Choiseul Bay weather in September 2025

Expect 86°F daytime maximum temperatures in the shade with on average 6 hours of sunshine per day in Choiseul Bay in September. Check more long-term weather averages for Choiseul Bay in September before you book your next holiday to Solomon Islands in 2025/2026.

  • 86°F maximum daytime temperature in September in Choiseul Bay86
    86°F max day temperature
  • 6 hours of sunshine per day
  • 19 days with some rainfall in September in Choiseul Bay19
    19 days with some rainfall
  • 72°F minimum night-time temperature in September in Choiseul Bay72
    72°F min night temperature
  • 12 hours of daylight per day in September in Choiseul Bay12
    12 hours of daylight per day
  • High heat & humidity in September in Choiseul BayH
    High heat & humidity
  • 12.6 inches monthly rainfall in September in Choiseul Bay12.6
    12.6 inches of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in September in Choiseul Bay11
    11+ (Extreme) UV index
  • 84°F sea temperature in September in Choiseul Bay84
    84°F sea temperature

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The September weather guide for Solomon Islands (Choiseul Bay) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C)  |  Imperial (°F)

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How hot is it in Choiseul Bay in September?

Daytime temperatures usually reach 86°F in Choiseul Bay in September with high heat and humidity, falling to 72°F at night.

How sunny is it in Choiseul Bay in September?

There are normally 6 hours of bright sunshine each day in Choiseul Bay in September - that's 46% of daylight hours.

How warm is the sea around Choiseul Bay in September?

The average sea temperature around Choiseul Bay in September is 84°F.

Does it rain in Choiseul Bay in September?

There are usually 19 days with some rain in Choiseul Bay in September and the average monthly rainfall is 12.6 inches.

Choiseul Bay September sunrise & sunset times

Browse the sunrise and sunset times for Choiseul Bay in September 2025. Select a month to view Choiseul Bay sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st September 2025 06:35 18:34
Monday, 15th September 2025 06:28 18:32
Tuesday, 30th September 2025 06:20 18:29

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