Hazy and dusty conditions will persist across the country on Tuesday with rainfall likely over eastern areas.
A drop in temperature in the western parts of the country would be accompanied by winds picking up through the day, according to the National Centre for Meteorology.
The fall in temperature and cloudy conditions will persist through to Thursday.
Humidity will increase at night and during the morning over the coast and interior regions along with fog and mist.
The sea will continue to be moderate to rough in the Arabian Gulf and Oman Sea.
The highest temperature on Monday was 35.5°C in Al Dhaid and the lowest the mercury dipped was 14.6°C at the Jais mountain.
Temperatures will range from 15°C to 34°C in the interior regions, 19°C to 32°C along the coast and 16°C to 29°C in the mountains.
The maximum humidity will be 65 to 80 per cent across coastal areas, 55 to 70 per cent in interior regions and between 70 to 85 per cent in the mountains.