April weather forecast
Kerawalapitiya, Sri Lanka

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Weather in April

April, the same as March, in Kerawalapitiya, Sri Lanka, is a hot spring month, with temperature in the range of an average high of 31.8°C (89.2°F) and an average low of 25.8°C (78.4°F).

Temperature

In Kerawalapitiya, the warmest period comes during March and April, when the average high-temperature touches 31.8°C (89.2°F).

Heat index

For April, the heat index is computed to be a blistering 42°C (107.6°F). Undertake additional safety actions, risk of heat cramps and heat exhaustion is significant. Persistent activity may induce heatstroke.
Heat index details are generally centered around shaded locations and a mild breeze. 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', gives a temperature feeling by integrating air temperature and humidity. A person's impression of weather can be affected by numerous aspects, among them metabolic variations, pregnancy, and activity levels. In direct sunlight, the heat's impact can be heightened, potentially leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly meaningful for babies and toddlers. 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.
Perspiration is the human body's physiological response to high temperatures and is an attempt to lower body temperature through evaporation of sweat. Elevated relative humidity diminishes evaporation, thereby reducing the body's ability to shed heat and creating a feeling of being too warm. As body temperatures escalate without effective heat release, one might face dehydration threats.

Humidity

The average relative humidity in April is 77%.

Rainfall

In Kerawalapitiya, in April, it is raining for 25.4 days, with typically 137mm (5.39") of accumulated precipitation. Throughout the year, in Kerawalapitiya, there are 289.4 rainfall days, and 2262mm (89.06") of precipitation is accumulated.

Daylight

In Kerawalapitiya, the average length of the day in April is 12h and 17min.
On the first day of the month, sunrise is at 06:08 and sunset at 18:20. On the last day of April, sunrise is at 05:56 and sunset at 18:18 +0530.

Sunshine

In Kerawalapitiya, the average sunshine in April is 8.9h.

UV index

The months with the highest UV index in Kerawalapitiya, Sri Lanka, are January through April, July, September, November and December, with an average maximum UV index of 7. A UV Index reading of 6 to 7 represents a high health hazard from unsafe exposure to UV radiation for ordinary individuals.
Note: The average daily UV index of 7 in April transforms into the following instructions:
Uphold preventive measures and conform to sun safety guidelines. Defending against skin and eye harm is crucial. Make an effort to avoid direct sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation, and note that objects like parasols or canopies might not offer full sun protection. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense.
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Frequently asked questions

What is the hottest time of year in Kerawalapitiya?

Kerawalapitiya experiences its warmest period in March and April, averaging a high-temperature of 31.8°C (89.2°F).

Is it hot in Kerawalapitiya during April?

In April, in Kerawalapitiya, the average high-temperature is 31.8°C (89.2°F), and the average low-temperature is 25.8°C (78.4°F). The average heat index (a.k.a. 'apparent temperature', 'feels like'), which combines air temperature and relative humidity, in April is computed to be 42°C (107.6°F).

What is the average humidity in April in Kerawalapitiya?

In Kerawalapitiya, the average relative humidity in April is 77%.

How much does it rain in Kerawalapitiya in April?

In April, the rain falls for 25.4 days. Throughout April, 137mm (5.39") of precipitation is accumulated.

What is the average length of the day in April in Kerawalapitiya?

The average day length in April in Kerawalapitiya, Sri Lanka, is 12h and 17min.

When are sunrise and sunset in April in Kerawalapitiya?

In April, on the first day of the month, sunrise is at 06:08 and sunset at 18:20. On the last day of the month, sunrise is at 05:56 and sunset at 18:18 +0530.

How long on average sun shines in April in Kerawalapitiya?

The average sunshine duration in April in Kerawalapitiya, Sri Lanka, is 8.9h.

What is the month with the highest UV index in Kerawalapitiya?

January through April, July, September, November and December, with an average maximum UV index of 7, are months with the highest UV index in Kerawalapitiya.

What is the UV index intensity in April in Kerawalapitiya?

In Kerawalapitiya, Sri Lanka, the average daily maximum UV index in April is 7. A UV Index of 6 to 7 symbolizes a high health vulnerability from exposure to Sun's UV rays.

Average temperature in April
Kerawalapitiya, Sri Lanka

Average temperature in April - Kerawalapitiya, Sri Lanka
  • Average high temperature in April: 31.8°C

The warmest months (with the highest average high temperature) are March and April (31.8°C).
The months with the lowest average high temperature are July and August (28.9°C).

  • Average low temperature in April: 25.8°C

The month with the highest average low temperature is May (26.3°C).
The coldest month (with the lowest average low temperature) is January (23.1°C).

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Average pressure in April
Kerawalapitiya, Sri Lanka

Average pressure in April - Kerawalapitiya, Sri Lanka
  • Average pressure in April: 1009.7mbar

The month with the highest atmospheric pressure is January (1011.6mbar).
The month with the lowest atmospheric pressure is May (1008.6mbar).

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Average wind speed in April
Kerawalapitiya, Sri Lanka

Average wind speed in April - Kerawalapitiya, Sri Lanka
  • Average wind speed in April: 8.6km/h

The windiest month (with the highest average wind speed) is June (15.1km/h).
The calmest month (with the lowest average wind speed) is March (8km/h).

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Average humidity in April
Kerawalapitiya, Sri Lanka

Average humidity in April - Kerawalapitiya, Sri Lanka
  • Average humidity in April: 77%

The months with the highest relative humidity are June, July and August (83%).
The months with the lowest relative humidity are January and February (74%).

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Average rainfall in April
Kerawalapitiya, Sri Lanka

Average rainfall in April - Kerawalapitiya, Sri Lanka
  • Average rainfall in April: 137mm

The wettest month (with the highest rainfall) is June (341mm).
The driest month (with the least rainfall) is January (40mm).

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Average rainfall days in April
Kerawalapitiya, Sri Lanka

Average rainfall days in April - Kerawalapitiya, Sri Lanka
  • Average rainfall days in April: 25.4 days

The month with the highest number of rainy days is August (30.2 days).
The month with the least rainy days is January (11.6 days).

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Average daylight in April /
Average sunshine in April
Kerawalapitiya, Sri Lanka

Average daylight in April / Average sunshine in April - Kerawalapitiya, 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: 8h and 5min

The month with the most sunshine is January (Average sunshine: 9h and 6min).
The month with the least sunshine is November (Average sunshine: 6h and 42min).

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Average sunshine days in April
Kerawalapitiya, Sri Lanka

Average sunshine days in April - Kerawalapitiya, Sri Lanka
  • Average sunshine days in April: 2.6 days

The month with the most sunshine days is January (17.2 days).
The months with the least sunshine days are June and August (0.3 days).

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Average UV index in April
Kerawalapitiya, Sri Lanka

Average UV index in April - Kerawalapitiya, Sri Lanka
  • Average UV index in April: 7

The months with the highest UV index are January, February, March, April, July, September, November and December (UV index 7).
The months with the lowest UV index are May, June, August and October (UV index 6).

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Average cloud cover in April
Kerawalapitiya, Sri Lanka

Average cloud cover in April - Kerawalapitiya, Sri Lanka
  • Average cloud cover in April: 40

The month with the most cloud cover is June (Cloud cover 57).
The month with the least cloud cover is January (Cloud cover 24).

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Average visibility in April
Kerawalapitiya, Sri Lanka

Average visibility in April - Kerawalapitiya, Sri Lanka
  • Average visibility in April: 10km

The months with the highest visibility are January, February, March, April and December (10km).
The months with the lowest visibility are May, June, July, August, September, October and November (9km).

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Kerawalapitiya, Sri Lanka

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