October weather forecast
Peterson, IA

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Weather in October

October, like September, is another mild autumn month in Peterson, Iowa, with an average temperature varying between 43°F (6.1°C) and 57.9°F (14.4°C).

Temperature

Peterson, Iowa, in October sees a clear temperature decline, with average high-temperatures decreasing from a moderately hot 73.8°F (23.2°C) in September to a moderate 57.9°F (14.4°C). October nights observe an average temperature dip to a chilly 43°F (6.1°C).

Humidity

April and October, with an average relative humidity of 68%, are the least humid months in Peterson.

Rainfall

In Peterson, in October, during 9 rainfall days, 1.77" (45mm) of precipitation is typically accumulated. In Peterson, during the entire year, the rain falls for 117 days and collects up to 19.84" (504mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. October is the first month it typically snows. Throughout October, in the average 1.1 snowfall days, it receives 0.47" (12mm) of snow. Throughout the year, there are 36.4 snowfall days, and 10.67" (271mm) of snow is accumulated.

Daylight

In October, the average length of the day in Peterson is 11h and 2min.
On the first day of October in Peterson, sunrise is at 7:19 am and sunset at 7:02 pm. On the last day of the month, sunrise is at 7:55 am and sunset at 6:14 pm CDT.

Sunshine

The average sunshine in October is 5.9h.

UV index

In Peterson, Iowa, the average daily maximum UV index in October is 3. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for average individuals.
Note: The maximum UV index of 3 during October translates into these guidelines:
Ensure safety - Sun damage prevention is strongly urged. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes. Take heed! Reflection from the snow can almost amplify the Sun's UV radiation by double.
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Frequently asked questions

What is the average October temperature in Peterson?

An average high-temperature, in October, in Peterson, is 57.9°F (14.4°C) and the average low-temperature is 43°F (6.1°C). In July, the average heat index (a.k.a. 'feels like', 'apparent temperature'), which combines air temperature and relative humidity, is computed to be 87.8°F (31°C).

What is the least humid month in Peterson?

April and October, with an average relative humidity of 68%, are the least humid months.

What is the average humidity in October in Peterson?

The average relative humidity in October is 68%.

How much does it rain in Peterson in October?

In Peterson, during October, the rain falls for 9 days and regularly aggregates up to 1.77" (45mm) of precipitation.

When does it start to snow in Peterson?

October is the first month it typically snows in Peterson. Throughout October, in the average 1.1 snowfall days, it receives 0.47" (12mm) of snow.

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

In Peterson, Iowa, the average day length in October is 11h and 2min.

What time are sunrise and sunset in October in Peterson?

In October, on the first day of the month, sunrise is at 7:19 am and sunset at 7:02 pm. On the last day of the month, in Peterson, Iowa, sunrise is at 7:55 am and sunset at 6:14 pm CDT.

How long on average sun shines in October in Peterson?

The average sunshine duration in October is 5.9h.

What is the UV index reading in October in Peterson?

In Peterson, Iowa, the average daily maximum UV index in October is 3. A UV Index of 3 to 5 symbolizes a medium health risk from exposure to Sun's UV rays.
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
Peterson, IA

Average temperature in October - Peterson, IA
  • Average high temperature in October: 57.9°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 (24.4°F).

  • Average low temperature in October: 43°F

The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (12°F).

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Average pressure in October
Peterson, IA

Average pressure in October - Peterson, 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 (29.87"Hg).

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Average wind speed in October
Peterson, IA

Average wind speed in October - Peterson, IA
  • Average wind speed in October: 10.1mph

The windiest month (with the highest average wind speed) is April (11.2mph).
The calmest month (with the lowest average wind speed) is July (7.6mph).

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Average humidity in October
Peterson, IA

Average humidity in October - Peterson, IA
  • Average humidity in October: 68%

The month with the highest relative humidity is January (86%).
The months with the lowest relative humidity are April and October (68%).

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Average rainfall in October
Peterson, IA

Average rainfall in October - Peterson, IA
  • Average rainfall in October: 1.77"

The wettest month (with the highest rainfall) is June (3.15").
The driest month (with the least rainfall) is January (0.55").

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Average rainfall days in October
Peterson, IA

Average rainfall days in October - Peterson, IA
  • Average rainfall days in October: 9 days

The month with the highest number of rainy days is June (17.3 days).
The month with the least rainy days is February (2.6 days).

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Average snowfall in October
Peterson, IA

Average snowfall in October - Peterson, IA
  • Average snowfall in October: 0.47"

The month with the highest snowfall is February (3.19").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in October
Peterson, IA

Average snowfall days in October - Peterson, IA
  • Average snowfall days in October: 1.1 days

The month with the highest number of snowfall days is January (9.1 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
Peterson, IA

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

The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).

  • Average sunshine in October: 5h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).

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Average sunshine days in October
Peterson, IA

Average sunshine days in October - Peterson, IA
  • Average sunshine days in October: 19.1 days

The month with the most sunshine days is November (21.1 days).
The month with the least sunshine days is June (11.1 days).

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Average UV index in October
Peterson, IA

Average UV index in October - Peterson, IA
  • Average UV index in October: 3

The months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is January (UV index 1).

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Average cloud cover in October
Peterson, IA

Average cloud cover in October - Peterson, IA
  • Average cloud cover in October: 35

The month with the most cloud cover is January (Cloud cover 55).
The month with the least cloud cover is July (Cloud cover 28).

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Average visibility in October
Peterson, IA

Average visibility in October - Peterson, IA
  • Average visibility in October: 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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Peterson, Iowa, USA

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