August weather forecast
Birrí, Costa Rica

August

Weather in August

The last month of the summer, August, is another warm month in Birrí, Costa Rica, with an average temperature varying between 17.3°C (63.1°F) and 24.9°C (76.8°F).

Temperature

Birrí sees the arrival of August with an average high-temperature of a still warm 24.9°C (76.8°F), indicating a subtle variation from July. Throughout August, the average low-temperature dips to an enjoyable 17.3°C (63.1°F).

Humidity

In August, the average relative humidity is 87%.

Rainfall

In August, the rain falls for 28.8 days. Throughout August, 336mm (13.23") of precipitation is accumulated. Throughout the year, there are 289.5 rainfall days, and 2506mm (98.66") of precipitation is accumulated.

Daylight

In Birrí, the average length of the day in August is 12h and 26min.
On the first day of August, 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 17:46 CST.

Sunshine

In Birrí, the average sunshine in August is 7.1h.

UV index

January, February, May through December, with an average maximum UV index of 5, are months with the lowest UV index. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for the ordinary person.
Note: The maximum UV index, 5 during August, leads to the following recommendations:
Act with care - Obligation to protect against skin and eye damage is highlighted. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized.

Frequently asked questions

What are the temperatures in Birrí in August?
An average high-temperature, in August, in Birrí, is 24.9°C (76.8°F) and the average low-temperature is 17.3°C (63.1°F). In April, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which calculates the temperature value influenced by the moisture in the air, is evaluated at 31°C (87.8°F).
What is the average humidity in August?
In August, the average relative humidity is 87%.
How much does it rain in Birrí in August?
In Birrí, Costa Rica, in August, it is raining for 28.8 days, with typically 336mm (13.23") of accumulated precipitation.
How many hours of daylight does Birrí have in August?
The average day length in August is 12h and 26min.
What time are sunrise and sunset in August?
On the first day of August in Birrí, 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 17:46 CST.
How long on average sun shines in August?
In Birrí, the average sunshine duration in August is 7.1h.
What are the months with the lowest UV index?
January, February, May through December, with an average maximum UV index of 5, are months with the lowest UV index.
What is the UV index reading in August?
In Birrí, the average daily maximum UV index in August 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
Birrí, Costa Rica
  • Average high temperature in August: 24.9°C

The warmest month (with the highest average high temperature) is April (28°C).
The month with the lowest average high temperature is October (23.8°C).

  • Average low temperature in August: 17.3°C

The month with the highest average low temperature is May (18.3°C).
The coldest month (with the lowest average low temperature) is January (15.2°C).

Average pressure in August
Birrí, Costa Rica
  • Average pressure in August: 1011.3mbar

The month with the highest atmospheric pressure is January (1012.2mbar).
The month with the lowest atmospheric pressure is October (1010.8mbar).

Average wind speed in August
Birrí, Costa Rica
  • Average wind speed in August: 5km/h

The windiest month (with the highest average wind speed) is February (10.9km/h).
The calmest month (with the lowest average wind speed) is September (3.9km/h).

Average humidity in August
Birrí, Costa Rica
  • Average humidity in August: 87%

The month with the highest relative humidity is October (90%).
The month with the lowest relative humidity is March (71%).

Average rainfall in August
Birrí, Costa Rica
  • Average rainfall in August: 336mm

The wettest month (with the highest rainfall) is October (421mm).
The driest month (with the least rainfall) is February (25mm).

Average rainfall days in August
Birrí, Costa Rica
  • Average rainfall days in August: 28.8 days

The month with the highest number of rainy days is October (30.5 days).
The month with the least rainy days is February (12.3 days).

Average daylight in August /
Average sunshine in August
Birrí, 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 30min).

  • Average sunshine in August: 7h and 1min

The month with the most sunshine is February (Average sunshine: 9h and 24min).
The month with the least sunshine is October (Average sunshine: 6h and 12min).

Average sunshine days in August
Birrí, Costa Rica
  • Average sunshine days in August: 0.9 days

The month with the most sunshine days is February (11.9 days).
The month with the least sunshine days is September (0.4 days).

Average UV index in August
Birrí, Costa Rica
  • Average UV index in August: 5

The months with the highest UV index are March and April (UV index 6).
The months with the lowest UV index are January, February, May, June, July, August, September, October, November and December (UV index 5).

Average cloud cover in August
Birrí, Costa Rica
  • Average cloud cover in August: 56

The month with the most cloud cover is October (Cloud cover 62).
The month with the least cloud cover is February (Cloud cover 23).

Average visibility in August
Birrí, Costa Rica
  • Average visibility in August: 7km

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

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