September weather forecastJhapa, Nepal

Weather in September

September, the first month of the autumn in Jhapa, is also a moderately hot month, with an average temperature ranging between min 23°C (73.4°F) and max 29.5°C (85.1°F).

Temperature

The average high-temperature during September registers at a moderately hot 29.5°C (85.1°F), maintaining a close resemblance to the previous month. In Jhapa, in September, the average low-temperature is a still warm 23°C (73.4°F).

Heat index

Throughout September, the heat index is appraised at a fiery hot 36°C (96.8°F). Exercise increased caution, heat cramps and heat exhaustion are potential hazards. Continuous activity could lead to heatstroke.
Take into consideration that the heat index values are calculated for shade and light wind conditions. The heat index may experience an enhancement of 15 Fahrenheit (8 Celsius) degrees under direct sunlight.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', reflects the feeling of heat when considering both air temperature and humidity. Additional elements encompassing metabolic differences, the degree of physical activity, and attire can impact the individual's perception of temperature. The sun, when shining directly, can have a significant impact on the perceived temperature, increasing the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular importance for children. Children often fail to understand the importance of rest and rehydration. Thirst is a late manifestation of dehydration - hence, it is crucial to stay hydrated, especially during ongoing physical activities.
Humans rely on perspiration as a cooling mechanism, wherein the evaporating sweat counteracts excessive warmth. When the air contains significant moisture, the efficiency of the evaporation process decreases, preventing the body from cooling down effectively and creating a feeling of overheating. Heat-related complications, like dehydration, can manifest if the body's heat gain exceeds its dissipation capacity.

Humidity

In September, the average relative humidity is 79%.

Rainfall

In Jhapa, during September, the rain falls for 27.7 days and regularly aggregates up to 303mm (11.93") of precipitation. Throughout the year, there are 207.7 rainfall days, and 2007mm (79.02") of precipitation is accumulated.

Daylight

The average length of the day in September is 12h and 19min.
On the first day of September, sunrise is at 5:33 am and sunset at 6:13 pm. On the last day of the month, sunrise is at 5:45 am and sunset at 5:41 pm +0545.

Sunshine

The average sunshine in September in Jhapa is 8.4h.

UV index

The average daily maximum UV index in September is 6. A UV Index estimate of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV rays for the average person.
Note: In September, the maximum UV index of 6 transforms into these recommendations:
Persist in precautions and follow sun safety policies. Keeping sunburn at bay is imperative. Seek shade and limit direct Sun exposure between 10 a.m. and 4 p.m., when UV radiation is at its peak, but be aware that not all shade structures provide complete sun protection. Employ a hat with a wide brim for robust protection, cutting UV exposure by half.