May weather forecast
Biñan, Philippines

Weather in May

May, the last month of the spring in Biñan, is also a hot month, with an average temperature varying between 25.4°C (77.7°F) and 32.5°C (90.5°F).

Temperature

In May, the average high-temperature is relatively the same as in April - a still tropical 32.5°C (90.5°F). In Biñan, the average low-temperature is 25.4°C (77.7°F).

Heat index

In May, the average heat index is evaluated at an extremely hot 44.4°C (111.9°F). Beware: Heat cramps and heat exhaustion are very likely. Heatstroke is imminent with prolonged activity.
Take into consideration that the heat index values are calculated for shade and light wind conditions. With exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like', 'felt air temperature', 'apparent temperature', or 'real feel', is a measure that combines air temperature and relative humidity into a single value that indicates how hot the weather feels. Additional factors like activity, pregnancy, metabolic differences, and clothing affect individual temperature impact. Be aware that direct exposure to sunlight increases heat impact and may raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it is vital to remain hydrated, particularly during prolonged physical activities.
The human body cools itself through perspiration, as excessive warmth is removed from the body through sweat evaporation. When the relative humidity is high, the evaporation rate is reduced. The warmth is removed from the body at a lower rate, causing the body to retain more heat than it would in dry air. When heat gain exceeds the level the body can remove, body temperature begins to rise, and heat-related illnesses and disorders may develop.

Humidity

In May, the average relative humidity is 76%.

Rainfall

In Biñan, during May, the rain falls for 18 days and regularly aggregates up to 79mm (3.11") of precipitation. In Biñan, during the entire year, the rain falls for 206.9 days and collects up to 944mm (37.17") of precipitation.

Daylight

The average length of the day in May is 12h and 47min.
On the first day of May, sunrise is at 5:33 am and sunset at 6:12 pm. On the last day of the month, sunrise is at 5:26 am and sunset at 6:20 pm PST.

Sunshine

In Biñan, Philippines, the average sunshine in May is 10.9h.

UV index

The months with the highest UV index are February through June, August through November, with an average maximum UV index of 7. A UV Index estimate of 6 to 7 represents a high health hazard from unsafe exposure to UV radiation for average individuals.
Note: The average daily UV index of 7 in May transform into the following instructions:
Take precautions against overexposure. Fair-skinned people may get burned in less than 20 minutes. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun.
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FAQ

What is the temperature in May in Biñan?

In Biñan, Philippines, in May, the average high-temperature is 32.5°C (90.5°F), and the average low-temperature is 25.4°C (77.7°F). In May, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, is evaluated at 44.4°C (111.9°F).

What is the average humidity in May in Biñan?

The average relative humidity in May in Biñan is 76%.

How many days does it rain in May in Biñan?

In Biñan, in May, it is raining for 18 days, with typically 79mm (3.11") of accumulated precipitation.

What is the average length of the day in May in Biñan?

In Biñan, Philippines, the average day length in May is 12h and 47min.

What time are sunrise and sunset in May in Biñan?

In May, on the first day of the month, sunrise is at 5:33 am and sunset at 6:12 pm. On the last day of the month, in Biñan, sunrise is at 5:26 am and sunset at 6:20 pm PST.

How many hours of sunshine does Biñan have in May?

In May, the average sunshine duration in Biñan is 10.9h.

What is the month with the highest UV index in Biñan?

February through June, August through November, with an average maximum UV index of 7, are months with the highest UV index in Biñan, Philippines.

How high is the UV index in May in Biñan?

In May, the average daily maximum UV index in Biñan, Philippines, is 7. A UV Index estimate of 6 to 7 represents a high health risk from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average sunshine days
Average UV index
Average cloud cover

Average temperature in May
Biñan, Philippines

Average temperature in May - Biñan, Philippines
  • Average high temperature in May: 32.5°C

The warmest month (with the highest average high temperature) is April (32.6°C).
The month with the lowest average high temperature is January (27.9°C).

  • Average low temperature in May: 25.4°C

The month with the highest average low temperature is May (25.4°C).
The coldest month (with the lowest average low temperature) is February (22.4°C).

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Average pressure in May
Biñan, Philippines

Average pressure in May - Biñan, Philippines
  • Average pressure in May: 1009.4mbar

The month with the highest atmospheric pressure is February (1013.1mbar).
The month with the lowest atmospheric pressure is August (1007.7mbar).

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Average wind speed in May
Biñan, Philippines

Average wind speed in May - Biñan, Philippines
  • Average wind speed in May: 7.2km/h

The windiest month (with the highest average wind speed) is January (12.5km/h).
The calmest month (with the lowest average wind speed) is May (7.2km/h).

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Average humidity in May
Biñan, Philippines

Average humidity in May - Biñan, Philippines
  • Average humidity in May: 76%

The months with the highest relative humidity are July, August and September (84%).
The month with the lowest relative humidity is April (72%).

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Average rainfall in May
Biñan, Philippines

Average rainfall in May - Biñan, Philippines
  • Average rainfall in May: 79mm

The wettest month (with the highest rainfall) is August (174mm).
The driest month (with the least rainfall) is February (8mm).

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Average rainfall days in May
Biñan, Philippines

Average rainfall days in May - Biñan, Philippines
  • Average rainfall days in May: 18 days

The month with the highest number of rainy days is July (26.3 days).
The month with the least rainy days is February (7.1 days).

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Average daylight in May /
Average sunshine in May
Biñan, Philippines

Average daylight in May / Average sunshine in May - Biñan, Philippines
  • Average daylight in May: 12h and 47min

The month with the longest days is June (Average daylight: 12h and 58min).
The month with the shortest days is December (Average daylight: 11h and 18min).

  • Average sunshine in May: 10h and 54min

The month with the most sunshine is April (Average sunshine: 11h and 12min).
The month with the least sunshine is January (Average sunshine: 5h and 30min).

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Average sunshine days in May
Biñan, Philippines

Average sunshine days in May - Biñan, Philippines
  • Average sunshine days in May: 10.4 days

The month with the most sunshine days is March (18.8 days).
The month with the least sunshine days is June (3 days).

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Average UV index in May
Biñan, Philippines

Average UV index in May - Biñan, Philippines
  • Average UV index in May: 7

The months with the highest UV index are February, March, April, May, June, August, September, October and November (UV index 7).
The months with the lowest UV index are January, July and December (UV index 6).

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Average cloud cover in May
Biñan, Philippines

Average cloud cover in May - Biñan, Philippines
  • Average cloud cover in May: 31

The month with the most cloud cover is July (Cloud cover 51).
The month with the least cloud cover is April (Cloud cover 28).

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Average visibility in May
Biñan, Philippines

Average visibility in May - Biñan, Philippines
  • Average visibility in May: 10km

The months with the highest visibility are January, February, March, April, May and December (10km).
The months with the lowest visibility are June, July, August, September, October and November (9km).

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