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
Weather in September
Temperature
September's presence marks an average high-temperature of a hot 30.6°C (87.1°F), subtly varied from August's 27.9°C (82.2°F). Mairana's temperature drops to an average low of 19.6°C (67.3°F) during the nights of September.Heat index
In September, the average heat index is estimated at a hot 32°C (89.6°F). Long-lasting exposure and activity potentially induce a sense of weariness, with the risk of heat cramps.Bear in mind that the heat index values are determined for shaded areas and light breezes. With exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'apparent temperature', is an index that combines air temperature and relative humidity to determine the human-perceived temperature equivalent. 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. Direct sun rays can make one feel hotter, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical to babies and toddlers. Children frequently underestimate the importance of resting and drinking fluids. Thirst is a symptom of advanced dehydration - hence the need to hydrate regularly, especially during protracted physical exercises.
Humidity
September is the least humid month in Mairana, with an average relative humidity of 51%.Rainfall
In September, in Mairana, the rain falls for 7.1 days. Throughout September, 18mm (0.71") of precipitation is accumulated. Throughout the year, there are 162.3 rainfall days, and 653mm (25.71") of precipitation is accumulated.Daylight
The average length of the day in September in Mairana is 12h and 0min.On the first day of the month, sunrise is at 06:22 and sunset at 18:08. On the last day of September, in Mairana, Bolivia, sunrise is at 05:57 and sunset at 18:13 -04.
Sunshine
In Mairana, the average sunshine in September is 9.6h.UV index
January, March, August through October, with an average maximum UV index of 7, are months with the highest UV index. A UV Index estimate of 6 to 7 represents a high health hazard from unsafe exposure to UV radiation for ordinary individuals.Note: In September, the maximum UV index of 7 suggests these recommendations:
Enforce precautions and stick to sun safety measures. Preservation from skin and eye damage is essential. Limit direct sun exposure and seek shade between 10 a.m. and 4 p.m., the time of the most intense UV radiation, noting that shade structures may not provide total sun protection. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage.
Frequently asked questions
How hot is September in Mairana?
What is the least humid month in Mairana?
What is the average humidity in September in Mairana?
How much does it rain in Mairana in September?
How many hours of daylight does Mairana have in September?
When are sunrise and sunset in September in Mairana?
How long on average sun shines in September in Mairana?
What are the months with the highest UV index in Mairana?
What is the UV index reading in September in Mairana?
Average temperature in September
Mairana, Bolivia
- Average high temperature in September: 30.6°C
The warmest month (with the highest average high temperature) is October (31.5°C).
The month with the lowest average high temperature is June (23.8°C).
- Average low temperature in September: 19.6°C
The months with the highest average low temperature are November and December (21.7°C).
The coldest month (with the lowest average low temperature) is July (15.3°C).
Average pressure in September
Mairana, Bolivia
- Average pressure in September: 1012.1mbar
The month with the highest atmospheric pressure is July (1015.3mbar).
The month with the lowest atmospheric pressure is December (1008.3mbar).
Average wind speed in September
Mairana, Bolivia
- Average wind speed in September: 14.3km/h
The windiest month (with the highest average wind speed) is August (14.5km/h).
The calmest month (with the lowest average wind speed) is March (10.3km/h).
Average humidity in September
Mairana, Bolivia
- Average humidity in September: 51%
The months with the highest relative humidity are February and May (78%).
The month with the lowest relative humidity is September (51%).
Average rainfall in September
Mairana, Bolivia
- Average rainfall in September: 18mm
The wettest month (with the highest rainfall) is December (95mm).
The driest month (with the least rainfall) is August (15mm).
Average rainfall days in September
Mairana, Bolivia
- Average rainfall days in September: 7.1 days
The month with the highest number of rainy days is January (19.8 days).
The month with the least rainy days is August (5.8 days).
Average daylight in September /
Average sunshine in September
Mairana, Bolivia
- Average daylight in September: 12h and 0min
The month with the longest days is December (Average daylight: 13h and 12min).
The month with the shortest days is June (Average daylight: 11h and 6min).
- Average sunshine in September: 9h and 4min
The month with the most sunshine is October (Average sunshine: 10h and 42min).
The months with the least sunshine are May and June (Average sunshine: 5h and 42min).
Average sunshine days in September
Mairana, Bolivia
- Average sunshine days in September: 21.5 days
The month with the most sunshine days is August (24.3 days).
The month with the least sunshine days is February (7.8 days).
Average UV index in September
Mairana, Bolivia
- Average UV index in September: 7
The months with the highest UV index are January, March, August, September and October (UV index 7).
The months with the lowest UV index are May and June (UV index 5).
Average cloud cover in September
Mairana, Bolivia
- Average cloud cover in September: 22
The month with the most cloud cover is February (Cloud cover 50).
The months with the least cloud cover are August and September (Cloud cover 22).
Average visibility in September
Mairana, Bolivia
- Average visibility in September: 10km
The months with the highest visibility are August, September and October (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, November and December (9km).
Mairana, Bolivia
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