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Contents
- Weather in January
- Weather in February
- Weather in March
- Weather in April
- Weather in May
- Weather in June
- Weather in July
- Weather in August
- Weather in September
- Weather in October
- Weather in November
- Weather in December
- Frequently asked questions
- Average temperature
- Average pressure
- Average wind speed
- Average humidity
- Average rainfall
- Average rainfall days
- Average daylight
- Average sunshine
- Average sunshine days
- Average UV index
- Average cloud cover
- Average visibility
Climate and monthly weather forecast
Weather in January
January, the same as December, is another warm winter month in Charlestown, Guyana, with an average temperature ranging between min 21.8°C (71.2°F) and max 29.3°C (84.7°F). The coldest period tends to be January, when average temperatures fluctuate between a high of 29.3°C (84.7°F) and a low of 21.8°C (71.2°F). In January, the average heat index is evaluated at a very hot 36°C (96.8°F). Weather in January »
Weather in February
February, the last month of the winter in Charlestown, is also a moderately hot month, with an average temperature fluctuating between 21.9°C (71.4°F) and 29.4°C (84.9°F). The transition into February shows a subtle variation to a still warm 29.4°C (84.9°F) from January's 29.3°C (84.7°F) in the average high-temperature. Weather in February »
Weather in March
March, the first month of the spring in Charlestown, is a tropical month, with an average temperature fluctuating between 30.3°C (86.5°F) and 22.2°C (72°F). March's presence records an average high-temperature of a hot 30.3°C (86.5°F), closely mirroring February's climate. Weather in March »
Weather in April
April, like March, is another hot spring month in Charlestown, Guyana, with temperature in the range of an average high of 30.8°C (87.4°F) and an average low of 22.8°C (73°F). The shift into April uncovers an average high-temperature of a still hot 30.8°C (87.4°F), subtly different from the previous month. Weather in April »
Weather in May
The last month of the spring, May, is another tropical month in Charlestown, 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). With the transition into May, Charlestown notes an average high-temperature of a still hot 30.5°C (86.9°F), closely resembling April. Weather in May »
Weather in June
June, the first month of the summer in Charlestown, is still a tropical month, with an average temperature varying between 30.2°C (86.4°F) and 22.8°C (73°F). The introduction of June notes a subtle temperature variation to a still tropical 30.2°C (86.4°F) from May's 30.5°C (86.9°F). Weather in June »
Weather in July
July, like June, is another hot summer month in Charlestown, Guyana, 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). Charlestown notes an average high-temperature of a still tropical 30.7°C (87.3°F) in July, displaying minor variation from June. Weather in July »
Weather in August
The last month of the summer, August, is also a hot month in Charlestown, Guyana, with an average temperature varying between 22.9°C (73.2°F) and 32.2°C (90°F). August's arrival brings an average high-temperature of a still tropical 32.2°C (90°F), slightly deviating from July's 30.7°C (87.3°F). Weather in August »
Weather in September
September, the first month of the autumn in Charlestown, is still a tropical month, with temperature in the range of an average high of 33.1°C (91.6°F) and an average low of 22.9°C (73.2°F). The warmest temperatures occur during September, when averages reach a peak of 33.1°C (91.6°F) and a low of 22.9°C (73.2°F). Throughout September, the heat index is evaluated at a life-threatening hot 48°C (118.4°F). Weather in September »
Weather in October
October, the same as September, in Charlestown, Guyana, is a hot autumn month, with an average temperature fluctuating between 32.9°C (91.2°F) and 23.5°C (74.3°F). As October unfolds, the average high-temperature reaches a still hot 32.9°C (91.2°F), hinting at a slight fluctuation from the previous month. Weather in October »
Weather in November
The last month of the autumn, November, is also a hot month in Charlestown, Guyana, with an average temperature varying between 31.5°C (88.7°F) and 23.3°C (73.9°F). With November's arrival, Charlestown's weather records an average high-temperature of a still hot 31.5°C (88.7°F), marking little difference from October's 32.9°C (91.2°F). Weather in November »
Weather in December
The first month of the winter, December, is also a moderately hot month in Charlestown, Guyana, with an average temperature varying between 29.9°C (85.8°F) and 22.4°C (72.3°F). In December, Charlestown experiences a minor shift in meteorological conditions with average high-temperatures marked at a moderately hot 29.9°C (85.8°F), closely mirroring the climate in November. Weather in December »
Updated: Feb 19, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What part of the year is the coldest in Charlestown?
January, with average temperatures reaching a high of 29.3°C (84.7°F) and a low of 21.8°C (71.2°F), is the coldest month in Charlestown, Guyana.
How much does it rain in Charlestown?
In Charlestown, Guyana, during the entire year, the rain falls for 312.9 days and collects up to 1254mm (49.37") of precipitation.
What is the month with the least sunshine in Charlestown?
The month with the least sunshine in Charlestown is January, with an average of 6h of sunshine.
When is the lowest UV index in Charlestown?
The months with the lowest UV index in Charlestown are January, February, May, June and December, with an average maximum UV index of 6.
What is the month with the highest UV index in Charlestown?
The months with the highest UV index in Charlestown, Guyana, are March, April, July through November, with an average maximum UV index of 7.
What is the most humid month in Charlestown?
With an average relative humidity of 85%, June is the most humid month.
What is the rainiest month in Charlestown?
June is the month with the most rainfall in Charlestown, Guyana. Rain falls for 28.3 days and accumulates 167mm (6.57") of precipitation.
When are the longest days in Charlestown?
June has the longest days of the year in Charlestown, with an average of 12h and 30min of daylight.
What month has the most sunshine in Charlestown?
The month with the most sunshine is August, with an average of 10.6h of sunshine.
What is the hottest time of year in Charlestown?
Charlestown's temperature records reveal September as the warmest month, marked by average highs of 33.1°C (91.6°F) and lows of 22.9°C (73.2°F).
What are the least humid months in Charlestown?
The months with the lowest humidity in Charlestown, Guyana, are September and October, with an average relative humidity of 78%.
What is the driest month in Charlestown?
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 Charlestown?
The month with the shortest days is December, with an average of 11h and 42min of daylight.
Is there Daylight Saving Time (DST) in Charlestown?
Charlestown does not observe Daylight Saving Time (DST). -04 timezone is used over the entire year.
Average temperature
Charlestown, 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).
Average pressure
Charlestown, Guyana
- Average pressure in January:
1012.6mbar - Average pressure in February:
1012.5mbar - Average pressure in March:
1012.5mbar - Average pressure in April:
1012.4mbar - Average pressure in May:
1012.6mbar - Average pressure in June:
1013.3mbar
- Average pressure in July:
1013.1mbar - Average pressure in August:
1012.4mbar - Average pressure in September:
1011.6mbar - Average pressure in October:
1010.4mbar - Average pressure in November:
1009.8mbar - Average pressure in December:
1011.4mbar
The month with the highest atmospheric pressure is June (1013.3mbar).
The month with the lowest atmospheric pressure is November (1009.8mbar).
Average wind speed
Charlestown, Guyana
- Average wind speed in January:
6.3km/h - Average wind speed in February:
6.8km/h - Average wind speed in March:
7.3km/h - Average wind speed in April:
7.2km/h - Average wind speed in May:
6.7km/h - Average wind speed in June:
5.8km/h
- Average wind speed in July:
5.1km/h - Average wind speed in August:
5.1km/h - Average wind speed in September:
5.8km/h - Average wind speed in October:
6km/h - Average wind speed in November:
5.8km/h - Average wind speed in December:
6km/h
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).
Average humidity
Charlestown, Guyana
The month with the highest relative humidity is June (85%).
The months with the lowest relative humidity are September and October (78%).
Average rainfall
Charlestown, Guyana
- Average rainfall in January:
95mm - Average rainfall in February:
79mm - Average rainfall in March:
62mm - Average rainfall in April:
88mm - Average rainfall in May:
148mm - Average rainfall in June:
167mm
The wettest month (with the highest rainfall) is June (167mm).
The driest month (with the least rainfall) is September (55mm).
Average rainfall days
Charlestown, Guyana
- Average rainfall days in January:
27.7 days - Average rainfall days in February:
26.6 days - Average rainfall days in March:
27.3 days - Average rainfall days in April:
27.4 days - Average rainfall days in May:
28.8 days - Average rainfall days in June:
28.3 days
- Average rainfall days in July:
26.9 days - Average rainfall days in August:
20.8 days - Average rainfall days in September:
21 days - Average rainfall days in October:
23.2 days - Average rainfall days in November:
25.8 days - Average rainfall days in December:
29.1 days
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).
Average daylight / Average sunshine
Charlestown, Guyana
- Average daylight in January:
11h and 5min - Average daylight in February:
11h and 5min - Average daylight in March:
12h and 1min - Average daylight in April:
12h and 2min - Average daylight in May:
12h and 2min - Average daylight in June:
12h and 3min
- Average daylight in July:
12h and 3min - Average daylight in August:
12h and 2min - Average daylight in September:
12h and 1min - Average daylight in October:
12h and 0min - Average daylight in November:
11h and 5min - Average daylight in December:
11h and 4min
The month with the longest days is June (Average daylight: 12h and 30min).
The month with the shortest days is December (Average daylight: 11h and 42min).
- Average sunshine in January:
6h and 0min - Average sunshine in February:
7h and 0min - Average sunshine in March:
7h and 4min - Average sunshine in April:
8h and 0min - Average sunshine in May:
8h and 1min - Average sunshine in June:
8h and 4min
- Average sunshine in July:
9h and 4min - Average sunshine in August:
10h and 4min - Average sunshine in September:
9h and 0min - Average sunshine in October:
8h and 1min - Average sunshine in November:
7h and 4min - Average sunshine in December:
6h and 4min
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).
Average sunshine days
Charlestown, Guyana
- Average sunshine days in January:
1.3 days - Average sunshine days in February:
1 days - Average sunshine days in March:
1.7 days - Average sunshine days in April:
1.2 days - Average sunshine days in May:
0.7 days - Average sunshine days in June:
0.8 days
- Average sunshine days in July:
3.3 days - Average sunshine days in August:
8.5 days - Average sunshine days in September:
6.2 days - Average sunshine days in October:
5.2 days - Average sunshine days in November:
1.6 days - Average sunshine days in December:
0.3 days
The month with the most sunshine days is August (8.5 days).
The month with the least sunshine days is December (0.3 days).
Average UV index
Charlestown, 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).
Average cloud cover
Charlestown, Guyana
The month with the most cloud cover is May (Cloud cover 55).
The month with the least cloud cover is September (Cloud cover 31).
Average visibility
Charlestown, Guyana
The months with the highest visibility are March and April (9km).
The months with the lowest visibility are June and July (7km).
