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December Weather in Ulysses, United States

Last updated: June 24, 2025

In Ulysses, United States, the average temperature in December hovers around 3°C (38°F). You might experience a chillier side with minimums plummeting to -14°C (7°F), while warmer days can reach up to 24°C (76°F). Expect about 20 mm (0.8 in) of precipitation, typically spread over 2 days, and don't forget the high average humidity of 83% that characterizes this month!

December Temperature in Ulysses

In December in Ulysses, the average temperature is 3°C (38°F). The maximum can reach 24°C (76°F), while the minimum can drop as low as -14°C (7°F). Travelers should be prepared for a wide range of temperatures, making layered clothing essential for comfort.

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

The chart illustrates December temperature patterns in Ulysses, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Ulysses, December typically has an average temperature of 3°C (38°F), with highs reaching up to 24°C (76°F) and lows dropping to around -14°C (7°F).
JanFebMarAprMayJunJulAugSepOctNovDec343547546476807772564637
Data source: Temperature data for Ulysses 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 Ulysses

In Ulysses in December, the precipitation amount is 20 mm (0.8 in) over the course of 2 days.

December Precipitation Trends in Ulysses

The chart displays monthly precipitation patterns in Ulysses, 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 Ulysses, December typically receives around 20 mm (0.8 inches) of precipitation spread over approximately 2 days.
JanFebMarAprMayJunJulAugSepOctNovDec15134641974037594043920
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Ulysses

In Ulysses in December humidity is 83%. With an average temperature of 3°C (38°F), this humidity feels like a cold, damp embrace that chills you to the bone, making outdoor activities feel brisk and uncomfortable for traveling.

December Average Humidity in Ulysses

This chart illustrates the average monthly humidity levels in Ulysses, 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 Ulysses is approximately 83%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec74%77%65%67%81%82%82%84%79%75%79%83%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Ulysses

In Ulysses 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 Ulysses, you can check the information here.

Maximum UV Index Levels in Ulysses for December

The chart shows the monthly maximum UV Index (UVI) for Ulysses 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 Ulysses typically reaches 3, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec45710111212119753
Data source: Ulysses 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 Ulysses Compares to Other Months

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

This table compares monthly weather conditions in Ulysses, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather1°C (34°F)15 mm (0.6 inches)74%moderate
February Weather2°C (35°F)13 mm (0.5 inches)77%moderate
March Weather9°C (48°F)46 mm (1.8 inches)65%high
April Weather12°C (55°F)41 mm (1.6 inches)67%very high
May Weather18°C (65°F)96 mm (3.8 inches)81%extreme
June Weather25°C (77°F)40 mm (1.6 inches)82%extreme
July Weather27°C (80°F)37 mm (1.5 inches)82%extreme
August Weather25°C (78°F)59 mm (2.3 inches)84%extreme
September Weather22°C (72°F)40 mm (1.6 inches)79%very high
October Weather14°C (57°F)43 mm (1.7 inches)75%high
November Weather8°C (46°F)9 mm (0.3 inches)79%moderate
December Weather3°C (38°F)20 mm (0.8 inches)83%moderate

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