September weather forecast
Hamilton, KS

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Weather in September

The first month of the autumn, September, is also a moderately hot month in Hamilton, Kansas, with an average temperature varying between 60.8°F (16°C) and 79.7°F (26.5°C).

Temperature

September's onset introduces a mild reduction in the average high-temperature, from a hot 86.9°F (30.5°C) in August to a warm 79.7°F (26.5°C). Hamilton's temperature drops to an average low of 60.8°F (16°C) during the nights of September.

Humidity

The average relative humidity in September is 73%.

Rainfall

In Hamilton, Kansas, in September, during 11.9 rainfall days, 2.28" (58mm) of precipitation is typically accumulated. In Hamilton, during the entire year, the rain falls for 135.5 days and collects up to 27.91" (709mm) of precipitation.

Snowfall

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

Daylight

In September, the average length of the day in Hamilton is 12h and 25min.
On the first day of September in Hamilton, Kansas, sunrise is at 6:55 am and sunset at 7:53 pm. On the last day of the month, sunrise is at 7:20 am and sunset at 7:08 pm CDT.

Sunshine

The average sunshine in September in Hamilton is 8.9h.

UV index

The average daily maximum UV index in September in Hamilton is 5. A UV Index value of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for the average person.
Note: In September, the maximum UV index of 5 suggests these recommendations:
Take precautions - Protection against sun damage is advised. When the Sun is at its strongest around midday, find shade and limit exposure. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim.
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Frequently asked questions

What is the temperature in September in Hamilton?

In September, in Hamilton, the average high-temperature is 79.7°F (26.5°C), and the average low-temperature is 60.8°F (16°C). In August, the average heat index (a.k.a. 'feels like', 'felt air temperature'), which combines air temperature and relative humidity, is estimated at 98.6°F (37°C).

What is the average humidity in September in Hamilton?

In September, the average relative humidity is 73%.

How many days does it rain in September in Hamilton?

In Hamilton, in September, during 11.9 rainfall days, 2.28" (58mm) of precipitation is typically accumulated.

When it does not snow in Hamilton?

May through September are months without snowfall.

Does it snow in Hamilton in September?

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

How many hours of daylight does Hamilton have in September?

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

What time are sunrise and sunset in September in Hamilton?

On the first day of September in Hamilton, Kansas, sunrise is at 6:55 am and sunset at 7:53 pm. On the last day of the month, sunrise is at 7:20 am and sunset at 7:08 pm CDT.

How long on average sun shines in September in Hamilton?

In September, the average sunshine duration is 8.9h.

What is the UV index reading in September in Hamilton?

In Hamilton, Kansas, the average daily maximum UV index in September is 5. A UV Index value of 3 to 5 symbolizes a moderate health threat from exposure to the Sun's UV radiation.
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
Hamilton, KS

Average temperature in September - Hamilton, KS
  • Average high temperature in September: 79.7°F

The warmest month (with the highest average high temperature) is July (88.9°F).
The month with the lowest average high temperature is January (41.4°F).

  • Average low temperature in September: 60.8°F

The month with the highest average low temperature is July (69.6°F).
The coldest month (with the lowest average low temperature) is January (26.1°F).

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Average pressure in September
Hamilton, KS

Average pressure in September - Hamilton, 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
Hamilton, KS

Average wind speed in September - Hamilton, KS
  • Average wind speed in September: 8.9mph

The windiest month (with the highest average wind speed) is April (11.8mph).
The calmest months (with the lowest average wind speed) are July and August (8mph).

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Average humidity in September
Hamilton, KS

Average humidity in September - Hamilton, 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 (66%).

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Average rainfall in September
Hamilton, KS

Average rainfall in September - Hamilton, KS
  • Average rainfall in September: 2.28"

The wettest month (with the highest rainfall) is May (5.39").
The driest month (with the least rainfall) is January (0.87").

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Average rainfall days in September
Hamilton, KS

Average rainfall days in September - Hamilton, KS
  • Average rainfall days in September: 11.9 days

The month with the highest number of rainy days is May (17.5 days).
The month with the least rainy days is December (5.2 days).

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Average snowfall in September
Hamilton, KS

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

The month with the highest snowfall is February (2.24").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in September
Hamilton, KS

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

The month with the highest number of snowfall days is February (4.8 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
Hamilton, KS

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

The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 36min).

  • Average sunshine in September: 8h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is January (Average sunshine: 5h and 48min).

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Average sunshine days in September
Hamilton, KS

Average sunshine days in September - Hamilton, KS
  • Average sunshine days in September: 15.8 days

The month with the most sunshine days is January (21.6 days).
The month with the least sunshine days is May (11.5 days).

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Average UV index in September
Hamilton, KS

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

The month with the highest UV index is June (UV index 7).
The months with the lowest UV index are January, February and December (UV index 2).

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Average cloud cover in September
Hamilton, KS

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

The month with the most cloud cover is March (Cloud cover 41).
The month with the least cloud cover is August (Cloud cover 23).

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Average visibility in September
Hamilton, KS

Average visibility in September - Hamilton, 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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Hamilton, Kansas, USA

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