Belmopan weather in September 2025

Expect 31°C daytime maximum temperatures in the shade with on average 6 hours of sunshine per day in Belmopan in September. Check more long-term weather averages for Belmopan in September before you book your next holiday to Belize in 2025/2026.

  • 31°C maximum daytime temperature in September in Belmopan31
    31°C max day temperature
  • 6 hours of sunshine per day
  • 16 days with some rainfall in September in Belmopan16
    16 days with some rainfall
  • 22°C minimum night-time temperature in September in Belmopan22
    22°C min night temperature
  • 12 hours of daylight per day in September in Belmopan12
    12 hours of daylight per day
  • High heat & humidity in September in BelmopanH
    High heat & humidity
  • 246 mm monthly rainfall in September in Belmopan246
    246 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in September in Belmopan11
    11+ (Extreme) UV index

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The September weather guide for Belize (Belmopan) 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 / mm)  |  Imperial (°F / inches)

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More about Belize

How hot is it in Belmopan in September?

Daytime temperatures usually reach 31°C in Belmopan in September with high heat and humidity, falling to 22°C at night.

How sunny is it in Belmopan in September?

There are normally 6 hours of bright sunshine each day in Belmopan in September - that's 49% of daylight hours.

Does it rain in Belmopan in September?

There are usually 16 days with some rain in Belmopan in September and the average monthly rainfall is 246mm.

What is the chance of a hurricane in Belmopan in September?

On average less than 1 day in September in Belmopan is likely to be affected by the passage of one or more tropical storms.

Belmopan September sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st September 2025 05:41 18:08
Monday, 15th September 2025 05:43 17:57
Tuesday, 30th September 2025 05:45 17:44

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