September weather forecast
Kozhikode, India

The last month of the rainy (monsoon) season, September, is another warm month in Kozhikode, India, with an average temperature ranging between min 22.8°C (73°F) and max 29.5°C (85.1°F).

Temperature

The commencement of September brings an average high-temperature of a still moderately hot 29.5°C (85.1°F), marking an inconsequential divergence from August. Kozhikode throughout September, experiences an average nighttime temperature of 22.8°C (73°F).

Heat index

In September, the heat index is calculated to be a very hot 38°C (100.4°F). Take extra safety measures to prevent heat exhaustion and heat cramps. Heatstroke could follow lengthy activity.
It is essential to grasp that the heat index's numbers are for shade and light wind settings. The direct sunshine could escalate the heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'real feel', is a value derived by merging air temperature with the humidity to convey how the climate feels. Elements such as metabolic variations, being pregnant, and physical activity can impact one's weather perception. It is essential to realize that direct sunlight can escalate the perceived temperature, increasing the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially vital to children. Young ones are generally more prone to risk than adults due to their reduced ability to sweat. Their large skin surface area relative to their diminutive bodies and elevated heat production from their activities further enhance this risk.
For the human body, perspiration is the go-to method to regulate temperature, using sweat's evaporation to dissipate warmth. A surge in relative humidity can disrupt the body's normal cooling function by slowing evaporation, hence reducing the rate at which the body cools and intensifying the perception of heat. If the body retains more heat than it can expel, the increasing temperature can lead to heat-related conditions.

Humidity

In September, the average relative humidity in Kozhikode is 86%.

Rainfall

In Kozhikode, in September, it is raining for 13 days, with typically 132mm (5.2") of accumulated precipitation. Throughout the year, there are 125.9 rainfall days, and 3130mm (123.23") of precipitation is accumulated.

Sea temperature

In Kozhikode, the average seawater temperature in September is 27.4°C (81.3°F).
Note: Water surface temperatures from 25°C (77°F) to 29°C (84.2°F) are considered optimal and extremely delightful for long-lasting pleasure in any water activity.

Daylight

The average length of the day in September is 12h and 11min.
On the first day of September, sunrise is at 6:16 am and sunset at 6:36 pm. On the last day of the month, sunrise is at 6:15 am and sunset at 6:17 pm IST.

Sunshine

In Kozhikode, the average sunshine in September is 6h.

UV index

February through October, with an average maximum UV index of 12, are months with the highest UV index. A UV Index estimate of 11, and higher, represents an ultimate health vulnerability from exposure to the Sun's UV radiation for average individuals.
Note: In September, the average maximum UV index of 12 translates into the following recommendations:
Employ all crucial safeguards, unprotected skin could burn rapidly. The Sun's UV radiation is most potent between the hours of 10 a.m. and 4 p.m. Try to avoid direct sunlight during this time. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes. Frequent application of a broad-spectrum SPF 30+ sunscreen is crucial, reapply it every two hours or immediately post swimming or outdoor exercise. Stay aware! UV radiation is magnified when reflecting off sand and water.