June weather forecastCornillon, Haiti
June
Weather in June
June in Cornillon signals the start of summer, with the highest daytime temperature of the year reaching 30.3°C (86.5°F). Compared to May, June experiences a noticeable decrease in rainfall, reverting to drier conditions characteristic of summer. Extended daylight hours, coupled with optimal sunshine time, provide ample opportunities for outdoor pursuits. The balance between the warm weather and the mildly reduced rainfall makes this month highly desirable. Advancing into July, a minor increase in temperature accompanies a slight uptick in rainfall.Temperature
Cornillon's weather in June, with an average high-temperature of a tropical 30.3°C (86.5°F), subtly shifts from May's 29.1°C (84.4°F). An average low-temperature of 20.9°C (69.6°F) marks the month of June.Heat index
For June, the heat index is calculated to be a torrid 37°C (98.6°F). Exercise heightened safety, heat cramps and heat exhaustion are probable. Persistent activity may provoke heatstroke.In terms of the heat index, values are set with light wind and shade conditions in mind. If exposed to direct sunlight, the heat index could climb by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'feels like', is a calculated temperature value of how hot it feels when the moisture in the air is factored in. The impact of weather on an individual can be subjective, affected by the person's activity and heat perception, which can vary due to elements including wind, clothing, and metabolic differences. Direct exposure to the sun's rays can enhance the felt temperature, increasing the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are essentially critical 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.
In high temperatures, perspiration kicks in, allowing the human body to cool down through the evaporation of sweat. In the presence of abundant moisture in the atmosphere, the cooling process through evaporation is hindered, causing the body to feel excessively warm. Heat-related complications, like dehydration, can manifest if the body's heat gain exceeds its dissipation capacity.
Humidity
In June, the average relative humidity is 73%.Rainfall
In June, the rain falls for 19 days. Throughout June, 74mm (2.91") of precipitation is accumulated. In Cornillon, during the entire year, the rain falls for 227.4 days and collects up to 904mm (35.59") of precipitation.Daylight
With an average of 13h and 12min of daylight, June has the longest days of the year.On the first day of the month, sunrise is at 06:10 and sunset at 19:21. On the last day of June, in Cornillon, Haiti, sunrise is at 06:14 and sunset at 19:28 EDT.
Sunshine
In Cornillon, the average sunshine in June is 11.1h.UV index
With an average maximum UV index of 7, June is the month with the highest UV index. A UV Index of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV rays for average individuals.Note: The UV index of 7 during June leads to these advisories:
Skirt overexposure. People with light complexions might get scorched in under 20 minutes. 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.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in June
Cornillon, Haiti
- Average high temperature in June: 30.3°C
The warmest month (with the highest average high temperature) is August (30.9°C).
The month with the lowest average high temperature is January (27.6°C).
- Average low temperature in June: 20.9°C
The months with the highest average low temperature are August and September (21.3°C).
The coldest month (with the lowest average low temperature) is January (18.2°C).
Average pressure in June
Cornillon, Haiti
- Average pressure in June: 1015.3mbar
The month with the highest atmospheric pressure is January (1016.3mbar).
The month with the lowest atmospheric pressure is October (1012.5mbar).
Average wind speed in June
Cornillon, Haiti
- Average wind speed in June: 9.2km/h
The windiest month (with the highest average wind speed) is June (9.2km/h).
The calmest month (with the lowest average wind speed) is September (6.5km/h).
Average humidity in June
Cornillon, Haiti
- Average humidity in June: 73%
The month with the highest relative humidity is November (80%).
The month with the lowest relative humidity is February (72%).
Average rainfall in June
Cornillon, Haiti
- Average rainfall in June: 74mm
The wettest month (with the highest rainfall) is May (141mm).
The driest month (with the least rainfall) is January (12mm).
Average rainfall days in June
Cornillon, Haiti
- Average rainfall days in June: 19 days
The months with the highest number of rainy days are April and October (24.4 days).
The month with the least rainy days is January (9.9 days).
Average daylight in June /
Average sunshine in June
Cornillon, Haiti
- Average daylight in June: 13h and 12min
The month with the longest days is June (Average daylight: 13h and 12min).
The month with the shortest days is December (Average daylight: 11h and 0min).
- Average sunshine in June: 11h and 6min
The month with the most sunshine is July (Average sunshine: 11h and 18min).
The month with the least sunshine is February (Average sunshine: 7h and 12min).
Average sunshine days in June
Cornillon, Haiti
- Average sunshine days in June: 8.3 days
The month with the most sunshine days is December (19 days).
The month with the least sunshine days is April (3.3 days).
Average UV index in June
Cornillon, Haiti
- Average UV index in June: 7
The month with the highest UV index is June (UV index 7).
The months with the lowest UV index are January, February, March, April, May, July, August, September, October, November and December (UV index 6).
Average cloud cover in June
Cornillon, Haiti
- Average cloud cover in June: 25
The month with the most cloud cover is April (Cloud cover 35).
The month with the least cloud cover is December (Cloud cover 21).
Average visibility in June
Cornillon, Haiti
- Average visibility in June: 10km
The months with the highest visibility are February, March and June (10km).
The months with the lowest visibility are January, April, May, July, August, September, October, November and December (9km).





