April weather forecast
Ampitiya, Sri Lanka

April

Weather in April

April, like March, is another hot spring month in Ampitiya, Sri Lanka, with an average temperature varying between 31.2°C (88.2°F) and 20.8°C (69.4°F).

Temperature

Ampitiya's April showcases an average high-temperature of a still hot 31.2°C (88.2°F), hardly distinct from March's 31.5°C (88.7°F). Throughout April in Ampitiya, a steady low-temperature average of 20.8°C (69.4°F) is noted.

Heat index

In April, the heat index is appraised at a blistering 41°C (105.8°F). Take more safety measures, heat exhaustion and heat cramps are potential outcomes. Persistent activity might lead to heatstroke.
Evaluating the heat index requires understanding its values in the shade and with gentle winds. Exposing to direct sunshine may enhance heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'real feel', is the outcome of merging air's temperature and its humidity metrics. The effect is personal, with varied weather perceptions among individuals due to differences in body mass, stature, and physical activity. Given the impact of direct sunlight, it's noteworthy that the felt temperature can rise by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical for babies and toddlers. Young ones often do not realize the necessity to rest and replenish their fluids. Thirst is a delayed indication of dehydration - keeping hydrated, particularly in prolonged physical activity, is crucial.
The primary way humans combat excessive warmth is by perspiring, letting sweat evaporate and cool the body. When there is an excess of moisture in the atmosphere, the efficiency of the evaporation process is lessened, leading to less efficient body cooling and a sensation of overheating. Heat-related challenges, like dehydration, can be anticipated when body heat isn't managed effectively.

Humidity

In April, the average relative humidity is 79%.

Rainfall

In April, the rain falls for 27 days. Throughout April, 152mm (5.98") of precipitation is accumulated. Throughout the year, there are 278.9 rainfall days, and 1477mm (58.15") of precipitation is accumulated.

Daylight

In April, the average length of the day is 12h and 17min.
On the first day of the month, sunrise is at 06:05 and sunset at 18:17. On the last day of April, sunrise is at 05:53 and sunset at 18:15 +0530.

Sunshine

In April, the average sunshine is 9.4h.

UV index

The months with the highest UV index are January through September, November and December, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high health risk from unsafe exposure to UV radiation for the ordinary person.
Note: A maximum UV index of 6 in April translates into the following recommendations:
Continue precautions and advocate sun safety advice. Deterrence of sunburn is indispensable. Seek shade and limit direct sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation. Keep in mind that shade structures like parasols or canopies do not offer complete sun protection. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear.

Frequently asked questions

How hot is April?
An average high-temperature, in April, in Ampitiya, is 31.2°C (88.2°F) and the average low-temperature is 20.8°C (69.4°F). In April, the average heat index (a.k.a. 'felt air temperature', 'real feel'), which combines relative humidity and air temperature, is appraised at 41°C (105.8°F).
What is the average humidity in April?
In Ampitiya, the average relative humidity in April is 79%.
How much does it rain in April?
In April, the rain falls for 27 days. Throughout April, 152mm (5.98") of precipitation is accumulated.
What is the average length of the day in April?
In April, the average day length is 12h and 17min.
What time are sunrise and sunset in April?
In April, on the first day of the month, sunrise is at 06:05 and sunset at 18:17. On the last day of the month, sunrise is at 05:53 and sunset at 18:15 +0530.
How many hours of sunshine does Ampitiya have in April?
In April, the average sunshine duration is 9.4h.
What are the months with the highest UV index?
January through September, November and December, with an average maximum UV index of 6, are months with the highest UV index.
What is the UV index reading in April?
The average daily maximum UV index in April is 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from exposure to Sun's UV rays.
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
Ampitiya, 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
Ampitiya, 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
Ampitiya, 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
Ampitiya, 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
Ampitiya, 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
Ampitiya, 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
Ampitiya, 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
Ampitiya, 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
Ampitiya, 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
Ampitiya, 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
Ampitiya, 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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