The weather is expected to be mostly clear on Friday, with some isolated showers set to affect eastern areas and the mountains later in the afternoon.
The met office said that there will be increased cloud cover in the western areas of the island, followed by isolated storms in the mountains and in some eastern areas.
Temperatures are expected to rise to 37 degrees inland, 35 on the northern coast, 34 on the eastern coast, 32 on the rest of the coast, and 29 degrees in the mountains.
In the evening the weather is set to be mostly clear, and temperatures are set to fall to 22 degrees Celsius inland, 24 on the coast, and 17 degrees in the mountains.
Rain is expected on Saturday afternoon.