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Sri LankaThe climate of Kottawa
The current climate in Kottawa features temperatures ranging from a high of 33°C to a low of 30°C throughout the year. The average yearly temperature is around 31°C. At night, temperatures in the colder months average around 22°C and in the warmer months around 26°C.
Average temperatures and precipitation
This chart shows the average monthly maximum and minimum temperatures (in degrees Celsius) and average monthly rainfall (in millimeters) for Kottawa, Sri Lanka.
Temperature records
The highest temperature recorded in Kottawa in recent years was 40°C in July 2021. The lowest daytime temperature recorded was 26°C in November 2017.
Rainfall amount
On average, Kottawa receives 3136 mm of precipitation each year. For comparison, New York gets 1142 mm of precipitation annually.
Best time to visit Kottawa?
The best time to visit Kottawa for mild to warm weather is January up to March, June up to August and December. You might get some rain, but the temperatures are just right to explore Kottawa.
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Climate Table of Kottawa
The climate table of Kottawa shows the average temperatures, rainfall, and UV index per month. The table provides an overview of the average day and night temperatures in degrees Celsius, the total amount of rainfall in millimeters, the total snowfall in centimeters, and the UV index for each month. Rainfall is always measured as water, even if it's snow or hail.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
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| Temp. max (°C) | 30 | 31 | 32 | 33 | 31 | 31 | 31 | 30 | 31 | 31 | 30 | 30 |
| Temp. min (°C) | 23 | 23 | 23 | 24 | 25 | 26 | 26 | 26 | 25 | 25 | 23 | 23 |
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| Precipitation (mm) | 101 | 163 | 174 | 253 | 393 | 189 | 173 | 210 | 459 | 463 | 371 | 187 |
| UV Index | 8 | 9 | 9 | 9 | 8 | 8 | 8 | 8 | 8 | 8 | 7 | 8 |
Click on the month name to see more weather details, like daily averages, temperatures, and precipitation for the past years in that month.
Temperature charts
These charts display the average temperatures in Kottawa, Sri Lanka. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.
Average Temperature per Month in Kottawa
Yearly Temperature in Kottawa
Precipitation charts
These charts show the average amount of precipitation in Kottawa, 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.
Average Precipitation per Month in Kottawa
Total Yearly Precipitation in Kottawa
UV index chart
This chart shows the average UV index per month in Kottawa, Sri Lanka. The UV index indicates the intensity of ultraviolet radiation and ranges from 0 to a maximum of 11.
Average UV Index per Month in Kottawa
Weather experiences in Kottawa
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Average weather in Kottawa by month
Click on a month below to see detailed weather info for Kottawa. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.