June weather forecastYork, Sierra Leone
June
Weather in June
June, the first month of the summer in York, is also a moderately hot month, with an average temperature ranging between max 29.3°C (84.7°F) and min 25.3°C (77.5°F).Temperature
The arrival of June brings an average high-temperature of a warm 29.3°C (84.7°F), subtly diverging from May's 30.7°C (87.3°F). York observes a minimal variance in temperature, with a consistent average low of 25.3°C (77.5°F) during the nights of June.Heat index
For June, the heat index is evaluated at a sweltering 36°C (96.8°F). More protective measures are required - heat exhaustion and heat cramps are likely. Heatstroke may follow lengthy activity.Heat index specifics point out values are for conditions of shade and a slight breeze. With direct sunlight, the heat index could increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'feels like', melds the effects of warmth and moisture to generate a feeling of heat. The individual's experience of temperature can be shaped by numerous aspects such as metabolic variations, physical exertion, and attire. Direct sun exposure is noteworthy in its ability to escalate the felt temperature, potentially adding 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values are highly critical to babies and toddlers. Young ones regularly neglect the requirement for rest and fluid replenishment. Thirst is a late stage of dehydration - so, it is necessary to keep hydrated, particularly during extended periods of physical exertion.
The evaporation of sweat is a natural cooling mechanism of the human body, facilitated by perspiration. With an abundance of moisture present in the air, the process of evaporation becomes less effective, and the body fails to cool down as it should, leading to the sensation of overheating. Accumulating heat beyond the body's cooling measures leads to rising temperatures and potential ailments.
Humidity
In York, Sierra Leone, the average relative humidity in June is 82%.Rainfall
In York, Sierra Leone, in June, it is raining for 27.3 days, with typically 199mm (7.83") of accumulated precipitation. Throughout the year, there are 205.9 rainfall days, and 1507mm (59.33") of precipitation is accumulated.Daylight
With an average of 12h and 36min of daylight, June has the longest days of the year in York.On the first day of June, sunrise is at 06:33 and sunset at 19:07. On the last day of the month, sunrise is at 06:38 and sunset at 19:14 GMT.
Sunshine
In York, Sierra Leone, the average sunshine in June is 6.6h.UV index
The months with the highest UV index in York 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 unprotected exposure to Sun's UV rays for the ordinary person.Note: In June, the average maximum UV index of 7 translates into the following recommendations:
Uphold preventive measures and conform to sun safety guidelines. Defending against skin and eye harm is crucial. Limit direct sun exposure and seek shade between 10 a.m. and 4 p.m., the time of the most intense UV radiation, noting that shade structures may not provide total sun protection. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in June
York, 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
York, 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
York, 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
York, 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
York, 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
York, 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
York, 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 42min).
- 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
York, 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
York, 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
York, 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
York, 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).





