April weather forecast
Sedawatta, Sri Lanka

April

Weather in April

April, like March, is another hot spring month in Sedawatta, Sri Lanka, with an average temperature fluctuating between 31.8°C (89.2°F) and 25.8°C (78.4°F).

Temperature

In Sedawatta, the months of March and April register the highest average temperatures, peaking at 31.8°C (89.2°F).

Heat index

The heat index for April is estimated at an extremely hot 42°C (107.6°F). Exercise heightened safety, heat cramps and heat exhaustion are probable. Persistent activity may provoke heatstroke.
Heat index details are generally centered around shaded locations and a mild breeze. Under direct sunshine, the heat index values might be elevated by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'real feel', marries air temperature and humidity to produce a value illustrating perceived warmth. The impact of weather is personal, differing among a variety of people based on differences in body mass, height, and the level of physical exertion. Direct sun exposure is noteworthy in its ability to escalate the felt temperature, potentially adding 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values are extremely vital to babies and toddlers. Kids often lack the knowledge about the necessity to take breaks and consume liquids. Thirst, as a late symptom of dehydration, necessitates the maintenance of hydration, particularly during enduring physical activities.
The body's self-cooling mechanism is rooted in perspiration, where evaporating sweat cools down excessive warmth. When the level of relative humidity is elevated, evaporation diminishes, causing more warmth to be retained in the body than in dry air. Potential thermal conditions emerge as the body's heat gain outpaces its cooling mechanisms.

Humidity

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

Rainfall

In April, the rain falls for 25.4 days. Throughout April, 137mm (5.39") of precipitation is accumulated. Throughout the year, in Sedawatta, Sri Lanka, there are 289.4 rainfall days, and 2262mm (89.06") of precipitation is accumulated.

Daylight

The average length of the day in April in Sedawatta 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, in Sedawatta, Sri Lanka, sunrise is at 05:56 and sunset at 18:18 +0530.

Sunshine

The average sunshine in April in Sedawatta is 8.9h.

UV index

The months with the highest UV index are January through April, July, September, November and December, with an average maximum UV index of 7. A UV Index value of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV radiation for average individuals.
Note: The UV index of 7 in April translates into these instructions:
Endorse precautions and be consistent with sun safety guidelines. Preventing sunburn is paramount. Between 10 a.m. and 4 p.m., UV radiation is strongest. Make an effort to avoid direct sunlight during this time, remembering that shade structures may not provide full sun protection. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears.

Frequently asked questions

What is the warmest month in Sedawatta?
Sedawatta's warmest season falls during March and April, averaging a high-temperature of 31.8°C (89.2°F).
How hot is it in Sedawatta in April?
In Sedawatta, 31.8°C (89.2°F) is the average high-temperature and 25.8°C (78.4°F) is the average low-temperature during April. In April, the average heat index (a.k.a. 'apparent temperature', 'real feel'), which takes the relative humidity and factors it into the air temperature reading, is estimated at 42°C (107.6°F).
What is the average humidity in April in Sedawatta?
The average relative humidity in April in Sedawatta, Sri Lanka, is 77%.
How much does it rain in Sedawatta in April?
In Sedawatta, in April, during 25.4 rainfall days, 137mm (5.39") of precipitation is typically accumulated.
What is the average length of the day in April in Sedawatta?
In Sedawatta, the average day length in April is 12h and 17min.
What time are sunrise and sunset in April in Sedawatta?
On the first day of April, 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 many hours of sunshine does Sedawatta have in April?
In April, the average sunshine duration is 8.9h.
What is the month with the highest UV index in Sedawatta?
January through April, July, September, November and December, with an average maximum UV index of 7, are months with the highest UV index.
What is the UV index intensity in April in Sedawatta?
In Sedawatta, the average daily maximum UV index in April is 7. A UV Index value of 6 to 7 symbolizes a high hazard to health 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
Sedawatta, 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).

Average pressure in April
Sedawatta, 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).

Average wind speed in April
Sedawatta, 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).

Average humidity in April
Sedawatta, 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%).

Average rainfall in April
Sedawatta, 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).

Average rainfall days in April
Sedawatta, 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).

Average daylight in April /
Average sunshine in April
Sedawatta, 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).

Average sunshine days in April
Sedawatta, 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).

Average UV index in April
Sedawatta, 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).

Average cloud cover in April
Sedawatta, 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).

Average visibility in April
Sedawatta, 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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