January weather forecast
Cave Hill, Barbados

The weather in Cave Hill, Barbados, kicks off the year with relatively comfortable conditions compared to the upcoming hot months. January tends to carry over the slightly cooled climate from December, making for comfortable evenings, while daylight stretches for the majority of the day. The typical high-powered trade winds characteristic of the Caribbean region start to assert themselves. Gusts of wind reaching a substantial 38.7km/h (24mph) can often be observed, paving the way for sailing enthusiasts. As the month progresses, temperatures subtly rise, indicating the beginning of a slow transition into the warmer part of the year.

Temperature

Cave Hill's weather in January, with an average high-temperature of a still warm 27°C (80.6°F), subtly shifts from December's 27.6°C (81.7°F). Cave Hill's nighttime average temperature in January drops marginally from the daytime highs, settling at a still moderately hot 26°C (78.8°F).

Heat index

During January, the heat index is computed to be 29°C (84.2°F). Enduring exposure and unrelenting activity might cause a state of weariness, potentially leading to heat cramps.
The metrics for the heat index are tailored for both shady environments and light winds. Exposure to direct sunlight may make the heat index values climb by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'real feel', is the result of factoring in humidity to the air temperature, indicating perceived warmth. One's weather perception can be influenced by a range of factors including metabolic differences, being pregnant, and their level of physical activity. Keep in mind that direct sunshine exposure can amplify the weather's effects, possibly increasing the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to babies and toddlers. Youngsters frequently overlook the need for breaks and fluid intake. Thirst is an advanced sign of dehydration - thereby highlighting the importance of keeping hydrated, particularly during long physical activities.

Humidity

In January, the average relative humidity is 75%.

Rainfall

In Cave Hill, in January, it is raining for 15 days, with typically 17mm (0.67") of accumulated precipitation. Throughout the year, there are 233.8 rainfall days, and 706mm (27.8") of precipitation is accumulated.

Daylight

In Cave Hill, the average length of the day in January is 11h and 28min.
On the first day of January, sunrise is at 06:20 and sunset at 17:42. On the last day of the month, sunrise is at 06:24 and sunset at 17:58 AST.

Sunshine

In Cave Hill, the average sunshine in January is 6.8h.

UV index

January through December, with an average maximum UV index of 7, are months with the highest UV index in Cave Hill, Barbados. January through December, with an average maximum UV index of 7, are months with the lowest UV index in Cave Hill. A UV Index value of 6 to 7 symbolizes a high threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: In January, a daily UV index of 7 turns into the following recommendations:
Resist extreme sun exposure. Guarding against solar damage is essential. Avoid direct Sun exposure and stay in the shade between 10 a.m. and 4 p.m., a time when UV radiation is most intense, noting that not all shade structures offer full protection. Experience reduced UV exposure by about half when donning a wide-brim hat.