Last updated: June 24, 2025
In August, the average temperature in Winona, United States hovers around 29°C (84°F), providing a warm and inviting climate. Expect minimums of 18°C (65°F) and maximums reaching 39°C (103°F), perfect for both lounging and exploring. With an average humidity of 66%, the air carries a pleasant warmth, while 75 mm (3.0 in) of precipitation over 9 days ensures the landscape remains lush and vibrant. Embrace the beauty of Winona this August!
In August in Winona, the average temperature is 29°C (84°F). Maximums can reach 39°C (103°F) and minimums can be as low as 18°C (65°F). Be prepared for warm days and mild evenings, making it an ideal time for outdoor activities and exploring the local attractions.
In Winona in August, the precipitation amount is 75 mm (3.0 in) distributed over 9 days.
In Winona in August, humidity is 66%. With an average temperature of 29°C (84°F), this humidity feels like a warm and sticky embrace that can make outdoor activities quite uncomfortable, often prompting travelers to seek shade or relief in air-conditioned spaces.
In Winona in August, 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 Winona.
UV Risk Categories
Weather in Winona varies notably across the year, with each month offering distinct climate conditions. This page compares August’s weather to other months in Winona, focusing on differences in temperature, rainfall, humidity, and UV levels.
Temperature | Precipitation | Humidity | UV | |
---|---|---|---|---|
January Weather | 9°C (48°F) | 110 mm (4.3 inches) | 80% | moderate |
February Weather | 10°C (50°F) | 150 mm (5.9 inches) | 79% | high |
March Weather | 16°C (61°F) | 129 mm (5.1 inches) | 78% | very high |
April Weather | 18°C (65°F) | 145 mm (5.7 inches) | 78% | very high |
May Weather | 23°C (74°F) | 160 mm (6.3 inches) | 81% | extreme |
June Weather | 27°C (81°F) | 109 mm (4.3 inches) | 78% | extreme |
July Weather | 29°C (84°F) | 86 mm (3.4 inches) | 73% | extreme |
August Weather | 29°C (84°F) | 75 mm (3.0 inches) | 66% | extreme |
September Weather | 26°C (79°F) | 98 mm (3.9 inches) | 65% | very high |
October Weather | 20°C (69°F) | 104 mm (4.1 inches) | 72% | very high |
November Weather | 14°C (57°F) | 69 mm (2.7 inches) | 82% | high |
December Weather | 11°C (53°F) | 120 mm (4.7 inches) | 87% | moderate |