Weather in Negombo in september
Climate normals based on 10 years of historical data for Negombo, Sri Lanka.
Average high
29°C
Average low
25°C
Rainfall
297 mm
28 rainy days
Sunshine
0.7h/day
Luftfuktighet
83%
How Hot Is Negombo in september?
The month-long average for Negombo in September is 27°C, ranging between 29°C highs and 25°C lows.
Sunshine Hours in september
Negombo sees little sun in September — only 0.7h a day on average, despite daylight from 6:00 am to 6:10 pm.
Does It Rain In Negombo In september?
Heaviest rainfall of the year hits Negombo: 297mm across 28 days.
Is Negombo Humid In september?
Air feels constantly thick in Negombo: 83% humidity is the norm in September.
Wind In Negombo In september
September brings gentle winds to Negombo — averaging 19 kph.
Cloud Cover In Negombo In september
Persistent overcast defines Negombo's September: 79% cloud cover on average.
Cities With Similar Weather In september
Weather in Negombo, month by month
| Month | High / Low | Regn | |
|---|---|---|---|
| Vädret i januari | 30°C / 23°C | 81mm | Details → |
| Vädret i februari | 31°C / 24°C | 58mm | Details → |
| Vädret i mars | 32°C / 25°C | 108mm | Details → |
| Vädret i april | 31°C / 26°C | 196mm | Details → |
| Vädret i maj | 30°C / 26°C | 451mm | Details → |
| Vädret i juni | 29°C / 26°C | 294mm | Details → |
| Vädret i juli | 29°C / 26°C | 208mm | Details → |
| Vädret i augusti | 28°C / 25°C | 227mm | Details → |
| Vädret i september | 29°C / 25°C | 297mm | |
| Vädret i oktober | 29°C / 25°C | 418mm | Details → |
| Vädret i november | 29°C / 24°C | 413mm | Details → |
| Vädret i december | 29°C / 24°C | 174mm | Details → |