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
As September commences, the average high-temperature subtly reduces, transitioning from a tropical 87.1°F (30.6°C) in August to a moderately hot 81.5°F (27.5°C). The anticipated average low-temperature for September, a moderate 59°F (15°C), shows a substantial deviation from the daytime maximums.Heat index
September's heat index is appraised at 80.6°F (27°C). If exposure and activity persist, fatigue could ensue, possibly leading to heat cramps.In terms of the heat index, values are set with light wind and shade conditions in mind. When under direct sunshine, the heat index may be elevated by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', comes about by integrating the temperature readings with the humidity levels. The effect is experienced differently by individuals, hinging on unique characteristics such as body mass, stature, and level of activity. Direct sun rays can make one feel hotter, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for babies and toddlers. Typically, children face more danger than adults as they usually perspire less. Their larger skin surface relative to their small bodies and increased heat output from their activities enhance their risk.
Humidity
The average relative humidity in September is 43%.Rainfall
In September, the rain falls for 10.4 days. Throughout September, 1.5" (38mm) of precipitation is accumulated. Throughout the year, there are 85.7 rainfall days, and 15.31" (389mm) of precipitation is accumulated.Snowfall
In Forest Lakes Estates, Arizona, snow does not fall in May through October.Daylight
The average length of the day in September is 12h and 22min.On the first day of the month, sunrise is at 5:57 am and sunset at 6:48 pm. On the last day of September, sunrise is at 6:17 am and sunset at 6:08 pm MST.
Sunshine
The average sunshine in September is 9.7h.UV index
In Forest Lakes Estates, the average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for ordinary individuals.Note: During September, 5 as the daily maximum UV index converts into the following advice:
Undertake precautions - Obligation exists to protect against skin and eye damage. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in September?
What is the average humidity in September?
How many days does it rain in September?
When it does not snow?
How many hours of daylight does Forest Lakes Estates have in September?
When are sunrise and sunset in September?
How long on average sun shines in September?
What is the UV index intensity in September?
Average temperature in September
Forest Lakes Estates, AZ
- Average high temperature in September: 81.5°F
The warmest month (with the highest average high temperature) is July (87.6°F).
The month with the lowest average high temperature is December (50.2°F).
- Average low temperature in September: 59°F
The month with the highest average low temperature is July (64.6°F).
The coldest months (with the lowest average low temperature) are January and December (31.5°F).
Average pressure in September
Forest Lakes Estates, AZ
- Average pressure in September: 29.93"Hg
The month with the highest atmospheric pressure is January (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.86"Hg).
Average wind speed in September
Forest Lakes Estates, AZ
- Average wind speed in September: 5.4mph
The windiest months (with the highest average wind speed) are April and May (7.1mph).
The calmest month (with the lowest average wind speed) is August (5mph).
Average humidity in September
Forest Lakes Estates, AZ
- Average humidity in September: 43%
The months with the highest relative humidity are January and December (58%).
The month with the lowest relative humidity is June (24%).
Average rainfall in September
Forest Lakes Estates, AZ
- Average rainfall in September: 1.5"
The wettest month (with the highest rainfall) is July (3.19").
The driest month (with the least rainfall) is June (0.24").
Average rainfall days in September
Forest Lakes Estates, AZ
- Average rainfall days in September: 10.4 days
The month with the highest number of rainy days is July (18.3 days).
The month with the least rainy days is June (3.3 days).
Average snowfall in September
Forest Lakes Estates, AZ
- Average snowfall in September: 0"
The month with the highest snowfall is February (5.51").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in September
Forest Lakes Estates, AZ
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is December (4.3 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Forest Lakes Estates, AZ
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).
- Average sunshine in September: 9h and 4min
The months with the most sunshine are June and August (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 6h and 36min).
Average sunshine days in September
Forest Lakes Estates, AZ
- Average sunshine days in September: 15.2 days
The month with the most sunshine days is November (25.8 days).
The month with the least sunshine days is July (9.1 days).
Average UV index in September
Forest Lakes Estates, AZ
- Average UV index in September: 5
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in September
Forest Lakes Estates, AZ
- Average cloud cover in September: 12
The month with the most cloud cover is December (Cloud cover 24).
The month with the least cloud cover is June (Cloud cover 7).
Average visibility in September
Forest Lakes Estates, 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).
Forest Lakes Estates, Arizona, USA
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