Diyatalawa Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Diyatalawa.
Climate overview of Diyatalawa
Diyatalawa, Badulla District, Sri Lanka, enjoys a steady climate throughout the year, with daytime temperatures typically around 29°C (84°F). July is the warmest month at 31°C (88°F), while December is the coolest at 27°C (81°F).
The city has a wet climate, receiving around 1848 mm (73 in) of rainfall per year. Despite the high annual total, it has a distinct rainy season from October to December. November is the wettest month. The most sunshine falls in March, with an average of 6.6 hours of daily sunshine.
Diyatalawa Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Diyatalawa - and find the best time to visit.
Monthly Temperature in Diyatalawa
The temperature in Diyatalawa remains steady throughout the year, providing a consistently very warm climate. On average, daytime temperatures range from a very warm 31°C (88°F) in July to a comfortable 27°C (81°F) in December.
Nighttime temperatures range from 22°C (72°F) in July to 18°C (64°F) in December.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Diyatalawa
Diyatalawa has a relatively rainy climate with high precipitation levels, averaging 1848 mm (73 in) of rainfall annually. The seasons in Diyatalawa bring significant changes in precipitation. The wettest month, November, receives heavy rainfall, with an average of 327 mm (13 in) of precipitation. This rainfall is distributed across 16 rainy days.
In contrast, the driest month, July, experiences much less rainfall, totaling 66 mm (2.6 in) over 12 rainy days. These distinct seasonal differences provide diverse experiences throughout the year. For more details, please visit our Diyatalawa Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Sunshine Hours in Diyatalawa
In Diyatalawa, summer days are longer and more sunny, with daily sunshine hours peaking at 6.6 hours in March. As the darker season arrives, the brightness of the sun becomes less. July sees a soft sun for only 2.2 hours per average day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Humidity in Diyatalawa by Month
The relative humidity is high throughout the year in Diyatalawa.
The city experiences its highest humidity in May, reaching 87%. In March, the humidity drops to its lowest level at 65%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Best Time to Visit Diyatalawa
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
- Best overall: February
- Warmest weather: March, April, May, June, July, August and September
- Most sunshine: March
- Fewest rainy days: January, February and March
- Wettest months: October, November and December, when rainfall is highest.
- Seasonal pattern: A distinct rainy season from October to December
Frequently asked questions about the climate in Diyatalawa
What is the best time to visit Diyatalawa?
February typically offers the most optimal weather in Diyatalawa. In contrast, April, October and November tend to have less optimal conditions. Diyatalawa has a distinct rainy season from October to December.
What temperatures can I expect in Diyatalawa?
Daytime highs range from 27°C (81°F) in December to 31°C (88°F) in July. Nighttime lows range from 18°C (64°F) to 22°C (72°F). Temperatures stay relatively stable year-round.
How much rain does Diyatalawa get?
Annual rainfall is around 1848 mm (73 in). November is the wettest month with 327 mm (13 in), while July is the driest with 66 mm (2.6 in).
How sunny is Diyatalawa?
Diyatalawa receives around 1,486 hours of sunshine per year. March is the sunniest month with 198 hours, while July is the cloudiest with just 67 hours.
Diyatalawa 3-Day Forecast
Diyatalawa on the map
Diyatalawa is highlighted - select any city to see its climate.
Popular this month
Where to go in August - average daytime high across popular destinations.
Colombo
30°C (86°F) Negombo30°C (86°F) Mirissa29°C (84°F) Unawatuna29°C (84°F) Hikkaduwa29°C (84°F) Galle29°C (84°F) Kandy
29°C (84°F) Nuwara Eliya28°C (82°F) 
Bucket list
Need travel inspiration? Check out our bucket list articles and be inspired.
10 Hidden gems in Asia you need to visit
Explore 10 hidden gems in Asia offering authentic experiences, from pristine beaches and remote islands to cultural treks and peaceful mountain villages.
Safari at Yala West National Park
The best travel time is indicated by October to December. However from December to March you have the biggest chance to see leopards and elephants with March as the best month.
From Hikkaduwa to Hiriketiya: where to stay on the South Coast of Sri Lanka
We have selected a few of our favorite places to stay for you. With beautiful gardens, welcoming hosts, great food - these should definitely be on your bucket list!
Visit Adams Peak
Adam's Peak is a holy mountain which pilgrims visit for over a thousand years. Here Adam (according to the Christians) would have set his first footstep after being sent down from heaven.