June weather forecastAdjuntas, PR
June
Weather in June
June ushers in summer, flagged by clear skies and longer daylight hours. Soaring temperatures set a fresh high of 85.8°F (29.9°C), indicative of the summertime heat. Simultaneously, night-time temperatures hover around 76.5°F (24.7°C) - the highest low temperature yet this year. A curb in rainfall with 1.5" (38mm) over the course of 15.1 days is also observed. The wind rate reaches 7.7mph (12.4km/h), the city's highest average wind speed for the year so far, providing much-needed relief from the weather conditions.Temperature
As June takes hold in Adjuntas, the average high-temperature is a still moderately hot 85.8°F (29.9°C), nearly mirroring that of the previous month. Adjuntas's average low-temperature in June is measured at a still moderately hot 76.5°F (24.7°C).Heat index
The heat index for June is appraised at a fiery hot 98.6°F (37°C). Take extra precautions, as heat cramps and heat exhaustion are possible. Sustained activity may result in heatstroke.It is emphasized that the heat index's values are meant for shaded zones with mild winds. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'felt air temperature', reflects the feeling of heat when considering both air temperature and humidity. The influence of weather is personal, differing among a variety of individuals based on differences in body mass, stature, and the level of physical activity. One should be aware that direct sunshine can amplify the perceived temperature, raising the heat index by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values are of high significance for children. 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, followed by sweat evaporation, is the human body's chief method to maintain a balanced temperature. Under conditions of high temperature and humidity (enhanced heat index), sweat production is compromised, exacerbating the sensation of warmth. Heat-related disorders may develop if heat gain in the body overshadows its cooling capacity, leading to elevated temperatures.
Humidity
The average relative humidity in June is 77%.Rainfall
In Adjuntas, in June, it is raining for 15.1 days, with typically 1.5" (38mm) of accumulated precipitation. In Adjuntas, during the entire year, the rain falls for 224.9 days and collects up to 23.58" (599mm) of precipitation.Snowfall
In Adjuntas, snow does not fall in January through August, October through December.Daylight
June has the longest days of the year, with an average of 13h and 12min of daylight.On the first day of the month, sunrise is at 5:50 am and sunset at 6:59 pm. On the last day of June, in Adjuntas, Puerto Rico, sunrise is at 5:54 am and sunset at 7:06 pm AST.
Sunshine
The month with the most sunshine is June, with an average of 11.3h of sunshine.UV index
April through October, with an average maximum UV index of 7, are months with the highest UV index in Adjuntas. A UV Index of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV rays for the ordinary person.Note: The maximum daily UV index of 7 during June translates into the following directions:
Dodge overexposure. Fair-skinned people can get singed in less than 20 minutes. The Sun's UV radiation is at its strongest between the hours of 10 a.m. and 4 p.m. Minimize direct exposure to the sun during this period. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in June
Adjuntas, PR
- Average high temperature in June: 85.8°F
The warmest month (with the highest average high temperature) is August (86.5°F).
The month with the lowest average high temperature is January (81.9°F).
- Average low temperature in June: 76.5°F
The months with the highest average low temperature are July, August and October (76.6°F).
The coldest month (with the lowest average low temperature) is March (71.4°F).
Average pressure in June
Adjuntas, PR
- Average pressure in June: 30"Hg
The months with the highest atmospheric pressure are January and February (30.01"Hg).
The month with the lowest atmospheric pressure is October (29.89"Hg).
Average wind speed in June
Adjuntas, PR
- Average wind speed in June: 7.7mph
The windiest month (with the highest average wind speed) is July (8mph).
The calmest month (with the lowest average wind speed) is November (5.6mph).
Average humidity in June
Adjuntas, PR
- Average humidity in June: 77%
The month with the highest relative humidity is November (80%).
The month with the lowest relative humidity is March (75%).
Average rainfall in June
Adjuntas, PR
- Average rainfall in June: 1.5"
The wettest month (with the highest rainfall) is September (3.58").
The driest month (with the least rainfall) is January (0.71").
Average rainfall days in June
Adjuntas, PR
- Average rainfall days in June: 15.1 days
The month with the highest number of rainy days is November (22.5 days).
The month with the least rainy days is February (14.8 days).
Average snowfall days in June
Adjuntas, PR
- Average snowfall days in June: 0 days
The month with the highest number of snowfall days is September (0.1 days).
The months with the least snowfall days are January, February, March, April, May, June, July, August, October, November and December (0 days).
Average daylight in June /
Average sunshine in June
Adjuntas, PR
- 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 6min).
- Average sunshine in June: 11h and 18min
The month with the most sunshine is June (Average sunshine: 11h and 18min).
The month with the least sunshine is November (Average sunshine: 7h and 6min).
Average sunshine days in June
Adjuntas, PR
- Average sunshine days in June: 12.2 days
The month with the most sunshine days is June (12.2 days).
The month with the least sunshine days is November (5.1 days).
Average UV index in June
Adjuntas, PR
- Average UV index in June: 7
The months with the highest UV index are April, May, June, July, August, September and October (UV index 7).
The months with the lowest UV index are January, February, March, November and December (UV index 6).
Average cloud cover in June
Adjuntas, PR
- Average cloud cover in June: 27
The month with the most cloud cover is May (Cloud cover 30).
The months with the least cloud cover are January and February (Cloud cover 22).
Average visibility in June
Adjuntas, PR
- Average visibility in June: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).





