Bandaragama Weather in September

Thinking of visiting Bandaragama in September? Expect very high temperatures reaching 30°C (86°F) during the day, dropping to 25°C (77°F) at night. Heavy showers are common during the rainy season.

Rainfall in Bandaragama in September

As part of the rainy season, Bandaragama sees around 14 days of rain in September, with an average of 284 mm (11 in). With high rainfall totals spread across the month, individual showers can be very heavy. Waterproof gear is strongly recommended.

Temperature in Bandaragama in September

Temperatures in Bandaragama in September top out at 30°C (86°F) and drop to 25°C (77°F) overnight. Sunshine and humidity can make it feel even warmer than the raw temperature suggests. With lows around 25°C (77°F), the nights are warm enough that a sheet is usually all you need for bedding.

Sunshine in Bandaragama in September

The month experiences a moderate amount of sunlight, with 189 hours of sunshine. This provides a nice balance between sunshine and rain.

Wind Speed in Bandaragama in September

Average wind conditions reach 2 m/s (4 knots) in September. This creates comfortable weather with light winds that gently move vegetation. Keep in mind this is an average. Daily conditions range from near-calm to more noticeable wind.

Average water temperature in September

The water is 28°C (82°F) this month — warm enough that getting in requires no effort at all. Good conditions for swimming, snorkeling, or just floating around.

September in Bandaragama 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 Bandaragama's climate page.

Bandaragama Temperature in September

Min Temperature 25°C (77°F)  

Max Temperature 30°C (86°F)  

Water Temperature 28°C (82°F) *  

Chance of Rain 45%  

Precipitation 284 mm (11 in)  

Rainy days 14 days  

Humidity 76% *  

Windspeed 2 m/s (4 knots) *  

Sunshine 189 hours *  

Percentage Sunshine *  

* Data from: Colombo, Sri Lanka (24 KM, 15 Miles).

What to Wear in Bandaragama 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! Expect water temperatures of around 28°C (82°F), which is ideal for taking a refreshing dip. Bring swimwear and consider packing a towel for drying off. Bring sunglasses since you'll have some sunny periods throughout the month

What To Do in Bandaragama 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 Bandaragama's climate page.

More climate data for Bandaragama

Temperature Rainfall Sunshine Humidity Wind Speed Water Temp

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