May weather forecastCái Nhum, Vietnam

May

Weather in May

May, the last month of the spring in Cái Nhum, is also a hot month, with an average temperature fluctuating between 26.2°C (79.2°F) and 34°C (93.2°F).

Temperature

The transition into May shows a subtle variation to a hot 34°C (93.2°F) from April's 35.3°C (95.5°F) in the average high-temperature. Throughout the month of May, the average temperature dips to a moderately hot 26.2°C (79.2°F) at night.

Heat index

The heat index in May is estimated at a life-threatening hot 48°C (118.4°F). Precaution: Heat cramps along with heat exhaustion are possible. Heatstroke is a serious risk with continued exertion.
Heat index values are typically calculated for conditions of shade and a light breeze. Direct exposure to sunshine could lead to a heat index increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'apparent temperature', combines both the air temperature and the humidity level to give a perceived human temperature. 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. Understand that direct sun rays can influence the weather's impact, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular importance for children. Young ones often disregard the necessity to rest and hydrate. Thirst usually indicates advanced dehydration - hence, it is key to stay hydrated, particularly during ongoing physical activities.
When it comes to cooling down, the human body's primary method is through perspiration, making use of sweat evaporation to eliminate excess heat. Under high air temperature and humidity (high heat index) conditions, perspiration is limited, and the perception of heat is increased. If heat absorption isn't effectively countered by the body's cooling methods, body temperature surges, hinting at potential problems.

Humidity

In Cái Nhum, the average relative humidity in May is 73%.

Rainfall

In May, the rain falls for 18.1 days. Throughout May, 38mm (1.5") of precipitation is accumulated. In Cái Nhum, during the entire year, the rain falls for 159.5 days and collects up to 359mm (14.13") of precipitation.

Daylight

In May, the average length of the day is 12h and 35min.
On the first day of the month, sunrise is at 05:37 and sunset at 18:07. On the last day of May, in Cái Nhum, Vietnam, sunrise is at 05:32 and sunset at 18:13 +07.

Sunshine

In May, the average sunshine is 9.8h.

UV index

January through December, with an average maximum UV index of 7, are months with the highest UV index. The months with the lowest UV index are January through December, with an average maximum UV index of 7. A UV Index of 6 to 7 symbolizes a high health vulnerability from unsafe exposure to UV radiation for the ordinary person.
Note: In May, the maximum UV index of 7 suggests this advice:
Resist extreme sun exposure. Guarding against solar damage is essential. UV radiation from the Sun is most intense between 10 a.m. and 4 p.m. Try to avoid direct sunlight during this period. A hat with a broad brim is indispensable, filtering out up to half of UV rays.

Updated: Jun 4, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

The high-temperature during May is 34°C (93.2°F) and the low-temperature is 26.2°C (79.2°F). The average heat index (a.k.a. 'real feel', 'apparent temperature'), which calculates the temperature value influenced by the moisture in the air, in May is estimated at 48°C (118.4°F).

The average relative humidity in May in Cái Nhum, Vietnam, is 73%.

In Cái Nhum, Vietnam, in May, it is raining for 18.1 days, with typically 38mm (1.5") of accumulated precipitation.

In Cái Nhum, the average day length in May is 12h and 35min.

On the first day of May, sunrise is at 05:37 and sunset at 18:07. On the last day of the month, sunrise is at 05:32 and sunset at 18:13 +07.

In Cái Nhum, the average sunshine duration in May is 9.8h.

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.

In May, the average daily maximum UV index is 7. A UV Index reading of 6 to 7 represents a high health threat from exposure to the Sun's UV radiation.

Today

Tomorrow

Long-term

Year J F M A May J J A S O N D

Apr

May

Jun

Average high temperature

35.3°C

34°C

32.1°C

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

12.5km/h

10.5km/h

12.1km/h

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average daylight

Average sunshine

Average sunshine days

17.2

9.3

7.3

Average UV index

Average cloud cover

Average visibility

Average temperature in May
Cái Nhum, Vietnam

Average high temperature in May: 34°C

The warmest months (with the highest average high temperature) are March and April (35.3°C).
The month with the lowest average high temperature is December (30.8°C).

Average low temperature in May: 26.2°C

The month with the highest average low temperature is May (26.2°C).
The coldest month (with the lowest average low temperature) is January (22.1°C).

Average pressure in May
Cái Nhum, Vietnam

Average pressure in May: 1008.1mbar

The month with the highest atmospheric pressure is January (1011.5mbar).
The months with the lowest atmospheric pressure are June and July (1007.7mbar).

Average wind speed in May
Cái Nhum, Vietnam

Average wind speed in May: 9.7km/h

The windiest month (with the highest average wind speed) is March (13.3km/h).
The calmest month (with the lowest average wind speed) is October (8.8km/h).

Average humidity in May
Cái Nhum, Vietnam

Average humidity in May: 73%

The months with the highest relative humidity are July, September and October (81%).
The month with the lowest relative humidity is March (64%).

Average rainfall in May
Cái Nhum, Vietnam

Average rainfall in May: 38mm

The wettest month (with the highest rainfall) is August (64mm).
The driest month (with the least rainfall) is February (2mm).

Average rainfall days in May
Cái Nhum, Vietnam

Average rainfall days in May: 18.1 days

The month with the highest number of rainy days is August (22.2 days).
The month with the least rainy days is February (2.2 days).

Average daylight in May /
Average sunshine in May
Cái Nhum, Vietnam

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 30min).

Average sunshine in May: 9h and 48min

The month with the most sunshine is April (Average sunshine: 10h and 24min).
The month with the least sunshine is December (Average sunshine: 6h and 24min).

Average sunshine days in May
Cái Nhum, Vietnam

Average sunshine days in May: 9.3 days

The month with the most sunshine days is March (25.5 days).
The month with the least sunshine days is August (6 days).

Average UV index in May
Cái Nhum, Vietnam

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
Cái Nhum, Vietnam

Average cloud cover in May: 40

The months with the most cloud cover are July and September (Cloud cover 48).
The month with the least cloud cover is February (Cloud cover 24).

Average visibility in May
Cái Nhum, Vietnam

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).