April weather forecastCatió, Guinea-Bissau
April
Weather in April
April marks a transitional period into the wet season in Catió. There is a slight dip in temperature from March, but still, it remains quite warm, creating an aesthetic of tropical weather. Commensurate with this shift, rainfall begins to increase, preparing the landscape for a more humid environment. The period of daylight extends further, providing an opportunity for longer daytime activities. Despite the rising humidity and occasional showers, the city’s climate remains favorable for various outdoor events.Temperature
The initiation of April records an average high-temperature of a sweltering 39.5°C (103.1°F), displaying a near consistency with the previous month. Catió registers a substantial downturn from daytime peaks throughout April nights, with an average low-temperature of 20.8°C (69.4°F).Heat index
April's mean heat index is estimated at a blazing hot 53°C (127.4°F). Keep guard: Heat cramps and heat exhaustion are likely. Continued activity increases the risk of heatstroke.It is important to note that the heat index values are for shaded areas and light wind scenarios. With exposure to direct sunshine, the heat index could climb by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'apparent temperature', gives an indication of how one might feel in terms of heat after considering humidity. Factors including metabolic differences, physical activity, and clothing are additional elements that influence the individual's temperature experience. Considering the impact of direct sunlight, it's possible for the heat index to surge by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to children. Young ones are generally at greater risk than adults due to their limited sweating ability. In addition, their large skin surface relative to their small bodies and higher heat production from their activities add to their vulnerability.
To prevent overheating and help regulate its internal temperature, the human body sweat and rely on the evaporation to cool down. An upsurge in relative humidity affects normal body cooling mechanisms by slowing evaporation, hence reducing the rate at which the body cools and intensifying the perception of heat. Elevated heat gain compared to the body's release capability poses risks of dehydration and potential overheating.
Humidity
In April, the average relative humidity in Catió is 50%.Rainfall
In Catió, in April, during 1.9 rainfall days, 3mm (0.12") of precipitation is typically accumulated. In Catió, during the entire year, the rain falls for 109.7 days and collects up to 868mm (34.17") of precipitation.Daylight
In Catió, the average length of the day in April is 12h and 23min.On the first day of the month, sunrise is at 06:57 and sunset at 19:12. On the last day of April, sunrise is at 06:42 and sunset at 19:14 GMT.
Sunshine
The average sunshine in April is 9.9h.UV index
January through July, September through December, with an average maximum UV index of 7, are months with the highest UV index. A UV Index estimate of 6 to 7 represents a high threat to health from unprotected exposure to Sun's UV rays for the average person.Note: The maximum daily UV index of 7 in April interprets into the following recommendations:
Undertake protective measures and comply with sun safety rules. Shielding against skin and eye damage is essential. Avoid direct Sun exposure from 10 a.m. to 4 p.m., a period when UV radiation is most intense, and remember that not all shade structures provide full protection. Employ a wide-brim hat for potent defense against up to 50% of UV rays.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in April
Catió, Guinea-Bissau
- Average high temperature in April: 39.5°C
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).
- Average low temperature in April: 20.8°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 in April
Catió, Guinea-Bissau
- Average pressure in April: 1010mbar
The month with the highest atmospheric pressure is July (1013mbar).
The month with the lowest atmospheric pressure is April (1010mbar).
Average wind speed in April
Catió, Guinea-Bissau
- Average wind speed in April: 8.6km/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 in April
Catió, Guinea-Bissau
- Average humidity in April: 50%
The months with the highest relative humidity are August and September (85%).
The month with the lowest relative humidity is January (32%).
Average rainfall in April
Catió, Guinea-Bissau
- Average rainfall in April: 3mm
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 in April
Catió, Guinea-Bissau
- Average rainfall days in April: 1.9 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 in April /
Average sunshine in April
Catió, Guinea-Bissau
- Average daylight in April: 12h and 24min
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 April: 9h and 54min
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 in April
Catió, Guinea-Bissau
- Average sunshine days in April: 27.8 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 in April
Catió, Guinea-Bissau
- Average UV index in April: 7
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 in April
Catió, Guinea-Bissau
- Average cloud cover in April: 8
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 in April
Catió, Guinea-Bissau
- Average visibility in April: 10km
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).





