May weather forecast
Rio Grande, Panama

May

Weather in May

May, the last month of the spring in Rio Grande, is another hot month, with an average temperature ranging between min 23.8°C (74.8°F) and max 30.9°C (87.6°F).

Temperature

The average high-temperature in May, at a still tropical 30.9°C (87.6°F), reveals a modest deviation from April's 32.3°C (90.1°F). In the month of May, the temperature generally rests at an average low of 23.8°C (74.8°F).

Heat index

The average heat index in May is computed to be an extremely hot 41°C (105.8°F). Ensure additional precautions, heat exhaustion and heat cramps may be expected. Heatstroke could occur from sustained activity.
Metrics for the heat index primarily focus on shaded spots and light wind conditions. Direct exposure to sunshine could lead to a heat index increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', is an estimation of the warmth sensation when considering humidity levels. Factors such as metabolic variations, being pregnant, and physical activity can impact an individual's weather perception. Given direct exposure to sunlight, one might experience a rise in the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. Children usually face more risks than adults as their ability to sweat is less. Additionally, their larger skin surface in relation to their petite bodies and higher heat output due to their activities increases their vulnerability.
The human body normally cools itself by perspiration, as evaporated sweat carries heat away from the body. Under high air temperature and humidity (high heat index) conditions, perspiration is limited, and the perception of heat is increased. Overheating dangers loom when the body's heat release mechanisms are overshadowed by excessive gain.

Humidity

In Rio Grande, the average relative humidity in May is 81%.

Rainfall

In Rio Grande, Panama, during May, the rain falls for 27.4 days and regularly aggregates up to 181mm (7.13") of precipitation. In Rio Grande, during the entire year, the rain falls for 247.4 days and collects up to 1423mm (56.02") of precipitation.

Daylight

The average length of the day in May in Rio Grande is 12h and 31min.
On the first day of May, sunrise is at 06:05 and sunset at 18:31. On the last day of the month, sunrise is at 06:02 and sunset at 18:37 EST.

Sunshine

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

UV index

January through June, with an average maximum UV index of 7, are months with the highest UV index in Rio Grande. A UV Index reading of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV rays for the ordinary person.
Note: The maximum daily UV index of 7 during May translates into the following directions:
Undertake precautions and comply with sun safety standards. Protection from skin and eye injury is vital. Stay in the shade and limit direct Sun exposure from 10 a.m. to 4 p.m., a time when UV radiation is particularly strong. Remember, however, that shade structures may not provide complete protection. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly.

Frequently asked questions

How hot is May in Rio Grande?
In Rio Grande, in May, the average high-temperature is 30.9°C (87.6°F), and the average low-temperature is 23.8°C (74.8°F). The average heat index (a.k.a. 'apparent temperature', 'real feel'), which combines air temperature and relative humidity, in May is computed to be 41°C (105.8°F).
What is the average humidity in May in Rio Grande?
In May, the average relative humidity in Rio Grande, Panama, is 81%.
How much does it rain in Rio Grande in May?
In May, in Rio Grande, Panama, the rain falls for 27.4 days. Throughout May, 181mm (7.13") of precipitation is accumulated.
How many hours of daylight does Rio Grande have in May?
In May, the average day length is 12h and 31min.
What time are sunrise and sunset in May in Rio Grande?
On the first day of May in Rio Grande, sunrise is at 06:05 and sunset at 18:31. On the last day of the month, sunrise is at 06:02 and sunset at 18:37 EST.
How long on average sun shines in May in Rio Grande?
In Rio Grande, the average sunshine duration in May is 7.4h.
What are the months with the highest UV index in Rio Grande?
The months with the highest UV index in Rio Grande, Panama, are January through June, with an average maximum UV index of 7.
How high is the UV index in May in Rio Grande?
In May, the average daily maximum UV index in Rio Grande is 7. A UV Index estimate of 6 to 7 represents a high health risk from unprotected exposure to UV radiation.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in May
Rio Grande, Panama
  • Average high temperature in May: 30.9°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 May: 23.8°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 May
Rio Grande, Panama
  • Average pressure in May: 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 May
Rio Grande, Panama
  • Average wind speed in May: 7km/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 May
Rio Grande, Panama
  • Average humidity in May: 81%

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

Average rainfall in May
Rio Grande, Panama
  • Average rainfall in May: 181mm

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

Average rainfall days in May
Rio Grande, Panama
  • Average rainfall days in May: 27.4 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 May /
Average sunshine in May
Rio Grande, Panama
  • Average daylight in May: 12h and 3min

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 May: 7h and 2min

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 May
Rio Grande, Panama
  • Average sunshine days in May: 2.9 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 May
Rio Grande, Panama
  • Average UV index in May: 7

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).

Average cloud cover in May
Rio Grande, Panama
  • Average cloud cover in May: 47

The month with the most cloud cover is October (Cloud cover 56).
The month with the least cloud cover is February (Cloud cover 27).

Average visibility in May
Rio Grande, Panama
  • Average visibility in May: 8km

The months with the highest visibility are February, March and April (10km).
The month with the lowest visibility is October (6km).

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