August weather forecastCiudad Vieja, Guatemala
August
Weather in August
The last month of the summer, August, is also a moderately hot month in Ciudad Vieja, Guatemala, with an average temperature varying between 28.3°C (82.9°F) and 19.2°C (66.6°F).Temperature
The commencement of August introduces an average high-temperature of a still moderately hot 28.3°C (82.9°F), closely mirroring the preceding month. In Ciudad Vieja, the average low-temperature during the month of August is an enjoyable 19.2°C (66.6°F).Heat index
August's average heat index is computed to be a tropical 33°C (91.4°F). Implement enhanced safety actions, heat cramps and heat exhaustion could occur. Sustained activity might result in heatstroke.It is noted that heat index values are ascertained for locations in the shade and with gentle breezes. With direct sunlight, the heat index could increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'real feel', combines both the air temperature and the humidity level to give a perceived human temperature. An individual's perception of weather can be swayed by a variety of elements including metabolic differences, pregnancy status, and their level of physical exertion. Keep it in mind, direct sunlight can augment the heat you experience, possibly pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. Youngsters generally face more threats than adults given their lesser ability to sweat. Coupled with their larger skin surface relative to their small bodies and higher heat production due to their activities, they are more endangered.
Humidity
The average relative humidity in August is 80%.Rainfall
In August, in Ciudad Vieja, the rain falls for 28.8 days. Throughout August, 202mm (7.95") of precipitation is accumulated. In Ciudad Vieja, during the entire year, the rain falls for 228.7 days and collects up to 1368mm (53.86") of precipitation.Daylight
The average length of the day in August in Ciudad Vieja, Guatemala, is 12h and 35min.On the first day of the month, sunrise is at 05:46 and sunset at 18:32. On the last day of August, sunrise is at 05:50 and sunset at 18:15 CST.
Sunshine
The average sunshine in August in Ciudad Vieja is 10.8h.UV index
The months with the highest UV index in Ciudad Vieja are January through December, with an average maximum UV index of 6. The months with the lowest UV index are January through December, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV rays for the average person.Note: The maximum UV index of 6 during August leads to these instructions:
Enforce precautions and stick to sun safety measures. Preservation from skin and eye damage is essential. Stay out of direct sunlight between 10 a.m. and 4 p.m., when UV radiation is most intense, and remember that not all shade structures provide complete protection. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in August
Ciudad Vieja, Guatemala
- Average high temperature in August: 28.3°C
The warmest month (with the highest average high temperature) is March (30.6°C).
The month with the lowest average high temperature is October (27.1°C).
- Average low temperature in August: 19.2°C
The month with the highest average low temperature is May (20.7°C).
The coldest month (with the lowest average low temperature) is January (17.2°C).
Average pressure in August
Ciudad Vieja, Guatemala
- Average pressure in August: 1012.8mbar
The month with the highest atmospheric pressure is January (1014.6mbar).
The months with the lowest atmospheric pressure are May and October (1012.2mbar).
Average wind speed in August
Ciudad Vieja, Guatemala
- Average wind speed in August: 6.1km/h
The windiest month (with the highest average wind speed) is January (9.3km/h).
The calmest month (with the lowest average wind speed) is September (5.6km/h).
Average humidity in August
Ciudad Vieja, Guatemala
- Average humidity in August: 80%
The month with the highest relative humidity is September (84%).
The month with the lowest relative humidity is March (61%).
Average rainfall in August
Ciudad Vieja, Guatemala
- Average rainfall in August: 202mm
The wettest month (with the highest rainfall) is June (240mm).
The driest month (with the least rainfall) is January (4mm).
Average rainfall days in August
Ciudad Vieja, Guatemala
- Average rainfall days in August: 28.8 days
The month with the highest number of rainy days is September (29.4 days).
The month with the least rainy days is January (4.3 days).
Average daylight in August /
Average sunshine in August
Ciudad Vieja, Guatemala
- Average daylight in August: 12h and 36min
The month with the longest days is June (Average daylight: 13h and 0min).
The month with the shortest days is December (Average daylight: 11h and 18min).
- Average sunshine in August: 10h and 48min
The month with the most sunshine is April (Average sunshine: 11h and 36min).
The month with the least sunshine is December (Average sunshine: 7h and 36min).
Average sunshine days in August
Ciudad Vieja, Guatemala
- Average sunshine days in August: 1.3 days
The month with the most sunshine days is January (23.9 days).
The month with the least sunshine days is September (0.3 days).
Average UV index in August
Ciudad Vieja, Guatemala
- Average UV index in August: 6
The months with the highest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 6).
The months with the lowest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 6).
Average cloud cover in August
Ciudad Vieja, Guatemala
- Average cloud cover in August: 35
The month with the most cloud cover is September (Cloud cover 42).
The months with the least cloud cover are January and December (Cloud cover 11).
Average visibility in August
Ciudad Vieja, Guatemala
- Average visibility in August: 9km
The months with the highest visibility are January, February, March, April, November and December (10km).
The months with the lowest visibility are May, June, July, August, September and October (9km).





