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
September's onset corresponds with a subtle shift in the average high-temperature, slightly moving from 85.6°F (29.8°C) in August to a still warm 79.2°F (26.2°C). In Germantown, the average temperature during the nights of September drops to a moderate 59.9°F (15.5°C).Humidity
In September, the average relative humidity in Germantown is 76%.Rainfall
In September, in Germantown, the rain falls for 11.6 days. Throughout September, 2.6" (66mm) of precipitation is accumulated. In Germantown, during the entire year, the rain falls for 141.5 days and collects up to 30.67" (779mm) of precipitation.Snowfall
April, June through September are months without snowfall in Germantown.Daylight
In September, the average length of the day in Germantown is 12h and 25min.On the first day of September in Germantown, sunrise is at 6:46 am and sunset at 7:45 pm. On the last day of the month, sunrise is at 7:11 am and sunset at 7:00 pm CDT.
Sunshine
In September, the average sunshine is 9.4h.UV index
In Germantown, the average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for the average person.Note: The daily maximum UV index of 5 in September interprets into the following advice:
Make use of precautions - Suggestions to resist sunburn are communicated. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage.
Frequently asked questions
What is the usual temperature for Germantown in September?
What is the average humidity in September in Germantown?
How many days does it rain in September in Germantown?
When it does not snow in Germantown?
Does it snow in Germantown in September?
What is the average length of the day in September in Germantown?
When is the sunrise / sunset in September in Germantown?
How many hours of sunshine does Germantown have in September?
What is the UV index intensity in September in Germantown?
Average temperature in September
Germantown, MO
- Average high temperature in September: 79.2°F
The warmest month (with the highest average high temperature) is July (86.9°F).
The month with the lowest average high temperature is January (39°F).
- Average low temperature in September: 59.9°F
The month with the highest average low temperature is July (68.9°F).
The coldest month (with the lowest average low temperature) is January (24.8°F).
Average pressure in September
Germantown, MO
- Average pressure in September: 30.02"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in September
Germantown, MO
- Average wind speed in September: 7mph
The windiest month (with the highest average wind speed) is March (10.1mph).
The calmest months (with the lowest average wind speed) are July and August (6.5mph).
Average humidity in September
Germantown, MO
- Average humidity in September: 76%
The month with the highest relative humidity is May (81%).
The months with the lowest relative humidity are October and November (72%).
Average rainfall in September
Germantown, MO
- Average rainfall in September: 2.6"
The wettest month (with the highest rainfall) is May (4.72").
The driest month (with the least rainfall) is January (1.14").
Average rainfall days in September
Germantown, MO
- Average rainfall days in September: 11.6 days
The month with the highest number of rainy days is May (16.8 days).
The month with the least rainy days is January (5.7 days).
Average snowfall in September
Germantown, MO
- Average snowfall in September: 0"
The month with the highest snowfall is February (2.76").
The months with the least snowfall are April, June, July, August and September (0").
Average snowfall days in September
Germantown, MO
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Germantown, MO
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in September: 9h and 2min
The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 5h and 12min).
Average sunshine days in September
Germantown, MO
- Average sunshine days in September: 15.9 days
The months with the most sunshine days are January and December (21.1 days).
The month with the least sunshine days is June (12.1 days).
Average UV index in September
Germantown, MO
- 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
Germantown, MO
- Average cloud cover in September: 29
The month with the most cloud cover is March (Cloud cover 47).
The months with the least cloud cover are June, July and August (Cloud cover 26).
Average visibility in September
Germantown, MO
- 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).
Germantown, Missouri, USA
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