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 onset of September brings a small shift in high-temperatures, falling from 85.6°F (29.8°C) in August to a still moderately hot 79.7°F (26.5°C). During the month of September, the temperature generally drops to a low average of 59.5°F (15.3°C).Humidity
In September, the average relative humidity in Monroe, Tennessee, is 77%.Rainfall
September is the month with the least rainfall in Monroe. Rain falls for 12.5 days and accumulates 1.97" (50mm) of precipitation.Snowfall
In Monroe, snow does not fall in May through September.Daylight
In September, the average length of the day is 12h and 24min.On the first day of September in Monroe, Tennessee, sunrise is at 6:12 am and sunset at 7:08 pm. On the last day of the month, sunrise is at 6:35 am and sunset at 6:25 pm CDT.
Sunshine
In September, the average sunshine in Monroe is 8.2h.UV index
The average daily maximum UV index in September is 5. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for the average person.Note: The maximum UV index of 5 during September leads to these instructions:
Stay alert. Light-skinned people could suffer burns in less than 30 minutes. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized.
Frequently asked questions
What is the average September temperature in Monroe?
What is the average humidity in September in Monroe?
What is the driest month in Monroe?
How many days does it rain in September in Monroe?
When it does not snow in Monroe?
Does it snow in Monroe in September?
How many hours of daylight does Monroe have in September?
What time are sunrise and sunset in September in Monroe?
How long on average sun shines in September in Monroe?
What is the UV index reading in September in Monroe?
Average temperature in September
Monroe, TN
- Average high temperature in September: 79.7°F
The warmest month (with the highest average high temperature) is July (86.2°F).
The month with the lowest average high temperature is January (43.3°F).
- Average low temperature in September: 59.5°F
The month with the highest average low temperature is July (65.3°F).
The coldest month (with the lowest average low temperature) is January (28.8°F).
Average pressure in September
Monroe, TN
- Average pressure in September: 30.03"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.97"Hg).
Average wind speed in September
Monroe, TN
- Average wind speed in September: 4.4mph
The windiest month (with the highest average wind speed) is February (7.5mph).
The calmest month (with the lowest average wind speed) is August (4.1mph).
Average humidity in September
Monroe, TN
- Average humidity in September: 77%
The month with the highest relative humidity is December (80%).
The months with the lowest relative humidity are October and November (76%).
Average rainfall in September
Monroe, TN
- Average rainfall in September: 1.97"
The wettest month (with the highest rainfall) is February (4.02").
The driest month (with the least rainfall) is September (1.97").
Average rainfall days in September
Monroe, TN
- Average rainfall days in September: 12.5 days
The month with the highest number of rainy days is July (17.6 days).
The month with the least rainy days is November (10.8 days).
Average snowfall in September
Monroe, TN
- Average snowfall in September: 0"
The month with the highest snowfall is February (2.2").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in September
Monroe, TN
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (5.6 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
Monroe, TN
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 42min).
- Average sunshine in September: 8h and 1min
The month with the most sunshine is June (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 18min).
Average sunshine days in September
Monroe, TN
- Average sunshine days in September: 14.7 days
The month with the most sunshine days is October (18.6 days).
The month with the least sunshine days is July (10.8 days).
Average UV index in September
Monroe, TN
- 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 and December (UV index 2).
Average cloud cover in September
Monroe, TN
- Average cloud cover in September: 33
The month with the most cloud cover is February (Cloud cover 54).
The month with the least cloud cover is June (Cloud cover 30).
Average visibility in September
Monroe, TN
- Average visibility in September: 5mi
The months with the highest visibility are February, April, June, October, November and December (6mi).
The months with the lowest visibility are January, March, May, July, August and September (5mi).
Monroe, Tennessee, USA
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