Last updated: June 24, 2025
In June, the average temperature in Mason City, United States hovers around 22°C (72°F). Expect a minimum of 8°C (47°F) and a scorching maximum of 36°C (97°F). During this month, 132 mm (5.2 in) of precipitation may occur over approximately 13 days, accompanied by an average humidity of 80%. Stay prepared for a mix of warmth and showers!
In June in Mason City, the average temperature is 22°C (72°F), with maximums reaching 36°C (97°F) and minimums dropping as low as 8°C (47°F). This weather makes it an ideal time for outdoor activities and exploring the local attractions while enjoying comfortable temperatures.
In Mason City in June, the precipitation amount is 132 mm (5.2 in) over the course of 13 days.
In Mason City in June humidity is 80%. With an average temperature of 22°C (72°F), this humidity feels like a warm, enveloping blanket that can quickly sap your energy while traveling, making you feel sticky and uncomfortable if you're not prepared.
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.
UV Risk Categories
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.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -8°C (19°F) | 36 mm (1.4 inches) | 82% | moderate |
| February Weather | -8°C (18°F) | 47 mm (1.9 inches) | 84% | moderate |
| March Weather | 1°C (35°F) | 71 mm (2.8 inches) | 80% | moderate |
| April Weather | 7°C (45°F) | 80 mm (3.1 inches) | 81% | very high |
| May Weather | 15°C (60°F) | 159 mm (6.3 inches) | 74% | very high |
| June Weather | 22°C (72°F) | 132 mm (5.2 inches) | 80% | extreme |
| July Weather | 23°C (74°F) | 98 mm (3.8 inches) | 80% | very high |
| August Weather | 21°C (71°F) | 118 mm (4.7 inches) | 77% | very high |
| September Weather | 18°C (65°F) | 108 mm (4.2 inches) | 75% | very high |
| October Weather | 10°C (49°F) | 112 mm (4.4 inches) | 80% | moderate |
| November Weather | 1°C (35°F) | 49 mm (1.9 inches) | 87% | moderate |
| December Weather | -3°C (27°F) | 35 mm (1.4 inches) | 83% | moderate |