Climate and monthly weather forecastLancaster, Guyana
Climate and monthly weather forecast
Weather in January
January, like December, is another hot winter month in Lancaster, Guyana, with an average temperature varying between 21.3°C (70.3°F) and 30.1°C (86.2°F). The advent of January presents an average high-temperature of a still tropical 30.1°C (86.2°F), maintaining a close correlation with the preceding month. Weather in January »Weather in February
The last month of the winter, February, is another hot month in Lancaster, Guyana, with an average temperature varying between 30°C (86°F) and 21.4°C (70.5°F). The month of February sees the lowest average temperatures, reaching 30°C (86°F) at the peak and 21.4°C (70.5°F) at the low. February's average heat index is calculated to be a torrid 39°C (102.2°F). Weather in February »Weather in March
March, the first month of the spring in Lancaster, is still a tropical month, with an average temperature varying between 21.5°C (70.7°F) and 30.8°C (87.4°F). The average high-temperature during March registers at a still tropical 30.8°C (87.4°F), closely corresponding to the preceding month. Weather in March »Weather in April
April, the same as March, in Lancaster, Guyana, is a hot spring month, with temperature in the range of an average high of 31.1°C (88°F) and an average low of 22°C (71.6°F). An average high-temperature of a still tropical 31.1°C (88°F) marks April, exhibiting a close resemblance to the conditions in March. Weather in April »Weather in May
May, the last month of the spring in Lancaster, is another tropical month, with temperature in the range of an average low of 22.4°C (72.3°F) and an average high of 30.8°C (87.4°F). With the transition into May, Lancaster notes an average high-temperature of a still hot 30.8°C (87.4°F), closely resembling April. Weather in May »Weather in June
The first month of the summer, June, is still a hot month in Lancaster, Guyana, with an average temperature ranging between min 21.9°C (71.4°F) and max 30.5°C (86.9°F). The shift from May to June is characterized by an average high-temperature of a still tropical 30.5°C (86.9°F), not significantly different from the 30.8°C (87.4°F) of May. Weather in June »Weather in July
July, like June, is another tropical summer month in Lancaster, Guyana, with an average temperature varying between 21.9°C (71.4°F) and 31°C (87.8°F). With the onset of July, a modest change to a still tropical 31°C (87.8°F) from June's 30.5°C (86.9°F) is noted in high-temperature. Weather in July »Weather in August
The last month of the summer, August, is another hot month in Lancaster, Guyana, with temperature in the range of an average high of 32.3°C (90.1°F) and an average low of 22.1°C (71.8°F). August's presence marks an average high-temperature of a still hot 32.3°C (90.1°F), subtly varied from July's 31°C (87.8°F). Weather in August »Weather in September
The first month of the autumn, September, is still a hot month in Lancaster, Guyana, with temperature in the range of an average high of 33.6°C (92.5°F) and an average low of 22.1°C (71.8°F). September stands out as Lancaster's warmest month, with an average high-temperature of 33.6°C (92.5°F) and a low-temperature of 22.1°C (71.8°F). In September, the average heat index is calculated to be a burning hot 50°C (122°F). Weather in September »Weather in October
October, the same as September, in Lancaster, Guyana, is a hot autumn month, with temperature in the range of an average high of 33.5°C (92.3°F) and an average low of 22.7°C (72.9°F). The average high-temperature is a still hot 33.5°C (92.3°F) in October, hardly different from the 33.6°C (92.5°F) recorded in September. Weather in October »Weather in November
November, the last month of the autumn in Lancaster, is another tropical month, with temperature in the range of an average low of 22.5°C (72.5°F) and an average high of 32.6°C (90.7°F). With the arrival of November, Lancaster's average high-temperature registers at a still hot 32.6°C (90.7°F), indicating a subtle variation from the previous month. Weather in November »Weather in December
December, the first month of the winter in Lancaster, is also a hot month, with temperature in the range of an average high of 30.5°C (86.9°F) and an average low of 22.2°C (72°F). Lancaster's December reports an average high-temperature of a still tropical 30.5°C (86.9°F), exhibiting a minor difference from 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
Throughout the year, in Lancaster, Guyana, there are 297.5 rainfall days, and 1129mm (44.45") of precipitation is accumulated.
January has the least sunshine of the year, with an average of 5.3h of sunshine.
January through May and December, with an average maximum UV index of 6, are months with the lowest UV index.
With average temperatures fluctuating between a high of 30°C (86°F) and a low of 21.4°C (70.5°F), February stands out as the coldest month.
The month with the least rainfall is February, when the rain falls for 24.2 days and typically collects 46mm (1.81") of precipitation.
May is the month with the most rainfall. Rain falls for 28.3 days and accumulates 171mm (6.73") of precipitation.
June and July, with an average relative humidity of 87%, are most humid months.
With an average of 12h and 30min of daylight, June has the longest days of the year.
June through November, with an average maximum UV index of 7, are months with the highest UV index in Lancaster.
With an average of 9.7h of sunshine, August has the most sunshine of the year in Lancaster.
The warmest month in Lancaster is September, with an average high-temperature of 33.6°C (92.5°F) and an average low-temperature of 22.1°C (71.8°F).
With an average relative humidity of 78%, October is the least humid month.
The month with the shortest days in Lancaster is December, with an average of 11h and 48min of daylight.
Lancaster does not observe Daylight Saving Time (DST). -04 timezone is used over the entire year.
Average temperature
Lancaster, Guyana
The warmest month (with the highest average high temperature) is September (33.6°C).
The month with the lowest average high temperature is February (30°C).
The month with the highest average low temperature is October (22.7°C).
The coldest month (with the lowest average low temperature) is January (21.3°C).
Average pressure
Lancaster, Guyana
- Average pressure in January:
1012.4mbar - Average pressure in February:
1012.2mbar - Average pressure in March:
1012.3mbar - Average pressure in April:
1012.2mbar - Average pressure in May:
1012.5mbar - Average pressure in June:
1013.2mbar
- Average pressure in July:
1013.1mbar - Average pressure in August:
1012.4mbar - Average pressure in September:
1011.6mbar - Average pressure in October:
1010.3mbar - Average pressure in November:
1009.6mbar - Average pressure in December:
1011.2mbar
The month with the highest atmospheric pressure is June (1013.2mbar).
The month with the lowest atmospheric pressure is November (1009.6mbar).
Average wind speed
Lancaster, Guyana
- Average wind speed in January:
5.8km/h - Average wind speed in February:
6.1km/h - Average wind speed in March:
6.4km/h - Average wind speed in April:
6.1km/h - Average wind speed in May:
5.5km/h - Average wind speed in June:
4.7km/h
- Average wind speed in July:
4.2km/h - Average wind speed in August:
4.4km/h - Average wind speed in September:
4.8km/h - Average wind speed in October:
5.1km/h - Average wind speed in November:
5.2km/h - Average wind speed in December:
5.5km/h
The windiest month (with the highest average wind speed) is March (6.4km/h).
The calmest month (with the lowest average wind speed) is July (4.2km/h).
Average humidity
Lancaster, Guyana
The months with the highest relative humidity are June and July (87%).
The month with the lowest relative humidity is October (78%).
Average rainfall
Lancaster, Guyana
- Average rainfall in January:
58mm - Average rainfall in February:
46mm - Average rainfall in March:
51mm - Average rainfall in April:
94mm - Average rainfall in May:
171mm - Average rainfall in June:
161mm
The wettest month (with the highest rainfall) is May (171mm).
The driest month (with the least rainfall) is February (46mm).
Average rainfall days
Lancaster, Guyana
- Average rainfall days in January:
24.5 days - Average rainfall days in February:
24.2 days - Average rainfall days in March:
25.3 days - Average rainfall days in April:
25.8 days - Average rainfall days in May:
28.3 days - Average rainfall days in June:
28.1 days
- Average rainfall days in July:
28.4 days - Average rainfall days in August:
25.2 days - Average rainfall days in September:
21.3 days - Average rainfall days in October:
18.9 days - Average rainfall days in November:
22.3 days - Average rainfall days in December:
25.2 days
The month with the highest number of rainy days is July (28.4 days).
The month with the least rainy days is October (18.9 days).
Average daylight / Average sunshine
Lancaster, Guyana
- Average daylight in January:
11h and 48min - Average daylight in February:
11h and 54min - Average daylight in March:
12h and 6min - Average daylight in April:
12h and 18min - Average daylight in May:
12h and 24min - Average daylight in June:
12h and 30min
- Average daylight in July:
12h and 24min - Average daylight in August:
12h and 18min - Average daylight in September:
12h and 12min - Average daylight in October:
12h and 0min - Average daylight in November:
11h and 54min - Average daylight in December:
11h and 48min
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 48min).
- Average sunshine in January:
5h and 18min - Average sunshine in February:
6h and 24min - Average sunshine in March:
7h and 6min - Average sunshine in April:
5h and 42min - Average sunshine in May:
6h and 18min - Average sunshine in June:
8h and 6min
- Average sunshine in July:
9h and 6min - Average sunshine in August:
9h and 42min - Average sunshine in September:
8h and 48min - Average sunshine in October:
8h and 0min - Average sunshine in November:
7h and 42min - Average sunshine in December:
6h and 30min
The month with the most sunshine is August (Average sunshine: 9h and 42min).
The month with the least sunshine is January (Average sunshine: 5h and 18min).
Average sunshine days
Lancaster, Guyana
- Average sunshine days in January:
4.5 days - Average sunshine days in February:
3.2 days - Average sunshine days in March:
3.7 days - Average sunshine days in April:
2.9 days - Average sunshine days in May:
1.9 days - Average sunshine days in June:
1.3 days
- Average sunshine days in July:
2.1 days - Average sunshine days in August:
4.1 days - Average sunshine days in September:
7.2 days - Average sunshine days in October:
10.5 days - Average sunshine days in November:
6.4 days - Average sunshine days in December:
4.4 days
The month with the most sunshine days is October (10.5 days).
The month with the least sunshine days is June (1.3 days).
Average UV index
Lancaster, Guyana
The months with the highest UV index are June, July, August, September, October and November (UV index 7).
The months with the lowest UV index are January, February, March, April, May and December (UV index 6).
Average cloud cover
Lancaster, Guyana
The month with the most cloud cover is June (Cloud cover 65).
The month with the least cloud cover is September (Cloud cover 46).
Average visibility
Lancaster, Guyana
The month with the highest visibility is March (8km).
The months with the lowest visibility are January, June and July (6km).
