Dehiwala Weather in November

November in Dehiwala brings very high temperatures, with highs of 31°C (88°F) and nights dropping to 25°C (77°F). The rainy season is in full swing this month, so frequent downpours are part of the picture.

Rainfall in Dehiwala in November

Dehiwala is in the rainy season in November, with rain on around 15 days and an average of 343 mm (14 in). Rain during the rainy season here tends to be intense rather than just persistent drizzle. Expect significant downpours, often in the late afternoon.

Temperature in Dehiwala in November

In November, Dehiwala sees very high temperatures, with highs of 31°C (88°F). Nights drop to around 25°C (77°F). Indoor breaks or shaded spots can make the warmer part of the day much more comfortable. Nights stay warm at around 25°C (77°F), so light bedding and good ventilation are worth thinking about.

Sunshine in Dehiwala in November

The city usually sees around 210 hours of sunlight, indicating many sunny days despite it being the rainy season.

Wind Speed in Dehiwala in November

Average wind conditions reach 1 m/s (2 knots) in November. This creates generally peaceful weather with subtle air movement. Remember this is an average: some days are windless while others have noticeable or very gentle breezes.

Average water temperature in November

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.

November in Dehiwala has its charm. However, if you're seeking pleasant, dry and sunny weather, our weather planner can help you explore other destinations 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 Dehiwala's climate page.

Dehiwala Temperature in November

Min Temperature 25°C (77°F)  

Max Temperature 31°C (88°F)  

Water Temperature 28°C (82°F) *  

Chance of Rain 48%  

Precipitation 343 mm (14 in)  

Rainy days 15 days  

Humidity 76% *  

Windspeed 1 m/s (2 knots) *  

Sunshine 210 hours *  

Percentage Sunshine *  

* Data from: Colombo, Sri Lanka (5 KM, 3 Miles).

Daily Historical Temperatures

43-year average (1976-2025)

Based on our historical records, temperatures in Dehiwala typically stay consistent throughout November, with daily highs averaging around 31°C (88°F). Nights are warm, with lows around 24°C (75°F).

Average temperatures in November

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Daily Historical Precipitation

43-year average (1976-2025)

Average daily rainfall for each day of the month based on long-term records.

Average precipitation in November

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‹ January February March April May June July August September October November December ›

Historical weather for Dehiwala in November

Browse day-by-day weather records for Dehiwala spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.

Historical weather Temperatures Precipitation

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‹ January February March April May June July August September October November December ›

Dehiwala historical weather extremes in November

Based on 25 years of weather observations (2000-2025), these are the most extreme conditions recorded in Dehiwala.

• Dehiwala recorded its highest November temperature of 34°C (93°F) on November 7, 2020.
• Dehiwala experienced its chilliest November day on November 30, 2000, reaching only 25°C (77°F).
• The lowest overnight temperature recorded in November was 14°C (57°F) (November 7, 2020).

What to Wear in Dehiwala in November

Warm but pleasant conditions in Dehiwala in November. Focus on lightweight, maybe with natural fabrics, cotton blend shirts, comfortable shorts, and breathable footwear. A light cover-up for sun protection is smart too. It's going to pour! Pack a good poncho and prepare for very wet conditions. 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. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.

What To Do in Dehiwala in November

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

Swimming

8/10

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 Dehiwala's climate page.

More climate data for Dehiwala

Temperature Rainfall Sunshine Humidity Wind Speed Water Temp

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