August weather forecastMuscat, Oman

August
Weather in August
In August, Muscat encounters a subtle drop in temperatures stemming from the declining summer. Temperatures, while still high, display a modest decrease, from 38.6°C (101.5°F) in July to a slightly cooler 36.2°C (97.2°F). The humidity in the atmosphere peaks, making the month perceptibly muggy. Despite a significant reduction in daylight hours, August continues to experience minimal rainfall. As August concludes, the weather exhibits signs of a mellowing heat, suggesting the gradual approach of September.Temperature
Muscat in August witnesses an average high-temperature of a still fiery hot 36.2°C (97.2°F), indicating a slight variation from July's 38.6°C (101.5°F). Muscat observes an average low-temperature of 28.4°C (83.1°F) during August.Heat index
For August, the heat index is appraised at a burning hot 53°C (127.4°F). Vigilance: Heat cramps and heat exhaustion are likely. The likelihood of heatstroke increases with continued activity.Note that heat index values are valued for light wind and location in the shade. Direct sunlight can cause a surge in the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'felt air temperature', is calculated by taking the relative humidity value for a specific location and factoring it into the air temperature reading. Elements of metabolic variation, physical activity, and clothing contribute to the effect of temperature on an individual. Awareness is key; direct sunlight can enhance the weather's impact, possibly boosting the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for babies and toddlers. Typically, children face more danger than adults as they usually perspire less. Their larger skin surface relative to their small bodies and increased heat output from their activities enhance their risk.
When it comes to cooling down, the human body's primary method is through perspiration, making use of sweat evaporation to eliminate excess heat. Under conditions of increased relative humidity, the evaporation rate lessens, causing the body to retain more heat than under less humid conditions. Overheating and potential dehydration arise when body heat gain eclipses its release capability.
Humidity
With an average relative humidity of 67%, August is the most humid month in Muscat.Rainfall
August is the last month it rains in Muscat. During 1 rainfall days, in August, Muscat aggregates 1mm (0.04") of precipitation. In Muscat, during the entire year, the rain falls for 10 days and collects up to 100mm (3.94") of precipitation.Sea temperature
In Muscat, in August, the average water temperature is 30.9°C (87.6°F).Note: The charm of diving into cool waters is arguably lost when temperatures surpass 30°C (86°F).
Daylight
In August, the average length of the day in Muscat is 12h and 56min.On the first day of the month, sunrise is at 05:36 and sunset at 18:48. On the last day of August, sunrise is at 05:48 and sunset at 18:25 +04.
Sunshine
The average sunshine in August in Muscat is 9h.UV index
April through August, with an average maximum UV index of 12, are months with the highest UV index in Muscat. A UV Index of 11, and more, symbolizes an ultimate health vulnerability from unprotected exposure to Sun's UV rays for average individuals.Note: In August, a daily maximum UV index of 12 leads to the following instructions:
Enforce every key safety measure. Those with light skin might get burns in a matter of minutes. UV radiation from the sun is at its strongest between 10 a.m. and 4 p.m. Try to limit direct exposure during these hours. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun. Broad-spectrum SPF 30+ sunscreen must be generously applied and reapplied every two hours or post any outdoor activity or swim. Heed this! UV intensity is much stronger when reflected off sand and water.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in August
Muscat, Oman
- Average high temperature in August: 36.2°C
The warmest month (with the highest average high temperature) is June (40.4°C).
The month with the lowest average high temperature is January (25.5°C).
- Average low temperature in August: 28.4°C
The month with the highest average low temperature is June (30.6°C).
The coldest month (with the lowest average low temperature) is January (17.3°C).
Average humidity in August
Muscat, Oman
- Average humidity in August: 67%
The month with the highest relative humidity is August (67%).
The month with the lowest relative humidity is May (42%).
Average rainfall in August
Muscat, Oman
- Average rainfall in August: 0.8mm
The wettest month (with the highest rainfall) is February (24.5mm).
The driest month (with the least rainfall) is September (0mm).
Average rainfall days in August
Muscat, Oman
- Average rainfall days in August: 1 days
The month with the highest number of rainy days is February (3 days).
The months with the least rainy days are May, June, July, September, October and November (0 days).
Average sea temperature in August
Muscat, Oman
- Average sea temperature in August: 30.9°C
The best month for swimming (with the highest average sea temperature) is June (31.6°C).
The coldest month (with the lowest average sea temperature) is February (23.3°C).
Average daylight in August /
Average sunshine in August
Muscat, Oman
- Average daylight in August: 12h and 54min
The month with the longest days is June (Average daylight: 13h and 36min).
The month with the shortest days is December (Average daylight: 10h and 42min).
- Average sunshine in August: 9h and 0min
The month with the most sunshine is May (Average sunshine: 11h and 12min).
The month with the least sunshine is December (Average sunshine: 8h and 36min).
Average UV index in August
Muscat, Oman
- Average UV index in August: 12
The months with the highest UV index are April, May, June, July and August (UV index 12).
The months with the lowest UV index are January and December (UV index 6).





