Lethem weather in October 2025

Expect daytime maximum temperatures of 34°C in Lethem, Guyana in October and very high heat and humidity based on long-term weather averages. There are 8 hours of sunshine per day on average with 11 days with some rainfall and typically 58 mm of rainfall in the month.

  • 34°C maximum daytime temperature in October in Lethem34
    34°C max day temperature
  • 8 hours of sunshine per day
  • 11 days with some rainfall in October in Lethem11
    11 days with some rainfall
  • 24°C minimum night-time temperature in October in Lethem24
    24°C min night temperature
  • 12 hours of daylight per day in October in Lethem12
    12 hours of daylight per day
  • Very high heat & humidity in October in LethemVH
    Very High heat & humidity
  • 58 mm monthly rainfall in October in Lethem58
    58 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in October in Lethem11
    11+ (Extreme) UV index

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The October weather guide for Guyana (Lethem) 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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How hot is it in Lethem in October?

Daytime temperatures usually reach 31°C in Lethem in October with very high heat and humidity, falling to 24°C at night.

How sunny is it in Lethem in October?

There are normally 8 hours of bright sunshine each day in Lethem in October - that's 64% of daylight hours.

How warm is the sea around Lethem in October?

The average sea temperature around Lethem in October is 29°C.

Does it rain in Lethem in October?

There are usually 14 days with some rain in Lethem in October and the average monthly rainfall is 83mm.

Lethem October sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Wednesday, 1st October 2025 05:46 17:51
Thursday, 16th October 2025 05:44 17:46
Friday, 31st October 2025 05:43 17:43

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