Weather in Biak in September 2019

  • 30°C maximum daytime temperature in September in Biak30
    30°C max day temperature
  • 6 hours of sunshine per day (47% of daylight hours) in September in Biak6
    6 hours of sunshine per day
  • 17 days with some rainfall in September in Biak17
    17 days with some rainfall
  • 22°C minimum night-time temperature in September in Biak22
    22°C min night temperature
  • 12 hours of daylight per day in September in Biak12
    12 hours of daylight per day
  • High heat & humidity in September in BiakH
    High heat & humidity
  • 210 mm monthly rainfall in September in Biak210
    210 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in September in Biak11
    11+ (Extreme) UV index
  • 29°C sea temperature in September in Biak29
    29°C sea temperature

Going to Biak? Find the best month to visit Biak based on the weather.

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Expect 30°C daytime maximum temperatures in the shade with on average 6 hours of sunshine per day in Biak in September. Check more long-term weather averages for Biak in September before you book your next holiday to Indonesia in 2019/2020.

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More about Biak

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

Guide to Biak weather in September

The average maximum daytime temperature in Biak in September is a hot 30°C (86°F) with high heat & humidity. The average night-time temperature is usually a warm 22°C (72°F). There are usually 6 hours of bright sunshine each day, which represents 47% of the 12 hours of daylight.

Expect 210mm (8.3 inches) of rainfall across the whole of September with 17 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 Biak in September is 29°C (84°F).

Biak sunrise & sunset times for September 2019

Browse the sunrise & sunset times for Biak in September 2019. Select a month to view Biak sunrise & sunset times for the next twelve months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Sunday, 1st September 2019 05:53 17:58
Monday, 2nd September 2019 05:53 17:58
Tuesday, 3rd September 2019 05:53 17:58
Wednesday, 4th September 2019 05:52 17:58
Thursday, 5th September 2019 05:52 17:57
Friday, 6th September 2019 05:52 17:57
Saturday, 7th September 2019 05:51 17:57
Sunday, 8th September 2019 05:51 17:56
Monday, 9th September 2019 05:50 17:56
Tuesday, 10th September 2019 05:50 17:56
Wednesday, 11th September 2019 05:50 17:55
Thursday, 12th September 2019 05:49 17:55
Friday, 13th September 2019 05:49 17:55
Saturday, 14th September 2019 05:49 17:54
Sunday, 15th September 2019 05:48 17:54
Monday, 16th September 2019 05:48 17:54
Tuesday, 17th September 2019 05:47 17:53
Wednesday, 18th September 2019 05:47 17:53
Thursday, 19th September 2019 05:47 17:53
Friday, 20th September 2019 05:46 17:53
Saturday, 21st September 2019 05:46 17:52
Sunday, 22nd September 2019 05:45 17:52
Monday, 23rd September 2019 05:45 17:52
Tuesday, 24th September 2019 05:45 17:51
Wednesday, 25th September 2019 05:44 17:51
Thursday, 26th September 2019 05:44 17:51
Friday, 27th September 2019 05:44 17:50
Saturday, 28th September 2019 05:43 17:50
Sunday, 29th September 2019 05:43 17:50
Monday, 30th September 2019 05:42 17:49
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