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 snowfall in September
- Average snowfall 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 arrival of September is marked by a minor reduction in average high-temperature, sliding from a hot 91.2°F (32.9°C) in August to a moderately hot 85.8°F (29.9°C). Bylas observes an average nighttime temperature of 66°F (18.9°C) during September.Heat index
The heat index value for September is appraised at a tropical 86°F (30°C). Prolonged exposure combined with continuous activity could lead to exhaustion, and possibly heat cramps.The heat index's values are generally associated with conditions in shade 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 'real feel' or 'feels like', is derived by integrating air temperature with the existing relative humidity to express the 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. Taking into account that direct sunlight can boost the heat effect, the heat index may rise by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are primarily vital for children. Youngsters frequently overlook the need for breaks and fluid intake. Thirst is an advanced sign of dehydration - thereby highlighting the importance of keeping hydrated, particularly during long physical activities.
Humidity
In Bylas, Arizona, the average relative humidity in September is 40%.Rainfall
In Bylas, in September, it is raining for 8.7 days, with typically 0.87" (22mm) of accumulated precipitation. In Bylas, during the entire year, the rain falls for 75.1 days and collects up to 8.82" (224mm) of precipitation.Snowfall
April through November are months without snowfall in Bylas.Daylight
The average length of the day in September in Bylas is 12h and 22min.On the first day of September, sunrise is at 5:55 am and sunset at 6:45 pm. On the last day of the month, sunrise is at 6:14 am and sunset at 6:05 pm MST.
Sunshine
In Bylas, the average sunshine in September is 10h.UV index
In Bylas, the average daily maximum UV index in September is 6. A UV Index estimate of 6 to 7 represents a high health risk from exposure to the Sun's UV radiation for ordinary individuals.Note: In September, the maximum UV index of 6 translates into these guidelines:
Sustain precautions and conform to sun safety norms. Preventing sunburn is necessary. The time between 10 a.m. and 4 p.m. is when UV radiation is at its peak. Limit exposure to direct sunlight during these hours. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized. Notice this! Nearly double the intensity of the Sun's UV radiation can be caused by snow reflection.
Frequently asked questions
Is it hot in Bylas during September?
What is the average humidity in September in Bylas?
How many days does it rain in September in Bylas?
When it does not snow in Bylas?
What is the average length of the day in September in Bylas?
What time are sunrise and sunset in September in Bylas?
How long on average sun shines in September in Bylas?
What is the UV index reading in September in Bylas?
Average temperature in September
Bylas, AZ
- Average high temperature in September: 85.8°F
The warmest month (with the highest average high temperature) is July (92.8°F).
The month with the lowest average high temperature is December (55.2°F).
- Average low temperature in September: 66°F
The month with the highest average low temperature is July (72.5°F).
The coldest month (with the lowest average low temperature) is December (36.9°F).
Average pressure in September
Bylas, AZ
- Average pressure in September: 29.93"Hg
The month with the highest atmospheric pressure is January (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).
Average wind speed in September
Bylas, AZ
- Average wind speed in September: 5.5mph
The windiest month (with the highest average wind speed) is May (7.2mph).
The calmest months (with the lowest average wind speed) are August and December (5.2mph).
Average humidity in September
Bylas, AZ
- Average humidity in September: 40%
The month with the highest relative humidity is December (53%).
The month with the lowest relative humidity is June (21%).
Average rainfall in September
Bylas, AZ
- Average rainfall in September: 0.87"
The wettest month (with the highest rainfall) is August (1.22").
The driest month (with the least rainfall) is June (0.12").
Average rainfall days in September
Bylas, AZ
- Average rainfall days in September: 8.7 days
The month with the highest number of rainy days is July (13.3 days).
The month with the least rainy days is June (2.9 days).
Average snowfall in September
Bylas, AZ
- Average snowfall in September: 0"
The month with the highest snowfall is January (0.08").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").
Average snowfall days in September
Bylas, AZ
- Average snowfall days in September: 0.1 days
The months with the highest number of snowfall days are January and February (0.3 days).
The months with the least snowfall days are April, May, June, July, August, October and November (0 days).
Average daylight in September /
Average sunshine in September
Bylas, AZ
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).
- Average sunshine in September: 10h and 0min
The month with the most sunshine is August (Average sunshine: 12h and 18min).
The month with the least sunshine is December (Average sunshine: 6h and 42min).
Average sunshine days in September
Bylas, AZ
- Average sunshine days in September: 18.2 days
The month with the most sunshine days is May (26.8 days).
The month with the least sunshine days is July (13.1 days).
Average UV index in September
Bylas, AZ
- Average UV index in September: 6
The months with the highest UV index are June, July and August (UV index 7).
The month with the lowest UV index is December (UV index 2).
Average cloud cover in September
Bylas, AZ
- Average cloud cover in September: 13
The month with the most cloud cover is December (Cloud cover 23).
The month with the least cloud cover is June (Cloud cover 7).
Average visibility in September
Bylas, AZ
- Average visibility in September: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Bylas, Arizona, USA
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