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
In September, the meteorological conditions change slightly, with the average high-temperature moving from a warm 83.7°F (28.7°C) in August to a still moderately hot 77.9°F (25.5°C). Dawn throughout September, experiences an average nighttime temperature of 57.9°F (14.4°C).Humidity
The average relative humidity in September in Dawn is 75%.Rainfall
In September, the rain falls for 11.6 days. Throughout September, 2.76" (70mm) of precipitation is accumulated. In Dawn, during the entire year, the rain falls for 137.4 days and collects up to 28.82" (732mm) of precipitation.Snowfall
June through September are months without snowfall.Daylight
In September, the average length of the day in Dawn is 12h and 26min.On the first day of September in Dawn, Missouri, sunrise is at 6:43 am and sunset at 7:45 pm. On the last day of the month, sunrise is at 7:10 am and sunset at 6:58 pm CDT.
Sunshine
In Dawn, Missouri, the average sunshine in September is 9.2h.UV index
The average daily maximum UV index in September in Dawn is 5. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for the ordinary person.Note: A daily high UV index of 5 in September leads to these guidelines:
Heed the precautions - Protecting the skin and eyes from damage is compulsory. To protect against the Sun's most potent rays, avoid direct exposure around midday. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration.
Frequently asked questions
What is the average September temperature in Dawn?
What is the average humidity in September in Dawn?
How much does it rain in Dawn in September?
When it does not snow in Dawn?
Does it snow in Dawn in September?
How many hours of daylight does Dawn have in September?
When is the sunrise / sunset in September in Dawn?
How many hours of sunshine does Dawn have in September?
What is the UV index reading in September in Dawn?
Average temperature in September
Dawn, MO
- Average high temperature in September: 77.9°F
The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is January (33.8°F).
- Average low temperature in September: 57.9°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 (20.5°F).
Average pressure in September
Dawn, MO
- Average pressure in September: 30.01"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).
Average wind speed in September
Dawn, MO
- Average wind speed in September: 7.1mph
The windiest month (with the highest average wind speed) is March (9.9mph).
The calmest months (with the lowest average wind speed) are July and August (6.3mph).
Average humidity in September
Dawn, MO
- Average humidity in September: 75%
The months with the highest relative humidity are May, June and July (80%).
The month with the lowest relative humidity is October (71%).
Average rainfall in September
Dawn, MO
- Average rainfall in September: 2.76"
The wettest month (with the highest rainfall) is May (3.98").
The driest month (with the least rainfall) is February (1.14").
Average rainfall days in September
Dawn, MO
- Average rainfall days in September: 11.6 days
The month with the highest number of rainy days is June (16.3 days).
The month with the least rainy days is January (5.5 days).
Average snowfall in September
Dawn, MO
- Average snowfall in September: 0"
The month with the highest snowfall is January (4.41").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Dawn, MO
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (8.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Dawn, 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 24min).
- Average sunshine in September: 9h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 42min).
Average sunshine days in September
Dawn, MO
- Average sunshine days in September: 16.8 days
The month with the most sunshine days is December (20.3 days).
The month with the least sunshine days is June (11.6 days).
Average UV index in September
Dawn, 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
Dawn, MO
- Average cloud cover in September: 30
The months with the most cloud cover are January and March (Cloud cover 48).
The month with the least cloud cover is July (Cloud cover 27).
Average visibility in September
Dawn, 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).
Dawn, Missouri, USA
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