May weather forecast
Batam, Indonesia

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Weather in May

May in Batam sees the weather lingering around similar parameters as in April. High humidity continues to be a constant, accompanied by considerable rainfall and warm temperatures. May sees a slight escalation in rainfall, with volumes rising to 115mm (4.53"), lending a distinctly tropical appeal to the city. As the month progresses, there is a noticeable decrease in rainfall. As May transitions to June, residents anticipate the easing of rainfall, leading to a less humid and wet atmosphere which characterises the weather in June.

Temperature

Batam experiences its highest average temperatures in May, reaching a peak of 31.2°C (88.2°F) and a minimum of 27.3°C (81.1°F).

Heat index

During May, the heat index is computed to be a scorching 40°C (104°F). Undertake extra safety actions, heat cramps and heat exhaustion are expected. Heatstroke may result from lengthy activity.
Understand that the heat index values take into account shaded locations and mild winds. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'feels like', is calculated by taking the relative humidity value for a specific location and factoring it into the air temperature reading. Depending on the activity and the individual's heat perception, which may vary due to factors including wind, clothing, and metabolic variations, this effect remains subjective. The sun, when shining directly, can have a significant impact on the perceived temperature, increasing the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular importance for children. 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.
Perspiration is essential for the human body; it facilitates cooling through the process of sweat evaporation. When relative humidity is heightened, it slows the rate of evaporation, thereby decreasing the body's ability to shed heat and creating a sensation of overheating. Heat-related challenges, like dehydration, can be anticipated when body heat isn't managed effectively.

Humidity

In Batam, the average relative humidity in May is 75%.

Rainfall

In Batam, in May, during 23.6 rainfall days, 115mm (4.53") of precipitation is typically accumulated. In Batam, during the entire year, the rain falls for 267.5 days and collects up to 1342mm (52.83") of precipitation.

Daylight

In May, the average length of the day is 12h and 10min.
On the first day of the month, sunrise is at 05:56 and sunset at 18:05. On the last day of May, in Batam, sunrise is at 05:56 and sunset at 18:06 WIB.

Sunshine

With an average of 10.7h of sunshine, May has the most sunshine of the year.

UV index

January through December, with an average maximum UV index of 7, are months with the highest UV index. January through December, with an average maximum UV index of 7, are months with the lowest UV index. A UV Index value of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV rays for the average person.
Note: The average daily UV index of 7 in May transforms into the following instructions:
Stay clear of intense sun exposure. Solar protection is of utmost significance. Between 10 a.m. and 4 p.m., the Sun's UV radiation is at its peak. Limit your exposure to direct sunlight during these hours. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.

Frequently asked questions

What is the hottest time of year in Batam?

May, with average temperatures reaching a high of 31.2°C (88.2°F) and a low of 27.3°C (81.1°F), is the warmest month.

How hot is it in May?

In May, in Batam, the average high-temperature is 31.2°C (88.2°F), and the average low-temperature is 27.3°C (81.1°F). In May, the average heat index (a.k.a. 'apparent temperature', 'feels like'), which represents the influence of relative humidity on air temperature, is computed to be 40°C (104°F).

What is the average humidity in May?

The average relative humidity in May is 75%.

How much does it rain in May?

In Batam, in May, it is raining for 23.6 days, with typically 115mm (4.53") of accumulated precipitation.

How many hours of daylight does Batam have in May?

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

When is the sunrise / sunset in May?

In May, on the first day of the month, sunrise is at 05:56 and sunset at 18:05. On the last day of the month, sunrise is at 05:56 and sunset at 18:06 WIB.

What month has the most sunshine?

The month with the most sunshine is May, with an average of 10.7h of sunshine.

How long on average sun shines in May?

The average sunshine duration in May is 10.7h.

When is the highest UV index?

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

What are the months with the lowest UV index?

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

What is the UV index reading in May?

The average daily maximum UV index in May is 7. A UV Index of 6 to 7 symbolizes a high health risk from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover

Average temperature in May
Batam, Indonesia

Average temperature in May - Batam, Indonesia
  • Average high temperature in May: 31.2°C

The warmest month (with the highest average high temperature) is May (31.2°C).
The month with the lowest average high temperature is January (29.3°C).

  • Average low temperature in May: 27.3°C

The month with the highest average low temperature is May (27.3°C).
The coldest months (with the lowest average low temperature) are January and February (25.7°C).

Average pressure in May
Batam, Indonesia

Average pressure in May - Batam, Indonesia
  • Average pressure in May: 1008.6mbar

The month with the highest atmospheric pressure is February (1010.2mbar).
The month with the lowest atmospheric pressure is May (1008.6mbar).

Average wind speed in May
Batam, Indonesia

Average wind speed in May - Batam, Indonesia
  • Average wind speed in May: 8km/h

The windiest month (with the highest average wind speed) is January (14.9km/h).
The calmest month (with the lowest average wind speed) is May (8km/h).

Average humidity in May
Batam, Indonesia

Average humidity in May - Batam, Indonesia
  • Average humidity in May: 75%

The months with the highest relative humidity are January and December (79%).
The month with the lowest relative humidity is October (72%).

Average rainfall in May
Batam, Indonesia

Average rainfall in May - Batam, Indonesia
  • Average rainfall in May: 115mm

The wettest month (with the highest rainfall) is December (220mm).
The driest month (with the least rainfall) is September (58mm).

Average rainfall days in May
Batam, Indonesia

Average rainfall days in May - Batam, Indonesia
  • Average rainfall days in May: 23.6 days

The month with the highest number of rainy days is December (26.4 days).
The month with the least rainy days is February (16.3 days).

Average daylight in May /
Average sunshine in May
Batam, Indonesia

Average daylight in May / Average sunshine in May - Batam, Indonesia
  • Average daylight in May: 12h and 1min

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 6min).

  • Average sunshine in May: 10h and 4min

The month with the most sunshine is May (Average sunshine: 10h and 42min).
The months with the least sunshine are January and December (Average sunshine: 7h and 30min).

Average sunshine days in May
Batam, Indonesia

Average sunshine days in May - Batam, Indonesia
  • Average sunshine days in May: 6 days

The month with the most sunshine days is February (9.7 days).
The month with the least sunshine days is November (4.1 days).

Average UV index in May
Batam, Indonesia

Average UV index in May - Batam, 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
Batam, Indonesia

Average cloud cover in May - Batam, Indonesia
  • Average cloud cover in May: 34

The month with the most cloud cover is December (Cloud cover 50).
The month with the least cloud cover is September (Cloud cover 31).

Average visibility in May
Batam, Indonesia

Average visibility in May - Batam, Indonesia
  • Average visibility in May: 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).

Batam, Indonesia

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