Chilaw Weather History North Western, Sri Lanka

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Past date: Past date must be from 1st Jan, 2009 onwards.

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Daily and hourly data from 1 Jan 2009 onwards.
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Tue 21 Oct, 2025 Weather in Chilaw

Sunrise: 05:58 AM Sunset: 05:53 PM	Moonrise: 05:37 AM Moonset: 05:42 PM	Max: 24.7 °c	Min: 23.3 °c	Avg: 23.9 °c	Precip: 49.60 mm	Max Wind: 19.1 kph

	Tue 21 0:00 am	Tue 21 3:00 am	Tue 21 6:00 am	Tue 21 9:00 am	Tue 21 12:00 pm	Tue 21 3:00 pm	Tue 21 6:00 pm	Tue 21 9:00 pm
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Temp	24.4°c	24.3°c	24.6°c	24.4°c	23.7°c	23.4°c	23.4°c	23.6°c
Wind	8.3 kmph	8.6 kmph	13.0 kmph	19.1 kmph	14.4 kmph	2.9 kmph	5.4 kmph	3.2 kmph
Precip	1.40 mm	1.60 mm	2.80 mm	4.90 mm	3.30 mm	1.20 mm	0.00 mm	0.00 mm
Cloud	82%	98%	100%	100%	97%	74%	64%	86%
Humidity	91%	92%	91%	92%	93%	92%	91%	88%
Pressure	1008 mb	1006 mb	1008 mb	1010 mb	1008 mb	1007 mb	1009 mb	1010 mb

Chilaw Annual Weather Averages

Month	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
January	30°C / 86°F	23°C / 74°F	26°C / 79°F	245 hours	79.21 mm / 3.12 In	6 days	1011 mb / 30 In
February	31°C / 88°F	24°C / 74°F	27°C / 81°F	253 hours	54.55 mm / 2.15 In	6 days	1011 mb / 30 In
March	31°C / 89°F	25°C / 77°F	28°C / 82°F	226 hours	103.36 mm / 4.07 In	10 days	1011 mb / 30 In
April	31°C / 88°F	26°C / 79°F	28°C / 83°F	115 hours	183.94 mm / 7.24 In	18 days	1010 mb / 30 In
May	30°C / 86°F	26°C / 80°F	28°C / 82°F	45 hours	375.23 mm / 14.77 In	22 days	1008 mb / 30 In
June	29°C / 84°F	26°C / 79°F	27°C / 81°F	24 hours	315.35 mm / 12.42 In	20 days	1009 mb / 30 In
July	29°C / 84°F	26°C / 78°F	27°C / 80°F	45 hours	259.46 mm / 10.21 In	18 days	1009 mb / 30 In
August	29°C / 83°F	25°C / 78°F	27°C / 80°F	40 hours	281.65 mm / 11.09 In	17 days	1009 mb / 30 In
September	29°C / 84°F	25°C / 78°F	27°C / 80°F	33 hours	294.08 mm / 11.58 In	17 days	1010 mb / 30 In
October	29°C / 84°F	25°C / 77°F	27°C / 80°F	63 hours	377.80 mm / 14.87 In	19 days	1010 mb / 30 In
November	29°C / 85°F	25°C / 76°F	27°C / 80°F	116 hours	342.66 mm / 13.49 In	19 days	1010 mb / 30 In
December	29°C / 85°F	24°C / 75°F	26°C / 79°F	176 hours	205.53 mm / 8.09 In	13 days	1010 mb / 30 In

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