September weather forecast and climate
Thayer, KS

The first month of the autumn, September, is still a warm month in Thayer, Kansas, with average temperature ranging between min 61.5°F (16.4°C) and max 80.2°F (26.8°C).

Temperature

In September, the average high-temperature slightly decreases, from a hot 87.1°F (30.6°C) in August, to a warm 80.2°F (26.8°C). The average low-temperature, in September, is 61.5°F (16.4°C).

Humidity

In Thayer, the average relative humidity in September is 74%.

Rainfall

In Thayer, during September, the rain falls for 10.8 days and regularly aggregates up to 1.65" (42mm) of precipitation. Throughout the year, there are 114.4 rainfall days, and 19.69" (500mm) of precipitation is accumulated.

Snowfall

In Thayer snow does not fall in April through October.

Daylight

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

Sunshine

In September, the average sunshine is 8.9h.

UV index

The average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a medium health hazard from unprotected exposure to the Sun's UV rays for ordinary individuals.
Note: In September, the average maximum UV index of 5 translate into the following recommendations:
Take precautions - Protection against the skin and eye damage is obliged. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. 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 Thayer?

The average high-temperature, in September, in Thayer, is 80.2°F (26.8°C), while the average low-temperature is 61.5°F (16.4°C).

What is the average humidity in September in Thayer?

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

How much does it rain in Thayer in September?

In Thayer, Kansas, during September, the rain falls for 10.8 days and regularly aggregates up to 1.65" (42mm) of precipitation.

When it does not snow in Thayer?

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

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

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

How many hours of sunshine does Thayer have in September?

In Thayer, Kansas, the average sunshine in September is 8.9h.

What is the UV index intensity in September in Thayer?

In September, the average daily maximum UV index in Thayer is 5. A UV Index estimate of 3 to 5 represents a medium hazard to health from the exposure to the Sun's UV radiation.
Average temperature in September - Thayer, KS
  • Average high temperature in September: 80.2°F

The warmest month (with the highest average high temperature) is July (89.2°F).
The month with the lowest average high temperature is January (42.6°F).

  • Average low temperature in September: 61.5°F

The month with the highest average low temperature is July (70.9°F).
The coldest month (with the lowest average low temperature) is January (27.1°F).

Average pressure in September - Thayer, KS
  • Average pressure in September: 30"

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 - Thayer, KS
  • Average wind speed in September: 8mph

The windiest month (with the highest average wind speed) is March (11.2mph).
The calmest month (with the lowest average wind speed) is August (7.3mph).

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

The month with the highest relative humidity is May (80%).
The month with the lowest relative humidity is October (69%).

Average rainfall in September - Thayer, KS
  • Average rainfall in September: 1.65"

The wettest month (with the highest rainfall) is May (3.9").
The driest month (with the least rainfall) is November (0.51").

Average rainfall days in September - Thayer, KS
  • Average rainfall days in September: 10.8 days

The month with the highest number of rainy days is May (14.1 days).
The month with the least rainy days is December (4.6 days).

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

The month with the highest snowfall is February (0.87").
Months with the least snowfall are April, May, June, July, August, September and October (0").

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

The month with the highest number of snowfall days is February (2.7 days).
Months with the least snowfall days are June, July, August, September and October (0 days).

Average daylight in September / Average sunshine in September - Thayer, 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: 9.6h).

  • Average sunshine in September: 8.9h

The month with the most sunshine is July (Average sunshine: 10.8h).
The month with the least sunshine is January (Average sunshine: 5.6h).

Average sunshine days in September - Thayer, KS
  • Average sunshine days in September: 17.2 days

Months with the most sunshine days are January and December (23.1 days).
The month with the least sunshine days is May (14.6 days).

Average UV index in September - Thayer, 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 and December (UV index 2).

Average cloud cover in September - Thayer, KS
  • Average cloud cover in September: 28

The month with the most cloud cover is March (Cloud cover 43).
Months with the least cloud cover are June, July and August (Cloud cover 24).

Average visibility in September - Thayer, 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).