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
The commencement of September brings an average high-temperature of a still tropical 31.9°C (89.4°F), marking an inconsequential divergence from August. Rascón reports an average nighttime low-temperature of 21.3°C (70.3°F) in September.Heat index
In September, the heat index is appraised at a blistering 43°C (109.4°F). Stay on guard: Heat exhaustion and heat cramps are predicted. Ongoing effort can cause heatstroke.Know that the heat index computations account for shaded terrains and slight winds. Heat index values may surge by up to 15 Fahrenheit (8 Celsius) degrees in the presence of direct sunlight.
Note: The heat index, also known as 'feels like' or 'real feel', reflects the blend of air temperature and relative humidity to give a temperature impression. The influence of weather can be personal, changing with an individual's body mass, height, and level of physical exertion. When exposed to direct sunlight, it's possible for the heat index to increase by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for babies and toddlers. Children often fail to understand the importance of rest and rehydration. Thirst is a late manifestation of dehydration - hence, it is crucial to stay hydrated, especially during ongoing physical activities.
Perspiring is a crucial mechanism for the human body, allowing it to release excessive warmth through evaporating sweat. When the air contains significant moisture, the efficiency of the evaporation process decreases, preventing the body from cooling down effectively and creating a feeling of overheating. When body temperature rises due to excess heat gain beyond its removal capability, one might experience heat-related disorders.
Humidity
With an average relative humidity of 77%, September is the most humid month.Rainfall
September is the month with the most rainfall. Rain falls for 19 days and accumulates 105mm (4.13") of precipitation.Daylight
In Rascón, the average length of the day in September is 12h and 16min.On the first day of the month, sunrise is at 6:20 am and sunset at 6:53 pm. On the last day of September, sunrise is at 6:28 am and sunset at 6:25 pm CST.
Sunshine
The average sunshine in September is 8.4h.UV index
In September, the average daily maximum UV index in Rascón is 6. A UV Index value of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV radiation for ordinary individuals.Note: A maximum UV index of 6 in September translates into the following recommendations:
Resist overexposure. Safeguarding from solar damage is indispensable. Avoid direct Sun exposure and seek shade between 10 a.m. and 4 p.m., when UV radiation is at its peak, but keep in mind that not all shade structures provide complete protection. To cut down UV radiation exposure by about half, sport a wide-brim hat.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Is it hot during September?
What is the most humid month?
What is the average humidity in September in Rascón?
What is the rainiest month?
How much does it rain in September?
How many hours of daylight does Rascón have in September?
When are sunrise and sunset in September?
How long on average sun shines in September?
What is the UV index reading in September?
Average temperature in September
Rascón, Mexico
- Average high temperature in September: 31.9°C
The warmest month (with the highest average high temperature) is May (35.1°C).
The month with the lowest average high temperature is January (24.2°C).
- Average low temperature in September: 21.3°C
The month with the highest average low temperature is June (22.3°C).
The coldest month (with the lowest average low temperature) is January (12.9°C).
Average pressure in September
Rascón, Mexico
- Average pressure in September: 1014.1mbar
The month with the highest atmospheric pressure is January (1019.4mbar).
The month with the lowest atmospheric pressure is May (1012.7mbar).
Average wind speed in September
Rascón, Mexico
- Average wind speed in September: 6km/h
The windiest month (with the highest average wind speed) is April (8.1km/h).
The calmest month (with the lowest average wind speed) is November (5.5km/h).
Average humidity in September
Rascón, Mexico
- Average humidity in September: 77%
The month with the highest relative humidity is September (77%).
The month with the lowest relative humidity is April (61%).
Average rainfall in September
Rascón, Mexico
- Average rainfall in September: 105mm
The wettest month (with the highest rainfall) is September (105mm).
The driest month (with the least rainfall) is December (12mm).
Average rainfall days in September
Rascón, Mexico
- Average rainfall days in September: 19 days
The month with the highest number of rainy days is September (19 days).
The months with the least rainy days are February and December (7.6 days).
Average daylight in September /
Average sunshine in September
Rascón, Mexico
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 13h and 30min).
The month with the shortest days is December (Average daylight: 10h and 48min).
- Average sunshine in September: 8h and 2min
The month with the most sunshine is June (Average sunshine: 10h and 18min).
The month with the least sunshine is November (Average sunshine: 6h and 12min).
Average sunshine days in September
Rascón, Mexico
- Average sunshine days in September: 8.9 days
The month with the most sunshine days is December (20.5 days).
The month with the least sunshine days is September (8.9 days).
Average UV index in September
Rascón, Mexico
- Average UV index in September: 6
The months with the highest UV index are March, April, May, June, July and August (UV index 7).
The months with the lowest UV index are January, November and December (UV index 5).
Average cloud cover in September
Rascón, Mexico
- Average cloud cover in September: 40
The month with the most cloud cover is January (Cloud cover 41).
The month with the least cloud cover is August (Cloud cover 32).
Average visibility in September
Rascón, Mexico
- Average visibility in September: 9km
The month with the highest visibility is April (10km).
The months with the lowest visibility are January, February, March, May, June, July, August, September, October, November and December (9km).
Rascón, Mexico
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