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Sri LankaThe weather in September in Wetakedeniya
It's warm in September in Wetakedeniya with an average temperature of 29°C. Temperatures this month range from a low of 29°C to a high of 30°C. At night, you can expect temperatures between 20°C and 22°C.
Looking for sun? September isn’t a good month to be in Wetakedeniya. The temperature is nice, but there’s too much chance of rain.
Average temperatures and precipitation
This chart shows the average daily maximum and minimum temperatures (in degrees Celsius) and precipitation (in millimeters) in September for Wetakedeniya, Sri Lanka. A low precipitation value usually indicates little to no rainfall on that day in recent years, while a higher value suggests more frequent rainfall.
Temperature records
With 33°C in 2018, Wetakedeniya reached the highest temperature in September over the past 10 years. The lowest daytime temperature in this month was 24°C in 2021. The extreme nighttime temperatures ranged from a lowest recorded value of 18°C to a highest value of 25°C.
Rainfall amount
In September, there is an average of 294 mm of precipitation, spread over 25 days. The wind speed is around 3 Bft, mostly coming from the Southwest.
Daily weather in September for Wetakedeniya
Click on any day in September to get detailed info about the usual weather on that day in Wetakedeniya. Check out the historical temperatures and precipitation over the past 10 years on this day.
September weather comparison
| Wetakedeniya | New York | |
|---|---|---|
| Average temperature | 29°C | 27°C |
| Max. temperature | 30°C | 31°C |
| Min. temperature | 20°C | -5°C |
| Total precipitation | 294 mm | 57 mm |
| Rainy days | 25 days | 9 days |
Start of September
The month of September starts in Wetakedeniya with hot temps, averaging around 30°C during the day and nights around 21°C.
Mid September
By mid-September, daytime temps stay steady at around 30°C, with nights around 22°C. There’s a high chance of precipitation during this time.
End of September
By the end of September, the average daytime temperature in Wetakedeniya is around 30°C, while nighttime temps are about 21°C. There’s a significant chance of many days with precipitation.
UV index
The UV index is a maximum of 9 this month. That's a very high value on the intensity scale of 1 to 11. Unprotected skin can burn within 10-15 minutes.
Check out the climate of Wetakedeniya for all months and discover the best travel time
Temperature charts
These charts show the average temperatures in September in Wetakedeniya, Sri Lanka. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.
Daily Temperature in September in Wetakedeniya
Temperature in September in Wetakedeniya over the years
Precipitation charts
These charts show the average amount of precipitation in September in Wetakedeniya, Sri Lanka. Precipitation is always measured as water, even when it falls as snow or hail The amount of precipitation is displayed in millimeters, while snowfall is shown in centimeters.
Daily Precipitation in September in Wetakedeniya
Total precipitation in September in Wetakedeniya over the years
Daily UV index in September in Wetakedeniya
This chart shows the average daily UV index in September in Wetakedeniya, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Weather experiences in September in Wetakedeniya
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Average weather in Wetakedeniya by month
Click on a month below to see detailed weather info for Wetakedeniya. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.