Contents
- Weather in April
- Frequently asked questions
- Average temperature in April
- Average pressure in April
- Average wind speed in April
- Average humidity in April
- Average rainfall in April
- Average rainfall days in April
- Average daylight in April
- Average sunshine in April
- Average sunshine days in April
- Average UV index in April
- Average cloud cover in April
- Average visibility in April
Weather in April
Temperature
April is Nonagama's warmest month, registering average high temperatures of 31.1°C (88°F) and lows of 26°C (78.8°F).Heat index
April's heat index is computed to be a blistering 40°C (104°F). Extra safeguards are necessary to prevent heat exhaustion and heat cramps. Prolonged activity might cause heatstroke.The metrics for the heat index are tailored for both shady environments and light winds. Facing direct sunlight may hike up the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'felt air temperature', is an index that combines air temperature and relative humidity to determine the human-perceived temperature equivalent. Additional elements including metabolic differences, the level of physical activity, and attire have a role in shaping the individual's temperature perception. Keep aware, the sun, when shining directly, can intensify the heat experience, pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values are of high significance for children. Young ones often underestimate the need for rest and rehydration. Thirst appears late in dehydration - hence, it is important to keep hydrated, particularly during prolonged physical activities.
Sweat evaporation plays a crucial role in cooling the human body, a process enabled by perspiration. Elevated relative humidity diminishes evaporation, thereby reducing the body's ability to shed heat and creating a feeling of being too warm. Overheating risks increase with rising body temperatures, especially if heat release isn't efficient.
Humidity
In Nonagama, Sri Lanka, the average relative humidity in April is 77%.Rainfall
In April, the rain falls for 22.8 days. Throughout April, 109mm (4.29") of precipitation is accumulated. Throughout the year, there are 192.9 rainfall days, and 942mm (37.09") of precipitation is accumulated.Daylight
The average length of the day in April in Nonagama is 12h and 16min.On the first day of the month, sunrise is at 06:04 and sunset at 18:15. On the last day of April, in Nonagama, sunrise is at 05:53 and sunset at 18:13 +0530.
Sunshine
In April, the average sunshine is 10.2h.UV index
January through September, November and December, with an average maximum UV index of 7, are months with the highest UV index in Nonagama. A UV Index estimate of 6 to 7 represents a high health hazard from unsafe exposure to UV radiation for the ordinary person.Note: The maximum UV index of 7 during April leads to these instructions:
Prevent overexposure. Protection from the sun's harmful effects is needed. It's important to stay in the shade and limit exposure to the sun from 10 a.m. to 4 p.m., when UV radiation is most intense, although remember that shade structures may not provide full sun protection. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized.
Frequently asked questions
What month is the hottest in Nonagama?
How hot does it get in Nonagama in April?
What is the average humidity in April in Nonagama?
How many days does it rain in April in Nonagama?
What is the average length of the day in April in Nonagama?
What time are sunrise and sunset in April in Nonagama?
How long on average sun shines in April in Nonagama?
What is the month with the highest UV index in Nonagama?
How high is the UV index in April in Nonagama?
Average temperature in April
Nonagama, Sri Lanka
- Average high temperature in April: 31.1°C
The warmest month (with the highest average high temperature) is April (31.1°C).
The month with the lowest average high temperature is December (29°C).
- Average low temperature in April: 26°C
The month with the highest average low temperature is May (26.7°C).
The coldest month (with the lowest average low temperature) is January (23.9°C).
Average pressure in April
Nonagama, Sri Lanka
- Average pressure in April: 1009.8mbar
The month with the highest atmospheric pressure is January (1011.5mbar).
The month with the lowest atmospheric pressure is May (1008.6mbar).
Average wind speed in April
Nonagama, Sri Lanka
- Average wind speed in April: 12km/h
The windiest month (with the highest average wind speed) is June (26.4km/h).
The calmest month (with the lowest average wind speed) is November (11.7km/h).
Average humidity in April
Nonagama, Sri Lanka
- Average humidity in April: 77%
The months with the highest relative humidity are November and December (79%).
The month with the lowest relative humidity is July (74%).
Average rainfall in April
Nonagama, Sri Lanka
- Average rainfall in April: 109mm
The wettest month (with the highest rainfall) is November (182mm).
The driest month (with the least rainfall) is July (16mm).
Average rainfall days in April
Nonagama, Sri Lanka
- Average rainfall days in April: 22.8 days
The month with the highest number of rainy days is November (25.3 days).
The month with the least rainy days is July (10.6 days).
Average daylight in April /
Average sunshine in April
Nonagama, 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 48min).
- Average sunshine in April: 10h and 1min
The month with the most sunshine is June (Average sunshine: 11h and 18min).
The month with the least sunshine is December (Average sunshine: 6h and 36min).
Average sunshine days in April
Nonagama, Sri Lanka
- Average sunshine days in April: 4.7 days
The month with the most sunshine days is January (18.3 days).
The month with the least sunshine days is November (3.6 days).
Average UV index in April
Nonagama, Sri Lanka
- Average UV index in April: 7
The months with the highest UV index are January, February, March, April, May, June, July, August, September, November and December (UV index 7).
The month with the lowest UV index is October (UV index 6).
Average cloud cover in April
Nonagama, Sri Lanka
- Average cloud cover in April: 29
The month with the most cloud cover is November (Cloud cover 40).
The month with the least cloud cover is March (Cloud cover 21).
Average visibility in April
Nonagama, Sri Lanka
- Average visibility in April: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October and December (10km).
The month with the lowest visibility is November (9km).
Nonagama, Sri Lanka
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