September weather forecast
El Tamarindo, Nicaragua

September

Weather in September

September, the first month of the autumn in El Tamarindo, is also a hot month, with an average temperature varying between 25.1°C (77.2°F) and 30.1°C (86.2°F).

Temperature

In El Tamarindo, September's average high-temperature stands at a still tropical 30.1°C (86.2°F), closely related to the preceding month. El Tamarindo's nighttime average temperature in September subtly descends to a warm 25.1°C (77.2°F) from the daily highs.

Heat index

The average heat index in September is estimated at a very hot 38°C (100.4°F). More preventive actions are needed, risk of heat exhaustion and heat cramps is significant. Prolonged activity may trigger heatstroke.
From a standpoint of the heat index, values pertain to shaded conditions and mild breezes. Exposure to direct sunlight may make the heat index values climb by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'feels like', is a metric representing the sensation of warmth when air temperature and moisture come together. This effect is personal, shaped by the individual's physical activity and heat sensitivity, influenced by factors including wind, clothing, and metabolic variances. Do note, being directly under sun rays can amplify the heat you feel, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for babies and toddlers. Young ones often do not realize the necessity to rest and replenish their fluids. Thirst is a delayed indication of dehydration - keeping hydrated, particularly in prolonged physical activity, is crucial.
Perspiration and the resultant sweat evaporation are the body's natural thermostat, helping regulate temperature. Excessive relative humidity disturbs the body's typical cooling process by reducing evaporation, leading to a decrease in body cooling rate and an increase in the sensation of warmth. Increasing body temperatures can be a precursor to dehydration if the body can't shed the extra heat.

Humidity

The average relative humidity in September in El Tamarindo is 80%.

Rainfall

In El Tamarindo, in September, it is raining for 27.1 days, with typically 185mm (7.28") of accumulated precipitation. Throughout the year, there are 177.4 rainfall days, and 1153mm (45.39") of precipitation is accumulated.

Daylight

The average length of the day in September is 12h and 11min.
On the first day of September, sunrise is at 05:36 and sunset at 17:57. On the last day of the month, sunrise is at 05:35 and sunset at 17:37 CST.

Sunshine

The average sunshine in September is 8.6h.

UV index

January through December, with an average maximum UV index of 7, are months with the highest UV index. January through December, with an average maximum UV index of 7, are months with the lowest UV index. A UV Index estimate of 6 to 7 represents a high threat to health from exposure to the Sun's UV radiation for the average person.
Note: A maximum high UV index of 7 in September translates into the following recommendations:
Deflect overexposure. Sun protection is a necessity. UV radiation from the sun is at its strongest between 10 a.m. and 4 p.m. Try to limit direct exposure during these hours. Opt for tightly woven and loose clothing to enhance protection from the Sun.

Frequently asked questions

Is it hot in El Tamarindo during September?
The high-temperature, in September, in El Tamarindo, is 30.1°C (86.2°F), while the low-temperature averages to 25.1°C (77.2°F). The average heat index (a.k.a. 'real feel', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, in September is estimated at 38°C (100.4°F).
What is the average humidity in September in El Tamarindo?
In September, the average relative humidity in El Tamarindo, Nicaragua, is 80%.
How much does it rain in El Tamarindo in September?
In September, in El Tamarindo, the rain falls for 27.1 days. Throughout September, 185mm (7.28") of precipitation is accumulated.
What is the average length of the day in September in El Tamarindo?
In El Tamarindo, the average day length in September is 12h and 11min.
What time are sunrise and sunset in September in El Tamarindo?
On the first day of September in El Tamarindo, sunrise is at 05:36 and sunset at 17:57. On the last day of the month, sunrise is at 05:35 and sunset at 17:37 CST.
How many hours of sunshine does El Tamarindo have in September?
The average sunshine duration in September in El Tamarindo, Nicaragua, is 8.6h.
What are the months with the highest UV index in El Tamarindo?
The months with the highest UV index are January through December, with an average maximum UV index of 7.
What are the months with the lowest UV index in El Tamarindo?
January through December, with an average maximum UV index of 7, are months with the lowest UV index in El Tamarindo, Nicaragua.
What is the UV index reading in September in El Tamarindo?
The average daily maximum UV index in September in El Tamarindo is 7. A UV Index reading of 6 to 7 represents a high health vulnerability from unsafe exposure to Sun's UV rays.
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 September - El Tamarindo, Nicaragua
Average temperature in September
El Tamarindo, Nicaragua
  • Average high temperature in September: 30.1°C

The warmest month (with the highest average high temperature) is April (33.3°C).
The month with the lowest average high temperature is October (29.4°C).

  • Average low temperature in September: 25.1°C

The month with the highest average low temperature is May (26.4°C).
The coldest months (with the lowest average low temperature) are January and February (23.8°C).

Average pressure in September - El Tamarindo, Nicaragua
Average pressure in September
El Tamarindo, Nicaragua
  • Average pressure in September: 1010.6mbar

The month with the highest atmospheric pressure is January (1011.9mbar).
The month with the lowest atmospheric pressure is October (1010.2mbar).

Average wind speed in September - El Tamarindo, Nicaragua
Average wind speed in September
El Tamarindo, Nicaragua
  • Average wind speed in September: 11.9km/h

The windiest month (with the highest average wind speed) is February (22.4km/h).
The calmest month (with the lowest average wind speed) is October (10.8km/h).

Average humidity in September - El Tamarindo, Nicaragua
Average humidity in September
El Tamarindo, Nicaragua
  • Average humidity in September: 80%

The month with the highest relative humidity is October (82%).
The month with the lowest relative humidity is March (61%).

Average rainfall in September - El Tamarindo, Nicaragua
Average rainfall in September
El Tamarindo, Nicaragua
  • Average rainfall in September: 185mm

The wettest month (with the highest rainfall) is October (321mm).
The driest month (with the least rainfall) is January (0mm).

Average rainfall days in September - El Tamarindo, Nicaragua
Average rainfall days in September
El Tamarindo, Nicaragua
  • Average rainfall days in September: 27.1 days

The month with the highest number of rainy days is October (28.9 days).
The month with the least rainy days is January (0.9 days).

Average daylight in September / Average sunshine in September - El Tamarindo, Nicaragua
Average daylight in September /
Average sunshine in September
El Tamarindo, Nicaragua
  • Average daylight in September: 12h and 1min

The month with the longest days is June (Average daylight: 12h and 48min).
The month with the shortest days is December (Average daylight: 11h and 24min).

  • Average sunshine in September: 8h and 4min

The month with the most sunshine is July (Average sunshine: 10h and 36min).
The months with the least sunshine are January and February (Average sunshine: 7h and 36min).

Average sunshine days in September - El Tamarindo, Nicaragua
Average sunshine days in September
El Tamarindo, Nicaragua
  • Average sunshine days in September: 1.9 days

The month with the most sunshine days is January (29.8 days).
The month with the least sunshine days is October (1.4 days).

Average UV index in September - El Tamarindo, Nicaragua
Average UV index in September
El Tamarindo, Nicaragua
  • Average UV index in September: 7

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

Average cloud cover in September - El Tamarindo, Nicaragua
Average cloud cover in September
El Tamarindo, Nicaragua
  • Average cloud cover in September: 39

The month with the most cloud cover is October (Cloud cover 44).
The month with the least cloud cover is March (Cloud cover 10).

Average visibility in September - El Tamarindo, Nicaragua
Average visibility in September
El Tamarindo, Nicaragua
  • Average visibility in September: 9km

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

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