Last updated: June 24, 2025
In January, the average temperature in Frontenac, United States is a chilly 2°C (36°F). Expect a wide temperature range with minimums plummeting to -19°C (-2°F) and peaks reaching up to 20°C (69°F). This month sees an average precipitation of 66 mm (2.6 in) spread over 7 days, while the average humidity lingers at a damp 81%.
In January in Frontenac, the average temperature is 2°C (36°F). Maximums can reach 20°C (68°F), while minimums can drop as low as -19°C (-2°F). Be prepared for a wide range of temperatures when traveling during this time.
In Frontenac in January, the precipitation amount is 66 mm (2.6 in) over a period of 7 days.
In Frontenac in January humidity is 81%. With an average temperature of 2°C (36°F), this humidity feels like a chilly dampness that seeps into your bones, making travel uncomfortable and necessitating extra layers to stay warm and dry.
In Frontenac 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 Frontenac, you can check the information here.
UV Risk Categories
Weather in Frontenac varies notably across the year, with each month offering distinct climate conditions. This page compares January’s weather to other months in Frontenac, focusing on differences in temperature, rainfall, humidity, and UV levels.
Temperature | Precipitation | Humidity | UV | |
---|---|---|---|---|
January Weather | 2°C (36°F) | 66 mm (2.6 inches) | 81% | moderate |
February Weather | 3°C (38°F) | 62 mm (2.4 inches) | 78% | moderate |
March Weather | 10°C (50°F) | 126 mm (5.0 inches) | 76% | high |
April Weather | 14°C (57°F) | 129 mm (5.1 inches) | 78% | very high |
May Weather | 20°C (68°F) | 199 mm (7.8 inches) | 83% | very high |
June Weather | 25°C (78°F) | 100 mm (4.0 inches) | 83% | extreme |
July Weather | 27°C (81°F) | 103 mm (4.0 inches) | 78% | extreme |
August Weather | 26°C (79°F) | 121 mm (4.8 inches) | 68% | very high |
September Weather | 23°C (74°F) | 90 mm (3.5 inches) | 64% | very high |
October Weather | 15°C (60°F) | 119 mm (4.7 inches) | 70% | high |
November Weather | 8°C (47°F) | 51 mm (2.0 inches) | 83% | moderate |
December Weather | 5°C (42°F) | 38 mm (1.5 inches) | 87% | moderate |