Climate and monthly weather forecastCaiar, Guinea-Bissau
Climate and monthly weather forecast
Weather in January
January, like December, in Caiar, Guinea-Bissau, is another sweltering winter month, with an average temperature ranging between min 18.8°C (65.8°F) and max 37.1°C (98.8°F). January's weather records an average high-temperature of a still torrid 37.1°C (98.8°F), showing little deviation from December. Weather in January »Weather in February
The last month of the winter, February, is also a fiery hot month in Caiar, Guinea-Bissau, with an average temperature ranging between min 18.5°C (65.3°F) and max 38.9°C (102°F). Caiar experiences an average high-temperature of a still fiery hot 38.9°C (102°F) with the onset of February, subtly varied from January's 37.1°C (98.8°F). Weather in February »Weather in March
March, the first month of the spring in Caiar, is an extremely hot month, with an average temperature ranging between max 40.2°C (104.4°F) and min 18.9°C (66°F). In Caiar, the month of March is known for its highest average temperatures, reaching a high of 40.2°C (104.4°F) and a low of 18.9°C (66°F). For March, the heat index is appraised at a burning hot 53°C (127.4°F). Weather in March »Weather in April
April, the same as March, is a very hot spring month in Caiar, Guinea-Bissau, with an average temperature ranging between min 20.8°C (69.4°F) and max 39.5°C (103.1°F). Caiar registers an average high-temperature of a fiery hot 39.5°C (103.1°F) with the arrival of April, showing minor deviation from the preceding month. Weather in April »Weather in May
The last month of the spring, May, is also a fiery hot month in Caiar, Guinea-Bissau, with an average temperature ranging between max 37.6°C (99.7°F) and min 23.2°C (73.8°F). Caiar's average high-temperature in May sits at a still sweltering 37.6°C (99.7°F), showing little difference from the previous month. Weather in May »Weather in June
The first month of the summer, June, is still a hot month in Caiar, Guinea-Bissau, with an average temperature fluctuating between 25.1°C (77.2°F) and 34.8°C (94.6°F). June welcomes an average high-temperature of a tropical 34.8°C (94.6°F), not much different from the preceding month. Weather in June »Weather in July
July, the same as June, in Caiar, Guinea-Bissau, is a hot summer month, with an average temperature fluctuating between 24.3°C (75.7°F) and 31.1°C (88°F). July heralds a minor drop in average high-temperature, sliding from June's tropical 34.8°C (94.6°F) to a still hot 31.1°C (88°F). Weather in July »Weather in August
August, the last month of the summer in Caiar, is another warm month, with an average temperature fluctuating between 29.9°C (85.8°F) and 23.8°C (74.8°F). In Caiar, August is the coldest month, with temperatures averaging a high of 29.9°C (85.8°F) and a low of 23.8°C (74.8°F). The heat index value during August is appraised at a fiery hot 39°C (102.2°F). Weather in August »Weather in September
The first month of the autumn, September, is a hot month in Caiar, Guinea-Bissau, with temperature in the range of an average low of 23.6°C (74.5°F) and an average high of 30.9°C (87.6°F). The advent of September brings an average high-temperature of a tropical 30.9°C (87.6°F), almost identical to the preceding month. Weather in September »Weather in October
October, like September, is another hot autumn month in Caiar, Guinea-Bissau, with an average temperature ranging between min 24.3°C (75.7°F) and max 33.5°C (92.3°F). Upon the onset of October, Caiar witnesses an average high-temperature of a still hot 33.5°C (92.3°F), showing a close resemblance to the prior month. Weather in October »Weather in November
The last month of the autumn, November, is a sweltering month in Caiar, Guinea-Bissau, with an average temperature ranging between min 23°C (73.4°F) and max 35°C (95°F). At the onset of November, Caiar records an average high-temperature of a torrid 35°C (95°F), showing little deviation from the preceding month. Weather in November »Weather in December
The first month of the winter, December, is still a very hot month in Caiar, Guinea-Bissau, with temperature in the range of an average low of 20°C (68°F) and an average high of 35.9°C (96.6°F). December's weather displays an average high-temperature of a still very hot 35.9°C (96.6°F), slightly varied from November's 35°C (95°F). Weather in December »Updated: Feb 5, 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
With an average relative humidity of 32%, January is the least humid month in Caiar.
In Caiar, rain does not fall in January, February and December.
During the entire year, Caiar aggregates up to 868mm (34.17") of precipitation.
January through July, September through December, with an average maximum UV index of 7, are months with the highest UV index in Caiar, Guinea-Bissau.
With average high temperatures of 40.2°C (104.4°F) and lows of 18.9°C (66°F), March is the warmest month.
Months with rainfall in Caiar, Guinea-Bissau, are March through November.
March has the most sunshine of the year in Caiar, with an average of 10h of sunshine.
June has the longest days of the year in Caiar, Guinea-Bissau, with an average of 12h and 48min of daylight.
August, characterized by an average high temperature of 29.9°C (85.8°F) and a low temperature of 23.8°C (74.8°F), is generally the coldest month in Caiar, Guinea-Bissau.
The months with the highest humidity in Caiar are August and September, with an average relative humidity of 85%.
August is the month with the most rainfall. Rain falls for 25.7 days and accumulates 286mm (11.26") of precipitation.
The month with the least sunshine is August, with an average of 5.1h of sunshine.
With an average maximum UV index of 6, August is the month with the lowest UV index in Caiar.
The month with the shortest days in Caiar is December, with an average of 11h and 30min of daylight.
Caiar does not observe Daylight Saving Time (DST). GMT timezone is used over the entire year.
Average temperature
Caiar, Guinea-Bissau
The warmest month (with the highest average high temperature) is March (40.2°C).
The month with the lowest average high temperature is August (29.9°C).
The month with the highest average low temperature is June (25.1°C).
The coldest month (with the lowest average low temperature) is February (18.5°C).
Average pressure
Caiar, Guinea-Bissau
- Average pressure in January:
1011.4mbar - Average pressure in February:
1010.4mbar - Average pressure in March:
1010.1mbar - Average pressure in April:
1010mbar - Average pressure in May:
1011.1mbar - Average pressure in June:
1012.6mbar
- Average pressure in July:
1013mbar - Average pressure in August:
1012.7mbar - Average pressure in September:
1012.4mbar - Average pressure in October:
1011.3mbar - Average pressure in November:
1010.6mbar - Average pressure in December:
1011.2mbar
The month with the highest atmospheric pressure is July (1013mbar).
The month with the lowest atmospheric pressure is April (1010mbar).
Average wind speed
Caiar, Guinea-Bissau
- Average wind speed in January:
7.8km/h - Average wind speed in February:
8.1km/h - Average wind speed in March:
8km/h - Average wind speed in April:
8.6km/h - Average wind speed in May:
9.4km/h - Average wind speed in June:
8.9km/h
- Average wind speed in July:
7.9km/h - Average wind speed in August:
7.8km/h - Average wind speed in September:
6.4km/h - Average wind speed in October:
5.7km/h - Average wind speed in November:
5.8km/h - Average wind speed in December:
7.2km/h
The windiest month (with the highest average wind speed) is May (9.4km/h).
The calmest month (with the lowest average wind speed) is October (5.7km/h).
Average humidity
Caiar, Guinea-Bissau
The months with the highest relative humidity are August and September (85%).
The month with the lowest relative humidity is January (32%).
Average rainfall
Caiar, Guinea-Bissau
The wettest month (with the highest rainfall) is August (286mm).
The driest months (with the least rainfall) are January, February and December (0mm).
Average rainfall days
Caiar, Guinea-Bissau
- Average rainfall days in January:
0 days - Average rainfall days in February:
0 days - Average rainfall days in March:
0.6 days - Average rainfall days in April:
1.9 days - Average rainfall days in May:
4.4 days - Average rainfall days in June:
11.8 days
- Average rainfall days in July:
22.8 days - Average rainfall days in August:
25.7 days - Average rainfall days in September:
22.2 days - Average rainfall days in October:
16.8 days - Average rainfall days in November:
3.3 days - Average rainfall days in December:
0.2 days
The month with the highest number of rainy days is August (25.7 days).
The months with the least rainy days are January and February (0 days).
Average daylight / Average sunshine
Caiar, Guinea-Bissau
- Average daylight in January:
11h and 36min - Average daylight in February:
11h and 48min - Average daylight in March:
12h and 6min - Average daylight in April:
12h and 24min - Average daylight in May:
12h and 36min - Average daylight in June:
12h and 48min
- Average daylight in July:
12h and 42min - Average daylight in August:
12h and 30min - Average daylight in September:
12h and 12min - Average daylight in October:
11h and 54min - Average daylight in November:
11h and 36min - Average daylight in December:
11h and 30min
The month with the longest days is June (Average daylight: 12h and 48min).
The month with the shortest days is December (Average daylight: 11h and 30min).
- Average sunshine in January:
9h and 42min - Average sunshine in February:
9h and 48min - Average sunshine in March:
10h and 0min - Average sunshine in April:
9h and 54min - Average sunshine in May:
9h and 42min - Average sunshine in June:
7h and 54min
- Average sunshine in July:
5h and 48min - Average sunshine in August:
5h and 6min - Average sunshine in September:
6h and 24min - Average sunshine in October:
8h and 42min - Average sunshine in November:
9h and 36min - Average sunshine in December:
9h and 36min
The month with the most sunshine is March (Average sunshine: 10h and 0min).
The month with the least sunshine is August (Average sunshine: 5h and 6min).
Average sunshine days
Caiar, Guinea-Bissau
- Average sunshine days in January:
30.9 days - Average sunshine days in February:
28.2 days - Average sunshine days in March:
30.3 days - Average sunshine days in April:
27.8 days - Average sunshine days in May:
25.8 days - Average sunshine days in June:
17.2 days
- Average sunshine days in July:
8 days - Average sunshine days in August:
4 days - Average sunshine days in September:
6.5 days - Average sunshine days in October:
12.9 days - Average sunshine days in November:
26.1 days - Average sunshine days in December:
30.7 days
The month with the most sunshine days is January (30.9 days).
The month with the least sunshine days is August (4 days).
Average UV index
Caiar, Guinea-Bissau
The months with the highest UV index are January, February, March, April, May, June, July, September, October, November and December (UV index 7).
The month with the lowest UV index is August (UV index 6).
Average cloud cover
Caiar, Guinea-Bissau
The month with the most cloud cover is August (Cloud cover 65).
The month with the least cloud cover is March (Cloud cover 7).
Average visibility
Caiar, Guinea-Bissau
The months with the highest visibility are January, February, March, April, May, June, November and December (10km).
The months with the lowest visibility are August and September (8km).
