Sri LankaThe climate of Bone Island
The current climate in Bone Island features temperatures ranging from a high of 35°C to a low of 29°C throughout the year. The average yearly temperature is around 32°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 Bone Island, Sri Lanka.
Temperature records
The highest temperature recorded in Bone Island in recent years was 40°C in July 2022. The lowest daytime temperature recorded was 23°C in December 2022.
Rainfall amount
On average, Bone Island receives 2209 mm of precipitation each year. For comparison, New York gets 1142 mm of precipitation annually.
Best time to visit Bone Island?
The best time to visit Bone Island for sunny weather is March through September. During this period, you'll have nice temperatures and not too much rain, making it a great time to visit Bone Island. In the other months of the year, there's too much rain or the temperature isn't ideal for a visit if you want sunny and pleasant weather.
Climate Table of Bone Island
The climate table of Bone Island 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) | 29 | 29 | 31 | 33 | 34 | 35 | 35 | 34 | 33 | 32 | 30 | 29 |
| Temp. min (°C) | 23 | 25 | 25 | 26 | 26 | 26 | 27 | 27 | 26 | 26 | 25 | 24 |
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| Precipitation (mm) | 282 | 184 | 101 | 74 | 115 | 40 | 55 | 79 | 101 | 246 | 472 | 460 |
| UV Index | 7 | 8 | 9 | 9 | 8 | 8 | 8 | 9 | 9 | 8 | 7 | 7 |
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 Bone Island, 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 Bone Island
Yearly Temperature in Bone Island
Precipitation charts
These charts show the average amount of precipitation in Bone Island, 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 Bone Island
Total Yearly Precipitation in Bone Island
UV index chart
This chart shows the average UV index per month in Bone Island, 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 Bone Island
Weather experiences in Bone Island
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Average weather in Bone Island by month
Click on a month below to see detailed weather info for Bone Island. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.