to June’s average of 72%. For more detailed insights, check out the New Castle weather in November.

June and December present stark contrasts in weather patterns. In June, temperatures range from a mild 8°C (47°F) to a warm 30°C (86°F), with an average of 18°C (65°F) and relatively moderate humidity at 72%. Precipitation occurs over about 10 days, totaling 88 mm (3.5 in). In contrast, December experiences much colder conditions, featuring temperatures between -19°C (-1°F) and a maximum of 15°C (59°F), with an average around 1°C (34°F). The month is wetter than June, with precipitation reaching 133 mm (5.2 in), also distributed over 10 days, and humidity higher at 81%. For more details, visit New Castle weather in December.

Compare New Castle's Climate with Cities Worldwide

Conclusion: What to Expect From June Weather in New Castle

As June arrives in New Castle, the weather transitions to a vibrant and inviting summer atmosphere, offering a delightful contrast to the cooler months. With warmer average temperatures and longer days, residents and visitors alike can enjoy more outdoor activities despite some occasional rainfall. The increased humidity contributes to a lush environment, giving life to nature all around. Compared to the chill of previous months, June stands out with its pleasant warmth, making it an ideal time to explore the beautiful surroundings. For a deeper dive into the climate trends in New Castle, check out New Castle Climate.