September weather forecast and climate
Shawnee, KS

September, the first month of the autumn, in Shawnee, is also a moderately hot month, with temperature in the range of an average high of 78.4°F (25.8°C) and an average low of 59.9°F (15.5°C).

Temperature

In Shawnee, the average high-temperature in September slightly decreases, from 84.7°F (29.3°C) in August, to a still moderately hot 78.4°F (25.8°C). In Shawnee, in September, the average low-temperature is 59.9°F (15.5°C).

Humidity

In Shawnee, the average relative humidity is 74%.

Rainfall

In Shawnee, during 11.9 rainfall days, 2.32" (59mm) of precipitation is typically accumulated. In Shawnee, during the entire year, the rain falls for 131.2 days and collects up to 26.97" (685mm) of precipitation.

Snowfall

In Shawnee snow does not fall in June through September.

Daylight

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

Sunshine

The average sunshine in September is 9.2h.

UV index

In September, the average daily maximum UV index in Shawnee is 5. A UV Index reading of 3 to 5 represents a moderate threat to health from unprotected exposure to the Sun's UV rays for the average person.
Note: In September, the average maximum UV index of 5 translate into the following recommendations:
Take precautions. Light skin individuals may get burned in less than 30 minutes. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun.

What is the temperature in September in Shawnee?

In September, in Shawnee, the average high-temperature is 78.4°F (25.8°C), and the average low-temperature is 59.9°F (15.5°C).

What is the average humidity in September in Shawnee?

The average relative humidity in September in Shawnee, Kansas, is 74%.

How much does it rain in Shawnee in September?

In Shawnee, Kansas, during September, the rain falls for 11.9 days and regularly aggregates up to 2.32" (59mm) of precipitation.

Does it snow in Shawnee in September?

In Shawnee, in September, it doesn't snow. In October, it regularly snows.

When it does not snow in Shawnee?

June through September are months without snowfall.

What is the average length of the day in September in Shawnee?

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

How long on average sun shines in September in Shawnee?

In September, the average sunshine in Shawnee is 9.2h.

What is the UV index intensity in September in Shawnee?

The average daily maximum UV index in September in Shawnee is 5. A UV Index of 3 to 5 symbolizes a moderate vulnerability from unprotected exposure to the UV radiation.
Average temperature in September - Shawnee, KS
  • Average high temperature in September: 78.4°F

The warmest month (with the highest average high temperature) is July (87.3°F).
The month with the lowest average high temperature is January (37.4°F).

  • Average low temperature in September: 59.9°F

The month with the highest average low temperature is July (69.1°F).
The coldest month (with the lowest average low temperature) is January (22.8°F).

Average pressure in September - Shawnee, KS
  • Average pressure in September: 30.01"

The month with the highest atmospheric pressure is January (30.17").
The month with the lowest atmospheric pressure is June (29.89").

Average wind speed in September - Shawnee, KS
  • Average wind speed in September: 7.2mph

The windiest months (with the highest average wind speed) are March and April (9.9mph).
The calmest months (with the lowest average wind speed) are July and August (6.5mph).

Average humidity in September - Shawnee, KS
  • Average humidity in September: 74%

The month with the highest relative humidity is May (78%).
The month with the lowest relative humidity is October (69%).

Average rainfall in September - Shawnee, KS
  • Average rainfall in September: 2.32"

The wettest month (with the highest rainfall) is May (4.02").
The driest month (with the least rainfall) is January (0.91").

Average rainfall days in September - Shawnee, KS
  • Average rainfall days in September: 11.9 days

The month with the highest number of rainy days is May (16.6 days).
The month with the least rainy days is January (4.8 days).

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

The month with the highest snowfall is February (2.91").
Months with the least snowfall are June, July, August and September (0").

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

The month with the highest number of snowfall days is February (5.5 days).
Months with the least snowfall days are June, July, August and September (0 days).

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

The month with the longest days is June (Average daylight: 14.9h).
The month with the shortest days is December (Average daylight: 9.5h).

  • Average sunshine in September: 9.2h

The month with the most sunshine is July (Average sunshine: 10.5h).
The month with the least sunshine is January (Average sunshine: 5.1h).

Average sunshine days in September - Shawnee, KS
  • Average sunshine days in September: 17.1 days

The month with the most sunshine days is December (22.3 days).
Months with the least sunshine days are May and June (12.8 days).

Average UV index in September - Shawnee, KS
  • Average UV index in September: 5

Months with the highest UV index are May, June, July and August (UV index 6).
Months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in September - Shawnee, KS
  • Average cloud cover in September: 29

The month with the most cloud cover is March (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 25).

Average visibility in September - Shawnee, 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).