June weather forecast
Jember, Indonesia

June in Jember maintains the trend of dry weather set in May, with a further decrease in rainfall and humidity. It highlights one of the driest times of the year, punctuated by an average of 14.2 rainy days. Excellently, the sunshine-filled days increase as the number of daylight hours remains steady. During this period, ambient temperature and pressure show moderate stability, reflecting the gradual climatic change to a much drier season. Towards the end of June, the weather remains predominantly sunny, with the occasional clouds making an appearance.

Temperature

The unfolding of June in Jember shows an average high-temperature of a still tropical 30.8°C (87.4°F), indicating a slight variance from May's 30.8°C (87.4°F). Throughout the month of June, Jember sees a steady low-temperature average of 22°C (71.6°F).

Heat index

June's heat index is estimated at a scorching 40°C (104°F). Take additional safety steps, risk of heat exhaustion and heat cramps is notable. Prolonged activity may cause heatstroke.
It is crucial to understand that heat index figures are for shade and gentle wind conditions. An exposure to direct sunlight may lift the heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'felt air temperature', is a value derived by merging air temperature with the humidity to convey how the climate feels. Elements such as metabolic variations, pregnancy, and physical exertion can influence one's weather perception. With the sun shining directly, it's crucial to understand that it can increase the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values hold great significance to 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.
The human body normally cools itself by perspiration. Excessive warmth is eliminated from the body by evaporation of sweat. When the relative humidity is high, the evaporation rate is reduced. The warmth is removed from the body at a lower rate, causing the body to retain more heat than it would in dry air. Elevated heat gain compared to the body's release capability poses risks of dehydration and potential overheating.

Humidity

In June, the average relative humidity is 78%.

Rainfall

In Jember, in June, during 14.2 rainfall days, 34mm (1.34") of precipitation is typically accumulated. In Jember, during the entire year, the rain falls for 247.8 days and collects up to 1536mm (60.47") of precipitation.

Daylight

June has the shortest days of the year in Jember, Indonesia, with an average of 11h and 42min of daylight.
On the first day of June in Jember, sunrise is at 05:32 and sunset at 17:13. On the last day of the month, sunrise is at 05:39 and sunset at 17:18 WIB.

Sunshine

The average sunshine in June is 9.4h.

UV index

February, April through December, with an average maximum UV index of 7, are months with the highest UV index. A UV Index reading of 6 to 7 represents a high health risk from exposure to the Sun's UV rays for the ordinary person.
Note: The maximum UV index of 7 during June translates into these guidelines:
Adopt measures and apply sun safety strategies. Shielding from skin and eye damage is necessary. Remember that the sun's UV radiation is strongest between 10 a.m. and 4 p.m. Make an effort to avoid direct sun exposure during these hours. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration.