May weather forecastCabaceira, Guinea-Bissau
May
Weather in May
May, the last month of the spring in Cabaceira, is another very hot month, with temperature in the range of an average high of 37.6°C (99.7°F) and an average low of 23.2°C (73.8°F).Temperature
The dawn of May sees an average high-temperature of a still very hot 37.6°C (99.7°F), subtly contrasting with April's 39.5°C (103.1°F). Cabaceira encounters a substantial decline from its daily high to a low-temperature of 23.2°C (73.8°F) during May nights.Heat index
Throughout May, the heat index is estimated at a life-threatening hot 53°C (127.4°F). Stay alert: Heat cramps and heat exhaustion are expected. Heatstroke is a likely outcome of ongoing activity.Heat index's context suggests values are appropriate for shady areas and slight breezes. The presence of direct sunlight can raise the heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'apparent temperature', gives a temperature feeling by integrating air temperature and humidity. This effect is subjective, differing among individuals based on their physical activity and perception of heat, which can be influenced by factors like wind, clothing, and metabolic variances. It is noteworthy to mention that direct sunlight exposure can augment the felt temperature, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are essentially critical for children. Kids are generally in more danger than adults because they perspire less. Their large skin surface area compared to their small bodies and the excessive heat due to their actions raises their risk.
One way the human body deals with excessive warmth is by perspiring and allowing sweat to evaporate. Elevated relative humidity diminishes evaporation, thereby reducing the body's ability to shed heat and creating a feeling of being too warm. If heat absorption isn't effectively countered by the body's cooling methods, body temperature surges, hinting at potential problems.
Humidity
In Cabaceira, the average relative humidity in May is 59%.Rainfall
In Cabaceira, in May, during 4.4 rainfall days, 16mm (0.63") of precipitation is typically accumulated. In Cabaceira, Guinea-Bissau, during the entire year, the rain falls for 109.7 days and collects up to 868mm (34.17") of precipitation.Daylight
The average length of the day in May in Cabaceira is 12h and 40min.On the first day of May in Cabaceira, sunrise is at 06:42 and sunset at 19:14. On the last day of the month, sunrise is at 06:36 and sunset at 19:21 GMT.
Sunshine
In May, the average sunshine in Cabaceira is 9.7h.UV index
The months with the highest UV index in Cabaceira, Guinea-Bissau, are January through July, September through December, with an average maximum UV index of 7. A UV Index value of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV rays for ordinary individuals.Note: A maximum high UV index of 7 in May translates into the following recommendations:
Stick with precautions and abide by sun safety procedures. Evading sunburn is essential. The Sun emits the most powerful UV radiation between 10 a.m. and 4 p.m. Try to avoid direct sunlight during this period. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Cabaceira, Guinea-Bissau
- Average high temperature in May: 37.6°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 May: 23.2°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 May
Cabaceira, Guinea-Bissau
- Average pressure in May: 1011.1mbar
The month with the highest atmospheric pressure is July (1013mbar).
The month with the lowest atmospheric pressure is April (1010mbar).
Average wind speed in May
Cabaceira, Guinea-Bissau
- Average wind speed in May: 9.4km/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 May
Cabaceira, Guinea-Bissau
- Average humidity in May: 59%
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 May
Cabaceira, Guinea-Bissau
- Average rainfall in May: 16mm
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 May
Cabaceira, Guinea-Bissau
- Average rainfall days in May: 4.4 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 May /
Average sunshine in May
Cabaceira, Guinea-Bissau
- Average daylight in May: 12h and 42min
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 May: 9h and 42min
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 May
Cabaceira, Guinea-Bissau
- Average sunshine days in May: 25.8 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 May
Cabaceira, Guinea-Bissau
- Average UV index in May: 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 May
Cabaceira, Guinea-Bissau
- Average cloud cover in May: 17
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 May
Cabaceira, Guinea-Bissau
- Average visibility in May: 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).





