nomadseason

December Weather in Rule, United States

Last updated: June 24, 2025

In Rule, United States, the average temperature in December hovers around 9°C (48°F). You can expect a wide range in temperatures, with a minimum of -6°C (21°F) and a maximum soaring to 32°C (89°F). Prepare for some damp days, as precipitation totals about 22 mm (0.9 in) over 2 days and the humidity remains high at 82%.

December Temperature in Rule

In December in Rule, the average temperature is 9°C (48°F), with maximums reaching up to 32°C (89°F) and minimums dropping as low as -6°C (21°F). This range of temperatures makes Rule an ideal destination for travelers seeking both warm and cool experiences.

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

The chart illustrates December temperature patterns in Rule, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Rule, December typically has an average temperature of 9°C (48°F), with highs reaching up to 32°C (89°F) and lows dropping to around -6°C (21°F).
JanFebMarAprMayJunJulAugSepOctNovDec444659657582868578665448
Data source: Temperature data for Rule generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

December Precipitation in Rule

In Rule in December, the precipitation amount is 22 mm (0.9 in) over a span of 2 days.

December Precipitation Trends in Rule

The chart displays monthly precipitation patterns in Rule, 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 Rule, December typically receives around 22 mm (0.9 inches) of precipitation spread over approximately 2 days.
JanFebMarAprMayJunJulAugSepOctNovDec252552678063274174572822
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

December Humidity in Rule

In Rule in December, humidity is 82%. With an average temperature of 9°C (48°F), this humidity feels like a damp chill that seeps into your bones, making it essential to dress in layers for your travels while keeping an umbrella handy for unexpected drizzles.

December Average Humidity in Rule

This chart illustrates the average monthly humidity levels in Rule, 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 Rule is approximately 82%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec75%74%66%70%75%79%78%71%69%70%82%82%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Rule

In Rule in December, the maximum UV index reaches 4, which corresponds to a moderate Exposure Category. With a time to burn of 30 minutes, it’s important to take precautions to protect your skin. You can find more details in the Hourly UV Index in Rule for better planning.

Maximum UV Index Levels in Rule for December

The chart shows the monthly maximum UV Index (UVI) for Rule 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 Rule typically reaches 4, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec479101111121110864
Data source: Rule 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 Rule Compares to Other Months

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

This table compares monthly weather conditions in Rule, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather7°C (44°F)25 mm (1.0 inches)75%moderate
February Weather8°C (46°F)25 mm (1.0 inches)74%high
March Weather15°C (59°F)52 mm (2.0 inches)66%very high
April Weather18°C (65°F)67 mm (2.6 inches)70%very high
May Weather24°C (75°F)80 mm (3.2 inches)75%extreme
June Weather28°C (83°F)63 mm (2.5 inches)79%extreme
July Weather30°C (86°F)26 mm (1.0 inches)78%extreme
August Weather29°C (85°F)41 mm (1.6 inches)71%extreme
September Weather25°C (78°F)74 mm (2.9 inches)69%very high
October Weather19°C (66°F)57 mm (2.2 inches)70%very high
November Weather12°C (54°F)28 mm (1.1 inches)82%high
December Weather9°C (48°F)22 mm (0.9 inches)82%moderate

Compare Rule's Climate with Cities Worldwide