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
As September begins, there is a minor decrease in the average high-temperature, softly falling from a hot 87.3°F (30.7°C) in August to a warm 79.9°F (26.6°C). Throughout the month of September, Billings observes an average nighttime temperature of 59.9°F (15.5°C).Humidity
In Billings, Missouri, the average relative humidity in September is 74%.Rainfall
In Billings, during September, the rain falls for 11.6 days and regularly aggregates up to 2.2" (56mm) of precipitation. Throughout the year, there are 149.3 rainfall days, and 34.45" (875mm) of precipitation is accumulated.Snowfall
June through October are months without snowfall in Billings.Daylight
In Billings, the average length of the day in September is 12h and 25min.On the first day of September in Billings, sunrise is at 6:45 am and sunset at 7:42 pm. On the last day of the month, sunrise is at 7:09 am and sunset at 6:58 pm CDT.
Sunshine
The average sunshine in September is 9.4h.UV index
The average daily maximum UV index in September is 5. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for ordinary individuals.Note: A daily high UV index of 5 in September leads to these guidelines:
Stay alert. Light-skinned people could suffer burns in less than 30 minutes. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun.
Frequently asked questions
What are September temperatures in Billings?
What is the average humidity in September in Billings?
How much does it rain in Billings in September?
When it does not snow in Billings?
What is the average length of the day in September in Billings?
What time are sunrise and sunset in September in Billings?
How long on average sun shines in September in Billings?
How high is the UV index in September in Billings?
Average temperature in September
Billings, MO
- Average high temperature in September: 79.9°F
The warmest month (with the highest average high temperature) is July (88.7°F).
The month with the lowest average high temperature is January (42.3°F).
- Average low temperature in September: 59.9°F
The month with the highest average low temperature is July (68.5°F).
The coldest month (with the lowest average low temperature) is January (26.4°F).
Average pressure in September
Billings, MO
- Average pressure in September: 30.03"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in September
Billings, MO
- Average wind speed in September: 6.7mph
The windiest month (with the highest average wind speed) is March (9.8mph).
The calmest month (with the lowest average wind speed) is July (6.2mph).
Average humidity in September
Billings, MO
- Average humidity in September: 74%
The month with the highest relative humidity is May (78%).
The months with the lowest relative humidity are July, August and October (73%).
Average rainfall in September
Billings, MO
- Average rainfall in September: 2.2"
The wettest month (with the highest rainfall) is May (5.16").
The driest month (with the least rainfall) is February (1.69").
Average rainfall days in September
Billings, MO
- Average rainfall days in September: 11.6 days
The month with the highest number of rainy days is May (17 days).
The month with the least rainy days is January (7.2 days).
Average snowfall in September
Billings, MO
- Average snowfall in September: 0"
The month with the highest snowfall is January (2.09").
The months with the least snowfall are June, July, August, September and October (0").
Average snowfall days in September
Billings, MO
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (5.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Billings, 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 2min
The month with the most sunshine is June (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 5h and 12min).
Average sunshine days in September
Billings, MO
- Average sunshine days in September: 16.4 days
The month with the most sunshine days is December (20.6 days).
The month with the least sunshine days is July (12.1 days).
Average UV index in September
Billings, 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
Billings, MO
- Average cloud cover in September: 30
The month with the most cloud cover is March (Cloud cover 48).
The months with the least cloud cover are July and August (Cloud cover 27).
Average visibility in September
Billings, 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).
Billings, Missouri, USA
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