October weather forecast
Blue Grass, IA

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Weather in October

October, like September, in Blue Grass, Iowa, is another comfortable autumn month, with an average temperature ranging between max 60.8°F (16°C) and min 44.8°F (7.1°C).

Temperature

Blue Grass's transition into October marks a considerable drop in the average high-temperature, moving down from a warm 75.2°F (24°C) in September to a comfortable 60.8°F (16°C). Blue Grass's average low-temperature in the month of October is recorded at a frosty 44.8°F (7.1°C).

Humidity

With an average relative humidity of 72%, October is the least humid month.

Rainfall

In October, the rain falls for 12.4 days. Throughout October, 2.6" (66mm) of precipitation is accumulated. Throughout the year, there are 151.1 rainfall days, and 31.14" (791mm) of precipitation is accumulated.

Snowfall

January through April, October through December are months with snowfall. October is the first month it typically snows. Throughout October, in the average 0.5 snowfall days, it receives 0.83" (21mm) of snow. In Blue Grass, during the entire year, snow falls for 39.2 days and aggregates up to 16.54" (420mm) of snow.

Daylight

In Blue Grass, the average length of the day in October is 11h and 5min.
On the first day of the month, sunrise is at 7:00 am and sunset at 6:44 pm. On the last day of October, sunrise is at 7:34 am and sunset at 5:58 pm CDT.

Sunshine

In Blue Grass, the average sunshine in October is 5.4h.

UV index

In Blue Grass, 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 the average person.
Note: The daily maximum UV index of 3 in October interprets into the following advice:
Adopt protective measures - Requirement to safeguard skin and eyes from harm exists. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses. Attention! Nearly twice the Sun's UV radiation can be reflected by snow.
Updated: Aug 22, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Blue Grass in October?

The average high-temperature, in October, in Blue Grass, is 60.8°F (16°C), while the average low-temperature is 44.8°F (7.1°C). The average heat index (a.k.a. 'real feel', 'feels like'), which combines relative humidity and air temperature, in July is estimated at 87.8°F (31°C).

What is the least humid month?

With an average relative humidity of 72%, October is the least humid month.

What is the average humidity in October in Blue Grass?

In Blue Grass, the average relative humidity in October is 72%.

How much does it rain in October?

In Blue Grass, Iowa, during October, the rain falls for 12.4 days and regularly aggregates up to 2.6" (66mm) of precipitation.

When does it start snowing?

October is the first month it typically snows. Throughout October, in the average 0.5 snowfall days, it receives 0.83" (21mm) of snow.

What is the average length of the day in October?

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

When is the sunrise / sunset in October?

In October, on the first day of the month, sunrise is at 7:00 am and sunset at 6:44 pm. On the last day of the month, sunrise is at 7:34 am and sunset at 5:58 pm CDT.

How long on average sun shines in October?

The average sunshine duration in October is 5.4h.

What is the UV index intensity in October?

The average daily maximum UV index in October is 3. A UV Index estimate of 3 to 5 represents a moderate health threat 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
Blue Grass, IA

Average temperature in October - Blue Grass, IA
  • Average high temperature in October: 60.8°F

The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (27.7°F).

  • Average low temperature in October: 44.8°F

The month with the highest average low temperature is July (64.6°F).
The coldest month (with the lowest average low temperature) is January (15.3°F).

Average pressure in October
Blue Grass, IA

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

The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

Average wind speed in October
Blue Grass, IA

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

The windiest month (with the highest average wind speed) is April (10.6mph).
The calmest month (with the lowest average wind speed) is August (6.7mph).

Average humidity in October
Blue Grass, IA

Average humidity in October - Blue Grass, IA
  • Average humidity in October: 72%

The month with the highest relative humidity is January (84%).
The month with the lowest relative humidity is October (72%).

Average rainfall in October
Blue Grass, IA

Average rainfall in October - Blue Grass, IA
  • Average rainfall in October: 2.6"

The wettest month (with the highest rainfall) is May (5").
The driest month (with the least rainfall) is February (1.38").

Average rainfall days in October
Blue Grass, IA

Average rainfall days in October - Blue Grass, IA
  • Average rainfall days in October: 12.4 days

The month with the highest number of rainy days is May (19.6 days).
The month with the least rainy days is January (4.6 days).

Average snowfall in October
Blue Grass, IA

Average snowfall in October - Blue Grass, IA
  • Average snowfall in October: 0.83"

The month with the highest snowfall is January (4.88").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in October
Blue Grass, IA

Average snowfall days in October - Blue Grass, IA
  • Average snowfall days in October: 0.5 days

The month with the highest number of snowfall days is January (11.6 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in October /
Average sunshine in October
Blue Grass, IA

Average daylight in October / Average sunshine in October - Blue Grass, 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 12min).

  • Average sunshine in October: 5h and 2min

The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).

Average sunshine days in October
Blue Grass, IA

Average sunshine days in October - Blue Grass, IA
  • Average sunshine days in October: 16.9 days

The month with the most sunshine days is December (17.4 days).
The months with the least sunshine days are May and June (8.3 days).

Average UV index in October
Blue Grass, IA

Average UV index in October - Blue Grass, IA
  • Average UV index in October: 3

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

Average cloud cover in October
Blue Grass, IA

Average cloud cover in October - Blue Grass, IA
  • Average cloud cover in October: 38

The month with the most cloud cover is January (Cloud cover 57).
The month with the least cloud cover is August (Cloud cover 29).

Average visibility in October
Blue Grass, IA

Average visibility in October - Blue Grass, 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).

Blue Grass, Iowa, USA

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