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June Weather in Wilmington, United States

Last updated: June 24, 2025

In Wilmington, United States, the average temperature in June is a comfortable 17°C (63°F). However, temperatures can vary significantly, with a minimum of 1°C (34°F) and a maximum of 33°C (91°F). Expect around 105 mm (4.1 in) of precipitation spread over 13 days, alongside an average humidity of 74%. Plan accordingly to enjoy your visit!

June Temperature in Wilmington

In June in Wilmington, the average temperature is 17°C (63°F). Maximums can reach 33°C (91°F) and minimums can be as low as 1°C (34°F). Be sure to pack layers to accommodate the wide temperature range while exploring.

June Weather in Wilmington: Daily Temperature Highs, Lows, and Averages

The chart illustrates June temperature patterns in Wilmington, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Wilmington, June typically has an average temperature of 17°C (63°F), with highs reaching up to 33°C (91°F) and lows dropping to around 1°C (34°F).
JanFebMarAprMayJunJulAugSepOctNovDec182128415463696759483424
Data source: Temperature data for Wilmington 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 Wilmington

In Wilmington in June, the precipitation amount is 105 mm (4.1 in) over the course of 13 days.

June Precipitation Trends in Wilmington

The chart displays monthly precipitation patterns in Wilmington, 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. In Wilmington, June typically receives around 105 mm (4.1 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec81837811396105115976714310378
Data source: Precipitation data for June generated using information from the Copernicus Climate Change Service.
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June Humidity in Wilmington

In Wilmington in June, humidity is 74%. With an average temperature of 17°C (63°F), this humidity feels like a gentle embrace, making outdoor exploration comfortable yet slightly enveloped in warmth, perfect for leisurely strolls but requiring ample hydration for prolonged activities.

June Average Humidity in Wilmington

This chart illustrates the average monthly humidity levels in Wilmington, with June’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In June, average humidity in Wilmington is approximately 74%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec93%92%86%85%80%74%76%75%78%86%89%89%
Data source: Humidity data for June generated using information from the Copernicus Climate Change Service.

June UV Index in Wilmington

In Wilmington in June, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in Wilmington.

Maximum UV Index Levels in Wilmington for June

The chart shows the monthly maximum UV Index (UVI) for Wilmington 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. In June, the maximum UV index in Wilmington typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec2458910997532
Data source: Wilmington 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.

How June Weather in Wilmington Compares to Other Months

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

This table compares monthly weather conditions in Wilmington, showing how June’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-8°C (19°F)81 mm (3.2 inches)93%low
February Weather-6°C (21°F)83 mm (3.3 inches)92%moderate
March Weather-2°C (28°F)78 mm (3.1 inches)86%moderate
April Weather5°C (41°F)113 mm (4.4 inches)85%very high
May Weather12°C (55°F)96 mm (3.8 inches)80%very high
June Weather17°C (63°F)105 mm (4.1 inches)74%very high
July Weather21°C (69°F)115 mm (4.5 inches)76%very high
August Weather19°C (67°F)97 mm (3.8 inches)75%very high
September Weather15°C (60°F)67 mm (2.7 inches)78%high
October Weather9°C (48°F)143 mm (5.6 inches)86%moderate
November Weather1°C (34°F)102 mm (4.0 inches)88%moderate
December Weather-4°C (25°F)78 mm (3.1 inches)89%low

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