Lethem weather live forecast

Today's maximum temperature in Lethem is expected to be 33°C. Select a day from the live weather forecast for Lethem, Guyana for more weather parameters.

Thursday
25th Dec
33

25

8

8
Friday
26th Dec
32

25

7

10
Saturday
27th Dec
33

24

6

11
Sunday
28th Dec
33

24

6

11
Monday
29th Dec
32

25

6

11

5-day weather forecast updated at 04:01 on Thursday 25th December 2025 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 Thursday 25th December 2025

Expect scattered clouds in Lethem, Guyana with a maximum temperature of 33°C, high levels of heat & humidity, maximum UV of 8 (Very High) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 21 kph from the east.

33
°C maximum temperature
25
°C minimum temperature
scattered clouds
8
hours of sunshine
8
UV index (Very High)
0
mm of rainfall expected
H
high heat & humidity
21
kph wind from E

Lethem weather for Friday 26th December 2025

Expect isolated thunderstorms in Lethem, Guyana with a maximum temperature of 32°C, moderate levels of heat & humidity, maximum UV of 10 (Very High) and 7 hours of bright sunshine. There are 2-5 mm of rainfall expected with 31% chance of some rain and a gentle breeze of 19 kph from the east.

32
°C maximum temperature
25
°C minimum temperature
isolated thunderstorms
7
hours of sunshine
10
UV index (Very High)
31
% chance of some rain
<5
mm of rainfall expected
M
moderate heat & humidity
19
kph wind from E

Lethem weather for Saturday 27th December 2025

Expect broken clouds in Lethem, Guyana with a maximum temperature of 33°C, high levels of heat & humidity, maximum UV of 11 (Extreme) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 19 kph from the east.

33
°C maximum temperature
24
°C minimum temperature
broken clouds
6
hours of sunshine
11
UV index (Extreme)
0
mm of rainfall expected
H
high heat & humidity
19
kph wind from E

Lethem weather for Sunday 28th December 2025

Expect isolated thunderstorms in Lethem, Guyana with a maximum temperature of 33°C, high levels of heat & humidity, maximum UV of 11 (Extreme) and 6 hours of bright sunshine. There are 0-2 mm of rainfall expected with 28% chance of some rain and a moderate breeze of 20 kph from the east.

33
°C maximum temperature
24
°C minimum temperature
isolated thunderstorms
6
hours of sunshine
11
UV index (Extreme)
28
% chance of some rain
<2
mm of rainfall expected
H
high heat & humidity
20
kph wind from E

Lethem weather for Monday 29th December 2025

Expect broken clouds in Lethem, Guyana with a maximum temperature of 32°C, high levels of heat & humidity, maximum UV of 11 (Extreme) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 19 kph from the east.