December Weather in Miller, United States

Last updated: June 24, 2025

In December, the average temperature in Miller, United States hovers around -4°C (25°F). While it can drop to a chilling -26°C (-15°F) at its lowest, temperatures can also reach a pleasant 17°C (63°F) at times. Expect about 31 mm (1.2 in) of precipitation spread over 4 days, and be prepared for a fairly humid atmosphere with an average humidity level of 81%.

December Temperature in Miller

In December in Miller, the average temperature is -4°C (25°F). The maximum can reach 17°C (63°F), while the minimum can be as low as -26°C (-15°F). Be prepared for a wide temperature range when traveling, so pack accordingly!

December Weather in Miller: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Miller, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Miller, December typically has an average temperature of -4°C (25°F), with highs reaching up to 17°C (63°F) and lows dropping to around -26°C (-15°F).

Data source: Temperature data for Miller generated using information from the Copernicus Climate Change Service.

December Precipitation in Miller

In Miller in December, the total precipitation amount is 31 mm (1.2 in) over a span of 4 days.

December Precipitation Trends in Miller

The chart displays monthly precipitation patterns in Miller, with values for each month alongside December’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how December’s conditions compare to those of other months. In Miller, December typically receives around 31 mm (1.2 inches) of precipitation spread over approximately 4 days.

Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

December Humidity in Miller

In Miller in December humidity is 81%. With an average temperature of -4°C (25°F), this humidity feels like an icy blanket wrapping around you, making travel quite uncomfortable as each breath draws in a damp chill, often leaving you shivering and increasingly wary of the frosty air.

December Average Humidity in Miller

This chart illustrates the average monthly humidity levels in Miller, with December’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In December, average humidity in Miller is approximately 81%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Miller

In Miller 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 Miller, you can visit Hourly UV Index in Miller.

Maximum UV Index Levels in Miller for December

The chart shows the monthly maximum UV Index (UVI) for Miller in December, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In December, the maximum UV index in Miller typically reaches 2, which falls under the low exposure category.

Data source: Miller December UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

Extreme (11+): Avoid the sun, stay in shade.
Very High (8-10): Limit sun exposure.
High (6-7): Use SPF 30+ and protective clothing.
Moderate (3-5): Midday shade recommended.
Low (0-2): No protection needed.

How December Weather in Miller Compares to Other Months

Weather in Miller varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Miller, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Miller, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-8°C (18°F)	17 mm (0.7 inches)	81%	low
February Weather	-9°C (17°F)	19 mm (0.8 inches)	85%	moderate
March Weather	1°C (33°F)	40 mm (1.6 inches)	76%	moderate
April Weather	6°C (43°F)	56 mm (2.2 inches)	79%	high
May Weather	14°C (58°F)	76 mm (3.0 inches)	76%	very high
June Weather	22°C (72°F)	79 mm (3.1 inches)	81%	very high
July Weather	24°C (76°F)	99 mm (3.9 inches)	82%	very high
August Weather	22°C (72°F)	64 mm (2.5 inches)	82%	very high
September Weather	18°C (65°F)	75 mm (3.0 inches)	77%	very high
October Weather	8°C (47°F)	63 mm (2.5 inches)	76%	moderate
November Weather	1°C (35°F)	14 mm (0.6 inches)	84%	moderate
December Weather	-4°C (25°F)	31 mm (1.2 inches)	81%	low