September weather forecast
León, Nicaragua

englishespañol中文
Share

Weather in September

September, one of the wettest months of the year in León, Nicaragua, brings an increase in rainfall and cloud cover. The rainfall level peaks at 160mm (6.3") compared to the preceding month. Temperature wise, a slight decrease is noticeable. With the rise in cloud cover and rainfall, the number of sunny days and hours register a reduction. This alteration gives an entirely different feel to the weather scenario, fitting for those seeking a wetter and cooler climate.

Temperature

September in León registers an average high-temperature of a still hot 31.3°C (88.3°F), slightly varied from August's 32.3°C (90.1°F). Throughout September, León experiences a low-temperature average of 24°C (75.2°F).

Heat index

The heat index value during September is calculated to be a blisteringly hot 42°C (107.6°F). Undertake extra safety actions, heat cramps and heat exhaustion are expected. Heatstroke may result from lengthy activity.
Heat index evaluations are typically in the context of light winds and shaded environments. Direct sunlight can potentially boost the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'real feel', stands as a testimony to how temperature and humidity combine to impact our sense of warmth. The impression of weather on a person can be swayed by additional aspects, including metabolic variations, pregnancy, and activity levels. Realize that direct exposure to sunlight can augment the felt heat, leading to a potential increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular importance for children. Youngsters are usually more at risk than adults, considering they sweat less. Additionally, their high skin surface area compared to their little bodies and their high heat production due to activity increases their risk.
The human body cools itself through perspiration, as excessive warmth is removed from the body through sweat evaporation. In situations of high air temperature combined with high humidity (significant heat index), the body's ability to perspire is reduced, heightening the sense of warmth. When the heat gained surpasses the body's cooling capacity, temperatures rise, signaling potential health concerns.

Humidity

The average relative humidity in September in León is 81%.

Rainfall

In León, in September, during 27.2 rainfall days, 160mm (6.3") of precipitation is typically accumulated. Throughout the year, in León, Nicaragua, there are 186.8 rainfall days, and 1067mm (42.01") of precipitation is accumulated.

Daylight

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

Sunshine

The average sunshine in September is 8.4h.

UV index

The months with the lowest UV index in León, Nicaragua, are January, February, April through December, with an average maximum UV index of 7. A UV Index of 6 to 7 symbolizes a high health hazard from unsafe exposure to UV radiation for the ordinary person.
Note: In September, the maximum UV index of 7 suggests these recommendations:
Beware of overexposure. Fair-skinned individuals risk burning in less than 20 minutes. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage.

Frequently asked questions

Is it hot in León during September?

In September, in León, the average high-temperature is 31.3°C (88.3°F), and the average low-temperature is 24°C (75.2°F). In September, the average heat index (a.k.a. 'feels like', 'felt air temperature'), which calculates the temperature value influenced by the moisture in the air, is calculated to be 42°C (107.6°F).

What is the average humidity in September in León?

In September, the average relative humidity in León is 81%.

How many days does it rain in September in León?

In León, Nicaragua, during September, the rain falls for 27.2 days and regularly aggregates up to 160mm (6.3") of precipitation.

How many hours of daylight does León have in September?

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

What time are sunrise and sunset in September in León?

On the first day of September in León, sunrise is at 05:36 and sunset at 17:57. On the last day of the month, sunrise is at 05:36 and sunset at 17:37 CST.

How many hours of sunshine does León have in September?

In September, the average sunshine duration is 8.4h.

When is the lowest UV index in León?

January, February, April through December, with an average maximum UV index of 7, are months with the lowest UV index.

How high is the UV index in September in León?

The average daily maximum UV index in September in León is 7. A UV Index value of 6 to 7 symbolizes a high hazard to health from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
León, Nicaragua

Average temperature in September - León, Nicaragua
  • Average high temperature in September: 31.3°C

The warmest month (with the highest average high temperature) is April (35.6°C).
The month with the lowest average high temperature is October (29.8°C).

  • Average low temperature in September: 24°C

The month with the highest average low temperature is May (26.3°C).
The coldest month (with the lowest average low temperature) is December (21.7°C).

Average pressure in September
León, Nicaragua

Average pressure in September - León, Nicaragua
  • Average pressure in September: 1011mbar

The month with the highest atmospheric pressure is January (1012.5mbar).
The month with the lowest atmospheric pressure is October (1010.6mbar).

Average wind speed in September
León, Nicaragua

Average wind speed in September - León, Nicaragua
  • Average wind speed in September: 7km/h

The windiest month (with the highest average wind speed) is February (13.3km/h).
The calmest month (with the lowest average wind speed) is October (6.5km/h).

Average humidity in September
León, Nicaragua

Average humidity in September - León, Nicaragua
  • Average humidity in September: 81%

The month with the highest relative humidity is October (84%).
The month with the lowest relative humidity is March (55%).

Average rainfall in September
León, Nicaragua

Average rainfall in September - León, Nicaragua
  • Average rainfall in September: 160mm

The wettest month (with the highest rainfall) is October (244mm).
The driest months (with the least rainfall) are January and March (2mm).

Average rainfall days in September
León, Nicaragua

Average rainfall days in September - León, Nicaragua
  • Average rainfall days in September: 27.2 days

The month with the highest number of rainy days is October (28.1 days).
The month with the least rainy days is January (1.8 days).

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

Average daylight in September / Average sunshine in September - León, 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 July (Average sunshine: 10h and 54min).
The months with the least sunshine are January and February (Average sunshine: 7h and 36min).

Average sunshine days in September
León, Nicaragua

Average sunshine days in September - León, Nicaragua
  • Average sunshine days in September: 1.6 days

The month with the most sunshine days is January (28.8 days).
The month with the least sunshine days is September (1.6 days).

Average UV index in September
León, Nicaragua

Average UV index in September - León, Nicaragua
  • Average UV index in September: 7

The month with the highest UV index is March (UV index 8).
The months with the lowest UV index are January, February, April, May, June, July, August, September, October, November and December (UV index 7).

Average cloud cover in September
León, Nicaragua

Average cloud cover in September - León, Nicaragua
  • Average cloud cover in September: 40

The month with the most cloud cover is October (Cloud cover 42).
The months with the least cloud cover are January, February and March (Cloud cover 15).

Average visibility in September
León, Nicaragua

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

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

León, Nicaragua

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location