June weather forecast
San Juan Bautista, Guatemala

The first month of the summer, June, is still a warm month in San Juan Bautista, Guatemala, with an average temperature fluctuating between 29.3°C (84.7°F) and 19.9°C (67.8°F).

Temperature

June's onset records a minor alteration in the average high-temperature to a warm 29.3°C (84.7°F) from May's 30°C (86°F). In June, the nighttime temperature in San Juan Bautista, Guatemala, lowers to an average of 19.9°C (67.8°F).

Heat index

Throughout June, the heat index is evaluated at a fiery hot 35°C (95°F). Undertake special precautions, the probability of heat exhaustion and heat cramps is high. Prolonged activity may provoke heatstroke.
When considering the heat index, it's pivotal to note it is for shade and mild wind conditions. Heat index values can rise by 15 Fahrenheit (8 Celsius) degrees when in direct sunlight.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', is a calculation that merges air temperature and relative humidity to depict the sensation of warmth. A person's impression of weather can be affected by numerous aspects, among them metabolic variations, pregnancy, and activity levels. 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 particularly meaningful for babies and toddlers. Children often do not understand the need to rest and hydrate. Thirst is a late manifestation of dehydration - therefore, it is essential to stay hydrated, particularly during prolonged physical activities.
By perspiring, the human body can shed its excessive warmth since evaporated sweat cools it off. An elevated level of relative humidity hinders evaporation, leading to decreased heat elimination from the body, inducing a sensation of excess heat. Elevated heat gain compared to the body's release capability poses risks of dehydration and potential overheating.

Humidity

In San Juan Bautista, the average relative humidity in June is 77%.

Rainfall

In June, in San Juan Bautista, the rain falls for 26.8 days. Throughout June, 242mm (9.53") of precipitation is accumulated. In San Juan Bautista, during the entire year, the rain falls for 222.8 days and collects up to 1491mm (58.7") of precipitation.

Daylight

With an average of 13h and 0min of daylight, June has the longest days of the year.
On the first day of June in San Juan Bautista, Guatemala, sunrise is at 05:34 and sunset at 18:30. On the last day of the month, sunrise is at 05:39 and sunset at 18:37 CST.

Sunshine

In June, the average sunshine in San Juan Bautista, Guatemala, is 10.5h.

UV index

January through December, with an average maximum UV index of 6, are months with the highest UV index in San Juan Bautista. January through December, with an average maximum UV index of 6, are months with the lowest UV index. A UV Index value of 6 to 7 symbolizes a high health risk from unprotected exposure to Sun's UV rays for the average person.
Note: In June, an average UV index of 6 transforms into the following instructions:
Stand by precautions and apply sun safety measures. Evading sunburn is of great importance. The Sun's UV radiation is most intense from 10 a.m. to 4 p.m. Try to avoid direct sun exposure during these hours. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days.