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.

Wednesday
11th Feb
34

25

8

9
Thursday
12th Feb
33

25

6

11
Friday
13th Feb
33

24

7

11
Saturday
14th Feb
34

24

6

11
Sunday
15th Feb
33

24

7

11

5-day weather forecast updated at 04:01 on Wednesday 11th 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 Wednesday 11th February 2026

Expect scattered clouds in Lethem, Guyana with a maximum temperature of 34°C, high levels of heat & humidity, maximum UV of 9 (Very High) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 25 kph from the north-east.

34
°C maximum temperature
25
°C minimum temperature
scattered clouds
8
hours of sunshine
9
UV index (Very High)
0
mm of rainfall expected
H
high heat & humidity
25
kph wind from NE

Lethem weather for Thursday 12th February 2026

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 moderate breeze of 21 kph from the north-east.

33
°C maximum temperature
25
°C minimum temperature
broken clouds
6
hours of sunshine
11
UV index (Extreme)
0
mm of rainfall expected
H
high heat & humidity
21
kph wind from NE

Lethem weather for Friday 13th February 2026

Expect isolated thunderstorms 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 0-2 mm of rainfall expected with 32% chance of some rain and a moderate breeze of 22 kph from the north-east.

33
°C maximum temperature
24
°C minimum temperature
isolated thunderstorms
7
hours of sunshine
11
UV index (Extreme)
32
% chance of some rain
<2
mm of rainfall expected
H
high heat & humidity
22
kph wind from NE

Lethem weather for Saturday 14th February 2026

Expect broken clouds in Lethem, Guyana with a maximum temperature of 34°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 north-east.

34
°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 NE

Lethem weather for Sunday 15th February 2026

Expect isolated thunderstorms 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 0-2 mm of rainfall expected with 35% chance of some rain and a moderate breeze of 22 kph from the east.