June weather forecastKoya, Sierra Leone
June
Weather in June
June, the first month of the summer in Koya, is still a warm month, with an average temperature fluctuating between 25.3°C (77.5°F) and 29.3°C (84.7°F).Temperature
The transition from May to June sees an average high-temperature of a moderately hot 29.3°C (84.7°F), indicating a minor variance from the prior month. Koya maintains a consistent average nighttime low-temperature of 25.3°C (77.5°F) throughout June.Heat index
For most parts of June, the heat index is evaluated at a very hot 36°C (96.8°F). Additional precautions are required to avert heat cramps and heat exhaustion. Persistent activity may culminate in heatstroke.Data suggests that the heat index is set for environments in shade and with a light wind. Exposing to direct sunshine may enhance heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'felt air temperature', reflects the blend of air temperature and relative humidity to give a temperature impression. The influence of weather is personal, differing among individuals based on variations in body mass, stature, and the degree of physical exertion. Be mindful that being in direct sunlight might mean feeling hotter, with the heat index rising by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to babies and toddlers. Youngsters often neglect the necessity for rest and hydration. Thirst is a sign of advancing dehydration - thus the importance of maintaining hydration, specifically during long-lasting physical activities.
Normally, the human body cools itself through perspiration, which removes excessive heat by evaporating sweat. An elevated level of relative humidity hinders evaporation, leading to decreased heat elimination from the body, inducing a sensation of excess heat. Potential thermal conditions emerge as the body's heat gain outpaces its cooling mechanisms.
Humidity
The average relative humidity in June is 82%.Rainfall
In Koya, during June, the rain falls for 27.3 days and regularly aggregates up to 199mm (7.83") of precipitation. Throughout the year, in Koya, there are 205.9 rainfall days, and 1507mm (59.33") of precipitation is accumulated.Daylight
June has the longest days of the year in Koya, with an average of 12h and 36min of daylight.On the first day of the month, sunrise is at 06:31 and sunset at 19:08. On the last day of June, sunrise is at 06:36 and sunset at 19:15 GMT.
Sunshine
In Koya, Sierra Leone, the average sunshine in June is 6.6h.UV index
January through June, September through December, with an average maximum UV index of 7, are months with the highest UV index. A UV Index reading of 6 to 7 represents a high threat to health from unsafe exposure to UV radiation for average individuals.Note: A typical high UV index of 7 in June suggests the following recommendations:
Stand by precautions and apply sun safety measures. Evading sunburn is of great importance. Avoid direct exposure to the Sun between 10 a.m. and 4 p.m., the peak period for UV radiation, noting that objects like parasols or canopies might not offer complete sun protection. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in June
Koya, Sierra Leone
- Average high temperature in June: 29.3°C
The warmest month (with the highest average high temperature) is January (31.4°C).
The month with the lowest average high temperature is August (27.3°C).
- Average low temperature in June: 25.3°C
The month with the highest average low temperature is May (26.2°C).
The coldest month (with the lowest average low temperature) is August (23.9°C).
Average pressure in June
Koya, Sierra Leone
- Average pressure in June: 1013.3mbar
The month with the highest atmospheric pressure is July (1013.8mbar).
The months with the lowest atmospheric pressure are February and March (1010.4mbar).
Average wind speed in June
Koya, Sierra Leone
- Average wind speed in June: 9.7km/h
The windiest month (with the highest average wind speed) is August (12km/h).
The calmest month (with the lowest average wind speed) is November (6.8km/h).
Average humidity in June
Koya, Sierra Leone
- Average humidity in June: 82%
The month with the highest relative humidity is August (86%).
The month with the lowest relative humidity is January (68%).
Average rainfall in June
Koya, Sierra Leone
- Average rainfall in June: 199mm
The wettest month (with the highest rainfall) is August (391mm).
The driest month (with the least rainfall) is February (1mm).
Average rainfall days in June
Koya, Sierra Leone
- Average rainfall days in June: 27.3 days
The month with the highest number of rainy days is July (30.3 days).
The month with the least rainy days is February (0.8 days).
Average daylight in June /
Average sunshine in June
Koya, 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: 6h and 36min
The month with the most sunshine is February (Average sunshine: 9h and 54min).
The month with the least sunshine is August (Average sunshine: 4h and 48min).
Average sunshine days in June
Koya, Sierra Leone
- Average sunshine days in June: 1.5 days
The month with the most sunshine days is January (29 days).
The month with the least sunshine days is August (0.5 days).
Average UV index in June
Koya, Sierra Leone
- Average UV index in June: 7
The months with the highest UV index are January, February, March, April, May, June, September, October, November and December (UV index 7).
The months with the lowest UV index are July and August (UV index 6).
Average cloud cover in June
Koya, Sierra Leone
- Average cloud cover in June: 53
The month with the most cloud cover is August (Cloud cover 67).
The month with the least cloud cover is February (Cloud cover 11).
Average visibility in June
Koya, Sierra Leone
- Average visibility in June: 10km
The months with the highest visibility are January, February, March, April, May, June, October, November and December (10km).
The months with the lowest visibility are July, August and September (9km).





