Last updated: June 24, 2025
In December, the average temperature in Dyersville, United States hovers around -1°C (30°F). While you may experience chilly lows of -22°C (-7°F), the mercury can rise to a max of 21°C (69°F). Expect about 42 mm (1.6 in) of precipitation spread over 6 days, coupled with an average humidity level of 82%. Prepare accordingly for a blend of winter's chill and occasional respite!
In December in Dyersville, the average temperature is -1°C (30°F), with maximums reaching 21°C (69°F) and minimums dipping as low as -22°C (-7°F). This makes it essential for travelers to prepare for a wide range of weather conditions, from chilly days to surprisingly warm moments.
In Dyersville in December, the total precipitation amount is 42 mm (1.6 in) over a span of 6 days.
In Dyersville in December, humidity is 82%. With an average temperature of -1°C (30°F), this humidity feels like a sharp chill that penetrates your clothing, making travel uncomfortable and dampening your spirit as you navigate through the cold, moisture-laden air.
In Dyersville 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 Dyersville, you can check the information here.
UV Risk Categories
Weather in Dyersville varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Dyersville, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -6°C (21°F) | 47 mm (1.9 inches) | 84% | moderate |
| February Weather | -5°C (23°F) | 60 mm (2.4 inches) | 85% | moderate |
| March Weather | 3°C (37°F) | 64 mm (2.5 inches) | 84% | moderate |
| April Weather | 8°C (47°F) | 82 mm (3.2 inches) | 83% | very high |
| May Weather | 16°C (61°F) | 156 mm (6.1 inches) | 75% | very high |
| June Weather | 22°C (72°F) | 131 mm (5.2 inches) | 79% | extreme |
| July Weather | 24°C (75°F) | 94 mm (3.7 inches) | 75% | very high |
| August Weather | 22°C (72°F) | 82 mm (3.2 inches) | 69% | very high |
| September Weather | 19°C (66°F) | 120 mm (4.7 inches) | 74% | very high |
| October Weather | 11°C (52°F) | 126 mm (5.0 inches) | 79% | moderate |
| November Weather | 3°C (37°F) | 47 mm (1.8 inches) | 88% | moderate |
| December Weather | -1°C (30°F) | 42 mm (1.6 inches) | 82% | moderate |