Gampaha
Sri Lanka
Long-term weather forecast
Long-term weather forecast

May weather forecast and climate
Gampaha, Sri Lanka

May, the last month of the spring, in Gampaha, is also a hot month, with average temperature ranging between min 25.1°C (77.2°F) and max 31.5°C (88.7°F).

Temperature

In May, the average high-temperature is relatively the same as in April - a still hot 31.5°C (88.7°F). In Gampaha, the average low-temperature is 25.1°C (77.2°F).

Rainfall

In Gampaha, in May, 353mm (13.9") of precipitation is typically accumulated. During the entire year, Gampaha aggregates up to 2398mm (94.4") of precipitation.

Daylight

May through July, with an average of 12.5h of daylight, are months with the longest days in Gampaha.

What is the temperature in May in Gampaha?

In May, the average high-temperature is 31.5°C (88.7°F), and the average low-temperature is 25.1°C (77.2°F).

How much does it rain in Gampaha in May?

Throughout May, in Gampaha, Sri Lanka, 353mm (13.9") of precipitation is accumulated.

When are the longest days in Gampaha?

Months with the longest days are May through July, with an average of 12.5h of daylight.

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

The average length of the day in May is 12.5h.
Average temperature in May - Gampaha, Sri Lanka
  • Average high temperature in May: 31.5°C

The warmest month (with the highest average high temperature) is March (32.7°C).
The month with the lowest average high temperature is December (30.1°C).

  • Average low temperature in May: 25.1°C

The month with the highest average low temperature is May (25.1°C).
The coldest month (with the lowest average low temperature) is January (21.7°C).

Average rainfall in May - Gampaha, Sri Lanka
  • Average rainfall in May: 353mm

The wettest month (with the highest rainfall) is October (365mm).
The driest month (with the lowest rainfall) is January (62mm).

Average daylight in May - Gampaha, Sri Lanka
  • Average daylight in May: 12.5h

Months with the longest days are May, June and July (Average daylight: 12.5h).
The month with shortest days is December (Average daylight: 11.7h).