Climate and monthly weather forecast
Rockstone, Guyana

Weather in January

January, like December, in Rockstone, Guyana, is a moderately hot winter month, with an average temperature varying between 21.8°C (71.2°F) and 29.3°C (84.7°F). With an average high-temperature of 29.3°C (84.7°F) and an average low-temperature of 21.8°C (71.2°F), January is the coldest month. In January, the average heat index is appraised at a very hot 36.3°C (97.3°F). Weather in January »

Weather in February

The last month of the winter, February, is another warm month in Rockstone, Guyana, with an average temperature varying between 21.9°C (71.4°F) and 29.4°C (84.9°F). In Rockstone, the average high-temperature in February is practically the same as in January - a still moderately hot 29.4°C (84.9°F). Weather in February »

Weather in March

The first month of the spring, March, is a hot month in Rockstone, Guyana, with an average temperature ranging between min 22.2°C (72°F) and max 30.3°C (86.5°F). In March, the average high-temperature is practically the same as in February - a tropical 30.3°C (86.5°F). Weather in March »

Weather in April

April, the same as March, in Rockstone, Guyana, is another hot spring month, with an average temperature fluctuating between 22.8°C (73°F) and 30.8°C (87.4°F). In April, the average high-temperature is essentially the same as in March - a still hot 30.8°C (87.4°F). Weather in April »

Weather in May

The last month of the spring, May, is also a hot month in Rockstone, Guyana, with temperature in the range of an average high of 30.5°C (86.9°F) and an average low of 23.1°C (73.6°F). In May, the average high-temperature is almost the same as in April - a still tropical 30.5°C (86.9°F). Weather in May »

Weather in June

The first month of the summer, June, is still a tropical month in Rockstone, Guyana, with an average temperature ranging between max 30.2°C (86.4°F) and min 22.8°C (73°F). In June, the average high-temperature is almost the same as in May - a still hot 30.2°C (86.4°F). Weather in June »

Weather in July

July, the same as June, in Rockstone, Guyana, is a hot summer month, with temperature in the range of an average low of 22.3°C (72.1°F) and an average high of 30.7°C (87.3°F). In July, the average high-temperature is practically the same as in June - a still tropical 30.7°C (87.3°F). Weather in July »

Weather in August

The last month of the summer, August, is also a hot month in Rockstone, Guyana, with temperature in the range of an average high of 32.2°C (90°F) and an average low of 22.9°C (73.2°F). In Rockstone, the average high-temperature in August is essentially the same as in July - a still hot 32.2°C (90°F). Weather in August »

Weather in September

September, the first month of the autumn in Rockstone, is still a hot month, with an average temperature varying between 33.1°C (91.6°F) and 22.9°C (73.2°F). With an average high-temperature of 33.1°C (91.6°F) and an average low-temperature of 22.9°C (73.2°F), September is the warmest month. In September, the average heat index is appraised at a burning hot 47.5°C (117.5°F). Weather in September »

Weather in October

October, the same as September, in Rockstone, Guyana, is another tropical autumn month, with an average temperature varying between 32.9°C (91.2°F) and 23.5°C (74.3°F). In Rockstone, the average high-temperature in October is almost the same as in September - a still hot 32.9°C (91.2°F). Weather in October »

Weather in November

November, the last month of the autumn in Rockstone, is also a hot month, with an average temperature fluctuating between 23.3°C (73.9°F) and 31.5°C (88.7°F). In November, the average high-temperature is relatively the same as in October - a still hot 31.5°C (88.7°F). Weather in November »

Weather in December

December, the first month of the winter in Rockstone, is still a warm month, with temperature in the range of an average high of 29.9°C (85.8°F) and an average low of 22.4°C (72.3°F). In December, the average high-temperature is almost the same as in November - a moderately hot 29.9°C (85.8°F). Weather in December »
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FAQ

What is the coldest month in Rockstone?

January is the coldest month in Rockstone, Guyana, with an average high-temperature of 29.3°C (84.7°F) and an average low-temperature of 21.8°C (71.2°F).

How much does it rain in Rockstone?

Throughout the year, in Rockstone, there are 312.9 rainfall days, and 1254mm (49.37") of precipitation is accumulated.

What is the month with the least sunshine in Rockstone?

The month with the least sunshine in Rockstone, Guyana, is January, with an average of 6h of sunshine.

When is the lowest UV index in Rockstone?

January, February, May, June and December, with an average maximum UV index of 6, are months with the lowest UV index in Rockstone.

What are the months with the highest UV index in Rockstone?

The months with the highest UV index are March, April, July through November, with an average maximum UV index of 7.

What is the most humid month in Rockstone?

The most humid month in Rockstone is June, with an average relative humidity of 85%.

What is the rainiest month in Rockstone?

The month with the most rainfall is June, when the rain falls for 28.3 days and typically aggregates up to 167mm (6.57") of precipitation.

When are the longest days in Rockstone?

The month with the longest days is June, with an average of 12h and 28min of daylight.

What month has the most sunshine in Rockstone?

August has the most sunshine of the year, with an average of 10.6h of sunshine.

What is the warmest month in Rockstone?

The warmest month is September, with an average high-temperature of 33.1°C (91.6°F) and an average low-temperature of 22.9°C (73.2°F).

What is the least humid month in Rockstone?

The months with the lowest humidity in Rockstone are September and October, with an average relative humidity of 78%.

What is the driest month in Rockstone?

The month with the least rainfall is September, when the rain falls for 21 days and typically collects 55mm (2.17") of precipitation.

What is the month with the shortest days in Rockstone?

With an average of 11h and 47min of daylight, December has the shortest days of the year.

Is there Daylight Saving Time (DST) in Rockstone?

Rockstone does not utilize Daylight Saving Time (DST). -04 timezone is used over the entire year.

Average temperature
Rockstone, Guyana

Average temperature - Rockstone, Guyana

The warmest month (with the highest average high temperature) is September (33.1°C).
The month with the lowest average high temperature is January (29.3°C).

The month with the highest average low temperature is October (23.5°C).
The coldest month (with the lowest average low temperature) is January (21.8°C).

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Average pressure
Rockstone, Guyana

Average pressure - Rockstone, Guyana

The month with the highest atmospheric pressure is June (1013.3mbar).
The month with the lowest atmospheric pressure is November (1009.8mbar).

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Average wind speed
Rockstone, Guyana

Average wind speed - Rockstone, Guyana

The windiest month (with the highest average wind speed) is March (7.3km/h).
The calmest months (with the lowest average wind speed) are July and August (5.1km/h).

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Average humidity
Rockstone, Guyana

Average humidity - Rockstone, Guyana

The month with the highest relative humidity is June (85%).
The months with the lowest relative humidity are September and October (78%).

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Average rainfall
Rockstone, Guyana

Average rainfall - Rockstone, Guyana

The wettest month (with the highest rainfall) is June (167mm).
The driest month (with the least rainfall) is September (55mm).

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Average rainfall days
Rockstone, Guyana

Average rainfall days - Rockstone, Guyana

The month with the highest number of rainy days is December (29.1 days).
The month with the least rainy days is August (20.8 days).

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Average daylight / Average sunshine
Rockstone, Guyana

Average daylight / Average sunshine - Rockstone, Guyana

The month with the longest days is June (Average daylight: 12h and 28min).
The month with the shortest days is December (Average daylight: 11h and 47min).

The month with the most sunshine is August (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 6h and 0min).

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Average sunshine days
Rockstone, Guyana

Average sunshine days - Rockstone, Guyana

The month with the most sunshine days is August (8.5 days).
The month with the least sunshine days is December (0.3 days).

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Average UV index
Rockstone, Guyana

Average UV index - Rockstone, Guyana

The months with the highest UV index are March, April, July, August, September, October and November (UV index 7).
The months with the lowest UV index are January, February, May, June and December (UV index 6).

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