September weather forecast and climate
Osawatomie, KS

September, the first month of the autumn, in Osawatomie, is also a moderately hot month, with average temperature fluctuating between 78.3°F (25.7°C) and 59.9°F (15.5°C).

Temperature

In Osawatomie, the average high-temperature marginally drops, from a warm 84.9°F (29.4°C) in August, to a still moderately hot 78.3°F (25.7°C). In September, in Osawatomie, the average low-temperature is 59.9°F (15.5°C).

Humidity

In Osawatomie, the average relative humidity in September is 76%.

Rainfall

In Osawatomie, in September, during 12.5 rainfall days, 2.36" (60mm) of precipitation is typically accumulated. Throughout the year, in Osawatomie, there are 129.2 rainfall days, and 26.89" (683mm) of precipitation is accumulated.

Snowfall

In Osawatomie 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 Osawatomie is 9.2h.

UV index

In September, the average daily maximum UV index is 5. A UV Index value of 3 to 5 symbolizes a moderate threat to health from the exposure to the Sun's UV rays for ordinary individuals.
Note: The daily maximum UV index of 5 interpret into the following advice:
Take precautions. Light skin individuals may get burned in less than 30 minutes. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. 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 Osawatomie?

In September, in Osawatomie, the average high-temperature is 78.3°F (25.7°C), and the average low-temperature is 59.9°F (15.5°C).

What is the average humidity in September in Osawatomie?

The average relative humidity in September is 76%.

How many days does it rain in September in Osawatomie?

In Osawatomie, in September, it is raining for 12.5 days, with typically 2.36" (60mm) of accumulated precipitation.

Does it snow in Osawatomie in September?

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

When it does not snow in Osawatomie?

June through September are months without snowfall in Osawatomie.

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

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

How long on average sun shines in September in Osawatomie?

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

How high is the UV index in September in Osawatomie?

In Osawatomie, Kansas, the average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a moderate health threat from unprotected exposure to the UV radiation.
Average temperature in September - Osawatomie, KS
  • Average high temperature in September: 78.3°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 (38.5°F).

  • Average low temperature in September: 59.9°F

The month with the highest average low temperature is July (68.9°F).
The coldest month (with the lowest average low temperature) is January (24.1°F).

Average pressure in September - Osawatomie, 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 - Osawatomie, KS
  • Average wind speed in September: 7.4mph

The windiest month (with the highest average wind speed) is March (10.4mph).
The calmest months (with the lowest average wind speed) are July and August (6.8mph).

Average humidity in September - Osawatomie, KS
  • Average humidity in September: 76%

The month with the highest relative humidity is May (80%).
The month with the lowest relative humidity is October (70%).

Average rainfall in September - Osawatomie, KS
  • Average rainfall in September: 2.36"

The wettest month (with the highest rainfall) is May (4.72").
The driest month (with the least rainfall) is January (0.83").

Average rainfall days in September - Osawatomie, KS
  • Average rainfall days in September: 12.5 days

The month with the highest number of rainy days is May (16.3 days).
The month with the least rainy days is January (4.2 days).

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

The month with the highest snowfall is February (3.07").
Months with the least snowfall are June, July, August and September (0").

Average snowfall days in September - Osawatomie, 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 June, July, August and September (0 days).

Average daylight in September / Average sunshine in September - Osawatomie, 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: 9.2h

Months with the most sunshine are June and July (Average sunshine: 10.4h).
The month with the least sunshine is January (Average sunshine: 5.3h).

Average sunshine days in September - Osawatomie, KS
  • Average sunshine days in September: 15.8 days

The month with the most sunshine days is January (23.1 days).
The month with the least sunshine days is May (12.3 days).

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

The month with the highest UV index is June (UV index 7).
Months with the lowest UV index are January, February, November and December (UV index 2).

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

The month with the most cloud cover is March (Cloud cover 46).
Months with the least cloud cover are June and July (Cloud cover 26).

Average visibility in September - Osawatomie, 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).