Weather in Phnom Penh in September 2018

Expect 31°C daytime maximum temperatures in the shade with on average 5 hours of sunshine per day in Phnom Penh in September. Check more long-term weather averages for Phnom Penh in September before you book your next holiday to Cambodia in 2018.

Key weather averages for Phnom Penh in September

  • 31°C maximum daytime temperature in September in Phnom Penh31
    31°C max day temperature
  • 5 hours of sunshine per day (41% of daylight hours) in September in Phnom Penh5
    5 hours of sunshine per day
  • 19 days with some rainfall in September in Phnom Penh19
    19 days with some rainfall
  • 24°C minimum night-time temperature in September in Phnom Penh24
    24°C min night temperature
  • 12 hours of daylight per day in September in Phnom Penh12
    12 hours of daylight per day
  • Very high heat & humidity in September in Phnom PenhVH
    Very High heat & humidity
  • 245 mm monthly rainfall in September in Phnom Penh245
    245 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in September in Phnom Penh11
    11+ (Extreme) UV index

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 Phnom Penh

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Guide to Phnom Penh weather in September

The average maximum daytime temperature in Phnom Penh in September is a hot 31°C (88°F) with very high heat & humidity. The average night-time temperature is usually a warm 24°C (75°F). There are usually 5 hours of bright sunshine each day, which represents 41% of the 12 hours of daylight.

Expect 245mm (9.6 inches) of rainfall across the whole of September with 19 days with some rain falling. Maximum UV levels will be extreme (11+ UV index) at midday when the skies are clear.

The weather in Phnom Penh in September is represented by Phnom Penh.

Phnom Penh sunrise & sunset times for September 2018

Browse the sunrise & sunset times for Phnom Penh in September 2018. Select a month to view Phnom Penh sunrise & sunset times for the next twelve months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Saturday, 1st September 2018 05:50 18:11
Sunday, 2nd September 2018 05:50 18:10
Monday, 3rd September 2018 05:50 18:09
Tuesday, 4th September 2018 05:50 18:09
Wednesday, 5th September 2018 05:50 18:08
Thursday, 6th September 2018 05:50 18:07
Friday, 7th September 2018 05:50 18:07
Saturday, 8th September 2018 05:50 18:06
Sunday, 9th September 2018 05:50 18:05
Monday, 10th September 2018 05:50 18:05
Tuesday, 11th September 2018 05:50 18:04
Wednesday, 12th September 2018 05:50 18:03
Thursday, 13th September 2018 05:50 18:03
Friday, 14th September 2018 05:50 18:02
Saturday, 15th September 2018 05:50 18:01
Sunday, 16th September 2018 05:50 18:01
Monday, 17th September 2018 05:50 18:00
Tuesday, 18th September 2018 05:50 17:59
Wednesday, 19th September 2018 05:50 17:59
Thursday, 20th September 2018 05:50 17:58
Friday, 21st September 2018 05:50 17:57
Saturday, 22nd September 2018 05:50 17:57
Sunday, 23rd September 2018 05:50 17:56
Monday, 24th September 2018 05:49 17:55
Tuesday, 25th September 2018 05:49 17:55
Wednesday, 26th September 2018 05:49 17:54
Thursday, 27th September 2018 05:49 17:53
Friday, 28th September 2018 05:49 17:53
Saturday, 29th September 2018 05:49 17:52
Sunday, 30th September 2018 05:49 17:51
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Phnom Penh weather by month

Check Phnom Penh 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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