Weather in Colombo in August 2018

Expect 30°C daytime maximum temperatures in the shade with on average 6 hours of sunshine per day in Colombo in August. Check more long-term weather averages for Colombo in August before you book your next holiday to Sri Lanka in 2018.

Key weather averages for Colombo in August

  • 30°C maximum daytime temperature in August in Colombo30
    30°C max day temperature
  • 6 hours of sunshine per day (52% of daylight hours) in August in Colombo6
    6 hours of sunshine per day
  • 11 days with some rainfall in August in Colombo11
    11 days with some rainfall
  • 25°C minimum night-time temperature in August in Colombo25
    25°C min night temperature
  • 12 hours of daylight per day in August in Colombo12
    12 hours of daylight per day
  • High heat & humidity in August in ColomboH
    High heat & humidity
  • 116 mm monthly rainfall in August in Colombo116
    116 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in August in Colombo11
    11+ (Extreme) UV index
  • 27°C sea temperature in August in Colombo27
    27°C sea temperature

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec All months

Metric (°C / mm)  |  Imperial (°F / inches)

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More about Colombo

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Guide to Colombo weather in August

The average maximum daytime temperature in Colombo in August is a hot 30°C (86°F) with high heat & humidity. The average night-time temperature is usually a warm 25°C (77°F). There are usually 6 hours of bright sunshine each day, which represents 52% of the 12 hours of daylight.

Expect 116mm (4.6 inches) of rainfall across the whole of August with 11 days with some rain falling. Maximum UV levels will be extreme (11+ UV index) at midday when the skies are clear.

The average sea temperature in and around Colombo in August is 27°C (81°F).

The weather in Colombo in August is represented by Colombo.

Colombo sunrise & sunset times for August 2018

Browse the sunrise & sunset times for Colombo in August 2018. Select a month to view Colombo sunrise & sunset times for the next twelve months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Wednesday, 1st August 2018 06:04 18:29
Thursday, 2nd August 2018 06:04 18:29
Friday, 3rd August 2018 06:04 18:29
Saturday, 4th August 2018 06:04 18:29
Sunday, 5th August 2018 06:05 18:29
Monday, 6th August 2018 06:05 18:28
Tuesday, 7th August 2018 06:05 18:28
Wednesday, 8th August 2018 06:05 18:28
Thursday, 9th August 2018 06:05 18:27
Friday, 10th August 2018 06:05 18:27
Saturday, 11th August 2018 06:05 18:27
Sunday, 12th August 2018 06:05 18:26
Monday, 13th August 2018 06:05 18:26
Tuesday, 14th August 2018 06:05 18:26
Wednesday, 15th August 2018 06:05 18:25
Thursday, 16th August 2018 06:05 18:25
Friday, 17th August 2018 06:05 18:25
Saturday, 18th August 2018 06:05 18:24
Sunday, 19th August 2018 06:04 18:24
Monday, 20th August 2018 06:04 18:23
Tuesday, 21st August 2018 06:04 18:23
Wednesday, 22nd August 2018 06:04 18:23
Thursday, 23rd August 2018 06:04 18:22
Friday, 24th August 2018 06:04 18:22
Saturday, 25th August 2018 06:04 18:21
Sunday, 26th August 2018 06:04 18:21
Monday, 27th August 2018 06:04 18:20
Tuesday, 28th August 2018 06:04 18:20
Wednesday, 29th August 2018 06:04 18:19
Thursday, 30th August 2018 06:03 18:19
Friday, 31st August 2018 06:03 18:18
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  • Book online with Thomson to receive discount
  • FREE kids places & low deposits also available

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Colombo weather by month

Check Colombo weather for a particular month by selecting from the list below. Monthly weather guides include figures for temperature, rainfall, sunshine hours and sea temperature plus daily sunrise & sunset times.

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