May weather forecast
Ngouassa, Gabon

May

Weather in May

The last month of the autumn, May, is also a hot month in Ngouassa, Gabon, with temperature in the range of an average low of 22.1°C (71.8°F) and an average high of 31°C (87.8°F).

Temperature

The start of May marks an average high-temperature of a still hot 31°C (87.8°F), hardly distinguishable from the conditions in April. The temperature dips to an average of 22.1°C (71.8°F) during May nights.

Heat index

During May, the heat index is evaluated at a blistering 43°C (109.4°F). Be prepared: Heat cramps and heat exhaustion are probable. Continued activity may lead to heatstroke.
Know that the heat index computations account for shaded terrains and slight winds. Heat index values may surge by up to 15 Fahrenheit (8 Celsius) degrees in the presence of direct sunlight.
Note: The heat index, also known as 'felt air temperature' or 'feels like', is found by incorporating humidity levels into the air temperature measurement. Additional elements encompassing metabolic differences, the degree of physical activity, and attire can impact the individual's perception of temperature. Be aware that direct exposure to sunlight increases heat impact and may raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are essentially critical for children. Children frequently underestimate the necessity to rest and hydrate. Thirst is a late sign of dehydration - thus, it is vital to stay hydrated, particularly during lengthy physical exercises.
To prevent overheating and help regulate its internal temperature, the human body sweat and rely on the evaporation to cool down. When relative humidity is on the rise, it curtails evaporation, thereby reducing the heat elimination from the body and causing the feeling of being excessively hot. Inadequate heat shedding in the face of rising body temperatures hints at potential dehydration risks.

Humidity

The average relative humidity in May is 87%.

Rainfall

In May, the rain falls for 29 days. Throughout May, 198mm (7.8") of precipitation is accumulated. In Ngouassa, during the entire year, the rain falls for 297.6 days and collects up to 1831mm (72.09") of precipitation.

Daylight

In Ngouassa, the average length of the day in May is 12h and 4min.
On the first day of the month, sunrise is at 06:09 and sunset at 18:13. On the last day of May, sunrise is at 06:10 and sunset at 18:13 WAT.

Sunshine

In May, the average sunshine is 6.7h.

UV index

In May, the average daily maximum UV index is 6. A UV Index value of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV radiation for the average person.
Note: In May, an average UV index of 6 transforms into the following instructions:
Deter overexposure. Protecting against the sun's effects is essential. Limit direct sun exposure and seek shade between 10 a.m. and 4 p.m., the time of the most intense UV radiation, noting that shade structures may not provide total sun protection. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes.

Frequently asked questions

Is it hot during May?
In Ngouassa, 31°C (87.8°F) is the average high-temperature and 22.1°C (71.8°F) is the average low-temperature during May. In May, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which factors the actual air temperature with the relative humidity, is evaluated at 43°C (109.4°F).
What is the average humidity in May?
In May, the average relative humidity is 87%.
How many days does it rain in May?
In May, the rain falls for 29 days. Throughout May, 198mm (7.8") of precipitation is accumulated.
How many hours of daylight does Ngouassa have in May?
In Ngouassa, the average day length in May is 12h and 4min.
When is the sunrise / sunset in May?
On the first day of May in Ngouassa, sunrise is at 06:09 and sunset at 18:13. On the last day of the month, sunrise is at 06:10 and sunset at 18:13 WAT.
How many hours of sunshine does Ngouassa have in May?
The average sunshine duration in May is 6.7h.
How high is the UV index in May?
The average daily maximum UV index in May is 6. A UV Index of 6 to 7 symbolizes a high health threat from unprotected exposure to UV radiation.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in May
Ngouassa, Gabon
  • Average high temperature in May: 31°C

The warmest month (with the highest average high temperature) is March (32.1°C).
The month with the lowest average high temperature is October (29.9°C).

  • Average low temperature in May: 22.1°C

The month with the highest average low temperature is March (22.2°C).
The coldest month (with the lowest average low temperature) is July (19.7°C).

Average pressure in May
Ngouassa, Gabon
  • Average pressure in May: 1011.6mbar

The month with the highest atmospheric pressure is July (1014.2mbar).
The months with the lowest atmospheric pressure are February and March (1010.3mbar).

Average wind speed in May
Ngouassa, Gabon
  • Average wind speed in May: 3.9km/h

The windiest month (with the highest average wind speed) is August (6km/h).
The calmest month (with the lowest average wind speed) is December (3.8km/h).

Average humidity in May
Ngouassa, Gabon
  • Average humidity in May: 87%

The month with the highest relative humidity is November (89%).
The month with the lowest relative humidity is August (70%).

Average rainfall in May
Ngouassa, Gabon
  • Average rainfall in May: 198mm

The wettest month (with the highest rainfall) is October (275mm).
The driest month (with the least rainfall) is July (13mm).

Average rainfall days in May
Ngouassa, Gabon
  • Average rainfall days in May: 29 days

The month with the highest number of rainy days is December (30.4 days).
The month with the least rainy days is July (10.3 days).

Average daylight in May /
Average sunshine in May
Ngouassa, Gabon
  • Average daylight in May: 12h and 1min

The month with the longest days is December (Average daylight: 12h and 12min).
The month with the shortest days is June (Average daylight: 12h and 6min).

  • Average sunshine in May: 6h and 4min

The month with the most sunshine is January (Average sunshine: 7h and 24min).
The month with the least sunshine is September (Average sunshine: 5h and 18min).

Average sunshine days in May
Ngouassa, Gabon
  • Average sunshine days in May: 1.3 days

The month with the most sunshine days is July (15 days).
The month with the least sunshine days is October (0.4 days).

Average UV index in May
Ngouassa, Gabon
  • Average UV index in May: 6

The month with the highest UV index is March (UV index 7).
The month with the lowest UV index is October (UV index 5).

Average cloud cover in May
Ngouassa, Gabon
  • Average cloud cover in May: 65

The month with the most cloud cover is October (Cloud cover 77).
The month with the least cloud cover is July (Cloud cover 54).

Average visibility in May
Ngouassa, Gabon
  • Average visibility in May: 6km

The month with the highest visibility is August (10km).
The month with the lowest visibility is November (5km).

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