August weather forecastNismes, Guyana
August
Weather in August
August, the last month of the summer in Nismes, is another hot month, with an average temperature varying between 32.2°C (90°F) and 22.9°C (73.2°F).Temperature
The average high-temperature in August, at a still hot 32.2°C (90°F), reveals a modest deviation from July's 30.7°C (87.3°F). In Nismes, the August nights cool down to an average low of 22.9°C (73.2°F).Heat index
Throughout August, the heat index is evaluated at a life-threatening hot 46°C (114.8°F). Warning: Heat cramps and heat exhaustion are anticipated. Heatstroke is a risk with ongoing activity.Heat index data is primarily for areas with shade and subjected to light winds. If exposed to direct sunlight, the heat index could climb by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'feels like', determines the feeling of heat when you account for the relative humidity. A person's impression of weather can be shaped by several aspects, among them metabolic variations, pregnancy, and levels of physical activity. 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 particularly meaningful for babies and toddlers. Children frequently do not understand the need for recuperation and hydration. Thirst, being a late manifestation of dehydration, underlines the need to hydrate frequently, especially when engaging in prolonged physical exercises.
When faced with excessive heat, the human body begins to perspire, utilizing the cooling benefits of sweat evaporation. In conditions of both high temperature and humidity (a high heat index), sweating is limited and the perception of heat is enhanced. When body temperature rises due to excess heat gain beyond its removal capability, one might experience heat-related disorders.
Humidity
The average relative humidity in August is 81%.Rainfall
In August, the rain falls for 20.8 days. Throughout August, 82mm (3.23") of precipitation is accumulated. Throughout the year, there are 312.9 rainfall days, and 1254mm (49.37") of precipitation is accumulated.Daylight
In August, the average length of the day in Nismes is 12h and 20min.On the first day of the month, sunrise is at 05:47 and sunset at 18:11. On the last day of August, sunrise is at 05:45 and sunset at 18:00 -04.
Sunshine
The month with the most sunshine in Nismes is August, with an average of 10.6h of sunshine.UV index
The months with the highest UV index are March, April, July through November, with an average maximum UV index of 7. A UV Index reading of 6 to 7 represents a high health hazard from unsafe exposure to UV radiation for the average person.Note: The maximum UV index, 7 during August, leads to the following recommendations:
Avoid excessive sunlight. Those with lighter skin may experience burning in less than 20 minutes. Make an effort to avoid direct sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation, and note that objects like parasols or canopies might not offer full sun protection. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in August
Nismes, Guyana
- Average high temperature in August: 32.2°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 August: 22.9°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 August
Nismes, Guyana
- Average pressure in August: 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 August
Nismes, Guyana
- Average wind speed in August: 5.1km/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 August
Nismes, Guyana
- Average humidity in August: 81%
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 August
Nismes, Guyana
- Average rainfall in August: 82mm
The wettest month (with the highest rainfall) is June (167mm).
The driest month (with the least rainfall) is September (55mm).
Average rainfall days in August
Nismes, Guyana
- Average rainfall days in August: 20.8 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 August /
Average sunshine in August
Nismes, Guyana
- Average daylight in August: 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 42min).
- Average sunshine in August: 10h and 36min
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 August
Nismes, Guyana
- Average sunshine days in August: 8.5 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 August
Nismes, Guyana
- Average UV index in August: 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 August
Nismes, Guyana
- Average cloud cover in August: 39
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 August
Nismes, Guyana
- Average visibility in August: 8km
The months with the highest visibility are March and April (9km).
The months with the lowest visibility are June and July (7km).





