Lethem weather live forecast

Today's maximum temperature in Lethem is expected to be 34°C. Select a day from the live weather forecast for Lethem, Guyana for more weather parameters.

Saturday
21st Feb
34

25

8

11
Sunday
22nd Feb
33

24

7

11
Monday
23rd Feb
34

24

7

11
Tuesday
24th Feb
33

24

6

9
Wednesday
25th Feb
34

24

8

11

5-day weather forecast updated at 04:01 on Saturday 21st February 2026 GMT

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The 5-day weather forecast for Guyana (Lethem) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Lethem weather forecast by day

Below are the detailed weather forecasts for Lethem for the next 5 days.

Lethem weather for Saturday 21st February 2026

Expect scattered clouds in Lethem, Guyana with a maximum temperature of 34°C, high levels of heat & humidity, maximum UV of 11+ (Extreme) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 28 kph from the north-east.

34
°C maximum temperature
25
°C minimum temperature
scattered clouds
8
hours of sunshine
11
UV index (Extreme)
0
mm of rainfall expected
H
high heat & humidity
28
kph wind from NE

Lethem weather for Sunday 22nd February 2026

Expect scattered clouds in Lethem, Guyana with a maximum temperature of 33°C, high levels of heat & humidity, maximum UV of 11 (Extreme) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 27 kph from the north-east.

33
°C maximum temperature
24
°C minimum temperature
scattered clouds
7
hours of sunshine
11
UV index (Extreme)
0
mm of rainfall expected
H
high heat & humidity
27
kph wind from NE

Lethem weather for Monday 23rd February 2026

Expect scattered clouds in Lethem, Guyana with a maximum temperature of 34°C, high levels of heat & humidity, maximum UV of 11+ (Extreme) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a fresh breeze of 30 kph from the north-east.

34
°C maximum temperature
24
°C minimum temperature
scattered clouds
7
hours of sunshine
11
UV index (Extreme)
0
mm of rainfall expected
H
high heat & humidity
30
kph wind from NE

Lethem weather for Tuesday 24th February 2026

Expect broken clouds in Lethem, Guyana with a maximum temperature of 33°C, high levels of heat & humidity, maximum UV of 9 (Very High) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 27 kph from the north-east.