January Weather in Grenada, United States

Last updated: June 24, 2025

In Grenada, United States, the average temperature in January hovers around 8°C (46°F). Expect a chilly minimum of -13°C (9°F) and the potential for warmth peaking at 25°C (77°F). This month sees 119 mm (4.7 in) of precipitation spread over 8 days, accompanied by an average humidity of 85%. Make sure to pack accordingly!

January Temperature in Grenada

In January in Grenada, the average temperature is 8°C (46°F). Maximums can reach 25°C (77°F), while minimums can drop to as low as -13°C (9°F). Be prepared for a diverse range of weather conditions during your travels.

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

The chart illustrates January temperature patterns in Grenada, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Grenada, January typically has an average temperature of 8°C (46°F), with highs reaching up to 25°C (77°F) and lows dropping to around -13°C (9°F).

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

January Precipitation in Grenada

In Grenada in January, the precipitation amount is 119 mm (4.7 in) over a span of 8 days.

January Precipitation Trends in Grenada

The chart displays monthly precipitation patterns in Grenada, 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 Grenada, January typically receives around 119 mm (4.7 inches) of precipitation spread over approximately 8 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 Grenada

In Grenada in January humidity is 85%. With an average temperature of 8°C (46°F), this humidity feels like a cold, damp embrace that can leave travelers feeling chilled and uncomfortable, making outdoor exploration less appealing and encouraging the search for cozy indoor activities instead.

January Average Humidity in Grenada

This chart illustrates the average monthly humidity levels in Grenada, 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 Grenada is approximately 85%, 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 Grenada

In Grenada in January, 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 Grenada for better planning.

Maximum UV Index Levels in Grenada for January

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

Data source: Grenada 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 Grenada Compares to Other Months

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

This table compares monthly weather conditions in Grenada, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	8°C (46°F)	119 mm (4.7 inches)	85%	moderate
February Weather	10°C (50°F)	185 mm (7.3 inches)	84%	high
March Weather	15°C (58°F)	164 mm (6.5 inches)	82%	very high
April Weather	17°C (63°F)	149 mm (5.9 inches)	82%	very high
May Weather	23°C (73°F)	109 mm (4.3 inches)	82%	extreme
June Weather	26°C (79°F)	131 mm (5.1 inches)	79%	extreme
July Weather	28°C (82°F)	96 mm (3.8 inches)	82%	extreme
August Weather	27°C (81°F)	119 mm (4.7 inches)	77%	extreme
September Weather	25°C (78°F)	91 mm (3.6 inches)	74%	very high
October Weather	19°C (67°F)	124 mm (4.9 inches)	73%	very high
November Weather	12°C (53°F)	80 mm (3.1 inches)	85%	high
December Weather	10°C (50°F)	133 mm (5.3 inches)	88%	moderate