July weather forecast
Devinuwara, Sri Lanka

July, the same as June, is a moderately hot summer month in Devinuwara, Sri Lanka, with an average temperature ranging between min 25.6°C (78.1°F) and max 29.6°C (85.3°F).

Temperature

The dawn of July registers an average high temperature of a still moderately hot 29.6°C (85.3°F), nearly the same as the 29.6°C (85.3°F) observed in June. Devinuwara maintains a near steady average temperature of 25.6°C (78.1°F) during the nights of July, demonstrating little drop from daytime highs.

Heat index

In July, the average heat index is appraised at a sweltering 36°C (96.8°F). Use additional protective measures, heat cramps and heat exhaustion are possible outcomes. Continuous activity might lead to heatstroke.
Records show heat index calculations are tailored for shaded regions and mild winds. Direct sunlight might lead to a heat index increase by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'feels like', is found by incorporating humidity levels into the air temperature measurement. Factors encompassing physical activity, clothing, and metabolic differences have a role in shaping the individual's impression of temperature. It is noteworthy to mention that direct sunlight exposure can augment the felt temperature, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to 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.
Evaporating sweat, an outcome of perspiration, is key in assisting the human body to moderate its temperature. When relative humidity is at high levels, the evaporation rate lessens, causing the body to keep more heat than it would in less humid conditions. Potential thermal conditions emerge as the body's heat gain outpaces its cooling mechanisms.

Humidity

In Devinuwara, the average relative humidity in July is 79%.

Rainfall

In Devinuwara, in July, during 11.8 rainfall days, 29mm (1.14") of precipitation is typically accumulated. In Devinuwara, during the entire year, the rain falls for 180 days and collects up to 509mm (20.04") of precipitation.

Daylight

In July, the average length of the day in Devinuwara is 12h and 26min.
On the first day of July in Devinuwara, sunrise is at 05:57 and sunset at 18:25. On the last day of the month, sunrise is at 06:02 and sunset at 18:25 +0530.

Sunshine

The average sunshine in July is 8.5h.

UV index

January through December, with an average maximum UV index of 7, are months with the highest UV index in Devinuwara. January through December, with an average maximum UV index of 7, are months with the lowest UV index. A UV Index value of 6 to 7 symbolizes a high threat to health from unprotected exposure to Sun's UV rays for the ordinary person.
Note: In July, a daily UV index of 7 turns into the following recommendations:
Eschew overexposure. Those with light skin may suffer burns in fewer than 20 minutes. Between 10 a.m. and 4 p.m., UV radiation is strongest. Make an effort to avoid direct sunlight during this time, remembering that shade structures may not provide full sun protection. Employ a hat with a wide brim for robust protection, cutting UV exposure by half.