September weather forecast and climate
Ruella, KS

September, the first month of the autumn, in Ruella, is also a moderately hot month, with average temperature fluctuating between 83.7°F (28.7°C) and 64.9°F (18.3°C).

Temperature

In Ruella, the average high-temperature in September marginally drops, from a tropical 91.9°F (33.3°C) in August, to a moderately hot 83.7°F (28.7°C). In September, the average low-temperature is 64.9°F (18.3°C).

Heat index

In September, the average heat index is calculated to a hot 87.4°F (30.8°C). Exhaustion is likely with prolonged exposure and activity. Sustaining activity may result in heat cramps.
Take into consideration that the heat index values are calculated for shade and light wind conditions. With the exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel', 'felt air temperature', 'feels like', or 'apparent temperature', is a measure that combines both air temperature and relative humidity into a single value that indicates how hot the weather feels. Additional factors like activity, wind, clothing, and metabolic differences affect individual temperature impact. Be aware that direct exposure to sunlight increases heat impact, and may raise the heat index additionally, by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Young children are generally more endangered than adults, as they usually less sweat. And also, due to larger skin surface relative to their small bodies and higher heat production as a result of their activity.

Humidity

In September, the average relative humidity in Ruella is 62%.

Rainfall

In Ruella, Kansas, during September, the rain falls for 9.5 days and regularly aggregates up to 1.02" (26mm) of precipitation. Throughout the year, in Ruella, there are 90.6 rainfall days, and 11.54" (293mm) of precipitation is accumulated.

Snowfall

In Ruella snow does not fall in April through October.

Daylight

In September, the average length of the day is 12.4h.

Sunshine

In Ruella, the average sunshine is 8.9h.

UV index

The average daily maximum UV index in Ruella is 6. A UV Index reading of 6 to 7 represents a high health vulnerability from unprotected exposure to the Sun's UV rays for the average person.
Note: The daily maximum UV index of 6 interpret into the following advice:
Take precautions against overexposure. Protection against sun damage is needed. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.

What is the temperature in September in Ruella?

In Ruella, in September, the average high-temperature is 83.7°F (28.7°C), and the average low-temperature is 64.9°F (18.3°C). In September, the average heat index (a.k.a. 'felt air temperature', 'real feel'), that represents influence of the relative humidity to air temperaure, is estimated at 87.4°F (30.8°C).

What is the average humidity in September in Ruella?

In Ruella, Kansas, the average relative humidity in September is 62%.

How many days does it rain in September in Ruella?

In Ruella, Kansas, in September, during 9.5 rainfall days, 1.02" (26mm) of precipitation is typically accumulated.

When it does not snow in Ruella?

April through October are months without snowfall in Ruella, Kansas.

How many hours of daylight does Ruella have in September?

In Ruella, the average length of the day in September is 12.4h.

How long on average sun shines in September in Ruella?

The average sunshine in September in Ruella, Kansas, is 8.9h.

What is the UV index reading in September in Ruella?

In September, the average daily maximum UV index in Ruella is 6. A UV Index estimate of 6 to 7 represents a high health threat from the exposure to the Sun's UV radiation.
Average temperature in September - Ruella, KS
  • Average high temperature in September: 83.7°F

The warmest month (with the highest average high temperature) is July (94.3°F).
The month with the lowest average high temperature is January (45.1°F).

  • Average low temperature in September: 64.9°F

The month with the highest average low temperature is July (74.3°F).
The coldest month (with the lowest average low temperature) is January (27.7°F).

Average pressure in September - Ruella, KS
  • Average pressure in September: 29.98"

The month with the highest atmospheric pressure is January (30.16").
The month with the lowest atmospheric pressure is June (29.85").

Average wind speed in September - Ruella, KS
  • Average wind speed in September: 9.4mph

The windiest month (with the highest average wind speed) is April (11.8mph).
The calmest month (with the lowest average wind speed) is August (8.7mph).

Average humidity in September - Ruella, KS
  • Average humidity in September: 62%

The month with the highest relative humidity is May (70%).
The month with the lowest relative humidity is July (56%).

Average rainfall in September - Ruella, KS
  • Average rainfall in September: 1.02"

The wettest month (with the highest rainfall) is May (2.28").
The driest month (with the least rainfall) is November (0.2").

Average rainfall days in September - Ruella, KS
  • Average rainfall days in September: 9.5 days

The month with the highest number of rainy days is May (12 days).
The month with the least rainy days is December (3 days).

Average snowfall in September - Ruella, KS
  • Average snowfall in September: 0"

The month with the highest snowfall is February (0.79").
Months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in September - Ruella, KS
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (3.2 days).
Months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in September / Average sunshine in September - Ruella, KS
  • Average daylight in September: 12.4h

The month with the longest days is June (Average daylight: 14.7h).
The month with the shortest days is December (Average daylight: 9.7h).

  • Average sunshine in September: 8.9h

Months with the most sunshine are June and July (Average sunshine: 11.2h).
Months with the least sunshine are January and December (Average sunshine: 6.3).

Average sunshine days in September - Ruella, KS
  • Average sunshine days in September: 18.2 days

The month with the most sunshine days is December (26.1 days).
The month with the least sunshine days is August (16.7 days).

Average UV index in September - Ruella, KS
  • Average UV index in September: 6

Months with the highest UV index are June, July and August (UV index 7).
Months with the lowest UV index are January, November and December (UV index 2).

Average cloud cover in September - Ruella, KS
  • Average cloud cover in September: 24

Months with the most cloud cover are March and April (Cloud cover 35).
Months with the least cloud cover are June and August (Cloud cover 19).

Average visibility in September - Ruella, KS
  • Average visibility in September: 6mi

Months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).