April weather forecast
Appallagoda, Sri Lanka

April

Weather in April

April, the same as March, in Appallagoda, Sri Lanka, is another hot spring month, with temperature in the range of an average high of 31.2°C (88.2°F) and an average low of 20.8°C (69.4°F).

Temperature

April registers an average high-temperature of a still tropical 31.2°C (88.2°F), slightly varied from March's 31.5°C (88.7°F). Appallagoda, during April, witnesses an average low-temperature of 20.8°C (69.4°F).

Heat index

The heat index value for April is estimated at an extremely hot 41°C (105.8°F). Incorporate additional safety actions, heat cramps and heat exhaustion are possible. Long-term activity may induce heatstroke.
Heat index values are typically calculated for conditions of shade and a light breeze. Heat index values may surge by up to 15 Fahrenheit (8 Celsius) degrees in the presence of direct sunlight.
Note: The heat index, also known as 'felt air temperature' or 'real feel', comes about by integrating the temperature readings with the humidity levels. The influence of weather can be personal, changing with an individual's body mass, height, and level of physical exertion. 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 of high significance for children. Kids are usually more vulnerable than adults, given their lesser sweating ability. Along with their larger skin surface relative to their small stature and the excess heat due to their activity, their risk is amplified.
The body's inherent cooling system operates through perspiration, wherein evaporating sweat offsets excessive heat. With a high level of moisture in the air, the evaporation process becomes less efficient, preventing the body from cooling down efficiently and resulting in a sensation of overheating. When heat uptake goes beyond the body's cooling mechanisms, there's a surge in body temperature, posing health risks.

Humidity

In April, the average relative humidity is 79%.

Rainfall

In April, in Appallagoda, the rain falls for 27 days. Throughout April, 152mm (5.98") of precipitation is accumulated. Throughout the year, there are 278.4 rainfall days, and 1466mm (57.72") of precipitation is accumulated.

Daylight

In Appallagoda, the average length of the day in April is 12h and 17min.
On the first day of the month, sunrise is at 06:05 and sunset at 18:16. On the last day of April, in Appallagoda, sunrise is at 05:52 and sunset at 18:15 +0530.

Sunshine

In Appallagoda, the average sunshine in April is 9.4h.

UV index

The months with the highest UV index in Appallagoda are January through September, November and December, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high health hazard from unsafe exposure to UV radiation for the ordinary person.
Note: During April, 6 as the daily maximum UV index converts into the following advice:
Persist in precautions and follow sun safety policies. Keeping sunburn at bay is imperative. Avoid direct sunlight between the hours of 10 a.m. and 4 p.m., when UV radiation is at its peak. Keep in mind that shade structures may not provide complete protection. Opt for tightly woven and loose clothing to enhance protection from the Sun.

Frequently asked questions

How hot is it in Appallagoda in April?
In April, the average high-temperature and low-temperature are 31.2°C (88.2°F) and 20.8°C (69.4°F) respectively. In April, the average heat index (a.k.a. 'apparent temperature', 'real feel'), which factors the actual air temperature with the relative humidity, is estimated at 41°C (105.8°F).
What is the average humidity in April in Appallagoda?
In Appallagoda, the average relative humidity in April is 79%.
How much does it rain in Appallagoda in April?
In Appallagoda, Sri Lanka, in April, it is raining for 27 days, with typically 152mm (5.98") of accumulated precipitation.
What is the average length of the day in April in Appallagoda?
In Appallagoda, Sri Lanka, the average day length in April is 12h and 17min.
When are sunrise and sunset in April in Appallagoda?
On the first day of April, sunrise is at 06:05 and sunset at 18:16. On the last day of the month, sunrise is at 05:52 and sunset at 18:15 +0530.
How long on average sun shines in April in Appallagoda?
The average sunshine duration in April is 9.4h.
When is the highest UV index in Appallagoda?
January through September, November and December, with an average maximum UV index of 6, are months with the highest UV index in Appallagoda, Sri Lanka.
What is the UV index reading in April in Appallagoda?
In April, the average daily maximum UV index is 6. A UV Index estimate of 6 to 7 represents a high health threat from exposure to the Sun's UV radiation.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in April
Appallagoda, Sri Lanka
  • Average high temperature in April: 31.2°C

The warmest month (with the highest average high temperature) is March (31.5°C).
The month with the lowest average high temperature is December (27.5°C).

  • Average low temperature in April: 20.8°C

The months with the highest average low temperature are May and June (21.8°C).
The coldest month (with the lowest average low temperature) is February (18.1°C).

Average pressure in April
Appallagoda, Sri Lanka
  • Average pressure in April: 1009.6mbar

The month with the highest atmospheric pressure is January (1011.8mbar).
The month with the lowest atmospheric pressure is June (1008.1mbar).

Average wind speed in April
Appallagoda, Sri Lanka
  • Average wind speed in April: 4.7km/h

The windiest month (with the highest average wind speed) is June (13.5km/h).
The calmest month (with the lowest average wind speed) is April (4.7km/h).

Average humidity in April
Appallagoda, Sri Lanka
  • Average humidity in April: 79%

The month with the highest relative humidity is December (84%).
The month with the lowest relative humidity is March (74%).

Average rainfall in April
Appallagoda, Sri Lanka
  • Average rainfall in April: 152mm

The wettest month (with the highest rainfall) is October (301mm).
The driest month (with the least rainfall) is January (38mm).

Average rainfall days in April
Appallagoda, Sri Lanka
  • Average rainfall days in April: 27 days

The month with the highest number of rainy days is May (28.6 days).
The month with the least rainy days is January (14.1 days).

Average daylight in April /
Average sunshine in April
Appallagoda, Sri Lanka
  • Average daylight in April: 12h and 2min

The month with the longest days is June (Average daylight: 12h and 30min).
The month with the shortest days is December (Average daylight: 11h and 42min).

  • Average sunshine in April: 9h and 2min

The month with the most sunshine is June (Average sunshine: 10h and 48min).
The month with the least sunshine is December (Average sunshine: 5h and 42min).

Average sunshine days in April
Appallagoda, Sri Lanka
  • Average sunshine days in April: 1.8 days

The month with the most sunshine days is January (14.8 days).
The month with the least sunshine days is May (1.2 days).

Average UV index in April
Appallagoda, Sri Lanka
  • Average UV index in April: 6

The months with the highest UV index are January, February, March, April, May, June, July, August, September, November and December (UV index 6).
The month with the lowest UV index is October (UV index 5).

Average cloud cover in April
Appallagoda, Sri Lanka
  • Average cloud cover in April: 35

The months with the most cloud cover are November and December (Cloud cover 47).
The month with the least cloud cover is March (Cloud cover 27).

Average visibility in April
Appallagoda, Sri Lanka
  • Average visibility in April: 8km

The months with the highest visibility are June, July and August (10km).
The months with the lowest visibility are January, February, March, April, November and December (8km).

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