September weather forecast and climate
Preston, KS

September, the first month of the autumn, in Preston, is also a moderately hot month, with average temperature ranging between max 81.9°F (27.7°C) and min 62.4°F (16.9°C).

Temperature

In Preston, the average high-temperature in September slightly decreases, from a tropical 90°F (32.2°C) in August, to a moderately hot 81.9°F (27.7°C). In Preston, Kansas, in September, the average low-temperature is 62.4°F (16.9°C).

Heat index

The average heat index is appraised at 84.6°F (29.2°C). Constant exposure and activity lead to possible fatigue. Prolonged exercise may result in heat cramps.
Note that heat index values are valued for light wind and location in the shade. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like', 'apparent temperature', 'felt air temperature', or 'real feel', is a measure of how hot it feels when the actual air humidity is factored in. Additional factors like activity, wind, pregnancy, 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 particularly important for children. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it is vital to remain hydrated, particularly during prolonged physical activities.

Humidity

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

Rainfall

In September, in Preston, Kansas, the rain falls for 11.7 days. Throughout September, 1.73" (44mm) of precipitation is accumulated. In Preston, during the entire year, the rain falls for 107.1 days and collects up to 20.08" (510mm) of precipitation.

Snowfall

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

Daylight

The average length of the day is 12.4h.

Sunshine

The average sunshine in September is 8.9h.

UV index

In Preston, the average daily maximum UV index is 5. A UV Index of 3 to 5 symbolizes a medium health hazard from unprotected exposure to the Sun's UV rays for average 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 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 Preston?

In September, in Preston, the average high-temperature is 81.9°F (27.7°C), and the average low-temperature is 62.4°F (16.9°C). The average heat index (a.k.a. 'felt air temperature', 'real feel'), that calculates temperature value influenced by the moisture in the air, in September is estimated at 84.6°F (29.2°C).

What is the average humidity in September in Preston?

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

How much does it rain in Preston in September?

In Preston, during September, the rain falls for 11.7 days and regularly aggregates up to 1.73" (44mm) of precipitation.

Does it snow in Preston in September?

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

When it does not snow in Preston?

May through September are months without snowfall in Preston.

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

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

How long on average sun shines in September in Preston?

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

What is the UV index intensity in September in Preston?

The average daily maximum UV index in September in Preston 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 - Preston, KS
  • Average high temperature in September: 81.9°F

The warmest month (with the highest average high temperature) is July (92.7°F).
The month with the lowest average high temperature is January (44.2°F).

  • Average low temperature in September: 62.4°F

The month with the highest average low temperature is July (72°F).
The coldest month (with the lowest average low temperature) is January (26.4°F).

Average pressure in September - Preston, 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 - Preston, KS
  • Average wind speed in September: 10.7mph

The windiest month (with the highest average wind speed) is April (13.1mph).
The calmest month (with the lowest average wind speed) is August (9.6mph).

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

The month with the highest relative humidity is May (66%).
The month with the lowest relative humidity is July (57%).

Average rainfall in September - Preston, KS
  • Average rainfall in September: 1.73"

The wettest month (with the highest rainfall) is May (3.7").
The driest months (with the least rainfall) are January and February (0.67").

Average rainfall days in September - Preston, KS
  • Average rainfall days in September: 11.7 days

The month with the highest number of rainy days is August (13.8 days).
The month with the least rainy days is January (3.3 days).

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

The month with the highest snowfall is February (1.89").
Months with the least snowfall are May, June, July, August and September (0").

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

The month with the highest number of snowfall days is February (3.5 days).
Months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in September / Average sunshine in September - Preston, 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 June (Average sunshine: 11.3h).
Months with the least sunshine are January and December (Average sunshine: 6.3).

Average sunshine days in September - Preston, KS
  • Average sunshine days in September: 15.2 days

The month with the most sunshine days is January (25.2 days).
The month with the least sunshine days is July (13.4 days).

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

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

Months with the most cloud cover are March and April (Cloud cover 34).
Months with the least cloud cover are June and August (Cloud cover 20).

Average visibility in September - Preston, 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).