Nugegoda
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Nugegoda Weather in September

September in Nugegoda brings very high temperatures, with highs of 30°C (86°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 Nugegoda in September

Nugegoda is in the rainy season in September, with rain on around 14 days and an average of 265 mm (10 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 Nugegoda in September

If you're visiting Nugegoda in September, expect highs of 30°C (86°F) and overnight lows around 25°C (77°F). Indoor breaks or shaded spots can make the warmer part of the day much more comfortable. At 25°C (77°F) overnight, it stays warm after dark. Light, breathable clothing and good airflow in your room make a noticeable difference.

Sunshine in Nugegoda 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 Nugegoda 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

With water at 28°C (82°F), you can expect warm, pleasant conditions for any water activity. There's no adjustment period, it feels comfortable straight away.

Our weather planner can help you find worldwide destinations with pleasant weather during this period. January typically offers the best weather for Nugegoda.

Nugegoda 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
265 mm (10 in)
Rainy days
14 days
Humidity
76% *
Windspeed
2 m/s (4 knots) *
Sunshine
189 hours *
Percentage Sunshine
*
* Data from: Colombo, Sri Lanka (4 KM, 2 Miles).

Nugegoda Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Nugegoda - and find the best time to visit.

Daily Historical Temperatures

46-year average (1976-2025)

Based on our historical records, temperatures in Nugegoda typically stay consistent throughout September, with daily highs averaging around 30°C (86°F). Nights are warm, with lows around 25°C (77°F).

Average temperatures in September

Daily Historical Precipitation

46-year average (1976-2025)

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

Average precipitation in September

Historical weather records for Nugegoda in September

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

Nugegoda historical weather extremes in September

The extremes listed below come from historical weather data collected in Nugegoda from 1998 through 2026.

  • On September 28, 2024, temperatures climbed to 34°C (93°F), marking the warmest September day on record.
  • The lowest daytime temperature in September was 25°C (77°F), recorded on September 24, 2000.
  • Nighttime temperatures dropped to 22°C (72°F) on September 9, 2007, marking the coldest September night on record.

Best Places in Sri Lanka in September

Find out more about the weather in Sri Lanka and which places have the best travel conditions in this month. See all of Sri Lanka in September →

perfect weather
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

What to Wear in Nugegoda 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. Sunglasses could come in handy during the sunnier parts of your trip.

What To Do in Nugegoda 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
    7/10
  • Outdoor sports
    7/10

Nugegoda 3-Day Forecast

Popular in September

Where to go in September - average daytime high across popular destinations.

Bucket list

Need travel inspiration? Check out our bucket list articles and be inspired.