June weather forecast
Valletta, Malta

As June unfolds, summertime matures, and Valletta enjoys its first taste of near-peak temperatures. Rain virtually disappears from the city's forecast, registering only 3mm (0.12") for this month. A practically insignificant fluctuation in daylight hours masks the incremental increase in temperature. On the other hand, sea temperature too warms up to a delightful 22.7°C (72.9°F). In tandem with potent sunlight, the UV index peaks to its maximum, emphasizing caution against overexposure.

Temperature

Valletta, Malta, observes a slight uplift in the average high-temperature with the onset of June, adjusting from May's 23.3°C (73.9°F) to a still moderately hot 27.5°C (81.5°F). Throughout June, Valletta anticipates an average low-temperature of 18.4°C (65.1°F).

Rainfall

June is the last month it rains. During 1 rainfall days, in June, Valletta aggregates 3mm (0.12") of precipitation. In Valletta, during the entire year, the rain falls for 80 days and collects up to 553mm (21.77") of precipitation.

Sea temperature

In June, the average sea temperature is 22.7°C (72.9°F).
Note: Individual preferences to cold, influenced by conditions such as sunshine, wind, and surrounding temperature, play a part in the comfort of swimming in 22.7°C (72.9°F) waters. (As an aside, Olympic swimming standards dictate water temperatures from 25°C (77°F) to 28°C (82.4°F).)

Daylight

June has the longest days of the year, with an average of 14h and 36min of daylight.
On the first day of the month, sunrise is at 5:46 am and sunset at 8:13 pm. On the last day of June, in Valletta, sunrise is at 5:48 am and sunset at 8:22 pm CEST.

Sunshine

In Valletta, the average sunshine in June is 11.2h.

UV index

June and July, with an average maximum UV index of 10, are months with the highest UV index in Valletta. A UV Index of 8 to 10 symbolizes a very high threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The UV index of 10 during June translates into the following guidance:
Take special precautions, as unprotected eyes and skin can be burned and damaged quickly. Avoid exposure to the Sun and try to stay in the shade between 10 a.m. and 4 p.m., when UV radiation is most potent, but be aware that parasols or canopies may not offer full protection. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear. Before exposing yourself to the Sun, apply sunscreen with 30 SPF or higher. This safeguards against sunburn and its harmful radiation. Be attentive! The UV exposure is heightened with reflections from sand and water.