September weather forecast
Ulysses, KS

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Weather in September

September, the first month of the autumn in Ulysses, is still a warm month, with temperature in the range of an average high of 84.2°F (29°C) and an average low of 61.7°F (16.5°C).

Temperature

The beginning of September subtly marks a decrease in the average high-temperature, transitioning from a tropical 91°F (32.8°C) in August to a warm 84.2°F (29°C). Ulysses measures a considerable dip from daytime highs with an average low-temperature of 61.7°F (16.5°C) during September.

Heat index

For September, the heat index is computed to be a hot 86°F (30°C). Persisting in activity during exposure could lead to weariness and subsequently to heat cramps.
Understand that the heat index values take into account shaded locations and mild winds. A rise of up to 15 Fahrenheit (8 Celsius) degrees in the heat index could result from direct sunlight.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', is an aggregate value of air's warmth and moisture to show the human-felt temperature. Factors encompassing physical activity, clothing, and metabolic differences have a role in shaping the individual's impression of temperature. Sunshine, when direct, has the potential to intensify weather effects, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are essentially critical for children. Youngsters typically face more danger than adults since they sweat less. Their larger skin surface compared to their small bodies and heightened heat production from their activities augment their vulnerability.

Humidity

The average relative humidity in September is 51%.

Rainfall

In Ulysses, during September, the rain falls for 9.8 days and regularly aggregates up to 0.94" (24mm) of precipitation. Throughout the year, there are 98.1 rainfall days, and 13.78" (350mm) of precipitation is accumulated.

Snowfall

May through September are months without snowfall.

Daylight

The average length of the day in September in Ulysses is 12h and 25min.
On the first day of the month, sunrise is at 7:16 am and sunset at 8:14 pm. On the last day of September, in Ulysses, sunrise is at 7:40 am and sunset at 7:29 pm CDT.

Sunshine

The average sunshine in September in Ulysses, Kansas, is 9.3h.

UV index

The average daily maximum UV index in September in Ulysses is 5. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for ordinary individuals.
Note: In September, the maximum UV index of 5 transforms into these recommendations:
Ensure safety - Imperative it is to shield skin and eyes from damage. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears.
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Frequently asked questions

How hot is it in Ulysses in September?

The average high-temperature, in September, in Ulysses, is 84.2°F (29°C), while the average low-temperature is 61.7°F (16.5°C). In September, the average heat index (a.k.a. 'apparent temperature', 'real feel'), which calculates the temperature value influenced by the moisture in the air, is computed to be 86°F (30°C).

What is the average humidity in September in Ulysses?

In September, the average relative humidity is 51%.

How many days does it rain in September in Ulysses?

In Ulysses, Kansas, in September, during 9.8 rainfall days, 0.94" (24mm) of precipitation is typically accumulated.

When it does not snow in Ulysses?

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

Does it snow in Ulysses in September?

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

How many hours of daylight does Ulysses have in September?

In September, the average day length in Ulysses, Kansas, is 12h and 25min.

When are sunrise and sunset in September in Ulysses?

In September, on the first day of the month, sunrise is at 7:16 am and sunset at 8:14 pm. On the last day of the month, in Ulysses, sunrise is at 7:40 am and sunset at 7:29 pm CDT.

How long on average sun shines in September in Ulysses?

The average sunshine duration in September in Ulysses, Kansas, is 9.3h.

How high is the UV index in September in Ulysses?

The average daily maximum UV index in September in Ulysses, Kansas, is 5. A UV Index of 3 to 5 symbolizes a moderate vulnerability from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Ulysses, KS

Average temperature in September - Ulysses, KS
  • Average high temperature in September: 84.2°F

The warmest month (with the highest average high temperature) is July (93.9°F).
The month with the lowest average high temperature is December (45.5°F).

  • Average low temperature in September: 61.7°F

The month with the highest average low temperature is July (70.7°F).
The coldest month (with the lowest average low temperature) is December (27.1°F).

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Average pressure in September
Ulysses, KS

Average pressure in September - Ulysses, KS
  • Average pressure in September: 29.93"Hg

The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.8"Hg).

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Average wind speed in September
Ulysses, KS

Average wind speed in September - Ulysses, KS
  • Average wind speed in September: 11.4mph

The windiest month (with the highest average wind speed) is April (12.7mph).
The calmest months (with the lowest average wind speed) are January and August (10.1mph).

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Average humidity in September
Ulysses, KS

Average humidity in September - Ulysses, KS
  • Average humidity in September: 51%

The months with the highest relative humidity are January and December (59%).
The month with the lowest relative humidity is June (45%).

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Average rainfall in September
Ulysses, KS

Average rainfall in September - Ulysses, KS
  • Average rainfall in September: 0.94"

The wettest month (with the highest rainfall) is June (2.17").
The driest month (with the least rainfall) is November (0.35").

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Average rainfall days in September
Ulysses, KS

Average rainfall days in September - Ulysses, KS
  • Average rainfall days in September: 9.8 days

The month with the highest number of rainy days is July (14.1 days).
The month with the least rainy days is November (2.5 days).

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Average snowfall in September
Ulysses, KS

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

The month with the highest snowfall is January (1.61").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in September
Ulysses, KS

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

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

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Average daylight in September /
Average sunshine in September
Ulysses, KS

Average daylight in September / Average sunshine in September - Ulysses, KS
  • Average daylight in September: 12h and 2min

The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).

  • Average sunshine in September: 9h and 2min

The month with the most sunshine is June (Average sunshine: 11h and 48min).
The month with the least sunshine is December (Average sunshine: 6h and 42min).

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Average sunshine days in September
Ulysses, KS

Average sunshine days in September - Ulysses, KS
  • Average sunshine days in September: 16.9 days

The month with the most sunshine days is December (25.1 days).
The month with the least sunshine days is July (12.1 days).

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Average UV index in September
Ulysses, KS

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

The months with the highest UV index are June, July and August (UV index 7).
The months with the lowest UV index are January, November and December (UV index 2).

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Average cloud cover in September
Ulysses, KS

Average cloud cover in September - Ulysses, KS
  • Average cloud cover in September: 19

The month with the most cloud cover is February (Cloud cover 28).
The month with the least cloud cover is June (Cloud cover 15).

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Average visibility in September
Ulysses, KS

Average visibility in September - Ulysses, KS
  • Average visibility in September: 6mi

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

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Ulysses, Kansas, USA

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