October weather forecast
Ralston, IA

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Weather in October

October, the same as September, in Ralston, Iowa, is a moderate autumn month, with an average temperature ranging between min 43.9°F (6.6°C) and max 59.5°F (15.3°C).

Temperature

October indicates a noticeable reduction in the average high-temperature, moving down from a warm 74.7°F (23.7°C) in September to a refreshing 59.5°F (15.3°C). Nighttime temperatures hover around an average low of 43.9°F (6.6°C) in October.

Humidity

April and October, with an average relative humidity of 69%, are the least humid months.

Rainfall

In Ralston, in October, it is raining for 9.9 days, with typically 2.13" (54mm) of accumulated precipitation. Throughout the year, there are 130.1 rainfall days, and 27.28" (693mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall. October is the first month it typically snows. Throughout October, in the average 0.9 snowfall days, it receives 0.2" (5mm) of snow. In Ralston, during the entire year, snow falls for 44.8 days and aggregates up to 19.8" (503mm) of snow.

Daylight

The average length of the day in October is 11h and 4min.
On the first day of October, sunrise is at 7:16 am and sunset at 6:59 pm. On the last day of the month, sunrise is at 7:50 am and sunset at 6:13 pm CDT.

Sunshine

In October, the average sunshine is 5.7h.

UV index

In Ralston, Iowa, the average daily maximum UV index in October is 2. A UV Index estimate of 2, and below, represents a low health risk from exposure to the Sun's UV rays for the average person.
Note: The maximum UV index, 2 during October, leads to the following recommendations:
While sun exposure does not greatly affect most, individuals with fair skin, babies, and children always need vigilant safeguarding. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation. Consider this! The reflection from snow can almost double the intensity of the Sun's UV radiation.
Updated: Jun 28, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are October temperatures?

An average high-temperature, in October, in Ralston, is 59.5°F (15.3°C) and the average low-temperature is 43.9°F (6.6°C). In July, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, is estimated at 87.8°F (31°C).

What is the least humid month in Ralston?

The months with the lowest humidity in Ralston are April and October, with an average relative humidity of 69%.

What is the average humidity in October?

In October, the average relative humidity is 69%.

How much does it rain in October?

In October, in Ralston, the rain falls for 9.9 days. Throughout October, 2.13" (54mm) of precipitation is accumulated.

When does it start to snow?

October is the first month it typically snows. Throughout October, in the average 0.9 snowfall days, it receives 0.2" (5mm) of snow.

What is the average length of the day in October?

In Ralston, the average day length in October is 11h and 4min.

What time are sunrise and sunset in October?

In October, on the first day of the month, sunrise is at 7:16 am and sunset at 6:59 pm. On the last day of the month, sunrise is at 7:50 am and sunset at 6:13 pm CDT.

How long on average sun shines in October?

In October, the average sunshine duration is 5.7h.

How high is the UV index in October?

In October, the average daily maximum UV index is 2. A UV Index reading of 2, and below, represents a minimal health vulnerability from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in October
Ralston, IA

Average temperature in October - Ralston, IA
  • Average high temperature in October: 59.5°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 (26.2°F).

  • Average low temperature in October: 43.9°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 (13.6°F).

Average pressure in October
Ralston, IA

Average pressure in October - Ralston, 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).

Average wind speed in October
Ralston, IA

Average wind speed in October - Ralston, IA
  • Average wind speed in October: 9.9mph

The windiest month (with the highest average wind speed) is January (11.1mph).
The calmest month (with the lowest average wind speed) is July (7.2mph).

Average humidity in October
Ralston, IA

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

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

Average rainfall in October
Ralston, IA

Average rainfall in October - Ralston, IA
  • Average rainfall in October: 2.13"

The wettest month (with the highest rainfall) is May (4.29").
The driest month (with the least rainfall) is January (0.94").

Average rainfall days in October
Ralston, IA

Average rainfall days in October - Ralston, IA
  • Average rainfall days in October: 9.9 days

The month with the highest number of rainy days is June (17.9 days).
The month with the least rainy days is February (4.3 days).

Average snowfall in October
Ralston, IA

Average snowfall in October - Ralston, IA
  • Average snowfall in October: 0.2"

The month with the highest snowfall is February (5.12").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in October
Ralston, IA

Average snowfall days in October - Ralston, IA
  • Average snowfall days in October: 0.9 days

The month with the highest number of snowfall days is January (11.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

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

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 24min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).

Average sunshine days in October
Ralston, IA

Average sunshine days in October - Ralston, IA
  • Average sunshine days in October: 18.8 days

The month with the most sunshine days is November (18.9 days).
The month with the least sunshine days is June (10 days).

Average UV index in October
Ralston, IA

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

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

Average cloud cover in October
Ralston, IA

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

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

Average visibility in October
Ralston, IA

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

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

Ralston, Iowa, USA

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