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June Weather in Stephenville, United States

Last updated: June 24, 2025

In June, the average temperature in Stephenville, United States is a warm 28°C (82°F), with the mercury dipping as low as 15°C (59°F) and soaring up to a sizzling 39°C (103°F). During this month, expect about 64 mm (2.5 in) of precipitation spread over 9 days, contributing to an average humidity of 80%. Stay hydrated and enjoy the tropical vibes!

June Temperature in Stephenville

In June, in Stephenville, the average temperature is 28°C (82°F). The maximum can reach 39°C (103°F), while the minimum can drop to as low as 15°C (59°F). Be prepared for warm days but cooler nights when traveling during this time.

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

The chart illustrates June temperature patterns in Stephenville, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Stephenville, June typically has an average temperature of 28°C (82°F), with highs reaching up to 39°C (103°F) and lows dropping to around 15°C (59°F).
JanFebMarAprMayJunJulAugSepOctNovDec474960667482858578675651
Data source: Temperature data for Stephenville 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 Stephenville

In Stephenville in June, the precipitation amount is 64 mm (2.5 in) over a span of 9 days.

June Precipitation Trends in Stephenville

The chart displays monthly precipitation patterns in Stephenville, 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 Stephenville, June typically receives around 64 mm (2.5 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec42708273109644373861003737
Data source: Precipitation data for June generated using information from the Copernicus Climate Change Service.
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June Humidity in Stephenville

In Stephenville in June, humidity is 80%. With an average temperature of 28°C (82°F), this humidity feels like a warm, thick blanket enveloping you, making outdoor activities sweaty and demanding frequent breaks in the shade while traveling.

June Average Humidity in Stephenville

This chart illustrates the average monthly humidity levels in Stephenville, 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 Stephenville is approximately 80%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec77%76%74%75%80%80%75%67%64%70%82%85%
Data source: Humidity data for June generated using information from the Copernicus Climate Change Service.

June UV Index in Stephenville

In Stephenville in June, the maximum UV index reaches 11, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's essential to take precautions. For more details, you can check the Hourly UV Index in Stephenville.

Maximum UV Index Levels in Stephenville for June

The chart shows the monthly maximum UV Index (UVI) for Stephenville 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 Stephenville typically reaches 11, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec478101111111110864
Data source: Stephenville 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 Stephenville Compares to Other Months

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

This table compares monthly weather conditions in Stephenville, showing how June’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather8°C (47°F)41 mm (1.6 inches)77%moderate
February Weather9°C (49°F)69 mm (2.7 inches)76%high
March Weather16°C (60°F)82 mm (3.2 inches)74%very high
April Weather19°C (66°F)73 mm (2.9 inches)75%very high
May Weather24°C (75°F)109 mm (4.3 inches)80%extreme
June Weather28°C (82°F)64 mm (2.5 inches)80%extreme
July Weather30°C (86°F)43 mm (1.7 inches)75%extreme
August Weather29°C (85°F)73 mm (2.9 inches)67%extreme
September Weather26°C (79°F)86 mm (3.4 inches)64%very high
October Weather20°C (67°F)100 mm (3.9 inches)70%very high
November Weather14°C (57°F)37 mm (1.5 inches)82%high
December Weather11°C (52°F)37 mm (1.5 inches)85%moderate

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