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December Weather in Kirby, United States

Last updated: June 24, 2025

In Kirby, United States, the average temperature in December hovers around 9°C (48°F). Temperatures can vary significantly, with lows of -5°C (24°F) and highs reaching up to 25°C (77°F). Expect 132 mm (5.2 in) of precipitation spread over 9 days, contributing to the region's high average humidity of 87%.

December Temperature in Kirby

In December in Kirby, the average temperature is 9°C (48°F), with maximums reaching 25°C (77°F) and minimums dropping to as low as -5°C (24°F). This makes it an ideal time to pack layers for your trip, ensuring you're prepared for both mild and chilly weather conditions.

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

The chart illustrates December temperature patterns in Kirby, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Kirby, December typically has an average temperature of 9°C (48°F), with highs reaching up to 25°C (77°F) and lows dropping to around -5°C (24°F).
JanFebMarAprMayJunJulAugSepOctNovDec434656617178818076645248
Data source: Temperature data for Kirby 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 Kirby

In Kirby in December, the total precipitation amount is 132 mm (5.2 in) over a span of 9 days.

December Precipitation Trends in Kirby

The chart displays monthly precipitation patterns in Kirby, 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 Kirby, December typically receives around 132 mm (5.2 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec1021601611931841181051276910178132
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Kirby

In Kirby in December humidity is 87%. With an average temperature of 9°C (48°F), this humidity feels like a damp chill that seeps into your bones, making outdoor exploration uncomfortable and requiring extra layers and careful planning for any activities.

December Average Humidity in Kirby

This chart illustrates the average monthly humidity levels in Kirby, 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 Kirby is approximately 87%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec82%79%77%78%82%81%75%61%59%69%82%88%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Kirby

In Kirby 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 Kirby for better planning.

Maximum UV Index Levels in Kirby for December

The chart shows the monthly maximum UV Index (UVI) for Kirby 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 Kirby typically reaches 4, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec46810111111109854
Data source: Kirby 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 Kirby Compares to Other Months

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

This table compares monthly weather conditions in Kirby, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather6°C (43°F)101 mm (4.0 inches)82%moderate
February Weather8°C (46°F)160 mm (6.3 inches)79%high
March Weather13°C (56°F)161 mm (6.3 inches)77%very high
April Weather16°C (61°F)192 mm (7.6 inches)78%very high
May Weather21°C (71°F)184 mm (7.3 inches)82%extreme
June Weather26°C (78°F)118 mm (4.6 inches)81%extreme
July Weather27°C (81°F)105 mm (4.1 inches)75%extreme
August Weather27°C (80°F)127 mm (5.0 inches)61%very high
September Weather24°C (76°F)69 mm (2.7 inches)59%very high
October Weather18°C (64°F)101 mm (4.0 inches)69%very high
November Weather11°C (52°F)78 mm (3.1 inches)82%moderate
December Weather9°C (48°F)132 mm (5.2 inches)87%moderate

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