September weather forecast and climate
Ness City, KS

September, the first month of the autumn, in Ness City, is also a moderately hot month, with temperature in the range of an average high of 82.8°F (28.2°C) and an average low of 61.7°F (16.5°C).

Temperature

In Ness City, the average high-temperature in September slightly decreases, from a hot 90.7°F (32.6°C) in August, to a warm 82.8°F (28.2°C). In Ness City, the average low-temperature is 61.7°F (16.5°C).

Heat index

In September, the average heat index is estimated at 84.7°F (29.3°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 'felt air temperature', 'apparent temperature', 'real feel', or 'feels like', combines air temperature and relative humidity to represent a human perceived temperature equivalent. This effect is subjective, depending on the activity and individual's heat perception influenced by various reasons (metabolic differences, differences in body mass, height, and shape, pregnancy). 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

The average relative humidity in September is 56%.

Rainfall

In Ness City, in September, it is raining for 10.4 days, with typically 1.22" (31mm) of accumulated precipitation. Throughout the year, there are 104.4 rainfall days, and 16.5" (419mm) of precipitation is accumulated.

Snowfall

In Ness City snow does not fall in May through September.

Daylight

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

Sunshine

In September, the average sunshine in Ness City is 9.1h.

UV index

In September, the average daily maximum UV index is 5. A UV Index of 3 to 5 symbolizes a moderate health risk from the exposure to the Sun's UV rays for ordinary individuals.
Note: The average daily UV index of 5 transform into the following instructions:
Take precautions - Protection against the skin and eye damage is obliged. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. 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 Ness City?

In September, in Ness City, Kansas, the average high-temperature is 82.8°F (28.2°C), and the average low-temperature is 61.7°F (16.5°C). In September, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), that calculates temperature value influenced by the moisture in the air, is evaluated at 84.7°F (29.3°C).

What is the average humidity in September in Ness City?

In Ness City, the average relative humidity in September is 56%.

How many days does it rain in September in Ness City?

In September, in Ness City, the rain falls for 10.4 days. Throughout September, 1.22" (31mm) of precipitation is accumulated.

Does it snow in Ness City in September?

In Ness City, Kansas, in September, it doesn't snow. In October, it regularly snows.

When it does not snow in Ness City?

In Ness City, Kansas, snow does not fall in May through September.

How many hours of daylight does Ness City have in September?

The average length of the day in September in Ness City, Kansas, is 12.4h.

How long on average sun shines in September in Ness City?

In Ness City, the average sunshine in September is 9.1h.

What is the UV index intensity in September in Ness City?

The average daily maximum UV index in September in Ness City, Kansas, is 5. A UV Index of 3 to 5 symbolizes a moderate health threat from unsafe exposure to the Sun's UV rays.
Average temperature in September - Ness City, KS
  • Average high temperature in September: 82.8°F

The warmest month (with the highest average high temperature) is July (93.9°F).
The month with the lowest average high temperature is December (43.3°F).

  • Average low temperature in September: 61.7°F

The month with the highest average low temperature is July (71.2°F).
The coldest month (with the lowest average low temperature) is January (26.1°F).

Average pressure in September - Ness City, KS
  • Average pressure in September: 29.96"

The month with the highest atmospheric pressure is January (30.16").
The month with the lowest atmospheric pressure is June (29.83").

Average wind speed in September - Ness City, KS
  • Average wind speed in September: 11.4mph

The windiest month (with the highest average wind speed) is April (13mph).
The calmest month (with the lowest average wind speed) is August (10.2mph).

Average humidity in September - Ness City, KS
  • Average humidity in September: 56%

Months with the highest relative humidity are January and December (63%).
The month with the lowest relative humidity is July (52%).

Average rainfall in September - Ness City, KS
  • Average rainfall in September: 1.22"

The wettest month (with the highest rainfall) is May (2.68").
The driest month (with the least rainfall) is November (0.43").

Average rainfall days in September - Ness City, KS
  • Average rainfall days in September: 10.4 days

The month with the highest number of rainy days is July (13.9 days).
The month with the least rainy days is January (3 days).

Average snowfall in September - Ness City, KS
  • Average snowfall in September: 0"

The month with the highest snowfall is February (2.4").
Months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in September - Ness City, KS
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (4.8 days).
Months with the least snowfall days are May, June, July, August and September (0 days).

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

The month with the longest days is June (Average daylight: 14.8h).
The month with the shortest days is December (Average daylight: 9.5h).

  • Average sunshine in September: 9.1h

The month with the most sunshine is June (Average sunshine: 11.6h).
The month with the least sunshine is December (Average sunshine: 6.4h).

Average sunshine days in September - Ness City, KS
  • Average sunshine days in September: 16.8 days

The month with the most sunshine days is November (24.1 days).
The month with the least sunshine days is July (12.6 days).

Average UV index in September - Ness City, KS
  • Average UV index in September: 5

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

Average cloud cover in September - Ness City, KS
  • Average cloud cover in September: 21

Months with the most cloud cover are February and April (Cloud cover 32).
The month with the least cloud cover is June (Cloud cover 18).

Average visibility in September - Ness City, 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).