April weather forecastSinaboi, Indonesia

April

Weather in April

April, like March, is another hot spring month in Sinaboi, Indonesia, with an average temperature varying between 32°C (89.6°F) and 25.9°C (78.6°F).

Temperature

In Sinaboi, the months of April, May, August and October are known for the peak temperatures, reaching an average high of 32°C (89.6°F).

Heat index

April's heat index is appraised at an extremely hot 43°C (109.4°F). Be on the lookout: Heat cramps and heat exhaustion are anticipated. Continued exertion can result in heatstroke.
Heat index specifics point out values are for conditions of shade and a slight breeze. Direct sunlight exposure may result in a rise of the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'feels like', reflects the blend of air temperature and relative humidity to give a temperature impression. An individual's perception of weather can be influenced by a variety of factors including metabolic differences, being pregnant, and their degree of physical exertion. Remember, direct sunlight exposure can heighten the heat impact and might increase the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are primarily vital for children. Young children are generally more endangered than adults, as they usually less sweat. And also, due to larger skin surface relative to their small bodies and higher heat production as a result of their activity.
Perspiring is the body's way of cooling down, particularly by allowing sweat to evaporate and take the heat with it. In the presence of elevated relative humidity, the evaporation rate decreases. This reduction leads to increased body heat retention compared to conditions of dry air. The body faces dehydration threats when its cooling efforts are outpaced by excessive heat gain.

Humidity

In Sinaboi, the average relative humidity in April is 76%.

Rainfall

In Sinaboi, in April, it is raining for 26.3 days, with typically 133mm (5.24") of accumulated precipitation. In Sinaboi, during the entire year, the rain falls for 276 days and collects up to 1334mm (52.52") of precipitation.

Snowfall

January through August, October through December are months without snowfall.

Daylight

In Sinaboi, the average length of the day in April is 12h and 10min.
On the first day of the month, sunrise is at 06:15 and sunset at 18:24. On the last day of April, sunrise is at 06:07 and sunset at 18:19 WIB.

Sunshine

In Sinaboi, the average sunshine in April is 8.7h.

UV index

The months with the highest UV index are January through December, with an average maximum UV index of 7. The months with the lowest UV index are January through December, with an average maximum UV index of 7. A UV Index reading of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV radiation for the ordinary person.
Note: During April, 7 as the daily maximum UV index converts into the following advice:
Adopt measures and apply sun safety strategies. Shielding from skin and eye damage is necessary. From 10 a.m. to 4 p.m., when UV radiation is at its strongest, limit direct exposure to the Sun and note that shade structures may not provide full sun protection. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades.

Frequently asked questions

Sinaboi witnesses its highest temperatures in April, May, August and October, reaching an average of 32°C (89.6°F).

Sinaboi in April has an average high-temperature of 32°C (89.6°F) and an average low-temperature of 25.9°C (78.6°F). In April, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which combines air temperature and relative humidity, is appraised at 43°C (109.4°F).

The average relative humidity in April is 76%.

In Sinaboi, in April, it is raining for 26.3 days, with typically 133mm (5.24") of accumulated precipitation.

In Sinaboi, snow does not fall in January through August, October through December.

In April, the average day length is 12h and 10min.

On the first day of April, sunrise is at 06:15 and sunset at 18:24. On the last day of the month, sunrise is at 06:07 and sunset at 18:19 WIB.

In Sinaboi, the average sunshine duration in April is 8.7h.

January through December, with an average maximum UV index of 7, are months with the highest UV index.

The months with the lowest UV index are January through December, with an average maximum UV index of 7.

In April, the average daily maximum UV index is 7. A UV Index value of 6 to 7 symbolizes a high health risk from unsafe 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 snowfall
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in April
Sinaboi, Indonesia

  • Average high temperature in April: 32°C

The warmest months (with the highest average high temperature) are April, May, August and October (32°C).
The month with the lowest average high temperature is December (30.5°C).

  • Average low temperature in April: 25.9°C

The month with the highest average low temperature is May (26.2°C).
The coldest months (with the lowest average low temperature) are January and February (24.6°C).

Average pressure in April
Sinaboi, Indonesia

  • Average pressure in April: 1009.3mbar

The month with the highest atmospheric pressure is January (1010.4mbar).
The month with the lowest atmospheric pressure is May (1008.7mbar).

Average wind speed in April
Sinaboi, Indonesia

  • Average wind speed in April: 6.5km/h

The windiest months (with the highest average wind speed) are July and August (7.7km/h).
The calmest month (with the lowest average wind speed) is December (6.1km/h).

Average humidity in April
Sinaboi, Indonesia

  • Average humidity in April: 76%

The month with the highest relative humidity is December (79%).
The months with the lowest relative humidity are August and September (71%).

Average rainfall in April
Sinaboi, Indonesia

  • Average rainfall in April: 133mm

The wettest month (with the highest rainfall) is December (198mm).
The driest month (with the least rainfall) is July (52mm).

Average rainfall days in April
Sinaboi, Indonesia

  • Average rainfall days in April: 26.3 days

The month with the highest number of rainy days is November (27.3 days).
The month with the least rainy days is June (16.8 days).

Average snowfall in April
Sinaboi, Indonesia

  • Average snowfall in April: 0mm

The month with the highest snowfall is September (2mm).
The months with the least snowfall are January, February, March, April, May, June, July, August, October, November and December (0mm).

Average snowfall days in April
Sinaboi, Indonesia

  • Average snowfall days in April: 0 days

The month with the highest number of snowfall days is September (0.1 days).
The months with the least snowfall days are January, February, March, April, May, June, July, August, October, November and December (0 days).

Average daylight in April /
Average sunshine in April
Sinaboi, Indonesia

  • Average daylight in April: 12h and 12min

The month with the longest days is June (Average daylight: 12h and 12min).
The month with the shortest days is December (Average daylight: 12h and 0min).

  • Average sunshine in April: 8h and 42min

The months with the most sunshine are June and July (Average sunshine: 9h and 0min).
The month with the least sunshine is December (Average sunshine: 7h and 36min).

Average sunshine days in April
Sinaboi, Indonesia

  • Average sunshine days in April: 3 days

The month with the most sunshine days is June (11.3 days).
The month with the least sunshine days is November (2.4 days).

Average UV index in April
Sinaboi, Indonesia

  • Average UV index in April: 7

The months with the highest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 7).
The months with the lowest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 7).

Average cloud cover in April
Sinaboi, Indonesia

  • Average cloud cover in April: 38

The month with the most cloud cover is November (Cloud cover 50).
The months with the least cloud cover are June and July (Cloud cover 32).

Average visibility in April
Sinaboi, Indonesia

  • 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).