September weather forecast
Topeka, KS

The tall tower of Topeka High School in Topeka, Kansas
The tall tower of Topeka High School in Topeka, Kansas

Weather in September

September, the first month of the autumn in Topeka, is still a warm month, with an average temperature ranging between max 79°F (26.1°C) and min 59.5°F (15.3°C).

Temperature

In Topeka, the average high-temperature in September slightly decreases from a moderately hot 85.8°F (29.9°C) in August to a still warm 79°F (26.1°C). In Topeka, the average low-temperature is 59.5°F (15.3°C).

Humidity

In September, the average relative humidity in Topeka, Kansas, is 73%.

Rainfall

In Topeka, Kansas, it is raining for 12 days, with typically 2.17" (55mm) of accumulated precipitation. In Topeka, during the entire year, the rain falls for 123.3 days and collects up to 23.82" (605mm) of precipitation.

Snowfall

In Topeka, snow does not fall in May through September.

Daylight

In September, the average length of the day is 12h and 26min.
On the first day of the month, sunrise is at 6:51 am and sunset at 7:53 pm. On the last day of September, sunrise is at 7:17 am and sunset at 7:07 pm CDT.

Sunshine

In Topeka, the average sunshine in September is 9h.

UV index

In September, the average daily maximum UV index in Topeka, Kansas, is 5. A UV Index reading of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for ordinary individuals.
Note: The average daily UV index of 5 in September transform into the following instructions:
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 the 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.
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FAQ

What is the temperature in September in Topeka?

In Topeka, Kansas, in September, the average high-temperature is 79°F (26.1°C), and the average low-temperature is 59.5°F (15.3°C). The average heat index (a.k.a. 'real feel', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, in August is calculated to be 96.8°F (36°C).

What is the average humidity in September in Topeka?

The average relative humidity in September in Topeka, Kansas, is 73%.

How much does it rain in Topeka in September?

In Topeka, in September, it is raining for 12 days, with typically 2.17" (55mm) of accumulated precipitation.

When it does not snow in Topeka?

May through September are months without snowfall in Topeka.

Does it snow in Topeka in September?

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

How many hours of daylight does Topeka have in September?

The average day length in September is 12h and 26min.

What time are sunrise and sunset in September in Topeka?

On the first day of September, sunrise is at 6:51 am and sunset at 7:53 pm. On the last day of the month, sunrise is at 7:17 am and sunset at 7:07 pm CDT.

How many hours of sunshine does Topeka have in September?

In Topeka, Kansas, the average sunshine duration in September is 9h.

How high is the UV index in September in Topeka?

In Topeka, the average daily maximum UV index in September is 5. A UV Index value of 3 to 5 symbolizes a medium hazard to health from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Topeka, KS

Average temperature in September - Topeka, KS
  • Average high temperature in September: 79°F

The warmest month (with the highest average high temperature) is July (87.8°F).
The month with the lowest average high temperature is January (37.9°F).

  • Average low temperature in September: 59.5°F

The month with the highest average low temperature is July (68.7°F).
The coldest month (with the lowest average low temperature) is January (22.6°F).

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Average pressure in September
Topeka, KS

Average pressure in September - Topeka, KS
  • Average pressure in September: 29.99"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).

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Average wind speed in September
Topeka, KS

Average wind speed in September - Topeka, KS
  • Average wind speed in September: 8.1mph

The windiest month (with the highest average wind speed) is April (10.7mph).
The calmest months (with the lowest average wind speed) are July and August (7.3mph).

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Average humidity in September
Topeka, KS

Average humidity in September - Topeka, KS
  • Average humidity in September: 73%

The month with the highest relative humidity is May (78%).
The month with the lowest relative humidity is October (67%).

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Average rainfall in September
Topeka, KS

Average rainfall in September - Topeka, KS
  • Average rainfall in September: 2.17"

The wettest month (with the highest rainfall) is May (3.74").
The driest month (with the least rainfall) is January (0.71").

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Average rainfall days in September
Topeka, KS

Average rainfall days in September - Topeka, KS
  • Average rainfall days in September: 12 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 days).

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Average snowfall in September
Topeka, KS

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

The month with the highest snowfall is February (2.6").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in September
Topeka, KS

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

The month with the highest number of snowfall days is February (5.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in September / Average sunshine in September - Topeka, KS
  • Average daylight in September: 12h and 26min

The month with the longest days is June (Average daylight: 14h and 52min).
The month with the shortest days is December (Average daylight: 9h and 29min).

  • Average sunshine in September: 9h and 0min

The months with the most sunshine are June and July (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 5h and 24min).

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Average sunshine days in September
Topeka, KS

Average sunshine days in September - Topeka, KS
  • Average sunshine days in September: 16.4 days

The month with the most sunshine days is December (22.8 days).
The month with the least sunshine days is May (12.7 days).

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Average UV index in September
Topeka, KS

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

The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

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Average cloud cover in September
Topeka, KS

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

The month with the most cloud cover is March (Cloud cover 44).
The months with the least cloud cover are June and July (Cloud cover 25).

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Average visibility in September
Topeka, KS

Average visibility in September - Topeka, 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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