Puttalam
Sri Lanka
Long-term weather forecast
Long-term weather forecast

September weather forecast and climate
Puttalam, Sri Lanka

The first month of the autumn, September, is still a tropical month in Puttalam, Sri Lanka, with average temperature ranging between min 25.3°C (77.5°F) and max 31.7°C (89.1°F).

Temperature

In September, the average high-temperature is relatively the same as in August - a still tropical 31.7°C (89.1°F). The average low-temperature, in September, is 25.3°C (77.5°F).

Humidity

In September, the average relative humidity in Puttalam is 72%.

Rainfall

In Puttalam, 64mm (2.5") of precipitation is typically accumulated. Throughout the year, 1195mm (47") of rain is accumulated.

Daylight

The average length of the day in September in Puttalam, Sri Lanka, is 12.2h.

What is the temperature in September in Puttalam?

In Puttalam, Sri Lanka, in September, the average high-temperature is 31.7°C (89.1°F), and the average low-temperature is 25.3°C (77.5°F).

What is the average humidity in September in Puttalam?

The average relative humidity in September in Puttalam is 72%.

How much does it rain in Puttalam in September?

Throughout September, 64mm (2.5") of precipitation is accumulated.

What is the average length of the day in September in Puttalam?

In September, the average length of the day in Puttalam is 12.2h.
Average temperature in September - Puttalam, Sri Lanka
  • Average high temperature in September: 31.7°C

The warmest month (with the highest average high temperature) is March (33.2°C).
The month with the lowest average high temperature is December (29.9°C).

  • Average low temperature in September: 25.3°C

The month with the highest average low temperature is June (26.2°C).
The coldest month (with the lowest average low temperature) is January (21°C).

Average humidity in September - Puttalam, Sri Lanka
  • Average humidity in September: 72%

The month with the highest relative humidity is November (76%).
The month with the lowest relative humidity is February (66%).

Average rainfall in September - Puttalam, Sri Lanka
  • Average rainfall in September: 64mm

The wettest month (with the highest rainfall) is November (249mm).
Driest months (with the lowest rainfall) are July and August (16mm).

Average daylight in September - Puttalam, Sri Lanka
  • Average daylight in September: 12.2h

The month with the longest days is June (Average daylight: 12.6h).
Months with shortest days are January and December (Average daylight: 11.7h).