Last updated: June 24, 2025
In Porcupine, United States, the average temperature for December hovers around -1°C (30°F). Expect a chilly range, with minimums plummeting to -22°C (-7°F) and maximums reaching a mild 22°C (71°F). During this month, you can anticipate 29 mm (1.1 in) of precipitation spread across 5 days, all while experiencing an average humidity of 73%. Stay prepared for a mix of winter chill and occasional warmth!
In December in Porcupine, the average temperature is -1°C (30°F). Maximum temperatures can reach 22°C (71°F), while minimums can drop as low as -22°C (-7°F). Be prepared for a wide range of temperatures when traveling to Porcupine this month.
In Porcupine in December, the total precipitation amount is 29 mm (1.1 in) recorded over a span of 5 days.
In Porcupine in December humidity is 73%. With an average temperature of -1°C (30°F), this humidity feels like a dense chill that seeps into your clothes, making outdoor activities feel much colder than the actual temperature suggests, so it’s essential to layer up for a comfortable travel experience.
In Porcupine in December, 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 Porcupine, you can check the information here.
UV Risk Categories
Weather in Porcupine varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Porcupine, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -3°C (26°F) | 18 mm (0.7 inches) | 74% | moderate |
| February Weather | -5°C (23°F) | 25 mm (1.0 inches) | 79% | moderate |
| March Weather | 3°C (37°F) | 59 mm (2.3 inches) | 65% | high |
| April Weather | 6°C (44°F) | 65 mm (2.6 inches) | 69% | very high |
| May Weather | 13°C (56°F) | 124 mm (4.9 inches) | 75% | very high |
| June Weather | 21°C (70°F) | 53 mm (2.1 inches) | 84% | extreme |
| July Weather | 24°C (76°F) | 61 mm (2.4 inches) | 84% | extreme |
| August Weather | 22°C (73°F) | 42 mm (1.6 inches) | 83% | very high |
| September Weather | 18°C (65°F) | 51 mm (2.0 inches) | 72% | very high |
| October Weather | 8°C (47°F) | 44 mm (1.7 inches) | 68% | moderate |
| November Weather | 4°C (39°F) | 17 mm (0.7 inches) | 75% | moderate |
| December Weather | -1°C (30°F) | 29 mm (1.1 inches) | 73% | moderate |