Last updated: June 24, 2025
In December, the average temperature in Onaway, United States hovers around -3°C (27°F), though it can dip as low as -28°C (-17°F) or rise to a mild 16°C (61°F). Expect 65 mm (2.5 in) of precipitation spread over 13 days, contributing to an average humidity of 89%. Be prepared for a chilly and damp month!
In December in Onaway, the average temperature is -3°C (27°F), with maximums reaching 16°C (61°F) and minimums dropping as low as -28°C (-17°F). Travelers should be prepared for a wide range of temperatures during this month, ensuring they pack accordingly for both chilly and milder conditions.
In Onaway in December, the total precipitation amount is 65 mm (2.5 in) over a span of 13 days.
In Onaway in December, humidity is 89%. With an average temperature of -3°C (27°F), this humidity feels like a biting chill that seeps into your bones, making outdoor activities uncomfortable and breath a visible frost as you navigate through the wintery landscape.
In Onaway in December, the maximum UV index is 2, which corresponds to a low exposure category. With this level of UV radiation, the time to burn is approximately 45 minutes. To learn more about the hourly UV index in Onaway, you can visit Hourly UV Index in Onaway.
UV Risk Categories
Weather in Onaway varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Onaway, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -7°C (20°F) | 49 mm (1.9 inches) | 92% | low |
| February Weather | -7°C (21°F) | 57 mm (2.2 inches) | 91% | moderate |
| March Weather | -1°C (30°F) | 58 mm (2.3 inches) | 87% | moderate |
| April Weather | 5°C (41°F) | 95 mm (3.8 inches) | 85% | high |
| May Weather | 13°C (55°F) | 99 mm (3.9 inches) | 79% | very high |
| June Weather | 19°C (66°F) | 103 mm (4.0 inches) | 75% | very high |
| July Weather | 21°C (71°F) | 90 mm (3.6 inches) | 75% | very high |
| August Weather | 20°C (68°F) | 98 mm (3.9 inches) | 75% | very high |
| September Weather | 16°C (61°F) | 75 mm (2.9 inches) | 79% | high |
| October Weather | 9°C (49°F) | 124 mm (4.9 inches) | 85% | moderate |
| November Weather | 1°C (35°F) | 66 mm (2.6 inches) | 88% | moderate |
| December Weather | -3°C (27°F) | 65 mm (2.5 inches) | 89% | low |