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December Weather in Knob Noster, United States

Last updated: June 24, 2025

In December, the average temperature in Knob Noster, United States hovers around 4°C (39°F). Temperatures can vary significantly, with a minimum of -17°C (1°F) and a maximum of 24°C (76°F). Expect approximately 35 mm (1.4 in) of precipitation over the course of 4 days, and prepare for high humidity levels at an average of 86%.

December Temperature in Knob Noster

In December in Knob Noster, the average temperature is 4°C (39°F). Maximum temperatures can reach 24°C (76°F), while minimum temperatures can drop as low as -17°C (1°F). Be prepared for a wide range of temperatures and pack accordingly for your travels!

December Weather in Knob Noster: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Knob Noster, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Knob Noster, December typically has an average temperature of 4°C (39°F), with highs reaching up to 24°C (76°F) and lows dropping to around -17°C (1°F).
JanFebMarAprMayJunJulAugSepOctNovDec323447556677807772584539
Data source: Temperature data for Knob Noster generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

December Precipitation in Knob Noster

In Knob Noster in December, the precipitation amount is 35 mm (1.4 in) over a span of 4 days.

December Precipitation Trends in Knob Noster

The chart displays monthly precipitation patterns in Knob Noster, 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 Knob Noster, December typically receives around 35 mm (1.4 inches) of precipitation spread over approximately 4 days.
JanFebMarAprMayJunJulAugSepOctNovDec6356112104195108133100691014935
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Knob Noster

In Knob Noster in December humidity is 86%. With an average temperature of 4°C (39°F), this humidity feels like a chilly mist enveloping you, making it essential to bundle up while exploring, as each breath comes with a damp chill that can be quite refreshing yet starkly invigorating for travelers.

December Average Humidity in Knob Noster

This chart illustrates the average monthly humidity levels in Knob Noster, 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 Knob Noster is approximately 86%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec80%78%75%77%82%83%81%78%72%72%84%86%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Knob Noster

In Knob Noster 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 Knob Noster, you can check the information here.

Maximum UV Index Levels in Knob Noster for December

The chart shows the monthly maximum UV Index (UVI) for Knob Noster 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 Knob Noster typically reaches 3, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec35610101111109643
Data source: Knob Noster 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 Knob Noster Compares to Other Months

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

This table compares monthly weather conditions in Knob Noster, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather0°C (32°F)63 mm (2.5 inches)80%moderate
February Weather1°C (34°F)56 mm (2.2 inches)78%moderate
March Weather8°C (47°F)112 mm (4.4 inches)75%high
April Weather13°C (55°F)103 mm (4.1 inches)77%very high
May Weather19°C (67°F)195 mm (7.7 inches)82%very high
June Weather25°C (77°F)108 mm (4.3 inches)83%extreme
July Weather27°C (80°F)133 mm (5.2 inches)81%extreme
August Weather25°C (77°F)100 mm (3.9 inches)78%very high
September Weather22°C (73°F)69 mm (2.7 inches)72%very high
October Weather14°C (58°F)101 mm (4.0 inches)72%high
November Weather7°C (45°F)49 mm (1.9 inches)84%moderate
December Weather4°C (39°F)35 mm (1.4 inches)86%moderate

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