January Weather in Jamaica, Mexico

Last updated: August 27, 2025

In Jamaica, Mexico, the average temperature in January is a pleasant 15°C (59°F). However, be prepared for a range, as the temperature can dip to a minimum of 4°C (39°F) and soar to a maximum of 29°C (84°F). You can expect 8 mm (0.3 in) of precipitation spread across 2 days, accompanied by an average humidity level of 70%.

January Temperature in Jamaica

In January in Jamaica, the average temperature is 15°C (59°F). Maximums can reach 29°C (84°F), while minimums can drop as low as 4°C (39°F). It's a great time to visit for those who enjoy mild weather with some warm days mixed in.

January Weather in Jamaica: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Jamaica, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Jamaica, January typically has an average temperature of 15°C (59°F), with highs reaching up to 29°C (84°F) and lows dropping to around 4°C (39°F).

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

January Precipitation in Jamaica

In Jamaica in January, the precipitation amount is 8 mm (0.3 in) over the course of 2 days.

January Precipitation Trends in Jamaica

The chart displays monthly precipitation patterns in Jamaica, with values for each month alongside January’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how January’s conditions compare to those of other months. In Jamaica, January typically receives around 8 mm (0.3 inches) of precipitation spread over approximately 2 days.

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

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

January Humidity in Jamaica

In Jamaica in January, humidity is 70%. With an average temperature of 15°C (59°F), this humidity feels like a warm embrace, making it slightly uncomfortable while traveling, as the moist air clings to your skin and can leave you feeling slightly lethargic.

January Average Humidity in Jamaica

This chart illustrates the average monthly humidity levels in Jamaica, with January’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In January, average humidity in Jamaica is approximately 70%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Jamaica

In Jamaica in January, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in Jamaica.

Maximum UV Index Levels in Jamaica for January

The chart shows the monthly maximum UV Index (UVI) for Jamaica in January, 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 January, the maximum UV index in Jamaica typically reaches 10, which falls under the very high exposure category.

Data source: Jamaica January 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 January Weather in Jamaica Compares to Other Months

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

This table compares monthly weather conditions in Jamaica, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	15°C (59°F)	8 mm (0.3 inches)	70%	very high
February Weather	17°C (62°F)	11 mm (0.4 inches)	64%	extreme
March Weather	19°C (67°F)	15 mm (0.6 inches)	54%	extreme
April Weather	21°C (70°F)	10 mm (0.4 inches)	61%	extreme
May Weather	21°C (71°F)	60 mm (2.4 inches)	75%	extreme
June Weather	20°C (69°F)	131 mm (5.2 inches)	83%	extreme
July Weather	19°C (66°F)	146 mm (5.7 inches)	83%	extreme
August Weather	19°C (66°F)	166 mm (6.5 inches)	85%	extreme
September Weather	19°C (66°F)	148 mm (5.8 inches)	85%	extreme
October Weather	18°C (65°F)	75 mm (3.0 inches)	79%	extreme
November Weather	17°C (62°F)	38 mm (1.5 inches)	76%	very high
December Weather	15°C (59°F)	10 mm (0.4 inches)	74%	very high