April weather forecastNismes, Guyana

Weather in April

April, like March, is another hot spring month in Nismes, Guyana, with an average temperature fluctuating between 22.8°C (73°F) and 30.8°C (87.4°F).

Temperature

The average high-temperature is a still tropical 30.8°C (87.4°F) in April, hardly different from the 30.3°C (86.5°F) recorded in March. During April, the average low-temperature is a pleasant 22.8°C (73°F).

Heat index

The heat index for April is evaluated at a scorching 40°C (104°F). Preventive measures are required to mitigate the risk of heat cramps and heat exhaustion. Continuous activity may precipitate heatstroke.
One should be cognizant that the heat index values are tailored for shaded spots and mild winds. A rise of up to 15 Fahrenheit (8 Celsius) degrees in the heat index could result from direct sunlight.
Note: The heat index, also known as 'feels like' or 'apparent temperature', is a fusion of air temperature and moisture levels to demonstrate the sensation of heat. Factors such as metabolic variations, being pregnant, and physical activity can impact an individual's weather perception. Recognize that direct exposure to the sun can escalate the heat effect, potentially adding 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values are quite important for children. Kids are usually more vulnerable than adults, given their lesser sweating ability. Along with their larger skin surface relative to their small stature and the excess heat due to their activity, their risk is amplified.
The human body normally cools itself by perspiration, as evaporated sweat carries heat away from the body. An elevated level of relative humidity hinders evaporation, leading to decreased heat elimination from the body, inducing a sensation of excess heat. Rising body temperatures due to excess heat retention could signify impending heat disorders.

Humidity

In April, the average relative humidity is 80%.

Rainfall

In April, in Nismes, the rain falls for 27.4 days. Throughout April, 88mm (3.46") of precipitation is accumulated. In Nismes, during the entire year, the rain falls for 312.9 days and collects up to 1254mm (49.37") of precipitation.

Daylight

In Nismes, the average length of the day in April is 12h and 17min.
On the first day of April in Nismes, sunrise is at 05:50 and sunset at 18:02. On the last day of the month, sunrise is at 05:39 and sunset at 18:00 -04.

Sunshine

In April, the average sunshine is 8h.

UV index

March, April, July through November, with an average maximum UV index of 7, are months with the highest UV index in Nismes. A UV Index estimate of 6 to 7 represents a high health hazard from unsafe exposure to UV radiation for ordinary individuals.
Note: A maximum daily UV index of 7 during April morphs into the following directions:
Act on precautions and pay attention to sun safety recommendations. Avoidance of sunburn is obligatory. Remember that the sun's UV radiation is strongest between 10 a.m. and 4 p.m. Make an effort to avoid direct sun exposure during these hours. To cut down UV radiation exposure by about half, sport a wide-brim hat.