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December Weather in Graham, United States

Last updated: June 24, 2025

In December, the average temperature in Graham, United States hovers around 4°C (39°F). Expect chilly days with temperatures dipping as low as -12°C (11°F) and occasionally reaching a maximum of 14°C (57°F). Precipitation is quite significant, averaging 226 mm (8.9 in) over about 20 days, contributing to an average humidity level of a brisk 88%. Make sure to prepare for a wet and cool environment!

December Temperature in Graham

In December in Graham, the average temperature is 4°C (39°F). The maximum can reach 14°C (57°F) and the minimum can be as low as -12°C (11°F). Travelers should be prepared for chilly weather and pack accordingly to enjoy their time in this destination.

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

The chart illustrates December temperature patterns in Graham, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Graham, December typically has an average temperature of 4°C (39°F), with highs reaching up to 14°C (57°F) and lows dropping to around -12°C (11°F).
JanFebMarAprMayJunJulAugSepOctNovDec393742475358636458484339
Data source: Temperature data for Graham 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 Graham

In Graham in December, the precipitation amount is 226 mm (8.9 in) spread over 20 days, indicating a relatively wet period for the region.

December Precipitation Trends in Graham

The chart displays monthly precipitation patterns in Graham, 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 Graham, December typically receives around 226 mm (8.9 inches) of precipitation spread over approximately 20 days.
JanFebMarAprMayJunJulAugSepOctNovDec20223115813785761617104172206226
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Graham

In Graham in December, humidity is 88%. With an average temperature of 4°C (39°F), this humidity feels like a damp chill that seeps into your bones, making travel uncomfortable and necessitating extra layers to stay warm.

December Average Humidity in Graham

This chart illustrates the average monthly humidity levels in Graham, 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 Graham is approximately 88%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec86%86%87%84%81%82%79%63%62%83%89%88%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Graham

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

Maximum UV Index Levels in Graham for December

The chart shows the monthly maximum UV Index (UVI) for Graham 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 Graham typically reaches 2, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235689987532
Data source: Graham 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 Graham Compares to Other Months

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

This table compares monthly weather conditions in Graham, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather4°C (39°F)201 mm (7.9 inches)86%low
February Weather3°C (37°F)231 mm (9.1 inches)86%moderate
March Weather5°C (42°F)158 mm (6.2 inches)87%moderate
April Weather8°C (47°F)137 mm (5.4 inches)84%high
May Weather12°C (54°F)85 mm (3.3 inches)81%very high
June Weather15°C (59°F)76 mm (3.0 inches)82%very high
July Weather17°C (63°F)16 mm (0.6 inches)79%very high
August Weather18°C (64°F)17 mm (0.7 inches)63%very high
September Weather15°C (58°F)104 mm (4.1 inches)62%high
October Weather9°C (48°F)172 mm (6.8 inches)83%moderate
November Weather6°C (43°F)206 mm (8.1 inches)89%moderate
December Weather4°C (39°F)226 mm (8.9 inches)88%low

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