August weather forecast
Siquirres, Costa Rica

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Weather in August

August, the last month of the summer in Siquirres, is another warm month, with an average temperature varying between 24.3°C (75.7°F) and 29.9°C (85.8°F).

Temperature

Upon the onset of August, Siquirres witnesses an average high-temperature of a still moderately hot 29.9°C (85.8°F), showing a close resemblance to the prior month. Siquirres observes an average low-temperature of 24.3°C (75.7°F) during August.

Heat index

The heat index for August is calculated to be a fiery hot 37°C (98.6°F). Ensure additional precautions, heat exhaustion and heat cramps may be expected. Heatstroke could occur from sustained activity.
It is emphasized that the heat index's values are meant for shaded zones with mild winds. Under direct sunshine, the heat index values might be elevated by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'feels like', takes into account both air temperature and humidity to illustrate what people actually feel. 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. Be mindful that being in direct sunlight might mean feeling hotter, with the heat index rising by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are essentially critical 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 process of perspiration is vital for the human body to get rid of excess warmth by allowing sweat to evaporate. When the air contains significant moisture, the efficiency of the evaporation process decreases, preventing the body from cooling down effectively and creating a feeling of overheating. Overheating and potential dehydration arise when body heat gain eclipses its release capability.

Humidity

In Siquirres, the average relative humidity in August is 78%.

Rainfall

In Siquirres, Costa Rica, in August, it is raining for 18.3 days, with typically 133mm (5.24") of accumulated precipitation. Throughout the year, in Siquirres, Costa Rica, there are 224.1 rainfall days, and 1644mm (64.72") of precipitation is accumulated.

Daylight

In August, the average length of the day is 12h and 26min.
On the first day of August in Siquirres, Costa Rica, sunrise is at 05:23 and sunset at 17:57. On the last day of the month, sunrise is at 05:24 and sunset at 17:43 CST.

Sunshine

The average sunshine in August is 8h.

UV index

March through October, with an average maximum UV index of 7, are months with the highest UV index. A UV Index value of 6 to 7 symbolizes a high health hazard from unsafe exposure to UV radiation for the average person.
Note: A typical high UV index of 7 in August suggests the following recommendations:
Follow precautions and abide by sun safety rules. Deterrence of sunburn is imperative. Seek shade and limit direct Sun exposure between 10 a.m. and 4 p.m., when UV radiation is at its peak, but be aware that not all shade structures provide complete sun protection. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation.
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Frequently asked questions

How hot does it get in Siquirres in August?

During August, Siquirres experiences an average high-temperature of 29.9°C (85.8°F) and a low-temperature of 24.3°C (75.7°F). The average heat index (a.k.a. 'real feel', 'felt air temperature'), which combines relative humidity and air temperature, in August is calculated to be 37°C (98.6°F).

What is the average humidity in August in Siquirres?

In August, the average relative humidity in Siquirres, Costa Rica, is 78%.

How much does it rain in Siquirres in August?

In Siquirres, during August, the rain falls for 18.3 days and regularly aggregates up to 133mm (5.24") of precipitation.

How many hours of daylight does Siquirres have in August?

In August, the average day length in Siquirres, Costa Rica, is 12h and 26min.

What time are sunrise and sunset in August in Siquirres?

On the first day of August, sunrise is at 05:23 and sunset at 17:57. On the last day of the month, sunrise is at 05:24 and sunset at 17:43 CST.

How long on average sun shines in August in Siquirres?

In August, the average sunshine duration in Siquirres, Costa Rica, is 8h.

What are the months with the highest UV index in Siquirres?

March through October, with an average maximum UV index of 7, are months with the highest UV index in Siquirres, Costa Rica.

How high is the UV index in August in Siquirres?

In August, the average daily maximum UV index is 7. A UV Index value of 6 to 7 symbolizes a high hazard to health from exposure to the Sun's UV radiation.

Average temperature in August
Siquirres, Costa Rica

Average temperature in August - Siquirres, Costa Rica
  • Average high temperature in August: 29.9°C

The warmest month (with the highest average high temperature) is September (30.6°C).
The month with the lowest average high temperature is January (27.4°C).

  • Average low temperature in August: 24.3°C

The month with the highest average low temperature is June (24.7°C).
The coldest month (with the lowest average low temperature) is January (22.3°C).

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Average pressure in August
Siquirres, Costa Rica

Average pressure in August - Siquirres, Costa Rica
  • Average pressure in August: 1011.5mbar

The month with the highest atmospheric pressure is January (1013.1mbar).
The month with the lowest atmospheric pressure is October (1010.7mbar).

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Average wind speed in August
Siquirres, Costa Rica

Average wind speed in August - Siquirres, Costa Rica
  • Average wind speed in August: 6.8km/h

The windiest months (with the highest average wind speed) are February and March (8.9km/h).
The calmest months (with the lowest average wind speed) are August and September (6.8km/h).

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Average humidity in August
Siquirres, Costa Rica

Average humidity in August - Siquirres, Costa Rica
  • Average humidity in August: 78%

The month with the highest relative humidity is November (80%).
The months with the lowest relative humidity are April and September (76%).

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Average rainfall in August
Siquirres, Costa Rica

Average rainfall in August - Siquirres, Costa Rica
  • Average rainfall in August: 133mm

The wettest month (with the highest rainfall) is December (214mm).
The driest month (with the least rainfall) is September (59mm).

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Average rainfall days in August
Siquirres, Costa Rica

Average rainfall days in August - Siquirres, Costa Rica
  • Average rainfall days in August: 18.3 days

The month with the highest number of rainy days is July (23.5 days).
The month with the least rainy days is September (15.4 days).

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Average daylight in August /
Average sunshine in August
Siquirres, Costa Rica

Average daylight in August / Average sunshine in August - Siquirres, 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: 8h and 0min

The month with the most sunshine is September (Average sunshine: 9h and 0min).
The month with the least sunshine is December (Average sunshine: 6h and 18min).

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Average sunshine days in August
Siquirres, Costa Rica

Average sunshine days in August - Siquirres, Costa Rica
  • Average sunshine days in August: 12 days

The month with the most sunshine days is October (14.1 days).
The month with the least sunshine days is July (7 days).

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Average UV index in August
Siquirres, Costa Rica

Average UV index in August - Siquirres, Costa Rica
  • Average UV index in August: 7

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

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Average cloud cover in August
Siquirres, Costa Rica

Average cloud cover in August - Siquirres, Costa Rica
  • Average cloud cover in August: 41

The month with the most cloud cover is December (Cloud cover 55).
The month with the least cloud cover is September (Cloud cover 34).

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Average visibility in August
Siquirres, Costa Rica

Average visibility in August - Siquirres, Costa Rica
  • Average visibility in August: 10km

The months with the highest visibility are February, March, April, May, June, August, September and October (10km).
The months with the lowest visibility are January, July, November and December (9km).

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Siquirres, Costa Rica

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