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December Weather in Hayti, United States

Last updated: June 24, 2025

In Hayti, United States, the average temperature in December hovers around 7°C (45°F). Expect a minimum chill of -11°C (13°F) and a warm peak reaching 24°C (75°F). During this month, precipitation is recorded at 107 mm (4.2 in) spread over 9 days, contributing to an overall average humidity of 88%.

December Temperature in Hayti

In December in Hayti, the average temperature is 7°C (45°F). The maximum can reach 24°C (75°F), while the minimum can drop to as low as -11°C (13°F). It’s a month of varied temperatures, so travelers should pack layers to accommodate both the warmth of the day and the chill of the night.

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

The chart illustrates December temperature patterns in Hayti, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Hayti, December typically has an average temperature of 7°C (45°F), with highs reaching up to 24°C (75°F) and lows dropping to around -11°C (13°F).
JanFebMarAprMayJunJulAugSepOctNovDec394352597178817974634845
Data source: Temperature data for Hayti 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 Hayti

In Hayti in December, the precipitation amount is 107 mm (4.2 in), occurring over a span of 9 days.

December Precipitation Trends in Hayti

The chart displays monthly precipitation patterns in Hayti, 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 Hayti, December typically receives around 107 mm (4.2 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec1061641811451151051001069111399107
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Hayti

In Hayti in December humidity is 88%. With an average temperature of 7°C (45°F), this humidity feels like a damp chill that seeps into your bones, making traveling uncomfortable as you navigate through a heavy, thick atmosphere that clings to your skin.

December Average Humidity in Hayti

This chart illustrates the average monthly humidity levels in Hayti, 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 Hayti is approximately 88%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec86%84%84%80%82%83%80%76%75%75%85%88%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Hayti

In Hayti 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 Hayti, you can check the information here.

Maximum UV Index Levels in Hayti for December

The chart shows the monthly maximum UV Index (UVI) for Hayti 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 Hayti typically reaches 3, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec36710101111109753
Data source: Hayti 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 Hayti Compares to Other Months

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

This table compares monthly weather conditions in Hayti, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather4°C (40°F)106 mm (4.2 inches)86%moderate
February Weather6°C (43°F)164 mm (6.5 inches)84%high
March Weather11°C (53°F)181 mm (7.1 inches)84%high
April Weather15°C (59°F)145 mm (5.7 inches)80%very high
May Weather21°C (71°F)115 mm (4.5 inches)82%very high
June Weather26°C (78°F)105 mm (4.1 inches)83%extreme
July Weather27°C (82°F)100 mm (3.9 inches)79%extreme
August Weather26°C (79°F)106 mm (4.2 inches)76%very high
September Weather24°C (75°F)91 mm (3.6 inches)75%very high
October Weather17°C (63°F)113 mm (4.4 inches)74%high
November Weather9°C (49°F)99 mm (3.9 inches)85%moderate
December Weather7°C (45°F)107 mm (4.2 inches)88%moderate

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