January weather forecast
Koidu, Sierra Leone

The onset of the year in Koidu sees relatively moderate climatic conditions. January experiences softer rain, making it comfortable for sightseeing and exploration, although it does come after the colder, drier December. The average high temperature rises to 33.8°C (92.8°F) and humidity is at a moderate 49%. The days are comparatively longer with the longest daylight duration of 11.7 hours. The weather gets slightly windier towards the end, indicating an imminent change that leads into February.

Temperature

As Koidu steps into January, the average high-temperature is measured at a still tropical 33.8°C (92.8°F), displaying minor differences from December's 31.4°C (88.5°F). During the nights in January, Koidu records a pronounced shift from the daytime warmth, with a consistent average temperature of 17.6°C (63.7°F).

Heat index

January's average heat index is evaluated at a torrid 38°C (100.4°F). Incorporate additional preventive steps, heat exhaustion and heat cramps are possible. Long-lasting activity may cause heatstroke.
Be aware that heat index ratings are designed for shaded locations and minor breezes. The direct sunshine could escalate the heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', marries air temperature and humidity to produce a value illustrating perceived warmth. This impact is subjective, influenced by the person's physical activity and individual heat perception, affected by factors including wind, attire, and metabolic differences. 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 especially vital to children. Children frequently do not understand the need for recuperation and hydration. Thirst, being a late manifestation of dehydration, underlines the need to hydrate frequently, especially when engaging in prolonged physical exercises.
Perspiration is the body's default response to elevated temperatures, as it promotes the evaporation of sweat to achieve cooling. In situations of high air temperature combined with high humidity (significant heat index), the body's ability to perspire is reduced, heightening the sense of warmth. When heat gain surpasses the level the body can shed, body temperature begins to increase, and consequently, overheating and dehydration can occur, with varying severity.

Humidity

With an average relative humidity of 49%, January is the least humid month.

Rainfall

In Koidu, in January, during 3.3 rainfall days, 8mm (0.31") of precipitation is typically accumulated. Throughout the year, there are 252.4 rainfall days, and 1704mm (67.09") of precipitation is accumulated.

Daylight

The average length of the day in January is 11h and 41min.
On the first day of January, sunrise is at 06:58 and sunset at 18:36. On the last day of the month, sunrise is at 07:04 and sunset at 18:49 GMT.

Sunshine

With an average of 9.8h of sunshine, January has the most sunshine of the year.

UV index

The months with the highest UV index are January through March, with an average maximum UV index of 7. A UV Index of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV rays for ordinary individuals.
Note: An average maximum UV index of 7 in January leads to these recommendations:
Implement preventive steps and embrace sun safety standards. Protection from skin and eye distress is compulsory. The Sun's UV radiation is most intense from 10 a.m. to 4 p.m. Try to avoid direct sun exposure during these hours. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat.