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June Weather in Winthrop Harbor, United States

Last updated: June 24, 2025

In June, the average temperature in Winthrop Harbor, United States hovers around 15°C (59°F), with a range that can dip as low as 7°C (44°F) and peak at 25°C (78°F). Expect a total precipitation of 96 mm (3.8 in) spread over 10 days, contributing to a notably 80% average humidity. Prepare for a mix of mild warmth and refreshing showers!

June Temperature in Winthrop Harbor

In June in Winthrop Harbor, the average temperature is 15°C (59°F). Maximum can reach 25°C (78°F) and minimum can be as low as 7°C (44°F). This mild climate makes Winthrop Harbor an ideal destination for outdoor activities and exploring the local attractions.

June Weather in Winthrop Harbor: Daily Temperature Highs, Lows, and Averages

The chart illustrates June temperature patterns in Winthrop Harbor, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Winthrop Harbor, June typically has an average temperature of 15°C (59°F), with highs reaching up to 25°C (78°F) and lows dropping to around 7°C (44°F).
JanFebMarAprMayJunJulAugSepOctNovDec282835404859697166544034
Data source: Temperature data for Winthrop Harbor 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 Winthrop Harbor

In Winthrop Harbor in June, the total precipitation amount is 96 mm (3.8 in) over a span of 10 days.

June Precipitation Trends in Winthrop Harbor

The chart displays monthly precipitation patterns in Winthrop Harbor, 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 Winthrop Harbor, June typically receives around 96 mm (3.8 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec787980116156966258841507168
Data source: Precipitation data for June generated using information from the Copernicus Climate Change Service.
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June Humidity in Winthrop Harbor

In Winthrop Harbor in June, humidity is 80%. With an average temperature of 15°C (59°F), this humidity feels like a warm blanket enveloping you, making outdoor activities slightly uncomfortable and necessitating frequent breaks to stay hydrated.

June Average Humidity in Winthrop Harbor

This chart illustrates the average monthly humidity levels in Winthrop Harbor, 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 Winthrop Harbor is approximately 80%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec85%85%85%85%78%80%78%76%79%83%88%82%
Data source: Humidity data for June generated using information from the Copernicus Climate Change Service.

June UV Index in Winthrop Harbor

In Winthrop Harbor 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 Winthrop Harbor.

Maximum UV Index Levels in Winthrop Harbor for June

The chart shows the monthly maximum UV Index (UVI) for Winthrop Harbor 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 Winthrop Harbor typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec24689101098532
Data source: Winthrop Harbor 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 Winthrop Harbor Compares to Other Months

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

This table compares monthly weather conditions in Winthrop Harbor, showing how June’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-2°C (28°F)78 mm (3.1 inches)85%low
February Weather-2°C (28°F)79 mm (3.1 inches)85%moderate
March Weather1°C (35°F)80 mm (3.1 inches)85%high
April Weather4°C (40°F)116 mm (4.6 inches)85%very high
May Weather9°C (48°F)155 mm (6.1 inches)78%very high
June Weather15°C (59°F)96 mm (3.8 inches)80%very high
July Weather21°C (69°F)62 mm (2.4 inches)78%very high
August Weather22°C (71°F)58 mm (2.3 inches)76%very high
September Weather19°C (66°F)83 mm (3.3 inches)79%very high
October Weather12°C (55°F)150 mm (5.9 inches)83%moderate
November Weather5°C (41°F)70 mm (2.8 inches)88%moderate
December Weather1°C (35°F)68 mm (2.7 inches)81%low

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