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
A mild shift in the average high-temperature occurs in September, reducing from a warm 85.3°F (29.6°C) in August to a still moderately hot 79°F (26.1°C). In Middletown, the average temperature during the nights of September drops to a mild 58.8°F (14.9°C).Humidity
The average relative humidity in September is 75%.Rainfall
In Middletown, during September, the rain falls for 11.2 days and regularly aggregates up to 2.05" (52mm) of precipitation. Throughout the year, there are 139.8 rainfall days, and 28.7" (729mm) of precipitation is accumulated.Snowfall
In Middletown, snow does not fall in May through October.Daylight
In Middletown, the average length of the day in September is 12h and 26min.On the first day of the month, sunrise is at 6:35 am and sunset at 7:35 pm. On the last day of September, sunrise is at 7:01 am and sunset at 6:49 pm CDT.
Sunshine
The average sunshine in September in Middletown is 9.1h.UV index
The average daily maximum UV index in September is 5. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for the average person.Note: A daily high UV index of 5 in September leads to these guidelines:
Take precautions - Protection against skin and eye damage is obliged. It's recommended to limit sun exposure when its radiation is at its peak during midday. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation.
Frequently asked questions
What is the average September temperature in Middletown?
What is the average humidity in September in Middletown?
How much does it rain in Middletown in September?
When it does not snow in Middletown?
How many hours of daylight does Middletown have in September?
What time are sunrise and sunset in September in Middletown?
How long on average sun shines in September in Middletown?
What is the UV index reading in September in Middletown?
Average temperature in September
Middletown, MO
- Average high temperature in September: 79°F
The warmest month (with the highest average high temperature) is July (86.7°F).
The month with the lowest average high temperature is January (36.1°F).
- Average low temperature in September: 58.8°F
The month with the highest average low temperature is July (67.6°F).
The coldest month (with the lowest average low temperature) is January (22.5°F).
Average pressure in September
Middletown, MO
- Average pressure in September: 30.02"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in September
Middletown, MO
- Average wind speed in September: 6.6mph
The windiest months (with the highest average wind speed) are January and February (9.3mph).
The calmest month (with the lowest average wind speed) is July (6mph).
Average humidity in September
Middletown, MO
- Average humidity in September: 75%
The month with the highest relative humidity is May (78%).
The month with the lowest relative humidity is October (72%).
Average rainfall in September
Middletown, MO
- Average rainfall in September: 2.05"
The wettest month (with the highest rainfall) is May (3.39").
The driest months (with the least rainfall) are January and February (1.46").
Average rainfall days in September
Middletown, MO
- Average rainfall days in September: 11.2 days
The month with the highest number of rainy days is May (16.3 days).
The month with the least rainy days is December (6.5 days).
Average snowfall in September
Middletown, MO
- Average snowfall in September: 0"
The month with the highest snowfall is January (3.11").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in September
Middletown, MO
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (5.9 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
Middletown, MO
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in September: 9h and 1min
The month with the most sunshine is June (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 4h and 24min).
Average sunshine days in September
Middletown, MO
- Average sunshine days in September: 17.4 days
The month with the most sunshine days is December (20 days).
The month with the least sunshine days is May (12.2 days).
Average UV index in September
Middletown, MO
- Average UV index in September: 5
The months with the highest UV index are 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
Middletown, MO
- Average cloud cover in September: 32
The month with the most cloud cover is January (Cloud cover 52).
The month with the least cloud cover is August (Cloud cover 30).
Average visibility in September
Middletown, 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).
Middletown, Missouri, USA
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