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
The arrival of April records an average high-temperature of a still tropical 30.8°C (87.4°F), closely related to the 30.3°C (86.5°F) observed in March. An average nighttime temperature of 24.3°C (75.7°F) is recorded during April.Heat index
April's heat index is evaluated at a scorching 40°C (104°F). Ensure extra safety measures, heat exhaustion and heat cramps are likely. Continuous activity might result in heatstroke.For clarity, heat index numbers account for light winds and areas under shade. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'apparent temperature', marries air temperature and humidity to produce a value illustrating perceived warmth. Elements such as metabolic variations, pregnancy, and physical exertion can shape one's weather perception. 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 particularly relevant to children. Youngsters frequently overlook the need for breaks and fluid intake. Thirst is an advanced sign of dehydration - thereby highlighting the importance of keeping hydrated, particularly during long physical activities.
Sweat evaporation, driven by perspiration, is the method the human body uses to rid itself of excessive warmth. When there is abundant moisture in the air, the body's cooling through the evaporation process becomes less effective, leading to the sensation of overheating. Exceeding the body's heat disposal threshold results in a rise in body temperature and potential thermal disorders.
Humidity
The average relative humidity in April in Kaliwiru is 79%.Rainfall
In Kaliwiru, in April, during 23.6 rainfall days, 113mm (4.45") of precipitation is typically accumulated. Throughout the year, in Kaliwiru, Indonesia, there are 226.7 rainfall days, and 1000mm (39.37") of precipitation is accumulated.Daylight
In April, the average length of the day is 11h and 57min.On the first day of April in Kaliwiru, sunrise is at 05:41 and sunset at 17:43. On the last day of the month, sunrise is at 05:39 and sunset at 17:31 WIB.
Sunshine
In Kaliwiru, the average sunshine in April is 8.9h.UV index
The months with the highest UV index are February through December, with an average maximum UV index of 7. A UV Index estimate of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV rays for the average person.Note: In April, the average maximum UV index of 7 translates into the following recommendations:
Inhibit overexposure. Warding off sun damage is of utmost importance. The hours from 10 a.m. to 4 p.m. have the most intense UV radiation. As much as possible, limit direct sun exposure during this period. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear.
Frequently asked questions
How hot is April in Kaliwiru?
What is the average humidity in April in Kaliwiru?
How many days does it rain in April in Kaliwiru?
What is the average length of the day in April in Kaliwiru?
When are sunrise and sunset in April in Kaliwiru?
How many hours of sunshine does Kaliwiru have in April?
What is the month with the highest UV index in Kaliwiru?
What is the UV index intensity in April in Kaliwiru?
Average temperature in April
Kaliwiru, Indonesia
- Average high temperature in April: 30.8°C
The warmest month (with the highest average high temperature) is October (33.5°C).
The month with the lowest average high temperature is January (29.7°C).
- Average low temperature in April: 24.3°C
The month with the highest average low temperature is November (25.4°C).
The coldest month (with the lowest average low temperature) is July (23°C).
Average pressure in April
Kaliwiru, Indonesia
- Average pressure in April: 1009.8mbar
The month with the highest atmospheric pressure is September (1011.4mbar).
The month with the lowest atmospheric pressure is December (1009mbar).
Average wind speed in April
Kaliwiru, Indonesia
- Average wind speed in April: 5.8km/h
The windiest month (with the highest average wind speed) is January (10.1km/h).
The calmest month (with the lowest average wind speed) is April (5.8km/h).
Average humidity in April
Kaliwiru, Indonesia
- Average humidity in April: 79%
The month with the highest relative humidity is February (80%).
The month with the lowest relative humidity is September (66%).
Average rainfall in April
Kaliwiru, Indonesia
- Average rainfall in April: 113mm
The wettest month (with the highest rainfall) is January (163mm).
The driest month (with the least rainfall) is August (14mm).
Average rainfall days in April
Kaliwiru, Indonesia
- Average rainfall days in April: 23.6 days
The month with the highest number of rainy days is January (25.3 days).
The month with the least rainy days is August (8.9 days).
Average daylight in April /
Average sunshine in April
Kaliwiru, Indonesia
- Average daylight in April: 12h and 0min
The month with the longest days is December (Average daylight: 12h and 30min).
The month with the shortest days is June (Average daylight: 11h and 42min).
- Average sunshine in April: 8h and 5min
The month with the most sunshine is August (Average sunshine: 9h and 48min).
The month with the least sunshine is December (Average sunshine: 8h and 12min).
Average sunshine days in April
Kaliwiru, Indonesia
- Average sunshine days in April: 4.6 days
The month with the most sunshine days is August (19.7 days).
The month with the least sunshine days is November (3 days).
Average UV index in April
Kaliwiru, Indonesia
- Average UV index in April: 7
The months with the highest UV index are February, March, April, May, June, July, August, September, October, November and December (UV index 7).
The month with the lowest UV index is January (UV index 6).
Average cloud cover in April
Kaliwiru, Indonesia
- Average cloud cover in April: 35
The month with the most cloud cover is January (Cloud cover 49).
The month with the least cloud cover is August (Cloud cover 20).
Average visibility in April
Kaliwiru, Indonesia
- Average visibility in April: 9km
The months with the highest visibility are June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April and May (9km).
Kaliwiru, Indonesia
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