Deniyaya Weather in September

Deniyaya in September sees high temperatures, with highs around 30°C (86°F) and overnight lows of 23°C (73°F). With the rainy season in full effect, expect around 231 mm (9.1 in) of rainfall and regular showers throughout the month.

Rainfall in Deniyaya in September

As part of the rainy season, Deniyaya sees around 12 days of rain in September, with an average of 231 mm (9.1 in). Rainy season showers here are typically intense, often clearing quickly but coming down hard while they last.

Temperature in Deniyaya in September

In September, Deniyaya gets high temperatures, with highs of 30°C (86°F). Nights cool to around 23°C (73°F). The days can feel warmer than the evenings, so packing for both parts of the day is a good idea. With lows of 23°C (73°F), the nights are warm and generally comfortable.

Sunshine in Deniyaya in September

There are approximately 190 hours of sunshine this month, despite being the rainy season. Rain often arrives in the late afternoon or evening, keeping mornings and early afternoons sunny. Even during the wet season, it could still be a nice time to visit.

September in Deniyaya can still be great, but if you prefer pleasant temperatures along with dry and sunny conditions, our weather planner can help you explore other options in the world.

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For a detailed overview over the year and the best time to visit Sri Lanka, check out our Deniyaya's climate page.

Deniyaya Temperature in September

Min Temperature 23°C (73°F)  

Max Temperature 30°C (86°F)  

Chance of Rain 40%  

Precipitation 231 mm (9.1 in)  

Rainy days 12 days  

Humidity 78% *  

Sunshine 190 hours *  

Percentage Sunshine *  

* Data from: Ratnapura, Sri Lanka (41 KM, 25 Miles).

What to Wear in Deniyaya in September

Warm temperatures in September make for comfortable sightseeing weather. Pack breathable fabrics like cotton shirts, knee-length shorts or skirts, and comfortable walking shoes. A thin long sleeve for indoor spaces is handy. Heavy rain is guaranteed, please bring a good poncho and waterproof everything! Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.

What To Do in Deniyaya in September

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming

7/10

Cycling

7/10

Walking

7/10

Camping

6/10

Outdoor sports

7/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit Sri Lanka, check out our Deniyaya's climate page.

More climate data for Deniyaya

Temperature Rainfall Sunshine Humidity

See the full Deniyaya climate overview or explore weather in Sri Lanka.