May weather forecastSempong, Indonesia
May
Weather in May
The last month of the autumn, May, is another hot month in Sempong, Indonesia, with temperature in the range of an average low of 24.4°C (75.9°F) and an average high of 30.1°C (86.2°F).Temperature
With the onset of May, a modest change to a still hot 30.1°C (86.2°F) from April's 30°C (86°F) is noted in high-temperature. During the nights in May, Sempong experiences a consistent average temperature of 24.4°C (75.9°F).Heat index
Throughout May, the heat index is appraised at a very hot 37°C (98.6°F). Undertake enhanced precautions, heat exhaustion and heat cramps are possible risks. Continuous activity could trigger heatstroke.Records show heat index calculations are tailored for shaded regions and mild winds. Exposure to unobstructed sunshine could lead to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', determines the feeling of heat when you account for the relative humidity. The individual's impression of temperature can be shaped by additional aspects such as metabolic variations, physical activity, and clothing. You should know that direct sun exposure can heighten weather effects, potentially elevating the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely vital to babies and toddlers. Young ones often ignore the need to take a break and drink fluids. Thirst is a late-stage symptom of dehydration - hence, maintaining hydration, particularly during extended physical activities, is crucial.
Perspiration, which is the evaporation of sweat, is a primary way the human body manages and dispels excessive warmth. Greater relative humidity lessens the rate of evaporation, thus decreasing the body's heat dispersal, which gives rise to a sensation of overheating. Overheating risks increase with rising body temperatures, especially if heat release isn't efficient.
Humidity
In Sempong, Indonesia, the average relative humidity in May is 77%.Rainfall
In Sempong, Indonesia, in May, it is raining for 20.5 days, with typically 72mm (2.83") of accumulated precipitation. Throughout the year, there are 244.1 rainfall days, and 1216mm (47.87") of precipitation is accumulated.Daylight
In May, the average length of the day is 11h and 49min.On the first day of the month, sunrise is at 05:46 and sunset at 17:38. On the last day of May, in Sempong, sunrise is at 05:50 and sunset at 17:35 WIB.
Sunshine
The average sunshine in May in Sempong is 9.2h.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 exposure to the Sun's UV radiation for the average person.Note: In May, a regular UV index of 7 translates into these guidelines:
Endorse precautions and be consistent with sun safety guidelines. Preventing sunburn is paramount. Avoid direct Sun exposure and seek shade between 10 a.m. and 4 p.m., when UV radiation is at its peak, but keep in mind that not all shade structures provide complete protection. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Sempong, Indonesia
- Average high temperature in May: 30.1°C
The warmest month (with the highest average high temperature) is October (31.4°C).
The month with the lowest average high temperature is February (29.3°C).
- Average low temperature in May: 24.4°C
The month with the highest average low temperature is December (25.2°C).
The coldest month (with the lowest average low temperature) is August (22.5°C).
Average pressure in May
Sempong, Indonesia
- Average pressure in May: 1009.9mbar
The month with the highest atmospheric pressure is September (1011.4mbar).
The month with the lowest atmospheric pressure is December (1009.2mbar).
Average wind speed in May
Sempong, Indonesia
- Average wind speed in May: 9km/h
The windiest month (with the highest average wind speed) is August (12.8km/h).
The calmest month (with the lowest average wind speed) is April (7km/h).
Average humidity in May
Sempong, Indonesia
- Average humidity in May: 77%
The month with the highest relative humidity is February (81%).
The months with the lowest relative humidity are September and October (71%).
Average rainfall in May
Sempong, Indonesia
- Average rainfall in May: 72mm
The wettest month (with the highest rainfall) is February (207mm).
The driest month (with the least rainfall) is August (13mm).
Average rainfall days in May
Sempong, Indonesia
- Average rainfall days in May: 20.5 days
The month with the highest number of rainy days is January (28.3 days).
The month with the least rainy days is August (7.2 days).
Average daylight in May /
Average sunshine in May
Sempong, Indonesia
- Average daylight in May: 11h and 48min
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 May: 9h and 12min
The months with the most sunshine are July, August and September (Average sunshine: 9h and 42min).
The month with the least sunshine is December (Average sunshine: 8h and 18min).
Average sunshine days in May
Sempong, Indonesia
- Average sunshine days in May: 8.5 days
The month with the most sunshine days is August (20.3 days).
The month with the least sunshine days is February (0.9 days).
Average UV index in May
Sempong, Indonesia
- Average UV index in May: 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 May
Sempong, Indonesia
- Average cloud cover in May: 30
The month with the most cloud cover is January (Cloud cover 49).
The month with the least cloud cover is August (Cloud cover 18).
Average visibility in May
Sempong, Indonesia
- Average visibility in May: 10km
The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January and February (9km).





