May weather forecastSanta Monica, Philippines
May weather forecast for Santa Monica, Philippines: The last month of the spring, May, is another warm month in Santa Monica, Philippines, with temperature in the range of an average low of 27.2°C (81°F) and an average high of 29.9°C (85.8°F). The average heat index, which takes the relative humidity and factors it into the air temperature reading, in May is estimated at 36°C (96.8°F).
May
Weather in May
The last month of the spring, May, is another warm month in Santa Monica, Philippines, with temperature in the range of an average low of 27.2°C (81°F) and an average high of 29.9°C (85.8°F).Temperature
In Santa Monica, the average temperatures in May are the highest, with a peak at 29.9°C (85.8°F) and a low of 27.2°C (81°F).Heat index
The heat index for May is estimated at a torrid 36°C (96.8°F). Additional precautions are required to avert heat cramps and heat exhaustion. Persistent activity may culminate in heatstroke.Given the heat index, its values are aligned with shaded sites and gentle winds. If directly exposed to the sun, the heat index could rise by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', quantifies the warmth felt when relative humidity is considered. One's perception of temperature is subjective, varying based on their activity and individual heat perception, influenced by factors like wind, clothing, and metabolic variations. One should be aware that direct sunshine can amplify the perceived temperature, raising the heat index by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Young individuals usually face greater risks than adults as their sweat production is less. Also, their larger skin surface relative to their small bodies and the high heat generation due to their activity contributes to their vulnerability.
The body's innate mechanism to counteract overheating is through perspiration, as it leverages the cooling effects of sweat evaporation. With excessive moisture in the atmosphere, the effectiveness of the evaporation process is decreased, causing the body to cool down less efficiently, leading to a sensation of overheating. When body heat isn't effectively managed, risks of dehydration and overheating amplify.
Humidity
In Santa Monica, the average relative humidity in May is 76%.Rainfall
The month with the least rainfall is May, when the rain falls for 16.4 days and typically collects 48mm (1.89") of precipitation.Sea temperature
In May, the average sea temperature is 29.3°C (84.7°F).Note: Temperatures between 25°C (77°F) and 29°C (84.2°F) are ideal for swimming, diving, and similar water activities, ensuring pleasure and comfort for extended periods without feeling uneasy.
Daylight
The average length of the day in May is 12h and 35min.On the first day of the month, sunrise is at 5:18 am and sunset at 5:47 pm. On the last day of May, sunrise is at 5:13 am and sunset at 5:53 pm PST.
Sunshine
In May, the average sunshine is 9.2h.UV index
January through September, November and December, with an average maximum UV index of 7, are months with the highest UV index. A UV Index reading of 6 to 7 represents a high threat to health from exposure to the Sun's UV rays for ordinary individuals.Note: The average daily UV index of 7 in May transforms into the following instructions:
Resist extreme sun exposure. Guarding against solar damage is essential. Minimize exposure to direct sunlight and seek shade from 10 a.m. to 4 p.m., when UV radiation is most intense, but remember that shade structures may not offer complete protection. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly. Notice! The reflection of water and sand increases the UV radiation significantly.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Santa Monica, Philippines
- Average high temperature in May: 29.9°C
The warmest month (with the highest average high temperature) is May (29.9°C).
The month with the lowest average high temperature is February (27.3°C).
- Average low temperature in May: 27.2°C
The month with the highest average low temperature is May (27.2°C).
The coldest month (with the lowest average low temperature) is February (25.5°C).
Average pressure in May
Santa Monica, Philippines
- Average pressure in May: 1009.4mbar
The month with the highest atmospheric pressure is February (1011.6mbar).
The months with the lowest atmospheric pressure are July and August (1008.6mbar).
Average wind speed in May
Santa Monica, Philippines
- Average wind speed in May: 12.2km/h
The windiest month (with the highest average wind speed) is January (19.4km/h).
The calmest month (with the lowest average wind speed) is June (11.4km/h).
Average humidity in May
Santa Monica, Philippines
- Average humidity in May: 76%
The month with the highest relative humidity is January (82%).
The months with the lowest relative humidity are June, August and September (75%).
Average rainfall in May
Santa Monica, Philippines
- Average rainfall in May: 48mm
The wettest month (with the highest rainfall) is January (268mm).
The driest month (with the least rainfall) is May (48mm).
Average rainfall days in May
Santa Monica, Philippines
- Average rainfall days in May: 16.4 days
The month with the highest number of rainy days is January (26.7 days).
The month with the least rainy days is May (16.4 days).
Average sea temperature in May
Santa Monica, Philippines
- Average sea temperature in May: 29.3°C
The best months for swimming (with the highest average sea temperature) are June and October (29.8°C).
The coldest month (with the lowest average sea temperature) is January (27.6°C).
Average daylight in May /
Average sunshine in May
Santa Monica, Philippines
- Average daylight in May: 12h and 36min
The month with the longest days is June (Average daylight: 12h and 42min).
The month with the shortest days is December (Average daylight: 11h and 36min).
- Average sunshine in May: 9h and 12min
The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 5h and 48min).
Average sunshine days in May
Santa Monica, Philippines
- Average sunshine days in May: 11.9 days
The month with the most sunshine days is May (11.9 days).
The month with the least sunshine days is January (2.5 days).
Average UV index in May
Santa Monica, Philippines
- Average UV index in May: 7
The months with the highest UV index are January, February, March, April, May, June, July, August, September, November and December (UV index 7).
The month with the lowest UV index is October (UV index 6).
Average cloud cover in May
Santa Monica, Philippines
- Average cloud cover in May: 28
The month with the most cloud cover is January (Cloud cover 54).
The month with the least cloud cover is May (Cloud cover 28).
Average visibility in May
Santa Monica, Philippines
- Average visibility in May: 10km
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (10km).
The month with the lowest visibility is January (9km).





