January weather forecast
Bomboru, Sierra Leone

January

Weather in January

January, the same as December, in Bomboru, Sierra Leone, is another tropical winter month, with an average temperature varying between 17.6°C (63.7°F) and 33.8°C (92.8°F).

Temperature

The transition from December to January sees an average high-temperature of a still hot 33.8°C (92.8°F), indicating a minor variance from the prior month. Bomboru in January observes a substantial swing from the daily highs, with average nighttime temperatures of 17.6°C (63.7°F).

Heat index

January's average heat index is estimated at a torrid 38°C (100.4°F). Ensure extra safety measures, heat exhaustion and heat cramps are likely. Continuous activity might result in heatstroke.
Regarding the heat index, one should be aware it's determined by shaded settings and mild winds. Heat index values may surge by up to 15 Fahrenheit (8 Celsius) degrees in the presence of direct sunlight.
Note: The heat index, also known as 'felt air temperature' or 'real feel', combines both the air temperature and the humidity level to give a perceived human temperature. Elements of metabolic variation, physical activity, and clothing contribute to the effect of temperature on an individual. Realize that direct exposure to sunlight can augment the felt heat, leading to a potential increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for babies and toddlers. Children often miss understanding the importance of rest and rehydration. Thirst usually appears late during dehydration - therefore, maintaining hydration, particularly during long physical activities, is essential.
Perspiration is the human body's physiological response to high temperatures and is an attempt to lower body temperature through evaporation of sweat. 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

The least humid month is January, with an average relative humidity of 49%.

Rainfall

In Bomboru, in January, during 3.3 rainfall days, 8mm (0.31") of precipitation is typically accumulated. In Bomboru, during the entire year, the rain falls for 252.4 days and collects up to 1704mm (67.09") of precipitation.

Daylight

In Bomboru, the average length of the day in January is 11h and 43min.
On the first day of January, sunrise is at 06:55 and sunset at 18:34. On the last day of the month, sunrise is at 07:01 and sunset at 18:48 GMT.

Sunshine

The month with the most sunshine is January, with an average of 9.8h of sunshine.

UV index

January through March, with an average maximum UV index of 7, are months with the highest UV index. A UV Index value of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV radiation for the average person.
Note: A typical high UV index of 7 in January suggests the following recommendations:
Fend off overexposure. Sun protection is vital. Seek shade and limit direct Sun exposure between 10 a.m. and 4 p.m., when UV radiation is at its peak, but be aware that not all shade structures provide complete sun protection. Employ a wide-brim hat for potent defense against up to 50% of UV rays.

Frequently asked questions

How hot is it in January?
The average high-temperature, in January, in Bomboru, is 33.8°C (92.8°F), while the average low-temperature is 17.6°C (63.7°F). In January, the average heat index (a.k.a. 'apparent temperature', 'real feel'), which factors the actual air temperature with the relative humidity, is estimated at 38°C (100.4°F).
What is the least humid month?
With an average relative humidity of 49%, January is the least humid month.
What is the average humidity in January?
In Bomboru, Sierra Leone, the average relative humidity in January is 49%.
How many days does it rain in January?
In Bomboru, in January, it is raining for 3.3 days, with typically 8mm (0.31") of accumulated precipitation.
How many hours of daylight does Bomboru have in January?
In January, the average day length is 11h and 43min.
When are sunrise and sunset in January?
On the first day of January, sunrise is at 06:55 and sunset at 18:34. On the last day of the month, sunrise is at 07:01 and sunset at 18:48 GMT.
What month has the most sunshine?
The month with the most sunshine is January, with an average of 9.8h of sunshine.
How many hours of sunshine does Bomboru have in January?
The average sunshine duration in January is 9.8h.
When is the highest UV index?
The months with the highest UV index in Bomboru are January through March, with an average maximum UV index of 7.
What is the UV index intensity in January?
The average daily maximum UV index in January is 7. A UV Index estimate of 6 to 7 represents a high hazard to health from unprotected exposure to UV radiation.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in January
Bomboru, Sierra Leone
  • Average high temperature in January: 33.8°C

The warmest month (with the highest average high temperature) is March (36.1°C).
The month with the lowest average high temperature is August (26.1°C).

  • Average low temperature in January: 17.6°C

The month with the highest average low temperature is April (22.1°C).
The coldest month (with the lowest average low temperature) is December (17.5°C).

Average pressure in January
Bomboru, Sierra Leone
  • Average pressure in January: 1011.8mbar

The month with the highest atmospheric pressure is July (1014.3mbar).
The month with the lowest atmospheric pressure is March (1010.6mbar).

Average wind speed in January
Bomboru, Sierra Leone
  • Average wind speed in January: 4.5km/h

The windiest month (with the highest average wind speed) is April (5.5km/h).
The calmest month (with the lowest average wind speed) is November (3.3km/h).

Average humidity in January
Bomboru, Sierra Leone
  • Average humidity in January: 49%

The month with the highest relative humidity is August (94%).
The month with the lowest relative humidity is January (49%).

Average rainfall in January
Bomboru, Sierra Leone
  • Average rainfall in January: 8mm

The wettest month (with the highest rainfall) is August (319mm).
The driest month (with the least rainfall) is December (7mm).

Average rainfall days in January
Bomboru, Sierra Leone
  • Average rainfall days in January: 3.3 days

The month with the highest number of rainy days is August (30.8 days).
The months with the least rainy days are January and December (3.3 days).

Average daylight in January /
Average sunshine in January
Bomboru, Sierra Leone
  • Average daylight in January: 11h and 4min

The month with the longest days is June (Average daylight: 12h and 36min).
The month with the shortest days is December (Average daylight: 11h and 42min).

  • Average sunshine in January: 9h and 5min

The month with the most sunshine is January (Average sunshine: 9h and 48min).
The month with the least sunshine is August (Average sunshine: 3h and 0min).

Average sunshine days in January
Bomboru, Sierra Leone
  • Average sunshine days in January: 26.1 days

The month with the most sunshine days is January (26.1 days).
The month with the least sunshine days is September (0 days).

Average UV index in January
Bomboru, Sierra Leone
  • Average UV index in January: 7

The months with the highest UV index are January, February and March (UV index 7).
The months with the lowest UV index are June, July, August and October (UV index 5).

Average cloud cover in January
Bomboru, Sierra Leone
  • Average cloud cover in January: 13

The month with the most cloud cover is August (Cloud cover 87).
The month with the least cloud cover is January (Cloud cover 13).

Average visibility in January
Bomboru, Sierra Leone
  • Average visibility in January: 9km

The months with the highest visibility are January, February, March and December (9km).
The months with the lowest visibility are August and September (5km).

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