August weather forecast
Siuna, Nicaragua

August

Weather in August

August, the last month of the summer in Siuna, is a hot month, with an average temperature varying between 21.4°C (70.5°F) and 30.3°C (86.5°F).

Temperature

August records an average high-temperature of a tropical 30.3°C (86.5°F), indicating a minor variation from the preceding month. Nighttime temperature experiences an average drop to a pleasant 21.4°C (70.5°F) in August.

Heat index

For most parts of August, the heat index is evaluated at a blisteringly hot 41°C (105.8°F). More safety actions are required, heat exhaustion and heat cramps are probable. Long-term activity may precipitate heatstroke.
Keep in mind the heat index values are meant for areas in shade and with light wind. Heat index values may surge by up to 15 Fahrenheit (8 Celsius) degrees in the presence of direct sunlight.
Note: The heat index, also known as 'apparent temperature' or 'feels like', unifies temperature and humidity readings to offer a comprehensive feel of warmth. The influence of weather is personal, differing among a variety of individuals based on differences in body mass, stature, and the level of physical activity. The sun, when shining directly, can have a significant impact on the perceived temperature, increasing the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly important for children. Young kids are often more at risk than adults as they tend to perspire less. Besides, their skin surface is larger relative to their small bodies, and their increased heat output from their active lifestyle compounds their risk.
Perspiration is the human body's physiological response to high temperatures and is an attempt to lower body temperature through evaporation of sweat. Under high air temperature coupled with high humidity (high heat index), the body's perspiration is reduced, intensifying the sensation of heat. The body is at risk of dehydration and related complications when it fails to shed excessive heat.

Humidity

The average relative humidity in August is 88%.

Rainfall

In Siuna, during August, the rain falls for 28.3 days and regularly aggregates up to 148mm (5.83") of precipitation. In Siuna, during the entire year, the rain falls for 280.4 days and collects up to 1233mm (48.54") of precipitation.

Daylight

The average length of the day in August is 12h and 34min.
On the first day of the month, sunrise is at 05:23 and sunset at 18:07. On the last day of August, sunrise is at 05:27 and sunset at 17:50 CST.

Sunshine

The average sunshine in August is 5.9h.

UV index

January, August, November and December, with an average maximum UV index of 5, are months with the lowest UV index in Siuna. A UV Index of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for average individuals.
Note: In August, the UV index of 5 transforms into the following advice:
Ensure safety - Imperative it is to shield skin and eyes from damage. When the Sun is at its strongest around midday, find shade and limit exposure. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays.

Frequently asked questions

Is it hot during August?
The average high-temperature and low-temperature during August are 30.3°C (86.5°F) and 21.4°C (70.5°F) respectively. The average heat index (a.k.a. 'real feel', 'feels like'), which combines relative humidity and air temperature, in August is evaluated at 41°C (105.8°F).
What is the average humidity in August?
In Siuna, the average relative humidity in August is 88%.
How much does it rain in August?
In Siuna, in August, it is raining for 28.3 days, with typically 148mm (5.83") of accumulated precipitation.
How many hours of daylight does Siuna have in August?
The average day length in August is 12h and 34min.
When is the sunrise / sunset in August?
In August, on the first day of the month, sunrise is at 05:23 and sunset at 18:07. On the last day of the month, sunrise is at 05:27 and sunset at 17:50 CST.
How long on average sun shines in August?
The average sunshine duration in August is 5.9h.
When is the lowest UV index?
The months with the lowest UV index in Siuna are January, August, November and December, with an average maximum UV index of 5.
How high is the UV index in August?
The average daily maximum UV index in August is 5. A UV Index of 3 to 5 symbolizes a moderate vulnerability 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
Siuna, Nicaragua
  • Average high temperature in August: 30.3°C

The warmest month (with the highest average high temperature) is April (32.3°C).
The month with the lowest average high temperature is January (27.7°C).

  • Average low temperature in August: 21.4°C

The month with the highest average low temperature is June (22°C).
The coldest months (with the lowest average low temperature) are February and March (18.7°C).

Average pressure in August
Siuna, Nicaragua
  • Average pressure in August: 1012.6mbar

The month with the highest atmospheric pressure is January (1014.9mbar).
The month with the lowest atmospheric pressure is October (1011.3mbar).

Average wind speed in August
Siuna, Nicaragua
  • Average wind speed in August: 4.8km/h

The windiest months (with the highest average wind speed) are January, March and December (6.3km/h).
The calmest month (with the lowest average wind speed) is September (4.2km/h).

Average humidity in August
Siuna, Nicaragua
  • Average humidity in August: 88%

The month with the highest relative humidity is June (90%).
The month with the lowest relative humidity is April (77%).

Average rainfall in August
Siuna, Nicaragua
  • Average rainfall in August: 148mm

The wettest month (with the highest rainfall) is October (194mm).
The driest month (with the least rainfall) is March (26mm).

Average rainfall days in August
Siuna, Nicaragua
  • Average rainfall days in August: 28.3 days

The month with the highest number of rainy days is August (28.3 days).
The months with the least rainy days are January and February (17.8 days).

Average daylight in August /
Average sunshine in August
Siuna, Nicaragua
  • Average daylight in August: 12h and 4min

The month with the longest days is June (Average daylight: 12h and 54min).
The month with the shortest days is December (Average daylight: 11h and 18min).

  • Average sunshine in August: 5h and 5min

The month with the most sunshine is April (Average sunshine: 7h and 0min).
The month with the least sunshine is January (Average sunshine: 5h and 24min).

Average sunshine days in August
Siuna, Nicaragua
  • Average sunshine days in August: 1.8 days

The month with the most sunshine days is December (11 days).
The month with the least sunshine days is June (1.6 days).

Average UV index in August
Siuna, Nicaragua
  • Average UV index in August: 5

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

Average cloud cover in August
Siuna, Nicaragua
  • Average cloud cover in August: 70

The month with the most cloud cover is July (Cloud cover 74).
The month with the least cloud cover is April (Cloud cover 55).

Average visibility in August
Siuna, Nicaragua
  • Average visibility in August: 5km

The months with the highest visibility are March and April (7km).
The months with the lowest visibility are June, July, August, September, October and December (5km).

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