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June Weather in Mason City, United States

Last updated: June 24, 2025

In June, the average temperature in Mason City, United States is a comfortable 24°C (75°F). Expect a range with a minimum of 11°C (51°F) and a maximum of 34°C (94°F). During this period, you can anticipate approximately 136 mm (5.4 in) of precipitation over the course of 11 days, accompanied by an average humidity of 82%.

June Temperature in Mason City

In June in Mason City, the average temperature is 24°C (75°F). Maximums can reach 34°C (94°F), while minimums can drop as low as 11°C (51°F). This mild climate makes Mason City an ideal destination for travelers looking to enjoy pleasant weather and a variety of outdoor activities.

June Weather in Mason City: Daily Temperature Highs, Lows, and Averages

The chart illustrates June temperature patterns in Mason City, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Mason City, June typically has an average temperature of 24°C (75°F), with highs reaching up to 34°C (94°F) and lows dropping to around 11°C (51°F).
JanFebMarAprMayJunJulAugSepOctNovDec283143526575777470574135
Data source: Temperature data for Mason City 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 Mason City

In Mason City in June, the total precipitation amount reaches 136 mm (5.4 in) over the course of 11 days.

June Precipitation Trends in Mason City

The chart displays monthly precipitation patterns in Mason City, 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 Mason City, June typically receives around 136 mm (5.4 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec666812312015613611797681146353
Data source: Precipitation data for June generated using information from the Copernicus Climate Change Service.
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June Humidity in Mason City

In Mason City in June, humidity is 82%. With an average temperature of 24°C (75°F), this humidity feels like a warm embrace, making travel feel sticky and heavy on the skin, often requiring more frequent breaks and hydration.

June Average Humidity in Mason City

This chart illustrates the average monthly humidity levels in Mason City, 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 Mason City is approximately 82%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec82%83%84%85%79%82%80%81%80%82%88%84%
Data source: Humidity data for June generated using information from the Copernicus Climate Change Service.

June UV Index in Mason City

In Mason City 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 Mason City.

Maximum UV Index Levels in Mason City for June

The chart shows the monthly maximum UV Index (UVI) for Mason City 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 Mason City typically reaches 11, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec357810111098642
Data source: Mason City 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 Mason City Compares to Other Months

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

This table compares monthly weather conditions in Mason City, showing how June’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-2°C (28°F)66 mm (2.6 inches)82%moderate
February Weather-1°C (31°F)67 mm (2.7 inches)83%moderate
March Weather6°C (43°F)123 mm (4.8 inches)84%high
April Weather11°C (52°F)120 mm (4.7 inches)85%very high
May Weather18°C (65°F)156 mm (6.1 inches)79%very high
June Weather24°C (75°F)136 mm (5.4 inches)82%extreme
July Weather25°C (78°F)117 mm (4.6 inches)80%very high
August Weather24°C (75°F)97 mm (3.8 inches)81%very high
September Weather21°C (71°F)68 mm (2.7 inches)80%very high
October Weather14°C (57°F)114 mm (4.5 inches)82%high
November Weather5°C (42°F)63 mm (2.5 inches)88%moderate
December Weather2°C (36°F)53 mm (2.1 inches)84%low

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