Lethem weather in December 2025

Expect daytime maximum temperatures of 90°F in Lethem, Guyana in December and very high heat and humidity based on long-term weather averages. There are 7 hours of sunshine per day on average with 14 days with some rainfall.

  • 90°F maximum daytime temperature in December in Lethem90
    90°F max day temperature
  • 7 hours of sunshine per day
  • 14 days with some rainfall in December in Lethem14
    14 days with some rainfall
  • 73°F minimum night-time temperature in December in Lethem73
    73°F min night temperature
  • 12 hours of daylight per day in December in Lethem12
    12 hours of daylight per day
  • Very high heat & humidity in December in LethemVH
    Very High heat & humidity
  • 1.5 inches monthly rainfall in December in Lethem1.5
    1.5 inches of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in December in Lethem11
    11+ (Extreme) UV index

More about Lethem

Lethem by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Recommended for Guyana

Hostelworld: Top deals on accommodation

  • Explore cheap accommodation around the world
  • Choose from over 36,000 properties across the globe
  • Get instant confirmation & 24/7 customer service
Go to Hostelworld deal >>

View all Hostelworld offers

The December 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)  |  Imperial (°F)

Back to top

How hot is it in Lethem in December?

Daytime temperatures usually reach 84°F in Lethem in December with high heat and humidity, falling to 75°F at night.

How sunny is it in Lethem in December?

There are normally 6 hours of bright sunshine each day in Lethem in December - that's 53% of daylight hours.

How warm is the sea around Lethem in December?

The average sea temperature around Lethem in December is 81°F.

Does it rain in Lethem in December?

There are usually 25 days with some rain in Lethem in December and the average monthly rainfall is 11.6 inches.

Lethem December sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st December 2025 05:50 17:47
Tuesday, 16th December 2025 05:57 17:53
Wednesday, 31st December 2025 06:04 18:00

Related posts

Popular travel offers

Explore holiday destinations

More holidays

Save with latest deals & discounts

More deals

Airport parking

More parking

Airport lounges

More lounges

Top ^