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 move into September indicates a slight reduction in the average high-temperature, down from August's tropical 86.5°F (30.3°C) to a moderately hot 79.7°F (26.5°C). Russellville in September anticipates an average nighttime temperature of 59.4°F (15.2°C).Humidity
In September, the average relative humidity in Russellville, Missouri, is 74%.Rainfall
In Russellville, during September, the rain falls for 11.4 days and regularly aggregates up to 2.28" (58mm) of precipitation. Throughout the year, there are 142 rainfall days, and 32.13" (816mm) of precipitation is accumulated.Snowfall
In Russellville, Missouri, snow does not fall in June through September.Daylight
The average length of the day in September in Russellville is 12h and 25min.On the first day of September in Russellville, sunrise is at 6:39 am and sunset at 7:39 pm. On the last day of the month, sunrise is at 7:05 am and sunset at 6:53 pm CDT.
Sunshine
In September, the average sunshine in Russellville is 9.3h.UV index
In Russellville, the average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for the ordinary person.Note: The maximum UV index, 5 during September, leads to the following recommendations:
Ensure safety - Recommendations to avert sunburn are presented. Avoid the Sun's strongest UV rays by seeking shade and limiting exposure during midday. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage.
Frequently asked questions
What are the temperatures in Russellville in September?
What is the average humidity in September in Russellville?
How many days does it rain in September in Russellville?
When it does not snow in Russellville?
Does it snow in Russellville in September?
What is the average length of the day in September in Russellville?
When is the sunrise / sunset in September in Russellville?
How long on average sun shines in September in Russellville?
How high is the UV index in September in Russellville?
Average temperature in September
Russellville, MO
- Average high temperature in September: 79.7°F
The warmest month (with the highest average high temperature) is July (88.5°F).
The month with the lowest average high temperature is January (38.7°F).
- Average low temperature in September: 59.4°F
The month with the highest average low temperature is July (68.2°F).
The coldest month (with the lowest average low temperature) is January (24.3°F).
Average pressure in September
Russellville, 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 (29.92"Hg).
Average wind speed in September
Russellville, MO
- Average wind speed in September: 6.5mph
The windiest months (with the highest average wind speed) are January and March (9.2mph).
The calmest month (with the lowest average wind speed) is July (6.1mph).
Average humidity in September
Russellville, MO
- Average humidity in September: 74%
The month with the highest relative humidity is May (78%).
The month with the lowest relative humidity is October (72%).
Average rainfall in September
Russellville, MO
- Average rainfall in September: 2.28"
The wettest month (with the highest rainfall) is May (4.41").
The driest month (with the least rainfall) is January (1.46").
Average rainfall days in September
Russellville, MO
- Average rainfall days in September: 11.4 days
The month with the highest number of rainy days is May (17.5 days).
The month with the least rainy days is December (6.6 days).
Average snowfall in September
Russellville, MO
- Average snowfall in September: 0"
The month with the highest snowfall is February (3.86").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Russellville, MO
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (7.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Russellville, MO
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in September: 9h and 2min
The month with the most sunshine is June (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).
Average sunshine days in September
Russellville, MO
- Average sunshine days in September: 16.1 days
The month with the most sunshine days is December (19.7 days).
The month with the least sunshine days is May (11.2 days).
Average UV index in September
Russellville, 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
Russellville, MO
- Average cloud cover in September: 31
The month with the most cloud cover is February (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 29).
Average visibility in September
Russellville, 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).
Russellville, Missouri, USA
Weather forecast for your location
2. Allow the app to use your location
