July weather forecast
Nonagama, Sri Lanka

July, like June, is a hot summer month in Nonagama, Sri Lanka, with temperature in the range of an average high of 30.7°C (87.3°F) and an average low of 26.3°C (79.3°F).

Temperature

The commencement of July notes an average high-temperature of a still hot 30.7°C (87.3°F), exhibiting little difference from the previous month. Nonagama's nighttime temperature in July shows a minor descent, with a steady average of 26.3°C (79.3°F).

Heat index

Throughout July, the heat index is computed to be 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.
In terms of the heat index, values are set with light wind and shade conditions in mind. In the presence of direct sunshine, the heat index could be augmented by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'feels like', represents the fusion of temperature and moisture in the air to suggest how warm it feels. This effect tends to be personal, with the weather perception differing among individuals due to variations in body mass, height, and exertion. Recognize that direct exposure to the sun can escalate the heat effect, potentially adding 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values are particularly important for children. Juveniles often do not understand the need to recuperate and rehydrate. Thirst is a delayed symptom of dehydration - hence, it is vital to maintain hydration, particularly during ongoing physical activities.
Normally, the human body cools itself through perspiration, which removes excessive heat by evaporating sweat. With a lot of moisture in the air, the evaporation process is not as effective, and the body does not cool down as efficiently, creating a perception of overheating. When the body's heat gain surpasses its removal capacity, body temperature starts to climb, leading to potential heat-related ailments.

Humidity

July is the least humid month, with an average relative humidity of 74%.

Rainfall

The month with the least rainfall is July, when the rain falls for 10.6 days and typically collects 16mm (0.63") of precipitation.

Daylight

In July, the average length of the day is 12h and 26min.
On the first day of July, sunrise is at 05:55 and sunset at 18:24. On the last day of the month, sunrise is at 06:00 and sunset at 18:24 +0530.

Sunshine

The average sunshine in July is 10.8h.

UV index

The months with the highest UV index are January through September, November and December, with an average maximum UV index of 7. A UV Index reading of 6 to 7 represents a high health risk from unprotected exposure to Sun's UV rays for average individuals.
Note: In July, the average maximum UV index of 7 translates into the following recommendations:
Inhibit overexposure. Warding off sun damage is of utmost importance. The Sun's UV radiation is most intense from 10 a.m. to 4 p.m. Try to avoid direct sun exposure during these hours. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays.