May weather forecast and climate
Chennai, India

A staircase to the front entrance of the Ramakrishna Temple in Chennai, India
A staircase to the front entrance of the Ramakrishna Temple in Chennai, India
The last month of the pre-monsoon summer, May, is a torrid month in Chennai, India, with temperature in the range of an average low of 27.9°C (82.2°F) and an average high of 36.8°C (98.2°F).

Temperature

In May, the average high-temperature is 36.8°C (98.2°F), and the average low-temperature is 27.9°C (82.2°F).

Humidity

In Chennai, the average relative humidity in May is 62%.

Rainfall

In Chennai, India, it is raining for 1.4 days, with typically 43.9mm (1.7") of accumulated precipitation. Throughout the year, in Chennai, there are 59.1 rainfall days, and 1391.5mm (54.8") of precipitation is accumulated.

Sea temperature

With an average sea temperature of 29.5°C (85.1°F), May is the month with the warmest seawater in Chennai. Water temperature between 25°C (77°F) and 29°C (84.2°F) is regarded as very warm and enjoyable by all. With these temperatures, water activities are pleasurable, without feeling uncomfortable for prolonged periods.

Daylight

In May, the average length of the day in Chennai is 12.7h.

Sunshine

In Chennai, India, the average sunshine in May is 9h.

UV index

Months with the highest UV index are February through September, with an average maximum UV index of 12. A UV Index of 11, and more, symbolizes an ultimate health vulnerability from unprotected exposure to the Sun's UV rays for ordinary individuals.
In May, the average maximum UV index of 12 translate into the following recommendations:
Practice all-important precautions. Light skin people may get burned in less than 5 minutes. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. 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. Even on cloudy days, a sunscreen with a minimum 30 sun protection factor should be generously applied and frequently re-applied, including after every swim or outdoor exercise. Beware! The strength of the UV rays is significantly increased by the reflection of the water and sand.

What is the temperature in May in Chennai?

The average high-temperature, in May, in Chennai, is 36.8°C (98.2°F), while the average low-temperature is 27.9°C (82.2°F).

What is the average humidity in May in Chennai?

In May, the average relative humidity is 62%.

How many days does it rain in May in Chennai?

In May, in Chennai, India, the rain falls for 1.4 days. Throughout May, 43.9mm (1.7") of precipitation is accumulated.

When is the sea warmest in Chennai?

The month with the warmest seawater in Chennai, India, is May, with an average sea temperature of 29.5°C (85.1°F). Water temperature between 25°C (77°F) and 29°C (84.2°F) is regarded as very warm and enjoyable by all. With these temperatures, water activities are pleasurable, without feeling uncomfortable for prolonged periods.

How warm is the water in May in Chennai?

In May, the average sea temperature in Chennai is 29.5°C (85.1°F). For any water activity, surface water temperatures between 25°C (77°F) and 29°C (84.2°F) are considered as excellent and extremely pleasant for lengthened periods.

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

In May, the average length of the day is 12.7h.

How long on average sun shines in May in Chennai?

The average sunshine in May is 9h.

What are the months with the highest UV index in Chennai?

February through September, with an average maximum UV index of 12, are months with the highest UV index in Chennai.

What is the UV index intensity in May in Chennai?

The average daily maximum UV index in May in Chennai is 12. A UV Index of 11, and more, symbolizes an ultimate hazard to health from unprotected exposure to the UV radiation.
Average temperature in May - Chennai, India
  • Average high temperature in May: 36.8°C

The warmest month (with the highest average high temperature) is June (36.9°C).
The month with the lowest average high temperature is December (28.5°C).

  • Average low temperature in May: 27.9°C

The month with the highest average low temperature is May (27.9°C).
The coldest month (with the lowest average low temperature) is January (20.9°C).

Average humidity in May - Chennai, India
  • Average humidity in May: 62%

The month with the highest relative humidity is November (78%).
The month with the lowest relative humidity is June (57%).

Average rainfall in May - Chennai, India
  • Average rainfall in May: 43.9mm

The wettest month (with the highest rainfall) is November (407.4mm).
The driest month (with the lowest rainfall) is February (2.2mm).

Average rainfall days in May - Chennai, India
  • Average rainfall days in May: 1.4 days

The month with the highest number of rainy days is November (11.7 days).
The month with the lowest number of rainy days is March (0.3 days).

Average sea temperature in May - Chennai, India
  • Average sea temperature in May: 29.5°C

The best month for swimming (with the highest average sea temperature) is May (29.5°C).
The coldest month (with the lowest average sea temperature) is January (26.8°C).

Average daylight in May / Average sunshine in May - Chennai, India
  • Average daylight in May: 12.7h

The month with the longest days is June (Average daylight: 12.9h).
The month with shortest days is December (Average daylight: 11.4h).

  • Average sunshine in May: 9h

The month with most sunshine is April (Average sunshine: 9.7h).
The month with least sunshine is July (Average sunshine: 6h).

Average UV index in May - Chennai, India
  • Average UV index in May: 12

Months with the highest UV index are February, March, April, May, June, July, August and September (UV index 12).
The month with the lowest UV index is December (UV index 9).

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