January weather forecast
Sussex, Sierra Leone

In January, Sussex experiences a blend of warmth and moderate humidity. The monthly average maximum temperature tops at 31.4°C (88.5°F) and minimal rainfall of only 2mm (0.08") occurs, indicating a dry weather pattern. The winds perform a light dance with an average speed of 9.3km/h (5.8mph), creating a gentle, constant beach breeze. The weather is typically bright and clear, lending to excellent visibility. January holds a promise of sunshine and warmth with low rain probability in Sussex.

Temperature

In Sussex, the average temperatures in January are the highest, with a peak at 31.4°C (88.5°F) and a low of 24.1°C (75.4°F).

Heat index

For January, the heat index is evaluated at a fiery hot 38°C (100.4°F). Implement additional safety measures to avoid heat cramps and heat exhaustion. Persistent activity might trigger heatstroke.
One should consider that heat index numbers are for shaded settings and light wind. 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 'feels like', offers an insight into how hot it feels when we factor in moisture content. The effect of weather is individual, with a variety of people experiencing it differently due to distinctions in body mass, height, and level of activity. Direct exposure to the sun's rays can enhance the felt temperature, increasing the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are primarily vital for children. Children often fail to recognize the requirement to rest and rehydrate. Thirst, being a late symptom of dehydration, underlines the importance of maintaining hydration, especially during ongoing physical activities.
The human body normally cools itself by perspiration, as evaporated sweat carries heat away from the body. Elevated relative humidity diminishes evaporation, thereby reducing the body's ability to shed heat and creating a feeling of being too warm. When the body's heat gain surpasses its removal capacity, body temperature starts to climb, leading to potential heat-related ailments.

Humidity

January is the least humid month in Sussex, Sierra Leone, with an average relative humidity of 68%.

Rainfall

In January, in Sussex, the rain falls for 1.4 days. Throughout January, 2mm (0.08") of precipitation is accumulated. Throughout the year, in Sussex, there are 205.9 rainfall days, and 1507mm (59.33") of precipitation is accumulated.

Daylight

The average length of the day in January in Sussex is 11h and 42min.
On the first day of January, sunrise is at 07:06 and sunset at 18:45. On the last day of the month, sunrise is at 07:13 and sunset at 18:59 GMT.

Sunshine

The average sunshine in January is 9.8h.

UV index

The months with the highest UV index in Sussex are January through June, September through December, with an average maximum UV index of 7. A UV Index of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV radiation for ordinary individuals.
Note: The average daily UV index of 7 in January transforms into the following instructions:
Avoid excessive sunlight. Those with lighter skin may experience burning in less than 20 minutes. Avoid direct Sun exposure from 10 a.m. to 4 p.m., a period when UV radiation is most intense, and remember that not all shade structures provide full protection. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses.