Lethem weather in March 2026

Expect daytime maximum temperatures of 32°C in Lethem, Guyana in March and very high heat and humidity based on long-term weather averages. There are 7 hours of sunshine per day on average with 12 days with some rainfall and typically 45 mm of rainfall in the month.

  • 32°C maximum daytime temperature in March in Lethem32
    32°C max day temperature
  • 7 hours of sunshine per day
  • 12 days with some rainfall in March in Lethem12
    12 days with some rainfall
  • 23°C minimum night-time temperature in March in Lethem23
    23°C min night temperature
  • 12 hours of daylight per day in March in Lethem12
    12 hours of daylight per day
  • Very high heat & humidity in March in LethemVH
    Very High heat & humidity
  • 45 mm monthly rainfall in March in Lethem45
    45 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in March in Lethem11
    11+ (Extreme) UV index

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The March 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 March?

Daytime temperatures usually reach 30°C in Lethem in March with high heat and humidity, falling to 24°C at night.

How sunny is it in Lethem in March?

There are normally 7 hours of bright sunshine each day in Lethem in March - that's 60% of daylight hours.

How warm is the sea around Lethem in March?

The average sea temperature around Lethem in March is 27°C.

Does it rain in Lethem in March?

There are usually 15 days with some rain in Lethem in March and the average monthly rainfall is 141mm.

Lethem March sunrise & sunset times

Browse the sunrise and sunset times for Lethem in March 2026. Select a month to view Lethem sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Sunday, 1st March 2026 06:10 18:13
Monday, 16th March 2026 06:05 18:11
Tuesday, 31st March 2026 05:59 18:08

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