Daytime highs, nighttime lows and the warmest cities in Gampaha District, Sri Lanka this September.
Gampaha District, Sri Lanka, a region in Sri Lanka, typically experiences warm weather in September, with maximum daytime temperatures around 30°C (86°F) and nighttime temperatures around 26°C (79°F) in Negombo.
To get a sense of September's typical temperatures in the key spots of Gampaha District, explore the map below. Click on a point for an in-depth look.
Check the conditions for any month of the year.
Click on a destination dot for more details. Toggle the map to compare temperatures or precipitation across Gampaha District.
Marker color shows the average daytime high temperature in September: blue is cold, red is hot.
Expect daytime temperatures around 30°C (86°F) in Negombo. That makes September a high month for Gampaha District, Sri Lanka.
Average overnight lows in Gampaha District, Sri Lanka during September sit near 26°C (79°F) in Negombo.
Negombo enjoys a balanced 189 hours of sunlight. This makes it neither too overcast nor too sunny.
We have much more information about the climate in Gampaha District.
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