March weather forecastBontang, Indonesia
March
Weather in March
March, the first month of the spring in Bontang, is still a tropical month, with temperature in the range of an average high of 30.2°C (86.4°F) and an average low of 25.1°C (77.2°F).Temperature
The onset of March marks an average high-temperature of a still hot 30.2°C (86.4°F), hardly differing from February's 30°C (86°F). During March, Bontang records a consistent average nighttime temperature of 25.1°C (77.2°F).Heat index
Throughout March, the heat index is calculated to be a torrid 38°C (100.4°F). Exercise special caution, heat exhaustion and heat cramps are probable. Prolonged activity may induce heatstroke.In the scope of the heat index, its values resonate with shade and light wind conditions. When exposed to the direct sun, the heat index may augment by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'feels like', is a numerical representation of warmth when taking temperature and moisture levels into account. A person's impression of weather can be affected by numerous aspects, among them metabolic variations, pregnancy, and activity levels. Taking into account that direct sunlight can boost the heat effect, the heat index may rise by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are primarily vital for children. Young ones regularly neglect the requirement for rest and fluid replenishment. Thirst is a late stage of dehydration - so, it is necessary to keep hydrated, particularly during extended periods of physical exertion.
Evaporating sweat is a key way the human body dispels excessive warmth, all thanks to the process of perspiration. Under conditions of high temperature and humidity (enhanced heat index), sweat production is compromised, exacerbating the sensation of warmth. Heat-related disorders may develop if heat gain in the body overshadows its cooling capacity, leading to elevated temperatures.
Humidity
The average relative humidity in March is 79%.Rainfall
In Bontang, during March, the rain falls for 23.7 days and regularly aggregates up to 97mm (3.82") of precipitation. Throughout the year, there are 260.5 rainfall days, and 1088mm (42.83") of precipitation is accumulated.Sea temperature
In Bontang, in March, the average water temperature is 28.5°C (83.3°F).Note: Water activities including swimming and diving at temperatures from 25°C (77°F) to 29°C (84.2°F) are deemed very pleasurable and enjoyable for extended periods, devoid of discomfort.
Daylight
The average length of the day in March is 12h and 7min.On the first day of the month, sunrise is at 06:18 and sunset at 18:25. On the last day of March, sunrise is at 06:10 and sunset at 18:17 WITA.
Sunshine
The average sunshine in March is 8.3h.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 risk from unprotected exposure to Sun's UV rays for average individuals.Note: In March, the UV index of 7 transforms into the following advice:
Steer clear of overexposure. Fair-skinned individuals can be scorched in less than 20 minutes. Stay in the shade and avoid direct Sun exposure from 10 a.m. to 4 p.m., a time when UV radiation is at its strongest, and remember that parasols or canopies do not offer full protection. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses. Note! Reflective surfaces like sand and water heighten the UV radiation levels.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in March
Bontang, Indonesia
- Average high temperature in March: 30.2°C
The warmest month (with the highest average high temperature) is October (31.1°C).
The month with the lowest average high temperature is January (29.8°C).
- Average low temperature in March: 25.1°C
The month with the highest average low temperature is May (25.7°C).
The coldest months (with the lowest average low temperature) are August and September (24.8°C).
Average pressure in March
Bontang, Indonesia
- Average pressure in March: 1009.6mbar
The month with the highest atmospheric pressure is September (1009.7mbar).
The months with the lowest atmospheric pressure are November and December (1008.4mbar).
Average wind speed in March
Bontang, Indonesia
- Average wind speed in March: 9.3km/h
The windiest month (with the highest average wind speed) is August (10.2km/h).
The calmest months (with the lowest average wind speed) are May and November (7.6km/h).
Average humidity in March
Bontang, Indonesia
- Average humidity in March: 79%
The months with the highest relative humidity are January and December (80%).
The month with the lowest relative humidity is October (76%).
Average rainfall in March
Bontang, Indonesia
- Average rainfall in March: 97mm
The wettest month (with the highest rainfall) is December (129mm).
The driest month (with the least rainfall) is September (53mm).
Average rainfall days in March
Bontang, Indonesia
- Average rainfall days in March: 23.7 days
The month with the highest number of rainy days is January (25.3 days).
The month with the least rainy days is September (18.2 days).
Average sea temperature in March
Bontang, Indonesia
- Average sea temperature in March: 28.5°C
The best month for swimming (with the highest average sea temperature) is May (29.8°C).
The coldest month (with the lowest average sea temperature) is February (28.4°C).
Average daylight in March /
Average sunshine in March
Bontang, Indonesia
- Average daylight in March: 12h and 6min
The month with the longest days is June (Average daylight: 12h and 6min).
The month with the shortest days is October (Average daylight: 12h and 6min).
- Average sunshine in March: 8h and 18min
The month with the most sunshine is September (Average sunshine: 9h and 30min).
The month with the least sunshine is January (Average sunshine: 7h and 48min).
Average sunshine days in March
Bontang, Indonesia
- Average sunshine days in March: 5.4 days
The month with the most sunshine days is September (9.2 days).
The month with the least sunshine days is January (4.8 days).
Average UV index in March
Bontang, Indonesia
- Average UV index in March: 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 March
Bontang, Indonesia
- Average cloud cover in March: 42
The month with the most cloud cover is January (Cloud cover 47).
The month with the least cloud cover is September (Cloud cover 33).
Average visibility in March
Bontang, Indonesia
- Average visibility in March: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).





