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.
Chilaw Weather in September
Chilaw in September sees very high temperatures, with highs around 30°C (86°F) and overnight lows of 26°C (79°F). With the rainy season in full effect, expect around 188 mm (7.4 in) of rainfall and regular showers throughout the month.
Rainfall in Chilaw in September
Chilaw is in the rainy season in September, with rain on around 9 days and an average of 188 mm (7.4 in). With high rainfall totals spread across the month, individual showers can be very heavy. Waterproof gear is strongly recommended.
Temperature in Chilaw in September
September in Chilaw sees highs of 30°C (86°F) and lows of 26°C (79°F) overnight. For most visitors, the main thing to prepare for is the heat during the day. Nights stay warm at around 26°C (79°F), so light bedding and good ventilation are worth thinking about.Our weather planner can help you find worldwide destinations with pleasant weather during this period. January and February typically offer the best weather for Chilaw.
Chilaw Temperature in September
Min Temperature
26°C (79°F)
Max Temperature
30°C (86°F)
Chance of Rain
31%
Precipitation
188 mm (7.4 in)
Rainy days
9 days
Chilaw Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Chilaw - and find the best time to visit.
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 Chilaw in September
Warm but pleasant conditions in Chilaw in September. 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.
What To Do in Chilaw in September
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Cycling7/10 -
Walking7/10 -
Camping7/10 -
Outdoor sports7/10
Chilaw 3-Day Forecast
More climate data for Chilaw
See the full Chilaw climate overview or explore weather in Sri Lanka.
Popular in September
Where to go in September - average daytime high across popular destinations.
Colombo
30°C (86°F) Galle29°C (84°F) Mirissa29°C (84°F) Hikkaduwa29°C (84°F) Negombo30°C (86°F) Kandy
29°C (84°F) Unawatuna29°C (84°F) Nuwara Eliya28°C (82°F) Bucket list
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