Last updated: June 24, 2025
In December, the average temperature in Rose City, United States is a mild 14°C (58°F). However, be prepared for a range: temperatures can dip to a chilly -1°C (31°F) or rise to a warm 27°C (80°F). Expect about 140 mm (5.5 in) of precipitation over 10 days, and with an average humidity of 83%, it’s best to pack accordingly for a pleasantly damp experience!
In December in Rose City, the average temperature is 14°C (58°F). Maximum temperatures can reach 27°C (80°F), while minimums can dip as low as -1°C (31°F). Travelers should be prepared for a wide range of temperatures during this time.
In Rose City in December, the total precipitation amount is 140 mm (5.5 in) spread over a period of 10 days.
In Rose City in December, humidity is 83%. With an average temperature of 14°C (58°F), this humidity feels like a thick blanket enveloping you, making exploration feel heavier and sweatier, so be prepared for a slower pace while traveling.
In Rose City in December, the maximum UV index reaches 5, which corresponds to a moderate Exposure Category. Under these conditions, the estimated time to burn is approximately 30 minutes. For more details, you can check the Hourly UV Index in Rose City.
UV Risk Categories
Weather in Rose City varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Rose City, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 12°C (54°F) | 98 mm (3.8 inches) | 79% | moderate |
| February Weather | 14°C (58°F) | 90 mm (3.5 inches) | 80% | very high |
| March Weather | 18°C (65°F) | 76 mm (3.0 inches) | 78% | very high |
| April Weather | 21°C (69°F) | 125 mm (4.9 inches) | 81% | extreme |
| May Weather | 25°C (77°F) | 189 mm (7.4 inches) | 79% | extreme |
| June Weather | 27°C (82°F) | 181 mm (7.1 inches) | 75% | extreme |
| July Weather | 28°C (83°F) | 153 mm (6.0 inches) | 74% | extreme |
| August Weather | 28°C (83°F) | 228 mm (9.0 inches) | 73% | extreme |
| September Weather | 27°C (80°F) | 202 mm (8.0 inches) | 75% | very high |
| October Weather | 22°C (73°F) | 143 mm (5.6 inches) | 75% | very high |
| November Weather | 16°C (62°F) | 74 mm (2.9 inches) | 79% | high |
| December Weather | 14°C (58°F) | 140 mm (5.5 inches) | 83% | moderate |