August weather forecastRio Grande, Panama

August

Weather in August

The last month of the summer, August, is also a moderately hot month in Rio Grande, Panama, with an average temperature varying between 22.8°C (73°F) and 29.8°C (85.6°F).

Temperature

Transitioning into August, Rio Grande records an average high-temperature of a still warm 29.8°C (85.6°F), almost identical to July's 29.6°C (85.3°F). Rio Grande, in August, observes a steady average low-temperature of 22.8°C (73°F).

Heat index

August's mean heat index is computed to be a fiery hot 38°C (100.4°F). Greater safety measures are needed, risk of heat exhaustion and heat cramps is high. Continuous activity might trigger heatstroke.
Metrics for the heat index primarily focus on shaded spots and light wind conditions. With direct sunlight, the heat index could increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'real feel', shows a temperature sensation when both heat and moisture conditions are combined. The influence of weather is personal, with a diverse population experiencing it differently due to differences in body mass, stature, and degree of activity. When you're directly under the sun's rays, remember that the heat index may surge by 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially vital to children. Young ones often disregard the necessity to rest and hydrate. Thirst usually indicates advanced dehydration - hence, it is key to stay hydrated, particularly during ongoing physical activities.
The body's self-cooling mechanism is rooted in perspiration, where evaporating sweat cools down excessive warmth. When relative humidity is at high levels, the evaporation rate lessens, causing the body to keep more heat than it would in less humid conditions. Excessive heat gain, when not shed effectively by the body, can result in increasing body temperatures and related hazards.

Humidity

In Rio Grande, Panama, the average relative humidity in August is 85%.

Rainfall

August is the month with the most rainfall in Rio Grande. Rain falls for 26.8 days and accumulates 228mm (8.98") of precipitation.

Daylight

The average length of the day in August is 12h and 23min.
On the first day of August in Rio Grande, sunrise is at 06:13 and sunset at 18:42. On the last day of the month, sunrise is at 06:13 and sunset at 18:30 EST.

Sunshine

In Rio Grande, the average sunshine in August is 7.4h.

UV index

The months with the lowest UV index in Rio Grande, Panama, are July through December, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV radiation for ordinary individuals.
Note: In August, the maximum UV index of 6 suggests these recommendations:
Adopt measures and apply sun safety strategies. Shielding from skin and eye damage is necessary. Limit your exposure to the sun's UV radiation, which is strongest between 10 a.m. and 4 p.m., and note that parasols or canopies may not provide full sun protection. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.

Updated: Feb 2, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

The average high-temperature, in August, in Rio Grande, is 29.8°C (85.6°F), while the average low-temperature is 22.8°C (73°F). In August, the average heat index (a.k.a. 'apparent temperature', 'real feel'), which combines air temperature and relative humidity, is computed to be 38°C (100.4°F).

In August, the average relative humidity in Rio Grande is 85%.

August is the month with the most rainfall in Rio Grande. Rain falls for 26.8 days and accumulates 228mm (8.98") of precipitation.

In Rio Grande, during August, the rain falls for 26.8 days and regularly aggregates up to 228mm (8.98") of precipitation.

The average day length in August is 12h and 23min.

In August, on the first day of the month, sunrise is at 06:13 and sunset at 18:42. On the last day of the month, in Rio Grande, Panama, sunrise is at 06:13 and sunset at 18:30 EST.

In August, the average sunshine duration in Rio Grande is 7.4h.

July through December, with an average maximum UV index of 6, are months with the lowest UV index in Rio Grande, Panama.

In August, the average daily maximum UV index in Rio Grande, Panama, is 6. A UV Index estimate of 6 to 7 represents a high health threat from exposure to Sun's UV rays.

Today

Tomorrow

Long-term

Year J F M A M J J August S O N D

Jul

August

Sep

Average high temperature

29.6°C

29.8°C

29.7°C

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

7.9km/h

6.9km/h

5.7km/h

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average daylight

Average sunshine

Average sunshine days

3.3

2.2

Average UV index

Average cloud cover

51%

Average visibility

7km

Average temperature in August
Rio Grande, Panama

Average high temperature in August: 29.8°C

The warmest month (with the highest average high temperature) is April (32.3°C).
The months with the lowest average high temperature are October and November (29.3°C).

Average low temperature in August: 22.8°C

The month with the highest average low temperature is May (23.8°C).
The coldest months (with the lowest average low temperature) are January and December (22.3°C).

Average pressure in August
Rio Grande, Panama

Average pressure in August: 1010.1mbar

The months with the highest atmospheric pressure are January and March (1010.8mbar).
The month with the lowest atmospheric pressure is November (1009.8mbar).

Average wind speed in August
Rio Grande, Panama

Average wind speed in August: 6.2km/h

The windiest months (with the highest average wind speed) are February and March (15.1km/h).
The calmest month (with the lowest average wind speed) is September (5.3km/h).

Average humidity in August
Rio Grande, Panama

Average humidity in August: 85%

The month with the highest relative humidity is October (88%).
The month with the lowest relative humidity is March (72%).

Average rainfall in August
Rio Grande, Panama

Average rainfall in August: 228mm

The wettest month (with the highest rainfall) is August (228mm).
The driest month (with the least rainfall) is February (7mm).

Average rainfall days in August
Rio Grande, Panama

Average rainfall days in August: 26.8 days

The month with the highest number of rainy days is October (28.9 days).
The month with the least rainy days is February (6.1 days).

Average daylight in August /
Average sunshine in August
Rio Grande, Panama

Average daylight in August: 12h and 24min

The month with the longest days is June (Average daylight: 12h and 36min).
The month with the shortest days is December (Average daylight: 11h and 36min).

Average sunshine in August: 7h and 24min

The months with the most sunshine are January and February (Average sunshine: 9h and 12min).
The month with the least sunshine is November (Average sunshine: 5h and 42min).

Average sunshine days in August
Rio Grande, Panama

Average sunshine days in August: 3.3 days

The month with the most sunshine days is March (19 days).
The month with the least sunshine days is October (1.7 days).

Average UV index in August
Rio Grande, Panama

Average UV index in August: 6

The months with the highest UV index are January, February, March, April, May and June (UV index 7).
The months with the lowest UV index are July, August, September, October, November and December (UV index 6).