December Weather in Plainview, United States

Last updated: June 24, 2025

In December, the average temperature in Plainview, United States hovers around 6°C (43°F). Expect a range that can dip to a chilly -10°C (15°F) at the lowest and rise to a warm 25°C (78°F) at its peak. Be prepared for some rain, as precipitation accumulates to about 16 mm (0.6 in) over 2 days, paired with an average humidity of 81%.

December Temperature in Plainview

In December in Plainview, the average temperature is 6°C (43°F). Maximum temperatures can reach 25°C (78°F), while minimums can drop as low as -10°C (15°F). Be prepared for a wide range of weather conditions when traveling during this month.

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

The chart illustrates December temperature patterns in Plainview, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Plainview, December typically has an average temperature of 6°C (43°F), with highs reaching up to 25°C (78°F) and lows dropping to around -10°C (15°F).

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

December Precipitation in Plainview

In Plainview in December, the precipitation amount is 16 mm (0.6 in) over a period of 2 days.

December Precipitation Trends in Plainview

The chart displays monthly precipitation patterns in Plainview, 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 Plainview, December typically receives around 16 mm (0.6 inches) of precipitation spread over approximately 2 days.

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

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

December Humidity in Plainview

In Plainview in December, humidity is 81%. With an average temperature of 6°C (43°F), this humidity feels like a damp chill enveloping you, making every step outside seem heavier and less inviting for traveling.

December Average Humidity in Plainview

This chart illustrates the average monthly humidity levels in Plainview, 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 Plainview 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 Plainview

In Plainview 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 Plainview for better planning.

Maximum UV Index Levels in Plainview for December

The chart shows the monthly maximum UV Index (UVI) for Plainview 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 Plainview typically reaches 4, which falls under the moderate exposure category.

Data source: Plainview 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 Plainview Compares to Other Months

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

This table compares monthly weather conditions in Plainview, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	4°C (40°F)	15 mm (0.6 inches)	75%	moderate
February Weather	5°C (42°F)	13 mm (0.5 inches)	76%	high
March Weather	11°C (53°F)	43 mm (1.7 inches)	64%	very high
April Weather	15°C (59°F)	26 mm (1.0 inches)	70%	extreme
May Weather	21°C (69°F)	60 mm (2.3 inches)	78%	extreme
June Weather	25°C (78°F)	47 mm (1.8 inches)	81%	extreme
July Weather	27°C (80°F)	28 mm (1.1 inches)	82%	extreme
August Weather	26°C (79°F)	41 mm (1.6 inches)	78%	extreme
September Weather	22°C (73°F)	53 mm (2.1 inches)	72%	very high
October Weather	15°C (60°F)	53 mm (2.1 inches)	73%	very high
November Weather	10°C (50°F)	14 mm (0.6 inches)	80%	high
December Weather	6°C (43°F)	16 mm (0.6 inches)	81%	moderate