Last updated: June 24, 2025
In January, the average temperature in Unionville, United States hovers around 5°C (42°F), offering a cool atmosphere. Expect a minimum chill of -14°C (7°F) and a maximum reach of 24°C (75°F). With around 115 mm (4.5 in) of precipitation spread over 10 days, staying dry might be a challenge. Humidity levels tend to be high at 87%, adding to the overall ambiance of the season.
In January in Unionville, the average temperature is 5°C (42°F), with maximums reaching 24°C (75°F) and minimums plummeting to -14°C (7°F). Travelers should be prepared for a wide range of temperatures and pack accordingly.
In Unionville in January, the precipitation amount is 115 mm (4.5 in) over a span of 10 days.
In Unionville in January humidity is 87%. With an average temperature of 5°C (42°F), this humidity feels like a damp chill that seeps into your bones, making outdoor activities less enjoyable and travel less inviting as the air becomes heavy and oppressive.
In Unionville in January, the maximum UV index is 3, which corresponds to a moderate Exposure Category. The time to burn is approximately 30 minutes. For more details on the hourly UV index in Unionville, you can check the information here.
UV Risk Categories
Weather in Unionville varies notably across the year, with each month offering distinct climate conditions. This page compares January’s weather to other months in Unionville, focusing on differences in temperature, rainfall, humidity, and UV levels.
Temperature | Precipitation | Humidity | UV | |
---|---|---|---|---|
January Weather | 5°C (42°F) | 115 mm (4.5 inches) | 87% | moderate |
February Weather | 8°C (47°F) | 188 mm (7.4 inches) | 87% | high |
March Weather | 12°C (54°F) | 180 mm (7.1 inches) | 85% | very high |
April Weather | 15°C (60°F) | 156 mm (6.1 inches) | 82% | very high |
May Weather | 21°C (70°F) | 115 mm (4.5 inches) | 83% | very high |
June Weather | 25°C (76°F) | 138 mm (5.4 inches) | 82% | extreme |
July Weather | 26°C (80°F) | 143 mm (5.6 inches) | 78% | extreme |
August Weather | 25°C (78°F) | 115 mm (4.5 inches) | 67% | very high |
September Weather | 23°C (74°F) | 117 mm (4.6 inches) | 64% | very high |
October Weather | 18°C (64°F) | 122 mm (4.8 inches) | 74% | high |
November Weather | 10°C (49°F) | 76 mm (3.0 inches) | 87% | moderate |
December Weather | 8°C (46°F) | 147 mm (5.8 inches) | 88% | moderate |