Last updated: June 24, 2025
In Onalaska, United States, the average temperature in June hovers around 15°C (60°F), offering a comfortable climate for outdoor activities. However, temperatures can vary significantly, ranging from a cool 5°C (42°F) to a sweltering 44°C (111°F). During this month, expect about 62 mm (2.4 in) of precipitation spread across 9 days, with an average humidity level of 84%. It's an intriguing blend of warmth and moisture that characterizes this time of year!
In June in Onalaska, the average temperature is 15°C (60°F), with maximums reaching up to 44°C (111°F) and minimums dropping as low as 5°C (42°F). Be prepared for a range of weather conditions when traveling to Onalaska during this time.
In Onalaska in June, the precipitation amount is 62 mm (2.4 in) over the course of 9 days.
In Onalaska in June humidity is 84%. With an average temperature of 15°C (60°F), this humidity feels like a warm blanket wrapped around you, making outdoor exploration feel stifling and sticky, while creating a heavy air that may slow your pace and dampen your enthusiasm for sightseeing.
In Onalaska 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 Onalaska.
UV Risk Categories
Weather in Onalaska varies notably across the year, with each month offering distinct climate conditions. This page compares June’s weather to other months in Onalaska, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 5°C (41°F) | 188 mm (7.4 inches) | 86% | low |
| February Weather | 4°C (39°F) | 196 mm (7.7 inches) | 84% | moderate |
| March Weather | 6°C (44°F) | 151 mm (5.9 inches) | 85% | moderate |
| April Weather | 9°C (49°F) | 129 mm (5.1 inches) | 83% | high |
| May Weather | 13°C (55°F) | 80 mm (3.2 inches) | 84% | very high |
| June Weather | 15°C (60°F) | 62 mm (2.4 inches) | 84% | very high |
| July Weather | 18°C (65°F) | 12 mm (0.5 inches) | 82% | very high |
| August Weather | 19°C (66°F) | 15 mm (0.6 inches) | 73% | very high |
| September Weather | 16°C (60°F) | 86 mm (3.4 inches) | 74% | high |
| October Weather | 10°C (50°F) | 149 mm (5.9 inches) | 83% | moderate |
| November Weather | 7°C (44°F) | 187 mm (7.3 inches) | 86% | moderate |
| December Weather | 4°C (40°F) | 202 mm (8.0 inches) | 87% | low |