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 beginning of September subtly marks a decrease in the average high-temperature, transitioning from a hot 86.5°F (30.3°C) in August to a moderately hot 80.8°F (27.1°C). September is noted for a mean low-temperature of 60.6°F (15.9°C).Heat index
The heat index in September is computed to be 84.2°F (29°C). With ongoing exposure and activity, one might experience weariness, and heat cramps could ensue.Take into consideration that the heat index values are calculated for shade and light wind conditions. Facing direct sunlight may hike up the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', comes about by integrating the temperature readings with the humidity levels. This effect is subjective, differing among individuals based on their physical activity and perception of heat, which can be influenced by factors like wind, clothing, and metabolic variances. Awareness of direct sun exposure is crucial as it has the potential to heighten the weather's effects, pushing up the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly important for children. Young ones often do not realize the necessity to rest and replenish their fluids. Thirst is a delayed indication of dehydration - keeping hydrated, particularly in prolonged physical activity, is crucial.
Humidity
The average relative humidity in September is 73%.Rainfall
The month with the least rainfall in Zalma is September, when the rain falls for 11.3 days and typically collects 1.65" (42mm) of precipitation.Snowfall
In Zalma, snow does not fall in April through October.Daylight
In September, the average length of the day in Zalma is 12h and 25min.On the first day of the month, sunrise is at 6:31 am and sunset at 7:28 pm. On the last day of September, in Zalma, sunrise is at 6:55 am and sunset at 6:44 pm CDT.
Sunshine
The average sunshine in September in Zalma is 9.6h.UV index
In September, the average daily maximum UV index is 5. A UV Index reading of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for the average person.Note: A maximum daily UV index of 5 during September morphs into the following directions:
Be vigilant - A duty to shield skin and eyes from injury exists. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses.
Frequently asked questions
What is the average September temperature in Zalma?
What is the average humidity in September in Zalma?
What is the driest month in Zalma?
How many days does it rain in September in Zalma?
When it does not snow in Zalma?
How many hours of daylight does Zalma have in September?
When is the sunrise / sunset in September in Zalma?
How long on average sun shines in September in Zalma?
What is the UV index intensity in September in Zalma?
Average temperature in September
Zalma, MO
- Average high temperature in September: 80.8°F
The warmest month (with the highest average high temperature) is July (88.3°F).
The month with the lowest average high temperature is January (41°F).
- Average low temperature in September: 60.6°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 (27°F).
Average pressure in September
Zalma, 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 (29.93"Hg).
Average wind speed in September
Zalma, MO
- Average wind speed in September: 6mph
The windiest months (with the highest average wind speed) are January and February (8.9mph).
The calmest months (with the lowest average wind speed) are July and August (5.5mph).
Average humidity in September
Zalma, MO
- Average humidity in September: 73%
The month with the highest relative humidity is May (79%).
The month with the lowest relative humidity is October (70%).
Average rainfall in September
Zalma, MO
- Average rainfall in September: 1.65"
The wettest month (with the highest rainfall) is April (4.37").
The driest month (with the least rainfall) is September (1.65").
Average rainfall days in September
Zalma, MO
- Average rainfall days in September: 11.3 days
The month with the highest number of rainy days is July (17.1 days).
The month with the least rainy days is November (9.7 days).
Average snowfall in September
Zalma, MO
- Average snowfall in September: 0"
The month with the highest snowfall is February (1.81").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in September
Zalma, MO
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (3.7 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Zalma, MO
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 42min).
- Average sunshine in September: 9h and 4min
The month with the most sunshine is June (Average sunshine: 10h and 36min).
The months with the least sunshine are January, February and December (Average sunshine: 4h and 54min).
Average sunshine days in September
Zalma, MO
- Average sunshine days in September: 17.3 days
The month with the most sunshine days is October (19.5 days).
The month with the least sunshine days is July (11.8 days).
Average UV index in September
Zalma, 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 and December (UV index 2).
Average cloud cover in September
Zalma, MO
- Average cloud cover in September: 28
The months with the most cloud cover are February and March (Cloud cover 48).
The month with the least cloud cover is June (Cloud cover 27).
Average visibility in September
Zalma, 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).
Zalma, Missouri, USA
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