October weather forecast
Onawa Junction, IA

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Weather in October

October, like September, is another mild autumn month in Onawa Junction, Iowa, with an average temperature ranging between min 43°F (6.1°C) and max 57.9°F (14.4°C).

Temperature

Onawa Junction witnesses a significant decrease in the average high-temperature with the arrival of October, falling from September's warm 73.8°F (23.2°C) to a moderate 57.9°F (14.4°C). In October, Onawa Junction experiences an average nighttime temperature of 43°F (6.1°C).

Humidity

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

Rainfall

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

Snowfall

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

Daylight

In Onawa Junction, the average length of the day in October is 11h and 2min.
On the first day of October in Onawa Junction, sunrise is at 7:20 am and sunset at 7:02 pm. On the last day of the month, sunrise is at 7:55 am and sunset at 6:15 pm CDT.

Sunshine

In Onawa Junction, Iowa, the average sunshine in October is 5.9h.

UV index

The average daily maximum UV index in October in Onawa Junction, Iowa, is 3. A UV Index of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for the ordinary person.
Note: The maximum daily UV index, 3 in October, converts into the following recommendations:
Put precautions into practice - Protective measures against sun-induced damage are advised. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. Always opt for UVA and UVB-resistant sunglasses on radiant days. Take careful note! The UV radiation of the Sun can be nearly doubled by snow reflection.
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Frequently asked questions

What are the temperatures in Onawa Junction in October?

Onawa Junction in October has an average high-temperature of 57.9°F (14.4°C) and an average low-temperature of 43°F (6.1°C). In July, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which represents the influence of relative humidity on air temperature, is computed to be 87.8°F (31°C).

What are the least humid months in Onawa Junction?

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

What is the average humidity in October in Onawa Junction?

In October, the average relative humidity is 68%.

How many days does it rain in October in Onawa Junction?

In Onawa Junction, in October, during 9 rainfall days, 1.77" (45mm) of precipitation is typically accumulated.

When does it start snowing in Onawa Junction?

October is the first month it typically snows in Onawa Junction, Iowa. 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 Onawa Junction?

The average day length in October is 11h and 2min.

When are sunrise and sunset in October in Onawa Junction?

In October, on the first day of the month, sunrise is at 7:20 am and sunset at 7:02 pm. On the last day of the month, in Onawa Junction, Iowa, sunrise is at 7:55 am and sunset at 6:15 pm CDT.

How many hours of sunshine does Onawa Junction have in October?

In October, the average sunshine duration in Onawa Junction is 5.9h.

What is the UV index intensity in October in Onawa Junction?

In Onawa Junction, Iowa, the average daily maximum UV index in October is 3. A UV Index reading of 3 to 5 represents 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
Onawa Junction, IA

Average temperature in October - Onawa Junction, 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
Onawa Junction, IA

Average pressure in October - Onawa Junction, 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
Onawa Junction, IA

Average wind speed in October - Onawa Junction, 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
Onawa Junction, IA

Average humidity in October - Onawa Junction, 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
Onawa Junction, IA

Average rainfall in October - Onawa Junction, 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
Onawa Junction, IA

Average rainfall days in October - Onawa Junction, 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
Onawa Junction, IA

Average snowfall in October - Onawa Junction, 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
Onawa Junction, IA

Average snowfall days in October - Onawa Junction, 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
Onawa Junction, IA

Average daylight in October / Average sunshine in October - Onawa Junction, 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
Onawa Junction, IA

Average sunshine days in October - Onawa Junction, 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
Onawa Junction, IA

Average UV index in October - Onawa Junction, 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
Onawa Junction, IA

Average cloud cover in October - Onawa Junction, 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
Onawa Junction, IA

Average visibility in October - Onawa Junction, 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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Onawa Junction, Iowa, USA

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