Kollam
India
Long-term weather forecast
Long-term weather forecast

May weather forecast and climate
Kollam, India

The last month of the pre-monsoon summer, May, is another hot month in Kollam, India, with temperature in the range of an average high of 31°C (87.8°F) and an average low of 25°C (77°F).

Temperature

In Kollam, India, the average high-temperature is relatively the same as in April - a still tropical 31°C (87.8°F). The average low-temperature, in May, is 25°C (77°F).

Rainfall

In May, the rain falls for 11 days. Throughout May, 268mm (10.6") of precipitation is accumulated. Throughout the year, in Kollam, there are 117 rainfall days, and 2427mm (95.6") of precipitation is accumulated.

Sea temperature

In Kollam, the average seawater temperature is 29.8°C (85.6°F).
Note: 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.

Daylight

In Kollam, India, the average length of the day in May is 12.5h.

Sunshine

In Kollam, the average sunshine is 7h.

UV index

Months with the highest UV index are February through October, with an average maximum UV index of 12. A UV Index of 11, and more, symbolizes an excessive health risk from unsafe exposure to the UV radiation for the average person.
Note: The daily maximum UV index of 12 in May interpret into the following advice:
Take all required precautions, as unprotected skin and eyes can burn in 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. A wide-brim hat offers excellent sun protection for 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. A broad-spectrum sunscreen of SPF 30+ should be liberally applied and re-applied every two hours, and immediately after an outdoor workout or a swim. 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 Kollam?

The average high-temperature, in May, in Kollam, is 31°C (87.8°F), while the average low-temperature is 25°C (77°F).

How much does it rain in Kollam in May?

In Kollam, in May, it is raining for 11 days, with typically 268mm (10.6") of accumulated precipitation.

What is the water temperature in May in Kollam?

In Kollam, in May, the average water temperature is 29.8°C (85.6°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.

How many hours of daylight does Kollam have in May?

The average length of the day in May in Kollam is 12.5h.

How many hours of sunshine does Kollam have in May?

The average sunshine in May is 7h.

When is the highest UV index in Kollam?

Months with the highest UV index are February through October, with an average maximum UV index of 12.

How high is the UV index in May in Kollam?

In May, the average daily maximum UV index in Kollam, India, is 12. A UV Index estimate of 11, and higher, represents an ultimate hazard to health from the exposure to the Sun's UV rays.
Average temperature in May - Kollam, India
  • Average high temperature in May: 31°C

Warmest months (with the highest average high temperature) are March and April (32°C).
Months with the lowest average high temperature are June, July, August, September and November (29°C).

  • Average low temperature in May: 25°C

The month with the highest average low temperature is April (26°C).
Coldest months (with the lowest average low temperature) are January, February and December (23°C).

Average rainfall in May - Kollam, India
  • Average rainfall in May: 268mm

The wettest month (with the highest rainfall) is June (518mm).
The driest month (with the lowest rainfall) is January (18mm).

Average rainfall days in May - Kollam, India
  • Average rainfall days in May: 11 days

The month with the highest number of rainy days is June (21 days).
The month with the lowest number of rainy days is January (1 days).

Average sea temperature in May - Kollam, India
  • Average sea temperature in May: 29.8°C

The best month for swimming (with the highest average sea temperature) is April (29.9°C).
The coldest month (with the lowest average sea temperature) is August (26.9°C).

Average daylight in May / Average sunshine in May - Kollam, India
  • Average daylight in May: 12.5h

Months with the longest days are June and July (Average daylight: 12.6h).
The month with shortest days is December (Average daylight: 11.6h).

  • Average sunshine in May: 7h

Months with most sunshine are January and February (Average sunshine: 9h).
Months with least sunshine are June and July (Average sunshine: 5).

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

Months with the highest UV index are February, March, April, May, June, July, August, September and October (UV index 12).
The month with the lowest UV index is December (UV index 10).