January weather forecast
Indianola, IA

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Weather in January

Covered in a frosty cloak, January in Indianola, Iowa is the epitome of winter with an average high of just 28.8°F (-1.8°C) and a chilling low of 15.3°F (-9.3°C). Transitioning from the tail end of the previous year, the long-lived cold is a harsh reminder of winter's grip. Snowfall is a common sight, painting the cityscapes with specks of white. Trails of the northern breeze break the homogeneity of the unending cold. A rapid decrease in temperature from dusk till dawn hints at the subsequent freezing month.

Temperature

January brings the lowest temperatures, with an average high of 28.8°F (-1.8°C) and an average low of 15.3°F (-9.3°C).

Humidity

January and June, with an average relative humidity of 82%, are the most humid months.

Rainfall

In Indianola, in January, it is raining for 3.4 days, with typically 0.63" (16mm) of accumulated precipitation. In Indianola, during the entire year, the rain falls for 118.9 days and collects up to 18.62" (473mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. In Indianola, during January, snow falls for 9.7 days and regularly aggregates up to 2.99" (76mm) of snow. In Indianola, during the entire year, snow falls for 31.9 days and aggregates up to 10.12" (257mm) of snow.

Daylight

The average length of the day in January is 9h and 36min.
On the first day of January, sunrise is at 7:40 am and sunset at 4:55 pm. On the last day of the month, sunrise is at 7:26 am and sunset at 5:28 pm CST.

Sunshine

With an average of 4.3h of sunshine, January has the least sunshine of the year.

UV index

January is the month with the lowest UV index, with an average maximum UV index of 1. A UV Index estimate of 2, and below, represents a minimal health hazard from exposure to the Sun's UV rays for ordinary individuals.
Note: During January, 1 as the daily maximum UV index converts into the following advice:
Apart from children, who require continuous protection, most can endure sun exposure for up to an hour without experiencing burns. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear. Note well! The intensity of the Sun's UV rays can be nearly doubled by snow reflection.

Frequently asked questions

What are the coldest months?

January, noted for its average high-temperature of 28.8°F (-1.8°C) and an average low-temperature of 15.3°F (-9.3°C), is considered the coldest month.

How cold is it in January?

The average high-temperature, in January, in Indianola, is 28.8°F (-1.8°C), while the average low-temperature is 15.3°F (-9.3°C).

What is the most humid month?

The months with the highest humidity are January and June, with an average relative humidity of 82%.

What is the average humidity in January in Indianola?

In Indianola, the average relative humidity in January is 82%.

How much does it rain in January?

In Indianola, during January, the rain falls for 3.4 days and regularly aggregates up to 0.63" (16mm) of precipitation.

How many days does it snow in January?

In Indianola, in January, during 9.7 snowfall days, 2.99" (76mm) of snow is typically accumulated.

What is the average length of the day in January?

In January, the average day length is 9h and 36min.

When are sunrise and sunset in January?

In January, on the first day of the month, sunrise is at 7:40 am and sunset at 4:55 pm. On the last day of the month, sunrise is at 7:26 am and sunset at 5:28 pm CST.

What is the month with the least sunshine?

January has the least sunshine of the year, with an average of 4.3h of sunshine.

How long on average sun shines in January?

The average sunshine duration in January is 4.3h.

When is the lowest UV index?

January is the month with the lowest UV index, with an average maximum UV index of 1.

How high is the UV index in January?

The average daily maximum UV index in January is 1. A UV Index estimate of 2, and below, represents a low health risk from exposure to the Sun's 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 January
Indianola, IA

Average temperature in January - Indianola, IA
  • Average high temperature in January: 28.8°F

The warmest month (with the highest average high temperature) is July (83.1°F).
The month with the lowest average high temperature is January (28.8°F).

  • Average low temperature in January: 15.3°F

The month with the highest average low temperature is July (65.7°F).
The coldest month (with the lowest average low temperature) is January (15.3°F).

Average pressure in January
Indianola, IA

Average pressure in January - Indianola, IA
  • Average pressure in January: 30.16"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).

Average wind speed in January
Indianola, IA

Average wind speed in January - Indianola, IA
  • Average wind speed in January: 10.4mph

The windiest month (with the highest average wind speed) is January (10.4mph).
The calmest month (with the lowest average wind speed) is August (6.9mph).

Average humidity in January
Indianola, IA

Average humidity in January - Indianola, IA
  • Average humidity in January: 82%

The months with the highest relative humidity are January and June (82%).
The month with the lowest relative humidity is October (71%).

Average rainfall in January
Indianola, IA

Average rainfall in January - Indianola, IA
  • Average rainfall in January: 0.63"

The wettest month (with the highest rainfall) is May (3.07").
The driest month (with the least rainfall) is December (0.55").

Average rainfall days in January
Indianola, IA

Average rainfall days in January - Indianola, IA
  • Average rainfall days in January: 3.4 days

The months with the highest number of rainy days are May and June (15.9 days).
The month with the least rainy days is January (3.4 days).

Average snowfall in January
Indianola, IA

Average snowfall in January - Indianola, IA
  • Average snowfall in January: 2.99"

The month with the highest snowfall is February (3.03").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in January
Indianola, IA

Average snowfall days in January - Indianola, IA
  • Average snowfall days in January: 9.7 days

The month with the highest number of snowfall days is January (9.7 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in January /
Average sunshine in January
Indianola, IA

Average daylight in January / Average sunshine in January - Indianola, IA
  • Average daylight in January: 9h and 4min

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 January: 4h and 2min

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 18min).

Average sunshine days in January
Indianola, IA

Average sunshine days in January - Indianola, IA
  • Average sunshine days in January: 19.5 days

The month with the most sunshine days is December (21.9 days).
The month with the least sunshine days is June (11 days).

Average UV index in January
Indianola, IA

Average UV index in January - Indianola, IA
  • Average UV index in January: 1

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

Average cloud cover in January
Indianola, IA

Average cloud cover in January - Indianola, IA
  • Average cloud cover in January: 53

The month with the most cloud cover is January (Cloud cover 53).
The month with the least cloud cover is July (Cloud cover 28).

Average visibility in January
Indianola, IA

Average visibility in January - Indianola, IA
  • Average visibility in January: 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).

Indianola, Iowa, USA

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