October weather forecast
Dayton, IA

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Weather in October

October, like September, is another refreshing autumn month in Dayton, Iowa, with temperature in the range of an average low of 44.1°F (6.7°C) and an average high of 59.9°F (15.5°C).

Temperature

October's arrival witnesses a distinct temperature drop, receding from September's warm 74.8°F (23.8°C) to a refreshing 59.9°F (15.5°C). Dayton experiences an average temperature drop to a chilly 44.1°F (6.7°C) during October nights.

Humidity

The least humid month is October, with an average relative humidity of 69%.

Rainfall

In Dayton, in October, it is raining for 9.8 days, with typically 2.28" (58mm) of accumulated precipitation. Throughout the year, in Dayton, there are 126.1 rainfall days, and 26.85" (682mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Dayton are January through May, October through December. October is the first month it typically snows in Dayton. Throughout October, in the average 0.7 snowfall days, it receives 0.12" (3mm) of snow. Throughout the year, there are 37.8 snowfall days, and 15.39" (391mm) of snow is accumulated.

Daylight

The average length of the day in October is 11h and 3min.
On the first day of October in Dayton, Iowa, sunrise is at 7:14 am and sunset at 6:57 pm. On the last day of the month, sunrise is at 7:49 am and sunset at 6:10 pm CDT.

Sunshine

The average sunshine in October in Dayton is 5.6h.

UV index

The months with the lowest UV index are January, February, October through December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a minimal health vulnerability from unprotected exposure to Sun's UV rays for average individuals.
Note: A daily maximum UV index of 2 in October translates into the following instructions:
Children necessitate constant protection from sunlight, unlike the majority, who can remain under the sun for about an hour without burning. Direct Sun exposure should be minimized especially during midday when radiation is most intense. 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. Consider this! The reflection from snow can almost double the intensity of the Sun's UV radiation.
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Frequently asked questions

What is the usual temperature for Dayton in October?

In October, in Dayton, the average high-temperature is 59.9°F (15.5°C), and the average low-temperature is 44.1°F (6.7°C). The average heat index (a.k.a. 'real feel', 'feels like'), which combines air temperature and relative humidity, in July is appraised at 87.8°F (31°C).

What is the least humid month in Dayton?

With an average relative humidity of 69%, October is the least humid month.

What is the average humidity in October in Dayton?

In Dayton, Iowa, the average relative humidity in October is 69%.

How many days does it rain in October in Dayton?

In Dayton, Iowa, during October, the rain falls for 9.8 days and regularly aggregates up to 2.28" (58mm) of precipitation.

When does it start snowing in Dayton?

October is the first month it typically snows. Throughout October, in the average 0.7 snowfall days, it receives 0.12" (3mm) of snow.

What is the average length of the day in October in Dayton?

The average day length in October in Dayton, Iowa, is 11h and 3min.

When are sunrise and sunset in October in Dayton?

On the first day of October in Dayton, sunrise is at 7:14 am and sunset at 6:57 pm. On the last day of the month, sunrise is at 7:49 am and sunset at 6:10 pm CDT.

How long on average sun shines in October in Dayton?

The average sunshine duration in October in Dayton is 5.6h.

What is the month with the lowest UV index in Dayton?

The months with the lowest UV index in Dayton are January, February, October through December, with an average maximum UV index of 2.

What is the UV index intensity in October in Dayton?

In Dayton, the average daily maximum UV index in October is 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in October
Dayton, IA

Average temperature in October - Dayton, IA
  • Average high temperature in October: 59.9°F

The warmest month (with the highest average high temperature) is July (81.5°F).
The month with the lowest average high temperature is January (26.8°F).

  • Average low temperature in October: 44.1°F

The month with the highest average low temperature is July (64.4°F).
The coldest month (with the lowest average low temperature) is January (13.5°F).

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Average pressure in October
Dayton, IA

Average pressure in October - Dayton, IA
  • Average pressure in October: 30"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).

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Average wind speed in October
Dayton, IA

Average wind speed in October - Dayton, IA
  • Average wind speed in October: 9.6mph

The windiest month (with the highest average wind speed) is April (10.7mph).
The calmest month (with the lowest average wind speed) is July (7mph).

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Average humidity in October
Dayton, IA

Average humidity in October - Dayton, IA
  • Average humidity in October: 69%

The month with the highest relative humidity is January (84%).
The month with the lowest relative humidity is October (69%).

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Average rainfall in October
Dayton, IA

Average rainfall in October - Dayton, IA
  • Average rainfall in October: 2.28"

The wettest month (with the highest rainfall) is May (4.06").
The driest month (with the least rainfall) is January (0.91").

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Average rainfall days in October
Dayton, IA

Average rainfall days in October - Dayton, IA
  • Average rainfall days in October: 9.8 days

The month with the highest number of rainy days is June (16.7 days).
The month with the least rainy days is February (3.3 days).

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Average snowfall in October
Dayton, IA

Average snowfall in October - Dayton, IA
  • Average snowfall in October: 0.12"

The month with the highest snowfall is January (4.29").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in October
Dayton, IA

Average snowfall days in October - Dayton, IA
  • Average snowfall days in October: 0.7 days

The month with the highest number of snowfall days is January (10.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in October /
Average sunshine in October
Dayton, IA

Average daylight in October / Average sunshine in October - Dayton, IA
  • Average daylight in October: 11h and 0min

The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).

  • Average sunshine in October: 5h and 4min

The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).

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Average sunshine days in October
Dayton, IA

Average sunshine days in October - Dayton, IA
  • Average sunshine days in October: 19 days

The month with the most sunshine days is October (19 days).
The month with the least sunshine days is June (11.8 days).

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Average UV index in October
Dayton, IA

Average UV index in October - Dayton, IA
  • Average UV index in October: 2

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

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Average cloud cover in October
Dayton, IA

Average cloud cover in October - Dayton, IA
  • Average cloud cover in October: 37

The month with the most cloud cover is January (Cloud cover 57).
The months with the least cloud cover are July and September (Cloud cover 31).

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Average visibility in October
Dayton, IA

Average visibility in October - Dayton, IA
  • Average visibility in October: 6mi

The months with the highest visibility are February, March, April, May, June, September, October, November and December (6mi).
The months with the lowest visibility are January, July and August (5mi).

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Dayton, Iowa, USA

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