October weather forecast
Hamilton, IA

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Weather in October

October, the same as September, is another comfortable autumn month in Hamilton, Iowa, with temperature in the range of an average high of 61.5°F (16.4°C) and an average low of 44.6°F (7°C).

Temperature

The transition into October is accompanied by a temperature decrease, with the average high-temperature shifting from a warm 75.7°F (24.3°C) in September to an enjoyable 61.5°F (16.4°C). During the nights in October, Hamilton experiences a consistent average temperature of 44.6°F (7°C).

Humidity

The least humid month in Hamilton is October, with an average relative humidity of 72%.

Rainfall

In Hamilton, in October, during 8.9 rainfall days, 1.26" (32mm) of precipitation is typically accumulated. Throughout the year, in Hamilton, there are 119 rainfall days, and 19.02" (483mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, October through December. October is the first month it typically snows. Throughout October, in the average 0.5 snowfall days, it receives 0.75" (19mm) of snow. Throughout the year, in Hamilton, there are 28.3 snowfall days, and 10.28" (261mm) of snow is accumulated.

Daylight

In Hamilton, Iowa, the average length of the day in October is 11h and 5min.
On the first day of the month, sunrise is at 7:09 am and sunset at 6:52 pm. On the last day of October, sunrise is at 7:42 am and sunset at 6:07 pm CDT.

Sunshine

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

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 of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV radiation for the ordinary person.
Note: In October, the maximum UV index of 2 suggests these recommendations:
Prolonged sun exposure should always be prevented in babies, children, and those with sensitive skin. It's recommended to limit sun exposure when its radiation is at its peak during midday. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses. Take careful note! The UV radiation of the Sun can be nearly doubled by snow reflection.
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Frequently asked questions

What is the average October temperature in Hamilton?

The average high-temperature, in October, in Hamilton, is 61.5°F (16.4°C), while the average low-temperature is 44.6°F (7°C). In August, the average heat index (a.k.a. 'feels like', 'real feel'), which calculates the temperature value influenced by the moisture in the air, is computed to be 87.8°F (31°C).

What is the least humid month in Hamilton?

The least humid month in Hamilton, Iowa, is October, with an average relative humidity of 72%.

What is the average humidity in October in Hamilton?

In Hamilton, Iowa, the average relative humidity in October is 72%.

How much does it rain in Hamilton in October?

In Hamilton, Iowa, in October, during 8.9 rainfall days, 1.26" (32mm) of precipitation is typically accumulated.

When does it start snowing in Hamilton?

October is the first month it typically snows in Hamilton. Throughout October, in the average 0.5 snowfall days, it receives 0.75" (19mm) of snow.

How many hours of daylight does Hamilton have in October?

In October, the average day length in Hamilton is 11h and 5min.

What time are sunrise and sunset in October in Hamilton?

On the first day of October, sunrise is at 7:09 am and sunset at 6:52 pm. On the last day of the month, sunrise is at 7:42 am and sunset at 6:07 pm CDT.

How long on average sun shines in October in Hamilton?

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

What are the months with the lowest UV index in Hamilton?

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

What is the UV index reading in October in Hamilton?

In October, the average daily maximum UV index in Hamilton is 2. A UV Index reading 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
Hamilton, IA

Average temperature in October - Hamilton, IA
  • Average high temperature in October: 61.5°F

The warmest month (with the highest average high temperature) is July (82.9°F).
The month with the lowest average high temperature is January (29.3°F).

  • Average low temperature in October: 44.6°F

The month with the highest average low temperature is July (66°F).
The coldest month (with the lowest average low temperature) is January (16.2°F).

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Average pressure in October
Hamilton, IA

Average pressure in October - Hamilton, IA
  • Average pressure in October: 30.01"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).

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Average wind speed in October
Hamilton, IA

Average wind speed in October - Hamilton, IA
  • Average wind speed in October: 9.5mph

The windiest month (with the highest average wind speed) is January (10.7mph).
The calmest months (with the lowest average wind speed) are July and August (7mph).

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Average humidity in October
Hamilton, IA

Average humidity in October - Hamilton, IA
  • Average humidity in October: 72%

The month with the highest relative humidity is June (83%).
The month with the lowest relative humidity is October (72%).

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Average rainfall in October
Hamilton, IA

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

The wettest month (with the highest rainfall) is June (2.99").
The driest month (with the least rainfall) is December (0.63").

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Average rainfall days in October
Hamilton, IA

Average rainfall days in October - Hamilton, IA
  • Average rainfall days in October: 8.9 days

The month with the highest number of rainy days is May (16 days).
The month with the least rainy days is January (4 days).

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Average snowfall in October
Hamilton, IA

Average snowfall in October - Hamilton, IA
  • Average snowfall in October: 0.75"

The month with the highest snowfall is January (2.87").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in October
Hamilton, IA

Average snowfall days in October - Hamilton, IA
  • Average snowfall days in October: 0.5 days

The month with the highest number of snowfall days is January (8.2 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
Hamilton, IA

Average daylight in October / Average sunshine in October - Hamilton, IA
  • Average daylight in October: 11h and 1min

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

  • Average sunshine in October: 5h and 4min

The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).

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Average sunshine days in October
Hamilton, IA

Average sunshine days in October - Hamilton, IA
  • Average sunshine days in October: 20.2 days

The month with the most sunshine days is November (21.9 days).
The month with the least sunshine days is June (11.1 days).

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Average UV index in October
Hamilton, IA

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

The months with the highest UV index are June, July and August (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
Hamilton, IA

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

The month with the most cloud cover is January (Cloud cover 54).
The month with the least cloud cover is July (Cloud cover 29).

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Average visibility in October
Hamilton, IA

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

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