August weather forecast
Mesa, Costa Rica

August

Weather in August

August, the last month of the summer in Mesa, is also a moderately hot month, with an average temperature fluctuating between 15.8°C (60.4°F) and 23.3°C (73.9°F).

Temperature

The beginning of August records an average high-temperature of a still warm 23.3°C (73.9°F), marking a negligible difference from July's 23.3°C (73.9°F). Mesa throughout August, experiences an average nighttime temperature of 15.8°C (60.4°F).

Humidity

In Mesa, the average relative humidity in August is 89%.

Rainfall

In Mesa, during August, the rain falls for 29.2 days and regularly aggregates up to 339mm (13.35") of precipitation. Throughout the year, in Mesa, Costa Rica, there are 287.8 rainfall days, and 2585mm (101.77") of precipitation is accumulated.

Daylight

The average length of the day in August is 12h and 26min.
On the first day of the month, sunrise is at 05:26 and sunset at 17:59. On the last day of August, sunrise is at 05:27 and sunset at 17:45 CST.

Sunshine

The average sunshine in August is 6.7h.

UV index

January through December, with an average maximum UV index of 5, are months with the highest UV index. The months with the lowest UV index are January through December, with an average maximum UV index of 5. A UV Index estimate of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for the ordinary person.
Note: In August, an average UV index of 5 transforms into the following instructions:
Adopt protective measures - Suggestions to resist sunburn are offered. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. To cut down UV radiation exposure by about half, sport a wide-brim hat.

Frequently asked questions

What are the temperatures in Mesa in August?
The high-temperature, in August, in Mesa, records 23.3°C (73.9°F), while the low-temperature is 15.8°C (60.4°F).
What is the average humidity in August in Mesa?
In Mesa, the average relative humidity in August is 89%.
How many days does it rain in August in Mesa?
In Mesa, in August, during 29.2 rainfall days, 339mm (13.35") of precipitation is typically accumulated.
How many hours of daylight does Mesa have in August?
In Mesa, the average day length in August is 12h and 26min.
What time are sunrise and sunset in August in Mesa?
On the first day of August in Mesa, sunrise is at 05:26 and sunset at 17:59. On the last day of the month, sunrise is at 05:27 and sunset at 17:45 CST.
How many hours of sunshine does Mesa have in August?
The average sunshine duration in August in Mesa, Costa Rica, is 6.7h.
When is the highest UV index in Mesa?
The months with the highest UV index are January through December, with an average maximum UV index of 5.
What are the months with the lowest UV index in Mesa?
January through December, with an average maximum UV index of 5, are months with the lowest UV index in Mesa.
What is the UV index intensity in August in Mesa?
In August, the average daily maximum UV index is 5. A UV Index estimate of 3 to 5 represents a medium 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 August - Mesa, Costa Rica
Average temperature in August
Mesa, Costa Rica
  • Average high temperature in August: 23.3°C

The warmest month (with the highest average high temperature) is April (26°C).
The month with the lowest average high temperature is October (22.4°C).

  • Average low temperature in August: 15.8°C

The month with the highest average low temperature is June (17°C).
The coldest month (with the lowest average low temperature) is January (13.8°C).

Average pressure in August - Mesa, Costa Rica
Average pressure in August
Mesa, Costa Rica
  • Average pressure in August: 1011.3mbar

The month with the highest atmospheric pressure is January (1012.3mbar).
The month with the lowest atmospheric pressure is October (1010.8mbar).

Average wind speed in August - Mesa, Costa Rica
Average wind speed in August
Mesa, Costa Rica
  • Average wind speed in August: 5.5km/h

The windiest month (with the highest average wind speed) is February (10.7km/h).
The calmest month (with the lowest average wind speed) is September (4.3km/h).

Average humidity in August - Mesa, Costa Rica
Average humidity in August
Mesa, Costa Rica
  • Average humidity in August: 89%

The months with the highest relative humidity are September and October (91%).
The months with the lowest relative humidity are February and March (75%).

Average rainfall in August - Mesa, Costa Rica
Average rainfall in August
Mesa, Costa Rica
  • Average rainfall in August: 339mm

The wettest month (with the highest rainfall) is October (438mm).
The driest month (with the least rainfall) is February (26mm).

Average rainfall days in August - Mesa, Costa Rica
Average rainfall days in August
Mesa, Costa Rica
  • Average rainfall days in August: 29.2 days

The month with the highest number of rainy days is October (30.5 days).
The month with the least rainy days is February (12.2 days).

Average daylight in August / Average sunshine in August - Mesa, Costa Rica
Average daylight in August /
Average sunshine in August
Mesa, Costa Rica
  • Average daylight in August: 12h and 2min

The month with the longest days is June (Average daylight: 12h and 42min).
The month with the shortest days is December (Average daylight: 11h and 36min).

  • Average sunshine in August: 6h and 4min

The month with the most sunshine is February (Average sunshine: 9h and 12min).
The month with the least sunshine is October (Average sunshine: 5h and 48min).

Average sunshine days in August - Mesa, Costa Rica
Average sunshine days in August
Mesa, Costa Rica
  • Average sunshine days in August: 0.7 days

The month with the most sunshine days is March (13.5 days).
The month with the least sunshine days is September (0.1 days).

Average UV index in August - Mesa, Costa Rica
Average UV index in August
Mesa, Costa Rica
  • Average UV index in August: 5

The months with the highest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 5).
The months with the lowest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 5).

Average cloud cover in August - Mesa, Costa Rica
Average cloud cover in August
Mesa, Costa Rica
  • Average cloud cover in August: 61

The month with the most cloud cover is October (Cloud cover 68).
The month with the least cloud cover is February (Cloud cover 30).

Average visibility in August - Mesa, Costa Rica
Average visibility in August
Mesa, Costa Rica
  • Average visibility in August: 6km

The months with the highest visibility are January, February and March (9km).
The months with the lowest visibility are August, September, October and November (6km).

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