October weather forecast
Spencer, IA

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Weather in October

In October, Spencer is in the heart of autumn, experiencing a moderate climate. While the city adapts the coolness, it's not rare to have the occasional warm day. The city is adorned with Halloween decorations, adding to its autumn charm. October paints a perfect postcard picture with its colorful foliage and preserves the essence of harvest festivities. The mild weather and vibrant hues make October a delightful month in Spencer's calendar.

Temperature

The shift into October in Spencer, Iowa, is marked by a considerable temperature decrease, with the average high-temperature dropping from a pleasant 72.9°F (22.7°C) in September to a mild 57.2°F (14°C). The average low-temperature, in October, is an icy 42.1°F (5.6°C).

Humidity

October is the least humid month, with an average relative humidity of 68%.

Rainfall

In Spencer, during October, the rain falls for 9.1 days and regularly aggregates up to 1.26" (32mm) of precipitation. Throughout the year, in Spencer, Iowa, there are 112.3 rainfall days, and 15.31" (389mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall in Spencer. October is the first month it typically snows in Spencer. Throughout October, in the average 1.5 snowfall days, it receives 0.39" (10mm) of snow. In Spencer, during the entire year, snow falls for 45.5 days and aggregates up to 11.14" (283mm) of snow.

Daylight

In October, the average length of the day is 11h and 1min.
On the first day of the month, sunrise is at 7:18 am and sunset at 7:01 pm. On the last day of October, sunrise is at 7:55 am and sunset at 6:13 pm CDT.

Sunshine

In October, the average sunshine in Spencer is 5.7h.

UV index

The average daily maximum UV index in October is 2. A UV Index reading of 2, and below, represents a low threat to health from unsafe exposure to UV radiation for the average person.
Note: In October, the maximum UV index of 2 transforms into these recommendations:
Most individuals can handle sun exposure for up to an hour without burning, but children must always be shielded from sun exposure. To protect against the Sun's most potent rays, avoid direct exposure around midday. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation. Attention! Nearly twice the Sun's UV radiation can be reflected by snow.
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Frequently asked questions

What is the usual temperature for Spencer in October?

In October, in Spencer, the average high-temperature is 57.2°F (14°C), and the average low-temperature is 42.1°F (5.6°C).

What is the least humid month in Spencer?

With an average relative humidity of 68%, October is the least humid month in Spencer.

What is the average humidity in October in Spencer?

The average relative humidity in October is 68%.

How much does it rain in Spencer in October?

In Spencer, in October, during 9.1 rainfall days, 1.26" (32mm) of precipitation is typically accumulated.

When does it start to snow in Spencer?

October is the first month it typically snows in Spencer. Throughout October, in the average 1.5 snowfall days, it receives 0.39" (10mm) of snow.

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

The average day length in October in Spencer is 11h and 1min.

What time are sunrise and sunset in October in Spencer?

On the first day of October, sunrise is at 7:18 am and sunset at 7:01 pm. On the last day of the month, sunrise is at 7:55 am and sunset at 6:13 pm CDT.

How long on average sun shines in October in Spencer?

In October, the average sunshine duration in Spencer, Iowa, is 5.7h.

What is the UV index intensity in October in Spencer?

In October, the average daily maximum UV index in Spencer, Iowa, is 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from unprotected exposure to 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
Spencer, IA

Average temperature in October - Spencer, IA
  • Average high temperature in October: 57.2°F

The warmest month (with the highest average high temperature) is July (80.2°F).
The month with the lowest average high temperature is January (22.8°F).

  • Average low temperature in October: 42.1°F

The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (10.6°F).

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Average pressure in October
Spencer, IA

Average pressure in October - Spencer, IA
  • Average pressure in October: 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 October
Spencer, IA

Average wind speed in October - Spencer, IA
  • Average wind speed in October: 10.4mph

The windiest months (with the highest average wind speed) are January and April (11.1mph).
The calmest month (with the lowest average wind speed) is July (7.6mph).

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Average humidity in October
Spencer, IA

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

The month with the highest relative humidity is January (87%).
The month with the lowest relative humidity is October (68%).

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Average rainfall in October
Spencer, IA

Average rainfall in October - Spencer, IA
  • Average rainfall in October: 1.26"

The wettest month (with the highest rainfall) is June (2.44").
The driest month (with the least rainfall) is January (0.43").

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Average rainfall days in October
Spencer, IA

Average rainfall days in October - Spencer, IA
  • Average rainfall days in October: 9.1 days

The month with the highest number of rainy days is May (15.5 days).
The month with the least rainy days is February (2.7 days).

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Average snowfall in October
Spencer, IA

Average snowfall in October - Spencer, IA
  • Average snowfall in October: 0.39"

The month with the highest snowfall is February (2.72").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in October
Spencer, IA

Average snowfall days in October - Spencer, IA
  • Average snowfall days in October: 1.5 days

The month with the highest number of snowfall days is January (10.8 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
Spencer, IA

Average daylight in October / Average sunshine in October - Spencer, 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 4min

The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).

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Average sunshine days in October
Spencer, IA

Average sunshine days in October - Spencer, IA
  • Average sunshine days in October: 19.4 days

The month with the most sunshine days is November (20.1 days).
The month with the least sunshine days is June (10.8 days).

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Average UV index in October
Spencer, IA

Average UV index in October - Spencer, 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 and February (UV index 1).

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Average cloud cover in October
Spencer, IA

Average cloud cover in October - Spencer, IA
  • Average cloud cover in October: 36

The month with the most cloud cover is January (Cloud cover 58).
The month with the least cloud cover is July (Cloud cover 30).

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Average visibility in October
Spencer, IA

Average visibility in October - Spencer, 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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Spencer, Iowa, USA

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