June weather forecast
Sibolga, Indonesia

June marks a further transition into the summer season characterized by warmth and extended daylight hours. Another drop in rainfall value to 82mm (3.23") corroborates the trend of drying weather conditions. The city's charm is enhanced by the sunny weather, paving the way for an active outdoor environment. A notable feature of the June weather is the minimal cloud cover. As the month progresses, the conditions turn progressively sunnier, setting the stage for July.

Temperature

As Sibolga transitions into June, the average high-temperature stands at a still warm 28.8°C (83.8°F), offering little variation from the preceding month. Throughout June, the nighttime temperature averages to a pleasant 21.8°C (71.2°F).

Heat index

The heat index value during June is calculated to be a tropical 34°C (93.2°F). Take special precautions - heat exhaustion and heat cramps are expected. Heatstroke may occur with lengthy activity.
Heat index evaluations are typically in the context of light winds and shaded environments. In the presence of direct sunshine, the heat index could be augmented by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'feels like', comes about by integrating the temperature readings with the humidity levels. The individual's impression of temperature can be shaped by additional aspects such as metabolic variations, physical activity, and clothing. Always consider that direct sunlight exposure might heighten the heat's effects, pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values are primarily vital for children. Juveniles are regularly less conscious of the need to recuperate and rehydrate. Thirst is a tardy symptom of dehydration - hydration, especially during lengthy physical activities, should be maintained.

Humidity

June and July, with an average relative humidity of 78%, are the least humid months.

Rainfall

June is the month with the least rainfall. Rain falls for 17.2 days and accumulates 82mm (3.23") of precipitation.

Sea temperature

April, June and July, with an average sea temperature of 29.9°C (85.8°F), are months with the warmest seawater in Sibolga, Indonesia.
Note: Water activities in surface temperatures between 25°C (77°F) and 29°C (84.2°F) are seen as exceptional and extremely agreeable for lengthened time spans.

Daylight

With an average of 12h and 12min of daylight, June has the longest days of the year in Sibolga.
On the first day of June, sunrise is at 06:16 and sunset at 18:29. On the last day of the month, sunrise is at 06:21 and sunset at 18:35 WIB.

Sunshine

June has the most sunshine of the year in Sibolga, with an average of 9h of sunshine.

UV index

January through December, with an average maximum UV index of 6, are months with the highest UV index. The months with the lowest UV index are January through December, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high threat to health from exposure to the Sun's UV radiation for average individuals.
Note: The UV index of 6 in June translates into these instructions:
Use protective steps and abide by sun safety guidelines. Safeguarding against skin and eye harm is necessary. Stay in the shade and limit direct sun exposure between 10 a.m. and 4 p.m., when UV radiation is at its strongest. Remember, however, that not all shade structures provide full sun protection. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage. Watch out! Reflections from sand and water can surge UV radiation exposure.