January weather forecast
Porus, Jamaica

In Porus, Jamaica, the weather is balmy with a characteristic mix of sun and showers. Boven the rest, January experiences a moderate humidity at 83%, making the overall climate feel more warm. The sunshine extends for an average of 6.8 hours during the day, providing ample time to enjoy outdoor activities. In contrast to the months that follow, January generally sees both cooler night temperatures and relatively moderate daytime heat. The month witnesses patterns of wind speeds averaging 7.5km/h (4.7mph), lending a gentle breeze to the coastal city.

Temperature

January stands out as Porus's coldest month, with an average high-temperature of 27°C (80.6°F) and a low-temperature of 18.8°C (65.8°F).

Heat index

The heat index value during January is evaluated at a tropical 30°C (86°F). With prolonged exposure and constant activity, one might feel exhausted and experience heat cramps.
Given the heat index, its values are aligned with shaded sites and gentle winds. With direct sunlight, the heat index could increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'felt air temperature', is derived by integrating air temperature with the existing relative humidity to express the perceived warmth. The influence of weather is personal, with a diverse population experiencing it differently due to differences in body mass, stature, and degree of activity. One should be aware that direct sunshine can amplify the perceived temperature, raising the heat index by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly important for children. Young individuals usually face greater risks than adults as their sweat production is less. Also, their larger skin surface relative to their small bodies and the high heat generation due to their activity contributes to their vulnerability.

Humidity

In January, the average relative humidity in Porus is 83%.

Rainfall

The month with the least rainfall is January, when the rain falls for 22.1 days and typically collects 56mm (2.2") of precipitation.

Daylight

The average length of the day in January in Porus is 11h and 11min.
On the first day of the month, sunrise is at 06:40 and sunset at 17:45. On the last day of January, sunrise is at 06:42 and sunset at 18:03 EST.

Sunshine

In January, the average sunshine is 6.8h.

UV index

The average daily maximum UV index in January is 6. A UV Index reading of 6 to 7 represents a high threat to health from exposure to the Sun's UV radiation for the average person.
Note: A typical high UV index of 6 in January suggests the following recommendations:
Endorse precautions and be consistent with sun safety guidelines. Preventing sunburn is paramount. Avoid exposure to the Sun and try to stay in the shade between 10 a.m. and 4 p.m., when UV radiation is most potent, but be aware that parasols or canopies may not offer full protection. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat.