Monthly weather forecast and climate
Lethem, Guyana

Weather in January

January, the same as December, in Lethem, Guyana, is another tropical winter month, with average temperature varying between 23°C (73.4°F) and 33°C (91.4°F). The warmest months are January through April, September through December, with an average high-temperature of 33°C (91.4°F). January is the month with the least rainfall in Lethem. Weather in January »

Weather in February

The last month of the winter, February, is another tropical month in Lethem, Guyana, with average temperature ranging between min 23°C (73.4°F) and max 33°C (91.4°F). January through April, September through December, with an average high-temperature of 33°C (91.4°F), are the warmest months. In Lethem, Guyana, during 10 rainfall days, 36mm (1.42") of precipitation is typically accumulated. Weather in February »

Weather in March

The first month of the spring, March, is also a hot month in Lethem, Guyana, with average temperature fluctuating between 23°C (73.4°F) and 33°C (91.4°F). January through April, September through December, with an average high-temperature of 33°C (91.4°F), are the warmest months. Weather in March »

Weather in April

April, the same as March, in Lethem, Guyana, is a hot spring month, with average temperature varying between 33°C (91.4°F) and 23°C (73.4°F). January through April, September through December, with an average high-temperature of 33°C (91.4°F), are the warmest months. In April, the rain falls for 15 days. Weather in April »

Weather in May

The last month of the spring, May, is also a hot month in Lethem, Guyana, with temperature in the range of an average low of 23°C (73.4°F) and an average high of 32°C (89.6°F). In Lethem, Guyana, the average high-temperature in May is relatively the same as in April - a still hot 32°C (89.6°F). Weather in May »

Weather in June

June, the first month of the summer, in Lethem, is still a hot month, with temperature in the range of an average high of 31°C (87.8°F) and an average low of 23°C (73.4°F). The coldest months are June through August, with an average high-temperature of 31°C (87.8°F). In Lethem, Guyana, during 26 rainfall days, 302mm (11.89") of precipitation is typically accumulated. Weather in June »

Weather in July

July, like June, is a hot summer month in Lethem, Guyana, with average temperature ranging between min 23°C (73.4°F) and max 31°C (87.8°F). The coldest months are June through August, with an average high-temperature of 31°C (87.8°F). The month with the most rainfall is July when the rain falls for 25 days and typically aggregates up to 376mm (14.8") of precipitation. Weather in July »

Weather in August

The last month of the summer, August, is another tropical month in Lethem, Guyana, with average temperature varying between 31°C (87.8°F) and 23°C (73.4°F). June through August, with an average high-temperature of 31°C (87.8°F), are the coldest months. In Lethem, during August, the rain falls for 20 days and regularly aggregates up to 239mm (9.41") of precipitation. Weather in August »

Weather in September

The first month of the autumn, September, is still a hot month in Lethem, Guyana, with average temperature fluctuating between 33°C (91.4°F) and 24°C (75.2°F). January through April, September through December, with an average high-temperature of 33°C (91.4°F), are the warmest months. In Lethem, in September, during 13 rainfall days, 86mm (3.39") of precipitation is typically accumulated. Weather in September »

Weather in October

October, the same as September, in Lethem, Guyana, is another tropical autumn month, with average temperature varying between 24°C (75.2°F) and 33°C (91.4°F). January through April, September through December, with an average high-temperature of 33°C (91.4°F), are the warmest months. In Lethem, Guyana, it is raining for 11 days, with typically 58mm (2.28") of accumulated precipitation. Weather in October »

Weather in November

The last month of the autumn, November, is also a hot month in Lethem, Guyana, with average temperature varying between 33°C (91.4°F) and 24°C (75.2°F). January through April, September through December, with an average high-temperature of 33°C (91.4°F), are the warmest months. In Lethem, in November, during 11 rainfall days, 109mm (4.29") of precipitation is typically accumulated. Weather in November »

Weather in December

The first month of the winter, December, is still a tropical month in Lethem, Guyana, with average temperature fluctuating between 33°C (91.4°F) and 23°C (73.4°F). January through April, September through December, with an average high-temperature of 33°C (91.4°F), are the warmest months. Weather in December »
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FAQ

What are the warmest months in Lethem?

Warmest months in Lethem, Guyana, are January through April, September through December, with an average high-temperature of 33°C (91.4°F).

How much does it rain in Lethem?

Throughout the year, in Lethem, Guyana, there are 194 rainfall days, and 1739mm (68.46") of precipitation is accumulated.

What is the driest month in Lethem?

January is the month with the least rainfall. Rain falls for 13 days and accumulates 30mm (1.18") of precipitation.

What is the month with the least sunshine in Lethem?

Months with the least sunshine are January through July and December, with an average of 7h of sunshine.

What is the month with the highest UV index in Lethem?

January through December, with an average maximum UV index of 12, are months with the highest UV index.

What is the month with the lowest UV index in Lethem?

Months with the lowest UV index in Lethem are January through December, with an average maximum UV index of 12.

When are the longest days in Lethem?

May through July, with an average of 12.3h of daylight, are months with the longest days in Lethem, Guyana.

What is the coldest month in Lethem?

The coldest months in Lethem are June through August, with an average high-temperature of 31°C (87.8°F).

What is the rainiest month in Lethem?

July is the month with the most rainfall in Lethem, Guyana. Rain falls for 25 days and accumulates 376mm (14.8") of precipitation.

What are the months with the most sunshine in Lethem?

August through November, with an average of 8h of sunshine, are months with the most sunshine.

What is the month with the shortest days in Lethem?

December has the shortest days of the year in Lethem, with an average of 11.9h of daylight.

Average temperature
Lethem, Guyana

Average temperature - Lethem, Guyana

The warmest months (with the highest average high temperature) are January, February, March, April, September, October, November and December (33°C).
Months with the lowest average high temperature are June, July and August (31°C).

Months with the highest average low temperature are September, October and November (24°C).
The coldest months (with the lowest average low temperature) are January, February, March, April, May, June, July, August and December (23°C).

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Average rainfall
Lethem, Guyana

Average rainfall - Lethem, Guyana

The wettest month (with the highest rainfall) is July (376mm).
The driest month (with the least rainfall) is January (30mm).

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Average rainfall days
Lethem, Guyana

Average rainfall days - Lethem, Guyana

The month with the highest number of rainy days is June (26 days).
The month with the least rainy days is February (10 days).

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Average daylight / Average sunshine
Lethem, Guyana

Average daylight / Average sunshine - Lethem, Guyana

Months with the longest days are May, June and July (Average daylight: 12.3h).
The month with the shortest days is December (Average daylight: 11.9h).

Months with the most sunshine are August, September, October and November (Average sunshine: 8h).
Months with the least sunshine are January, February, March, April, May, June, July and December (Average sunshine: 7).

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Average UV index
Lethem, Guyana

Average UV index - Lethem, Guyana

Months with the highest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 12).
Months with the lowest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 12).

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