January Weather in Cot, Costa Rica

Last updated: August 23, 2025

In Cot, Costa Rica, the average temperature in January hovers around 17°C (63°F), with a pleasant range from a minimum of 11°C (52°F) to a maximum of 24°C (75°F). Expect about 194 mm (7.6 in) of precipitation spread over 17 days, contributing to an average humidity of 68%. Perfect weather for those who enjoy mild conditions with a touch of rain!

January Temperature in Cot

In January in Cot, the average temperature is 17°C (63°F), with maximums reaching 24°C (75°F) and minimums dropping to as low as 11°C (52°F). This pleasant climate makes it an ideal time for travelers to explore and enjoy outdoor activities.

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

The chart illustrates January temperature patterns in Cot, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Cot, January typically has an average temperature of 17°C (63°F), with highs reaching up to 24°C (75°F) and lows dropping to around 11°C (52°F).

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

January Precipitation in Cot

In Cot in January, the total precipitation amount is 194 mm (7.6 in), measured over a span of 17 days.

January Precipitation Trends in Cot

The chart displays monthly precipitation patterns in Cot, 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 Cot, January typically receives around 194 mm (7.6 inches) of precipitation spread over approximately 17 days.

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

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Millimeters (mm) Inches (in)

January Humidity in Cot

In Cot in January humidity is 68%. With an average temperature of 17°C (63°F), this humidity feels like a warm, gentle embrace, making it perfect for exploring local attractions but slightly challenging for outdoor activities during the hottest parts of the day.

January Average Humidity in Cot

This chart illustrates the average monthly humidity levels in Cot, 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 Cot is approximately 68%, 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 Cot

In Cot in January, the maximum UV index is 12, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, underscoring the importance of sun protection. For detailed information, you can check the Hourly UV Index in Cot.

Maximum UV Index Levels in Cot for January

The chart shows the monthly maximum UV Index (UVI) for Cot 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 Cot typically reaches 12, which falls under the extreme exposure category.

Data source: Cot 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 Cot Compares to Other Months

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

This table compares monthly weather conditions in Cot, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	17°C (63°F)	194 mm (7.6 inches)	68%	extreme
February Weather	17°C (63°F)	105 mm (4.1 inches)	68%	extreme
March Weather	17°C (63°F)	117 mm (4.6 inches)	66%	extreme
April Weather	19°C (66°F)	167 mm (6.6 inches)	67%	extreme
May Weather	20°C (67°F)	468 mm (18.4 inches)	69%	extreme
June Weather	20°C (68°F)	292 mm (11.5 inches)	84%	extreme
July Weather	19°C (67°F)	254 mm (10.0 inches)	85%	extreme
August Weather	19°C (67°F)	243 mm (9.5 inches)	82%	extreme
September Weather	19°C (67°F)	284 mm (11.2 inches)	81%	extreme
October Weather	19°C (67°F)	479 mm (18.9 inches)	80%	extreme
November Weather	19°C (66°F)	341 mm (13.4 inches)	80%	extreme
December Weather	18°C (64°F)	290 mm (11.4 inches)	72%	very high