April weather forecastRockstone, Guyana
April
Weather in April
April welcomes an escalation in the heat as Rockstone, Guyana gets immersed in the throes of tropical climate. Although April features higher temperatures, cloud coverage and regular rainfall often bring about refreshing respites. A noticeable trait that stands out during April is an average rainfall of 88mm (3.46"), accompanied by increased humidity. Despite the rising heat, the wind also slightly picks up during this period, adding a cooling touch to the tropical atmosphere. The weather overall remains typical of tropical climate conditions with warm days, cool winds, and regular showers.Temperature
Rockstone in April witnesses an average high-temperature of a still tropical 30.8°C (87.4°F), indicating a slight variation from March's 30.3°C (86.5°F). Rockstone records a consistent low-temperature of 22.8°C (73°F) during April nights.Heat index
The heat index in April is appraised at a scorching 40°C (104°F). More safety actions are required, heat exhaustion and heat cramps are probable. Long-term activity may precipitate heatstroke.When considering the heat index, it's pivotal to note it is for shade and mild wind conditions. Facing direct sunlight may hike up the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'feels like', is an estimation of the warmth sensation when considering humidity levels. This impact is subjective, influenced by the person's physical activity and individual heat perception, affected by factors including wind, attire, and metabolic differences. Consider the fact that direct sun exposure can influence how hot one feels, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are of high significance 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.
By perspiring, the human body can shed its excessive warmth since evaporated sweat cools it off. When the level of relative humidity is elevated, evaporation diminishes, causing more warmth to be retained in the body than in dry air. When heat uptake goes beyond the body's cooling mechanisms, there's a surge in body temperature, posing health risks.
Humidity
The average relative humidity in April in Rockstone is 80%.Rainfall
In Rockstone, in April, during 27.4 rainfall days, 88mm (3.46") of precipitation is typically accumulated. Throughout the year, in Rockstone, Guyana, there are 312.9 rainfall days, and 1254mm (49.37") of precipitation is accumulated.Daylight
The average length of the day in April is 12h and 16min.On the first day of the month, sunrise is at 05:52 and sunset at 18:03. On the last day of April, in Rockstone, sunrise is at 05:41 and sunset at 18:01 -04.
Sunshine
In Rockstone, the average sunshine in April is 8h.UV index
The months with the highest UV index in Rockstone are March, April, July through November, 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 average individuals.Note: In April, the maximum UV index of 7 suggests this advice:
Endorse precautions and be consistent with sun safety guidelines. Preventing sunburn is paramount. Avoid direct Sun exposure and seek shade between 10 a.m. and 4 p.m., when UV radiation is at its peak, but keep in mind that not all shade structures provide complete protection. Employ a hat with a wide brim for robust protection, cutting UV exposure by half.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in April
Rockstone, Guyana
- Average high temperature in April: 30.8°C
The warmest month (with the highest average high temperature) is September (33.1°C).
The month with the lowest average high temperature is January (29.3°C).
- Average low temperature in April: 22.8°C
The month with the highest average low temperature is October (23.5°C).
The coldest month (with the lowest average low temperature) is January (21.8°C).
Average pressure in April
Rockstone, Guyana
- Average pressure in April: 1012.4mbar
The month with the highest atmospheric pressure is June (1013.3mbar).
The month with the lowest atmospheric pressure is November (1009.8mbar).
Average wind speed in April
Rockstone, Guyana
- Average wind speed in April: 7.2km/h
The windiest month (with the highest average wind speed) is March (7.3km/h).
The calmest months (with the lowest average wind speed) are July and August (5.1km/h).
Average humidity in April
Rockstone, Guyana
- Average humidity in April: 80%
The month with the highest relative humidity is June (85%).
The months with the lowest relative humidity are September and October (78%).
Average rainfall in April
Rockstone, Guyana
- Average rainfall in April: 88mm
The wettest month (with the highest rainfall) is June (167mm).
The driest month (with the least rainfall) is September (55mm).
Average rainfall days in April
Rockstone, Guyana
- Average rainfall days in April: 27.4 days
The month with the highest number of rainy days is December (29.1 days).
The month with the least rainy days is August (20.8 days).
Average daylight in April /
Average sunshine in April
Rockstone, Guyana
- Average daylight in April: 12h and 18min
The month with the longest days is June (Average daylight: 12h and 30min).
The month with the shortest days is December (Average daylight: 11h and 48min).
- Average sunshine in April: 8h and 0min
The month with the most sunshine is August (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 6h and 0min).
Average sunshine days in April
Rockstone, Guyana
- Average sunshine days in April: 1.2 days
The month with the most sunshine days is August (8.5 days).
The month with the least sunshine days is December (0.3 days).
Average UV index in April
Rockstone, Guyana
- Average UV index in April: 7
The months with the highest UV index are March, April, July, August, September, October and November (UV index 7).
The months with the lowest UV index are January, February, May, June and December (UV index 6).
Average cloud cover in April
Rockstone, Guyana
- Average cloud cover in April: 54
The month with the most cloud cover is May (Cloud cover 55).
The month with the least cloud cover is September (Cloud cover 31).
Average visibility in April
Rockstone, Guyana
- Average visibility in April: 9km
The months with the highest visibility are March and April (9km).
The months with the lowest visibility are June and July (7km).





