January weather - Winter 2025

Weather in January
Frequently asked questions
Average temperature in January
Average rainfall in January
Average rainfall days in January
Average sea temperature in January
Average daylight in January
Average sunshine in January
Average UV index in January

Trees and rocks on a beautiful lagoon in Negril, Jamaica, with a clear seascape of the vast waters

Weather in January

January's climate in Negril, Jamaica exhibits consistent heat with moderate to heavy downpours. Compared to following month, UV index is lower, implying less risk of sunburn. Daytime temperatures generally hover from 32°C (89.6°F) to 23°C (73.4°F), with rainfall peaking at 58mm (2.28"), mostly falling over eight days. This month witnesses the year's lowest daylight hours - 11.2 hours. Moving forward, the weather becomes hotter and more exposed to sunlight.

Temperature

January through March and December, with an average high-temperature of 32°C (89.6°F), are the coldest months.

Rainfall

The month with the least rainfall in Negril is January, when the rain falls for 8 days and typically collects 58mm (2.28") of precipitation.

Sea temperature

January and February, with an average sea temperature of 26.9°C (80.4°F), are months with the coldest seawater in Negril.
Note: Swimming, diving, and other water-related activities in temperatures between 25°C (77°F) and 29°C (84.2°F) are considered highly enjoyable and satisfying for longer durations without uneasiness.

Daylight

The average length of the day in January is 11h and 11min.
On the first day of the month, sunrise is at 06:45 and sunset at 17:48. On the last day of January, sunrise is at 06:46 and sunset at 18:06 EST.

Sunshine

The average sunshine in January is 7h.

UV index

The months with the lowest UV index are January and December, with an average maximum UV index of 8. A UV Index value of 8 to 10 symbolizes a very high health risk from exposure to the Sun's UV rays for ordinary individuals.
Note: The UV index of 8 during January translates into the following guidance:
Prioritize your safety. Without precautions, skin and eyes might get hurt quickly. Between 10 a.m. and 4 p.m., the Sun's UV radiation is at its peak. Limit your exposure to direct sunlight during these hours. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes. Be vigilant! The Sun's UV rays get a boost from sand and water reflections.

Updated: Jan 24, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What month is the coldest in Negril?

January through March and December, when the average high-temperature in Negril, Jamaica, reaches 32°C (89.6°F), are the coldest months.

How hot is it in Negril in January?

Negril in January has an average high-temperature of 32°C (89.6°F) and an average low-temperature of 23°C (73.4°F).

What is the driest month in Negril?

January is the month with the least rainfall in Negril. Rain falls for 8 days and accumulates 58mm (2.28") of precipitation.

How many days does it rain in January in Negril?

In Negril, Jamaica, in January, during 8 rainfall days, 58mm (2.28") of precipitation is typically accumulated.

What are the months with the coldest sea water in Negril?

January and February, with an average sea temperature of 26.9°C (80.4°F), are months with the coldest seawater in Negril, Jamaica.

What is the water temperature in January in Negril?

In Negril, Jamaica, in January, the average water temperature is 26.9°C (80.4°F). For swimming, diving, and other water activities, temperatures between 25°C (77°F) and 29°C (84.2°F) are perceived as very enjoyable and pleasurable for prolonged periods without feeling uncomfortable.

How many hours of daylight does Negril have in January?

The average day length in January in Negril, Jamaica, is 11h and 11min.

When is the sunrise / sunset in January in Negril?

On the first day of January in Negril, Jamaica, sunrise is at 06:45 and sunset at 17:48. On the last day of the month, sunrise is at 06:46 and sunset at 18:06 EST.

How many hours of sunshine does Negril have in January?

The average sunshine duration in January is 7h.

What are the months with the lowest UV index in Negril?

The months with the lowest UV index are January and December, with an average maximum UV index of 8.

What is the UV index intensity in January in Negril?

In January, the average daily maximum UV index in Negril, Jamaica, is 8. A UV Index reading of 8 to 10 represents a very high health vulnerability from unsafe exposure to Sun's UV rays.

Today

Tomorrow

Long-term

Year January F M A M J J A S O N D

Dec

January

Feb

Average high temperature

32°C 89.6°F

Average low temperature

Average rainfall

Average rainfall days

Average sea temperature

Average daylight

Average sunshine

Average UV index

Average temperature in January
Negril, Jamaica

Average high temperature in January: 32°C

The warmest months (with the highest average high temperature) are July, August and September (34°C).
The months with the lowest average high temperature are January, February, March and December (32°C).

Average low temperature in January: 23°C

The months with the highest average low temperature are May, June, July, August, September and October (26°C).
The coldest months (with the lowest average low temperature) are January and February (23°C).

Average rainfall in January
Negril, Jamaica

Average rainfall in January: 58mm

The wettest month (with the highest rainfall) is October (301mm).
The driest month (with the least rainfall) is January (58mm).

Average rainfall days in January
Negril, Jamaica

Average rainfall days in January: 8 days

The month with the highest number of rainy days is October (16 days).
The months with the least rainy days are February and March (6 days).

Average sea temperature in January
Negril, Jamaica

Average sea temperature in January: 26.9°C

The best months for swimming (with the highest average sea temperature) are August and September (29.8°C).
The coldest months (with the lowest average sea temperature) are January and February (26.9°C).

Average daylight in January /
Average sunshine in January
Negril, Jamaica

Average daylight in January: 11h and 1min

The month with the longest days is June (Average daylight: 13h and 12min).
The month with the shortest days is December (Average daylight: 11h and 6min).

Average sunshine in January: 7h

The months with the most sunshine are February, March, April, July and August (Average sunshine: 8h).
The month with the least sunshine is October (Average sunshine: 6h).

Average UV index in January
Negril, Jamaica

Average UV index in January: 8

The months with the highest UV index are March, April, May, June, July, August and September (UV index 12).
The months with the lowest UV index are January and December (UV index 8).

January weather forecast
Negril, Jamaica

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