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 modest decline in the average high-temperature is seen during September, decreasing from a moderately hot 84.4°F (29.1°C) in August to a still warm 78.8°F (26°C). In the month of September, the nighttime temperature dips to a steady average of 59.2°F (15.1°C).Humidity
The average relative humidity in September is 75%.Rainfall
In Emma, in September, during 10.8 rainfall days, 1.73" (44mm) of precipitation is typically accumulated. In Emma, during the entire year, the rain falls for 126.4 days and collects up to 20.08" (510mm) of precipitation.Snowfall
In Emma, snow does not fall in May through September.Daylight
In September, the average length of the day is 12h and 26min.On the first day of the month, sunrise is at 6:43 am and sunset at 7:43 pm. On the last day of September, sunrise is at 7:09 am and sunset at 6:57 pm CDT.
Sunshine
In September, the average sunshine is 9.3h.UV index
The average daily maximum UV index in September is 5. A UV Index value of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for average individuals.Note: The average daily UV index of 5 in September transforms into the following instructions:
Take precautions - Protection against sun damage is advised. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in September?
What is the average humidity in September?
How many days does it rain in September?
When it does not snow?
Does it snow in September?
How many hours of daylight does Emma have in September?
When is the sunrise / sunset in September?
How long on average sun shines in September in Emma?
How high is the UV index in September?
Average temperature in September
Emma, MO
- Average high temperature in September: 78.8°F
The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is January (37°F).
- Average low temperature in September: 59.2°F
The month with the highest average low temperature is July (68°F).
The coldest month (with the lowest average low temperature) is January (23.2°F).
Average pressure in September
Emma, 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
Emma, MO
- Average wind speed in September: 7.1mph
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
Emma, MO
- Average humidity in September: 75%
The months with the highest relative humidity are May, June and July (79%).
The month with the lowest relative humidity is October (71%).
Average rainfall in September
Emma, MO
- Average rainfall in September: 1.73"
The wettest month (with the highest rainfall) is May (2.8").
The driest month (with the least rainfall) is January (0.67").
Average rainfall days in September
Emma, MO
- Average rainfall days in September: 10.8 days
The month with the highest number of rainy days is May (15 days).
The month with the least rainy days is January (5.3 days).
Average snowfall in September
Emma, MO
- Average snowfall in September: 0"
The month with the highest snowfall is February (2.32").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in September
Emma, MO
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (5.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Emma, 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 2min
The months with the most sunshine are June and July (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 4h and 54min).
Average sunshine days in September
Emma, MO
- Average sunshine days in September: 17.7 days
The month with the most sunshine days is December (22.6 days).
The months with the least sunshine days are May and June (13.8 days).
Average UV index in September
Emma, 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
Emma, MO
- Average cloud cover in September: 29
The month with the most cloud cover is March (Cloud cover 48).
The months with the least cloud cover are June, July and August (Cloud cover 28).
Average visibility in September
Emma, 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).
Emma, Missouri, USA
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