June weather forecastKoidu, Sierra Leone

June

Weather in June

June continues to embrace the striking attributes of the wet season set by May. The rainfall at its peak level along with humidity, reaches 171mm (6.73") and 89% respectively. The amount of daylight remains largely unchanged, yet dense clouds keep the sun's glare to a minimum, resulting in subdued sunshine levels. Despite a marginal increase in wind speed, expect damp and moist conditions to persist, causing a smooth transition to July.

Temperature

The shift into June in Koidu uncovers an average high-temperature of a moderately hot 29.3°C (84.7°F), subtly different from the previous month. In Koidu, the expected average low-temperature for June is an agreeable 21.2°C (70.2°F).

Heat index

June's mean heat index is evaluated at a torrid 38°C (100.4°F). More preventive actions are needed, risk of heat exhaustion and heat cramps is significant. Prolonged activity may trigger heatstroke.
When considering the heat index, it's pivotal to note it is for shade and mild wind conditions. Facing direct sunlight may hike up the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'real feel', is a value derived by merging air temperature with the humidity to convey how the climate feels. One's weather perception can be influenced by a range of factors including metabolic differences, being pregnant, and their level of physical activity. Being aware that direct sunlight can impact the felt heat might mean an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for babies and toddlers. Young children typically face greater hazards than adults because they do not sweat as much. Their larger skin surface in comparison to their little bodies and the high heat production from their active nature compounds their vulnerability.
To achieve cooling, the human body employs perspiration, relying on the subsequent evaporation of sweat. A surge in relative humidity can disrupt the body's normal cooling function by slowing evaporation, hence reducing the rate at which the body cools and intensifying the perception of heat. As body temperatures escalate without effective heat release, one might face dehydration threats.

Humidity

The average relative humidity in June is 89%.

Rainfall

In June, the rain falls for 29.5 days. Throughout June, 171mm (6.73") of precipitation is accumulated. In Koidu, during the entire year, the rain falls for 252.4 days and collects up to 1704mm (67.09") of precipitation.

Daylight

With an average of 12h and 36min of daylight, June has the longest days of the year.
On the first day of June in Koidu, sunrise is at 06:23 and sunset at 18:59. On the last day of the month, sunrise is at 06:29 and sunset at 19:06 GMT.

Sunshine

In June, the average sunshine is 5.6h.

UV index

The months with the lowest UV index are June through August and October, with an average maximum UV index of 5. A UV Index of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for ordinary individuals.
Note: The maximum daily UV index of 5 during June translates into the following directions:
Take care. Persons with lighter skin might suffer burns in less than 30 minutes. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim.

Frequently asked questions

The high-temperature, in June, in Koidu, is 29.3°C (84.7°F), while the low-temperature averages to 21.2°C (70.2°F). The average heat index (a.k.a. 'apparent temperature', 'feels like'), which factors the actual air temperature with the relative humidity, in June is evaluated at 38°C (100.4°F).

The average relative humidity in June is 89%.

In June, the rain falls for 29.5 days. Throughout June, 171mm (6.73") of precipitation is accumulated.

With an average of 12h and 36min of daylight, June has the longest days of the year in Koidu.

In June, the average day length is 12h and 37min.

In June, on the first day of the month, sunrise is at 06:23 and sunset at 18:59. On the last day of the month, sunrise is at 06:29 and sunset at 19:06 GMT.

In June, the average sunshine duration is 5.6h.

June through August and October, with an average maximum UV index of 5, are months with the lowest UV index.

In June, the average daily maximum UV index is 5. A UV Index estimate of 3 to 5 represents a moderate health threat from exposure to the Sun's 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 sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in June
Koidu, Sierra Leone

  • Average high temperature in June: 29.3°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 June: 21.2°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 June
Koidu, Sierra Leone

  • Average pressure in June: 1013.8mbar

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 June
Koidu, Sierra Leone

  • Average wind speed in June: 4.8km/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 June
Koidu, Sierra Leone

  • Average humidity in June: 89%

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

Average rainfall in June
Koidu, Sierra Leone

  • Average rainfall in June: 171mm

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

Average rainfall days in June
Koidu, Sierra Leone

  • Average rainfall days in June: 29.5 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 June /
Average sunshine in June
Koidu, Sierra Leone

  • Average daylight in June: 12h and 36min

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 36min).

  • Average sunshine in June: 5h and 36min

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 June
Koidu, Sierra Leone

  • Average sunshine days in June: 0.1 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 June
Koidu, Sierra Leone

  • Average UV index in June: 5

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 June
Koidu, Sierra Leone

  • Average cloud cover in June: 74

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 June
Koidu, Sierra Leone

  • Average visibility in June: 6km

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