Lethem weather live forecast

Today's maximum temperature in Lethem is expected to be 35°C. Select a day from the live weather forecast for Lethem, Guyana for more weather parameters.

Tuesday
13th Oct
35

27

5

11
Wednesday
14th Oct
35

27

7

10
Thursday
15th Oct
36

26

8

11
Friday
16th Oct
37

26

10

11
Saturday
17th Oct
35

26

10

11

5-day weather forecast updated at 04:00 on Tuesday 13th October 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 Tuesday 13th October 2026

Expect broken clouds in Lethem, Guyana with a maximum temperature of 35°C, high levels of heat & humidity, maximum UV of 11 (Extreme) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 21 kph from the east.

35
°C maximum temperature
27
°C minimum temperature
broken clouds
5
hours of sunshine
11
UV index (Extreme)
0
mm of rainfall expected
H
high heat & humidity
21
kph wind from E

Lethem weather for Wednesday 14th October 2026

Expect scattered clouds in Lethem, Guyana with a maximum temperature of 35°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 moderate breeze of 22 kph from the north-east.

35
°C maximum temperature
27
°C minimum temperature
scattered clouds
7
hours of sunshine
10
UV index (Very High)
0
mm of rainfall expected
H
high heat & humidity
22
kph wind from NE

Lethem weather for Thursday 15th October 2026

Expect scattered clouds in Lethem, Guyana with a maximum temperature of 36°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 26 kph from the east.

36
°C maximum temperature
26
°C minimum temperature
scattered clouds
8
hours of sunshine
11
UV index (Extreme)
0
mm of rainfall expected
H
high heat & humidity
26
kph wind from E

Lethem weather for Friday 16th October 2026

Expect scattered clouds in Lethem, Guyana with a maximum temperature of 37°C, high levels of heat & humidity, maximum UV of 11 (Extreme) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 26 kph from the north-east.

37
°C maximum temperature
26
°C minimum temperature
scattered clouds
10
hours of sunshine
11
UV index (Extreme)
0
mm of rainfall expected
H
high heat & humidity
26
kph wind from NE

Lethem weather for Saturday 17th October 2026

Expect isolated thunderstorms in Lethem, Guyana with a maximum temperature of 35°C, high levels of heat & humidity, maximum UV of 11+ (Extreme) and 10 hours of bright sunshine. There are 0-2 mm of rainfall expected with 19% chance of some rain and a moderate breeze of 25 kph from the east.