July weather forecast
Sai Wan, Hong Kong

July takes the baton from June, continuing the warm summer extravaganza in Sai Wan. This month sees the city dipping into languid afternoon siestas under the balmy weather. The marine cityscape resonates with the high-pitched call of seagulls, their symphony in perfect cadence with the sizzling weather. The city's weather patterns reach their crescendo in July with temperatures hitting a high of 30.1°C (86.2°F). Along with the heat, the charm and allure define Sai Wan's summer.

Temperature

Stepping into July, Sai Wan records an average high-temperature of a hot 30.1°C (86.2°F), almost consistent with June. Sai Wan notes a steady average temperature of 27.6°C (81.7°F) during the nights of July.

Heat index

In July, the average heat index is appraised at a fiery hot 38°C (100.4°F). Take more safety measures, heat exhaustion and heat cramps are potential outcomes. Persistent activity might lead to heatstroke.
It is crucial to understand that heat index figures are for shade and gentle wind conditions. Direct sunshine exposure could raise heat index values by as much as 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'felt air temperature', gauges the sensation of temperature factoring in the air's moisture content. A person's impression of weather can be affected by numerous aspects, among them metabolic variations, pregnancy, and activity levels. Being aware that direct sunlight can impact the felt heat might mean an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for children. Kids frequently fail to realize the necessity for resting and hydrating. Thirst is an advanced indication of dehydration - hence, maintaining hydration, especially during extended physical activities, becomes essential.
One way the human body deals with excessive warmth is by perspiring and allowing sweat to evaporate. In the presence of elevated relative humidity, the evaporation rate decreases. This reduction leads to increased body heat retention compared to conditions of dry air. Overheating and potential dehydration arise when body heat gain eclipses its release capability.

Humidity

The average relative humidity in July in Sai Wan is 80%.

Rainfall

In Sai Wan, during July, the rain falls for 26.8 days and regularly aggregates up to 192mm (7.56") of precipitation. In Sai Wan, during the entire year, the rain falls for 224.5 days and collects up to 1264mm (49.76") of precipitation.

Daylight

In July, the average length of the day in Sai Wan is 13h and 21min.
On the first day of July, sunrise is at 05:43 and sunset at 19:11. On the last day of the month, sunrise is at 05:55 and sunset at 19:04 HKT.

Sunshine

With an average of 10h of sunshine, July has the most sunshine of the year in Sai Wan.

UV index

May through September, with an average maximum UV index of 7, are months with the highest UV index. A UV Index estimate of 6 to 7 represents a high health hazard from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The UV index of 7 during July translates into the following guidance:
Fend off overexposure. Sun protection is vital. UV radiation from the Sun is most intense between 10 a.m. and 4 p.m. Try to avoid direct sunlight during this period. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades.