September weather forecast and climate
Speed, KS

The first month of the autumn, September, is also a moderately hot month in Speed, Kansas, with temperature in the range of an average low of 59.9°F (15.5°C) and an average high of 81°F (27.2°C).

Temperature

In September, the average high-temperature slightly decreases, from a hot 89.1°F (31.7°C) in August, to a warm 81°F (27.2°C). In Speed, the average low-temperature is 59.9°F (15.5°C).

Heat index

The average heat index is calculated to 82.9°F (28.3°C). Constant exposure and activity lead to possible fatigue. Prolonged exercise may result in heat cramps.
Take into consideration that the heat index values are calculated for shade and light wind conditions. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature', 'real feel', 'apparent temperature', or 'feels like', is an index that combines air temperature and relative humidity to determine the human-perceived temperature equivalent. Additional factors like activity, wind, metabolic differences, and pregnancy 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 especially crucial for babies and toddlers. 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

The average relative humidity in September is 59%.

Rainfall

In Speed, in September, during 11.1 rainfall days, 1.34" (34mm) of precipitation is typically accumulated. In Speed, during the entire year, the rain falls for 115.9 days and collects up to 19.25" (489mm) of precipitation.

Snowfall

June through September are months without snowfall.

Daylight

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

Sunshine

In Speed, the average sunshine in September is 8.9h.

UV index

The average daily maximum UV index in Speed is 5. A UV Index of 3 to 5 symbolizes a moderate health risk from the exposure to the Sun's UV radiation for the average person.
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 Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.

What is the temperature in September in Speed?

In September, the average high-temperature is 81°F (27.2°C), and the average low-temperature is 59.9°F (15.5°C). In September, the average heat index (a.k.a. 'real feel', 'feels like'), that represents influence of the relative humidity to air temperaure, is evaluated at 82.9°F (28.3°C).

What is the average humidity in September in Speed?

In September, the average relative humidity in Speed, Kansas, is 59%.

How much does it rain in Speed in September?

In September, in Speed, Kansas, the rain falls for 11.1 days. Throughout September, 1.34" (34mm) of precipitation is accumulated.

Does it snow in Speed in September?

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

When it does not snow in Speed?

In Speed, Kansas, snow does not fall in June through September.

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

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

How many hours of sunshine does Speed have in September?

In Speed, the average sunshine in September is 8.9h.

What is the UV index reading in September in Speed?

In Speed, the average daily maximum UV index in September is 5. A UV Index value of 3 to 5 symbolizes a moderate health threat from the exposure to the Sun's UV radiation.
Average temperature in September - Speed, KS
  • Average high temperature in September: 81°F

The warmest month (with the highest average high temperature) is July (92.1°F).
The month with the lowest average high temperature is January (39.2°F).

  • Average low temperature in September: 59.9°F

The month with the highest average low temperature is July (70°F).
The coldest month (with the lowest average low temperature) is January (23.4°F).

Average pressure in September - Speed, KS
  • Average pressure in September: 29.97"

The month with the highest atmospheric pressure is January (30.17").
The month with the lowest atmospheric pressure is June (29.84").

Average wind speed in September - Speed, KS
  • Average wind speed in September: 10.2mph

The windiest month (with the highest average wind speed) is April (11.9mph).
The calmest month (with the lowest average wind speed) is August (9.1mph).

Average humidity in September - Speed, KS
  • Average humidity in September: 59%

The month with the highest relative humidity is January (70%).
The month with the lowest relative humidity is July (56%).

Average rainfall in September - Speed, KS
  • Average rainfall in September: 1.34"

The wettest month (with the highest rainfall) is May (3.35").
The driest month (with the least rainfall) is January (0.59").

Average rainfall days in September - Speed, KS
  • Average rainfall days in September: 11.1 days

The month with the highest number of rainy days is May (15.6 days).
The month with the least rainy days is February (3.7 days).

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

The month with the highest snowfall is February (2.64").
Months with the least snowfall are June, July, August and September (0").

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

The month with the highest number of snowfall days is February (6.3 days).
Months with the least snowfall days are June, July, August and September (0 days).

Average daylight in September / Average sunshine in September - Speed, 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: 9.4h).

  • 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: 6.1).

Average sunshine days in September - Speed, KS
  • Average sunshine days in September: 15.9 days

The month with the most sunshine days is December (23 days).
The month with the least sunshine days is May (12.2 days).

Average UV index in September - Speed, 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, February, November and December (UV index 2).

Average cloud cover in September - Speed, KS
  • Average cloud cover in September: 23

The month with the most cloud cover is February (Cloud cover 36).
Months with the least cloud cover are June and July (Cloud cover 21).

Average visibility in September - Speed, 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).