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
April
Weather in April
Temperature
The warmest month is April, with an average high-temperature of 27.6°C (81.7°F) and an average low-temperature of 17.9°C (64.2°F).Heat index
Throughout April, the heat index is computed to be a tropical 32°C (89.6°F). When exposure and activity are sustained, they could induce fatigue, with a chance of heat cramps.When considering the heat index, it's pivotal to note it is for shade and mild wind conditions. Direct sunlight might cause an increase of up to 15 Fahrenheit (8 Celsius) degrees in the heat index.
Note: The heat index, also known as 'feels like' or 'real feel', is an estimation of the warmth sensation when considering humidity levels. Elements of metabolic variation, physical activity, and clothing contribute to the effect of temperature on an individual. It is noteworthy to mention that direct sunlight exposure can augment the felt temperature, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical for babies and toddlers. Children frequently underestimate the necessity to rest and hydrate. Thirst is a late sign of dehydration - thus, it is vital to stay hydrated, particularly during lengthy physical exercises.
Humidity
In Pinnawala, the average relative humidity in April is 85%.Rainfall
In Pinnawala, in April, it is raining for 27.2 days, with typically 273mm (10.75") of accumulated precipitation. In Pinnawala, Sri Lanka, during the entire year, the rain falls for 297.4 days and collects up to 2784mm (109.61") of precipitation.Daylight
In April, the average length of the day is 12h and 17min.On the first day of April, sunrise is at 06:06 and sunset at 18:18. On the last day of the month, sunrise is at 05:54 and sunset at 18:17 +0530.
Sunshine
The average sunshine in April is 8.3h.UV index
February through September, with an average maximum UV index of 6, are months with the highest UV index in Pinnawala, Sri Lanka. A UV Index of 6 to 7 symbolizes a high health hazard from unsafe exposure to UV radiation for the average person.Note: In April, the maximum UV index of 6 suggests this advice:
Take precautions and adopt sun safety practices. Protection against sunburn is obliged. Stay out of direct sunlight and seek shade between 10 a.m. and 4 p.m., when UV radiation is strongest, but remember that shade devices may not offer full sun protection. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What month is the hottest?
What are the temperatures in April?
What is the average humidity in April in Pinnawala?
How many days does it rain in April?
What is the average length of the day in April?
When are sunrise and sunset in April?
How many hours of sunshine does Pinnawala have in April?
When is the highest UV index?
What is the UV index reading in April in Pinnawala?
Average temperature in April
Pinnawala, Sri Lanka
- Average high temperature in April: 27.6°C
The warmest month (with the highest average high temperature) is April (27.6°C).
The month with the lowest average high temperature is December (24.3°C).
- Average low temperature in April: 17.9°C
The month with the highest average low temperature is May (19.1°C).
The coldest month (with the lowest average low temperature) is February (15.3°C).
Average pressure in April
Pinnawala, Sri Lanka
- Average pressure in April: 1009.7mbar
The month with the highest atmospheric pressure is January (1011.7mbar).
The month with the lowest atmospheric pressure is June (1008.3mbar).
Average wind speed in April
Pinnawala, Sri Lanka
- Average wind speed in April: 3.3km/h
The windiest month (with the highest average wind speed) is June (9.1km/h).
The calmest month (with the lowest average wind speed) is April (3.3km/h).
Average humidity in April
Pinnawala, Sri Lanka
- Average humidity in April: 85%
The month with the highest relative humidity is November (89%).
The month with the lowest relative humidity is March (80%).
Average rainfall in April
Pinnawala, Sri Lanka
- Average rainfall in April: 273mm
The wettest month (with the highest rainfall) is October (656mm).
The driest month (with the least rainfall) is January (85mm).
Average rainfall days in April
Pinnawala, Sri Lanka
- Average rainfall days in April: 27.2 days
The month with the highest number of rainy days is May (29.8 days).
The month with the least rainy days is February (16.3 days).
Average daylight in April /
Average sunshine in April
Pinnawala, 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 2min
The month with the most sunshine is June (Average sunshine: 10h and 0min).
The month with the least sunshine is December (Average sunshine: 4h and 36min).
Average sunshine days in April
Pinnawala, Sri Lanka
- Average sunshine days in April: 1.5 days
The month with the most sunshine days is February (11 days).
The month with the least sunshine days is May (0.8 days).
Average UV index in April
Pinnawala, Sri Lanka
- Average UV index in April: 6
The months with the highest UV index are February, March, April, May, June, July, August and September (UV index 6).
The months with the lowest UV index are January, October, November and December (UV index 5).
Average cloud cover in April
Pinnawala, Sri Lanka
- Average cloud cover in April: 52
The month with the most cloud cover is November (Cloud cover 63).
The months with the least cloud cover are July and August (Cloud cover 42).
Average visibility in April
Pinnawala, Sri Lanka
- Average visibility in April: 7km
The months with the highest visibility are June, July and August (9km).
The months with the lowest visibility are November and December (6km).
