April weather forecastBomi, Sierra Leone
April
Weather in April
In April, Bomi experiences a gradual decrease in temperature to 35.4°C (95.7°F) after the peak values of March. The increased cloud coverage from the previous month results in fewer sunshine hours. This period signifies a distinct shift towards wetter conditions in the city. The increased rainfall is paired with a visible rise in average humidity, setting an ambience of a tropical rainfall environment. Despite the subdued sunshine hours, the overall daylight duration remains almost unaffected.Temperature
As April takes its course, Bomi's average high-temperature registers at a still fiery hot 35.4°C (95.7°F), closely aligning with the preceding month. A notable decrease from the day's highest temperature marks April, culminating in an average low of 23.2°C (73.8°F).Heat index
During April, the heat index is appraised at a life-threatening hot 54°C (129.2°F). Keep wary: Heat cramps along with heat exhaustion are expected. Heatstroke is a possible outcome of ongoing activity.Heat index guidelines indicate values are for light wind scenarios and shaded regions. The heat index might be elevated by 15 Fahrenheit (8 Celsius) degrees due to direct sun exposure.
Note: The heat index, also known as 'felt air temperature' or 'feels like', is what the temperature feels like to the human body when the air temperature is combined with the relative humidity. An individual's perception of weather can be influenced by a variety of factors including metabolic differences, being pregnant, and their degree of physical exertion. When you're directly under the sun's rays, remember that the heat index may surge by 15 Fahrenheit (8 Celsius) degrees. Heat index values are primarily vital for children. Young people are generally more susceptible than adults because they perspire less. Furthermore, their proportionally larger skin surface to their petite bodies and the increased heat output from their actions add to the risk.
For the human body, perspiration is the go-to method to regulate temperature, using sweat's evaporation to dissipate warmth. When air moisture content is high, the cooling process through evaporation is not as efficient, leading to an ineffective body cooling process and a feeling of overheating. Overheating dangers loom when the body's heat release mechanisms are overshadowed by excessive gain.
Humidity
In April, the average relative humidity in Bomi is 74%.Rainfall
In Bomi, in April, during 24 rainfall days, 88mm (3.46") of precipitation is typically accumulated. In Bomi, during the entire year, the rain falls for 270.4 days and collects up to 1590mm (62.6") of precipitation.Daylight
In April, the average length of the day is 12h and 17min.On the first day of April, sunrise is at 06:43 and sunset at 18:55. On the last day of the month, sunrise is at 06:31 and sunset at 18:54 GMT.
Sunshine
The average sunshine in April is 8h.UV index
The months with the highest UV index are January through April and December, with an average maximum UV index of 7. A UV Index value of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV radiation for the ordinary person.Note: The UV index of 7 during April leads to these advisories:
Endorse precautions and be consistent with sun safety guidelines. Preventing sunburn is paramount. Avoid direct sunlight between the hours of 10 a.m. and 4 p.m., when UV radiation is at its peak. Keep in mind that shade structures may not provide complete protection. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in April
Bomi, Sierra Leone
- Average high temperature in April: 35.4°C
The warmest month (with the highest average high temperature) is February (36.3°C).
The month with the lowest average high temperature is August (27°C).
- Average low temperature in April: 23.2°C
The month with the highest average low temperature is April (23.2°C).
The coldest month (with the lowest average low temperature) is January (19.7°C).
Average pressure in April
Bomi, Sierra Leone
- Average pressure in April: 1010.8mbar
The month with the highest atmospheric pressure is July (1014.3mbar).
The months with the lowest atmospheric pressure are February and March (1010.6mbar).
Average wind speed in April
Bomi, Sierra Leone
- Average wind speed in April: 5.4km/h
The windiest month (with the highest average wind speed) is August (5.5km/h).
The calmest month (with the lowest average wind speed) is November (3.4km/h).
Average humidity in April
Bomi, Sierra Leone
- Average humidity in April: 74%
The month with the highest relative humidity is August (93%).
The month with the lowest relative humidity is January (65%).
Average rainfall in April
Bomi, Sierra Leone
- Average rainfall in April: 88mm
The wettest month (with the highest rainfall) is August (296mm).
The driest month (with the least rainfall) is January (8mm).
Average rainfall days in April
Bomi, Sierra Leone
- Average rainfall days in April: 24 days
The month with the highest number of rainy days is October (30.3 days).
The month with the least rainy days is January (5.8 days).
Average daylight in April /
Average sunshine in April
Bomi, Sierra Leone
- Average daylight in April: 12h and 18min
The month with the longest days is June (Average daylight: 12h and 30min).
The month with the shortest days is December (Average daylight: 11h and 42min).
- Average sunshine in April: 8h and 0min
The month with the most sunshine is January (Average sunshine: 9h and 36min).
The month with the least sunshine is August (Average sunshine: 2h and 54min).
Average sunshine days in April
Bomi, Sierra Leone
- Average sunshine days in April: 3.8 days
The month with the most sunshine days is January (22.1 days).
The month with the least sunshine days is September (0.1 days).
Average UV index in April
Bomi, Sierra Leone
- Average UV index in April: 7
The months with the highest UV index are January, February, March, April and December (UV index 7).
The months with the lowest UV index are July and August (UV index 5).
Average cloud cover in April
Bomi, Sierra Leone
- Average cloud cover in April: 45
The month with the most cloud cover is August (Cloud cover 87).
The month with the least cloud cover is January (Cloud cover 25).
Average visibility in April
Bomi, Sierra Leone
- Average visibility in April: 8km
The month with the highest visibility is March (9km).
The months with the lowest visibility are June, July, August, September and October (6km).





