September weather forecast
Granada, Nicaragua

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Weather in September

September marks the end of the severe wet season in Granada, Nicaragua. The city witnesses a dip in average rainfall to 232mm (9.13") over 27.7 days. September is characterized by the least wind speed in the year, contributing to the tranquillity of the city. However, the humidity remains high and consistent with the preceding months. The steadily subsiding rainfall and amenable temperatures provide fair conditions for outdoor activities and commuting.

Temperature

Granada's average high-temperature marks a still tropical 30.5°C (86.9°F) with the advent of September, closely mirroring that of the preceding month. September nights are marked by an average temperature drop to a warm 23.8°C (74.8°F).

Heat index

During September, the heat index is evaluated at a blistering 40°C (104°F). Ensure extra safety measures, heat exhaustion and heat cramps are likely. Continuous activity might result in heatstroke.
It is important to note that the heat index values are for shaded areas and light wind scenarios. Direct sunlight might cause an increase of up to 15 Fahrenheit (8 Celsius) degrees in the heat index.
Note: The heat index, also known as 'felt air temperature' or 'real feel', is an indicator that blends the effects of temperature and humidity to depict perceived warmth. The impact of weather on an individual can be subjective, affected by the person's activity and heat perception, which can vary due to elements including wind, clothing, and metabolic differences. Exposure to direct sun rays can influence the heat you feel, pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially vital to children. Juveniles often do not understand the need to recuperate and rehydrate. Thirst is a delayed symptom of dehydration - hence, it is vital to maintain hydration, particularly during ongoing physical activities.
To achieve cooling, the human body employs perspiration, relying on the subsequent evaporation of sweat. Under high air temperature and high humidity (high heat index) conditions, the body's ability to perspire is compromised, increasing the sensation of heat. Accumulating heat beyond the body's cooling measures leads to rising temperatures and potential ailments.

Humidity

In Granada, the average relative humidity in September is 82%.

Rainfall

In Granada, during September, the rain falls for 27.7 days and regularly aggregates up to 232mm (9.13") of precipitation. In Granada, during the entire year, the rain falls for 222.2 days and collects up to 1655mm (65.16") of precipitation.

Daylight

In Granada, the average length of the day in September is 12h and 11min.
On the first day of the month, sunrise is at 05:33 and sunset at 17:53. On the last day of September, sunrise is at 05:32 and sunset at 17:34 CST.

Sunshine

In September, the average sunshine is 8.4h.

UV index

January through December, with an average maximum UV index of 7, are months with the highest UV index. The months with the lowest UV index in Granada are January through December, with an average maximum UV index of 7. A UV Index reading of 6 to 7 represents a high health risk from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: In September, the UV index of 7 transforms into the following advice:
Use protective steps and abide by sun safety guidelines. Safeguarding against skin and eye harm is necessary. Limit your exposure to the sun's UV radiation, which is strongest between 10 a.m. and 4 p.m., and note that parasols or canopies may not provide full sun protection. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key.

Frequently asked questions

How hot is September in Granada?

In Granada, in September, the average high-temperature is 30.5°C (86.9°F), and the average low-temperature is 23.8°C (74.8°F). In September, the average heat index (a.k.a. 'felt air temperature', 'real feel'), which represents the influence of relative humidity on air temperature, is evaluated at 40°C (104°F).

What is the average humidity in September in Granada?

In Granada, the average relative humidity in September is 82%.

How many days does it rain in September in Granada?

In Granada, during September, the rain falls for 27.7 days and regularly aggregates up to 232mm (9.13") of precipitation.

How many hours of daylight does Granada have in September?

The average day length in September is 12h and 11min.

What time are sunrise and sunset in September in Granada?

In September, on the first day of the month, sunrise is at 05:33 and sunset at 17:53. On the last day of the month, in Granada, sunrise is at 05:32 and sunset at 17:34 CST.

How many hours of sunshine does Granada have in September?

In Granada, Nicaragua, the average sunshine duration in September is 8.4h.

When is the highest UV index in Granada?

The months with the highest UV index are January through December, with an average maximum UV index of 7.

When is the lowest UV index in Granada?

January through December, with an average maximum UV index of 7, are months with the lowest UV index in Granada, Nicaragua.

What is the UV index reading in September in Granada?

In Granada, Nicaragua, the average daily maximum UV index in September is 7. A UV Index estimate of 6 to 7 represents a high health threat from unprotected exposure to UV radiation.

Average temperature in September
Granada, Nicaragua

Average temperature in September - Granada, Nicaragua
  • Average high temperature in September: 30.5°C

The warmest month (with the highest average high temperature) is April (33.8°C).
The month with the lowest average high temperature is October (29.3°C).

  • Average low temperature in September: 23.8°C

The month with the highest average low temperature is May (25.5°C).
The coldest month (with the lowest average low temperature) is January (22.3°C).

Average pressure in September
Granada, Nicaragua

Average pressure in September - Granada, Nicaragua
  • Average pressure in September: 1010.8mbar

The month with the highest atmospheric pressure is January (1012.4mbar).
The month with the lowest atmospheric pressure is October (1010.4mbar).

Average wind speed in September
Granada, Nicaragua

Average wind speed in September - Granada, Nicaragua
  • Average wind speed in September: 8.6km/h

The windiest month (with the highest average wind speed) is February (18.3km/h).
The calmest month (with the lowest average wind speed) is October (7.9km/h).

Average humidity in September
Granada, Nicaragua

Average humidity in September - Granada, Nicaragua
  • Average humidity in September: 82%

The month with the highest relative humidity is October (84%).
The months with the lowest relative humidity are March and April (62%).

Average rainfall in September
Granada, Nicaragua

Average rainfall in September - Granada, Nicaragua
  • Average rainfall in September: 232mm

The wettest month (with the highest rainfall) is October (353mm).
The driest months (with the least rainfall) are January, February and March (4mm).

Average rainfall days in September
Granada, Nicaragua

Average rainfall days in September - Granada, Nicaragua
  • Average rainfall days in September: 27.7 days

The month with the highest number of rainy days is October (29.2 days).
The month with the least rainy days is February (3.9 days).

Average daylight in September /
Average sunshine in September
Granada, Nicaragua

Average daylight in September / Average sunshine in September - Granada, 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 2min

The month with the most sunshine is March (Average sunshine: 9h and 24min).
The month with the least sunshine is January (Average sunshine: 6h and 54min).

Average sunshine days in September
Granada, Nicaragua

Average sunshine days in September - Granada, Nicaragua
  • Average sunshine days in September: 1.2 days

The month with the most sunshine days is March (24.8 days).
The month with the least sunshine days is June (0.4 days).

Average UV index in September
Granada, Nicaragua

Average UV index in September - Granada, 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
Granada, Nicaragua

Average cloud cover in September - Granada, Nicaragua
  • Average cloud cover in September: 42

The month with the most cloud cover is July (Cloud cover 48).
The month with the least cloud cover is March (Cloud cover 23).

Average visibility in September
Granada, Nicaragua

Average visibility in September - Granada, Nicaragua
  • Average visibility in September: 9km

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

Granada, Nicaragua

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