Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
September
Weather in September
Temperature
The transition into September marks the average high-temperature at a still moderately hot 27.3°C (81.1°F), differing minimally from August's 25°C (77°F). Throughout the September nights, Pirayú encounters a low-temperature of 15.9°C (60.6°F).Heat index
September's mean heat index is appraised at 29°C (84.2°F). Fatigue might occur with continuous exposure and activity, potentially causing heat cramps.Be aware that heat index ratings are designed for shaded locations and minor breezes. The heat index might be elevated by 15 Fahrenheit (8 Celsius) degrees due to direct sun exposure.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', measures the perceived warmth when incorporating the humidity present in the air. Factors encompassing physical activity, clothing, and metabolic differences have a role in shaping the individual's impression of temperature. 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 highly important for children. Children often do not understand the need to rest and hydrate. Thirst is a late manifestation of dehydration - therefore, it is essential to stay hydrated, particularly during prolonged physical activities.
Humidity
The average relative humidity in September is 69%.Rainfall
In Pirayú, during September, the rain falls for 9.4 days and regularly aggregates up to 36mm (1.42") of precipitation. Throughout the year, in Pirayú, Paraguay, there are 153.2 rainfall days, and 865mm (34.06") of precipitation is accumulated.Daylight
The average length of the day in September in Pirayú is 11h and 58min.On the first day of the month, sunrise is at 06:00 and sunset at 17:37. On the last day of September, sunrise is at 05:28 and sunset at 17:48 -04.
Sunshine
The average sunshine in September in Pirayú is 8.6h.UV index
In September, the average daily maximum UV index is 6. A UV Index of 6 to 7 symbolizes a high health risk from unprotected exposure to Sun's UV rays for the average person.Note: During September, 6 as the daily maximum UV index converts into the following advice:
Adhere to precautions and respect sun safety doctrines. Avoiding sunburn is vital. Between 10 a.m. and 4 p.m., the Sun emits the most powerful UV radiation. Limit direct exposure to the Sun during these hours. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Pirayú in September?
What is the average humidity in September in Pirayú?
How many days does it rain in September in Pirayú?
What is the average length of the day in September in Pirayú?
What time are sunrise and sunset in September in Pirayú?
How many hours of sunshine does Pirayú have in September?
What is the UV index reading in September in Pirayú?
Average temperature in September
Pirayú, Paraguay
- Average high temperature in September: 27.3°C
The warmest month (with the highest average high temperature) is January (34°C).
The month with the lowest average high temperature is July (21.2°C).
- Average low temperature in September: 15.9°C
The month with the highest average low temperature is January (23.3°C).
The coldest month (with the lowest average low temperature) is July (12.5°C).
Average pressure in September
Pirayú, Paraguay
- Average pressure in September: 1013.5mbar
The month with the highest atmospheric pressure is July (1017.3mbar).
The month with the lowest atmospheric pressure is December (1007.8mbar).
Average wind speed in September
Pirayú, Paraguay
- Average wind speed in September: 12.4km/h
The windiest month (with the highest average wind speed) is August (13km/h).
The calmest month (with the lowest average wind speed) is March (9.4km/h).
Average humidity in September
Pirayú, Paraguay
- Average humidity in September: 69%
The months with the highest relative humidity are May and June (84%).
The month with the lowest relative humidity is January (67%).
Average rainfall in September
Pirayú, Paraguay
- Average rainfall in September: 36mm
The wettest month (with the highest rainfall) is November (109mm).
The driest month (with the least rainfall) is August (18mm).
Average rainfall days in September
Pirayú, Paraguay
- Average rainfall days in September: 9.4 days
The month with the highest number of rainy days is January (16.7 days).
The month with the least rainy days is August (5.8 days).
Average daylight in September /
Average sunshine in September
Pirayú, Paraguay
- Average daylight in September: 12h and 0min
The month with the longest days is December (Average daylight: 13h and 42min).
The month with the shortest days is June (Average daylight: 10h and 36min).
- Average sunshine in September: 8h and 4min
The month with the most sunshine is November (Average sunshine: 10h and 30min).
The month with the least sunshine is May (Average sunshine: 7h and 0min).
Average sunshine days in September
Pirayú, Paraguay
- Average sunshine days in September: 19.2 days
The month with the most sunshine days is August (23.8 days).
The month with the least sunshine days is February (10.6 days).
Average UV index in September
Pirayú, Paraguay
- Average UV index in September: 6
The months with the highest UV index are January, February, October and December (UV index 7).
The month with the lowest UV index is May (UV index 4).
Average cloud cover in September
Pirayú, Paraguay
- Average cloud cover in September: 28
The month with the most cloud cover is May (Cloud cover 46).
The month with the least cloud cover is November (Cloud cover 26).
Average visibility in September
Pirayú, Paraguay
- Average visibility in September: 9km
The months with the highest visibility are January, February, March, April, July, August, September, October, November and December (9km).
The months with the lowest visibility are May and June (8km).
