Last updated: June 24, 2025
In December, the average temperature in Platte City, United States hovers around 3°C (37°F). Expect a temperature range that can dip to a brisk -19°C (-1°F) or rise to a warm 23°C (73°F). You'll want to be prepared for 34 mm (1.4 in) of precipitation over 4 days, with an average humidity of 86% adding to the chill in the air.
In December in Platte City, the average temperature is 3°C (37°F), with maximums reaching 23°C (73°F) and minimums dropping as low as -19°C (-1°F). Travelers should be prepared for a wide range of temperatures, from mild days to potentially frigid nights.
In Platte City in December, the total precipitation amount is 34 mm (1.4 in) spread over a period of 4 days.
In Platte City in December humidity is 86%. With an average temperature of 3°C (37°F), this humidity feels like a damp chill that seeps into your bones, making outdoor activities uncomfortable and travel less enjoyable.
In Platte City 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 Platte City, you can check the information here.
UV Risk Categories
Weather in Platte City varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Platte City, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -1°C (31°F) | 50 mm (2.0 inches) | 80% | moderate |
| February Weather | 0°C (32°F) | 34 mm (1.3 inches) | 78% | moderate |
| March Weather | 8°C (46°F) | 93 mm (3.7 inches) | 75% | high |
| April Weather | 12°C (54°F) | 83 mm (3.3 inches) | 77% | very high |
| May Weather | 19°C (66°F) | 202 mm (7.9 inches) | 82% | very high |
| June Weather | 25°C (77°F) | 98 mm (3.9 inches) | 83% | extreme |
| July Weather | 26°C (80°F) | 98 mm (3.9 inches) | 81% | extreme |
| August Weather | 25°C (77°F) | 123 mm (4.9 inches) | 78% | very high |
| September Weather | 22°C (72°F) | 77 mm (3.0 inches) | 72% | very high |
| October Weather | 14°C (57°F) | 111 mm (4.4 inches) | 72% | high |
| November Weather | 7°C (44°F) | 45 mm (1.8 inches) | 84% | moderate |
| December Weather | 3°C (37°F) | 34 mm (1.4 inches) | 86% | moderate |