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
9th Jul
33

24

7

10
Friday
10th Jul
31

25

6

9
Saturday
11th Jul
33

24

7

10
Sunday
12th Jul
33

25

8

10
Monday
13th Jul
32

24

7

9

5-day weather forecast updated at 04:00 on Thursday 9th July 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 Thursday 9th July 2026

Expect scattered clouds in Lethem, Guyana with a maximum temperature of 33°C, high levels of heat & humidity, maximum UV of 10 (Very High) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 17 kph from the north-east.

33
°C maximum temperature
24
°C minimum temperature
scattered clouds
7
hours of sunshine
10
UV index (Very High)
0
mm of rainfall expected
H
high heat & humidity
17
kph wind from NE

Lethem weather for Friday 10th July 2026

Expect isolated thunderstorms in Lethem, Guyana with a maximum temperature of 31°C, moderate levels of heat & humidity, maximum UV of 9 (Very High) and 6 hours of bright sunshine. There are 0-2 mm of rainfall expected with 35% chance of some rain and a moderate breeze of 20 kph from the north-east.

31
°C maximum temperature
25
°C minimum temperature
isolated thunderstorms
6
hours of sunshine
9
UV index (Very High)
35
% chance of some rain
<2
mm of rainfall expected
M
moderate heat & humidity
20
kph wind from NE

Lethem weather for Saturday 11th July 2026

33
°C maximum temperature
24
°C minimum temperature
scattered clouds
7
hours of sunshine
10
UV index (Very High)
0
mm of rainfall expected
H
high heat & humidity
17
kph wind from NE

Lethem weather for Sunday 12th July 2026

Expect scattered clouds in Lethem, Guyana with a maximum temperature of 33°C, high levels of heat & humidity, maximum UV of 10 (Very High) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 19 kph from the north-east.

33
°C maximum temperature
25
°C minimum temperature
scattered clouds
8
hours of sunshine
10
UV index (Very High)
0
mm of rainfall expected
H
high heat & humidity
19
kph wind from NE

Lethem weather for Monday 13th July 2026

Expect isolated thunderstorms in Lethem, Guyana with a maximum temperature of 32°C, moderate levels of heat & humidity, maximum UV of 9 (Very High) and 7 hours of bright sunshine. There are 2-5 mm of rainfall expected with 39% chance of some rain and a gentle breeze of 18 kph from the east.