January weather forecast
Duncombe, IA

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Weather in January

January, the same as December, in Duncombe, Iowa, is a freezing cold winter month, with temperature in the range of an average low of 12.6°F (-10.8°C) and an average high of 25.2°F (-3.8°C).

Temperature

January, with its high-temperature average of 25.2°F (-3.8°C) and a low-temperature average of 12.6°F (-10.8°C), is the coldest month.

Humidity

With an average relative humidity of 86%, January is the most humid month.

Rainfall

January is the month with the least rainfall in Duncombe. Rain falls for 4.1 days and accumulates 0.98" (25mm) of precipitation.

Snowfall

Months with snowfall in Duncombe, Iowa, are January through May, October through December. In January, it is snowing for 10.5 days. Throughout January, 4.29" (109mm) of snow is accumulated. Throughout the year, there are 41.8 snowfall days, and 16.61" (422mm) of snow is accumulated.

Daylight

In January, the average length of the day in Duncombe is 9h and 29min.
On the first day of the month, sunrise is at 7:45 am and sunset at 4:53 pm. On the last day of January, in Duncombe, sunrise is at 7:30 am and sunset at 5:27 pm CST.

Sunshine

With an average of 3.8h of sunshine, January has the least sunshine of the year in Duncombe.

UV index

With an average maximum UV index of 1, January is the month with the lowest UV index in Duncombe. A UV Index estimate of 2, and below, represents a low health risk from unsafe exposure to UV radiation for ordinary individuals.
Note: The maximum daily UV index of 1 during January translates into the following directions:
Although prolonged sun exposure does not typically bother most people, children, babies, and those with sensitive skin should always have protection. When the Sun is at its strongest around midday, find shade and limit exposure. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense. On your guard! Snow's reflection can almost double the intensity of the Sun's UV radiation.
Updated: Feb 12, 2024 | Published by: Weather U.S. | About Us / Weather Forecasting / Data Sources

Frequently asked questions

What part of the year is the coldest in Duncombe?

With average temperatures fluctuating between a high of 25.2°F (-3.8°C) and a low of 12.6°F (-10.8°C), January stands out as the coldest month in Duncombe, Iowa.

How cold is it in Duncombe in January?

The average high-temperature and low-temperature in Duncombe, Iowa, during January are 25.2°F (-3.8°C) and 12.6°F (-10.8°C) respectively.

What is the most humid month in Duncombe?

The most humid month in Duncombe is January, with an average relative humidity of 86%.

What is the average humidity in January in Duncombe?

In Duncombe, Iowa, the average relative humidity in January is 86%.

What is the driest month in Duncombe?

January is the month with the least rainfall in Duncombe. Rain falls for 4.1 days and accumulates 0.98" (25mm) of precipitation.

How much does it rain in Duncombe in January?

In Duncombe, during January, the rain falls for 4.1 days and regularly aggregates up to 0.98" (25mm) of precipitation.

How many days does it snow in January in Duncombe?

In Duncombe, in January, during 10.5 snowfall days, 4.29" (109mm) of snow is typically accumulated.

What is the average length of the day in January in Duncombe?

In Duncombe, the average day length in January is 9h and 29min.

When is the sunrise / sunset in January in Duncombe?

On the first day of January, sunrise is at 7:45 am and sunset at 4:53 pm. On the last day of the month, sunrise is at 7:30 am and sunset at 5:27 pm CST.

What is the month with the least sunshine in Duncombe?

With an average of 3.8h of sunshine, January has the least sunshine of the year in Duncombe.

How long on average sun shines in January in Duncombe?

In Duncombe, the average sunshine duration in January is 3.8h.

When is the lowest UV index in Duncombe?

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

What is the UV index intensity in January in Duncombe?

In Duncombe, Iowa, the average daily maximum UV index in January is 1. A UV Index estimate of 2, and below, represents a minimal hazard to health 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 January
Duncombe, IA

Average temperature in January - Duncombe, IA
  • Average high temperature in January: 25.2°F

The warmest month (with the highest average high temperature) is July (80.8°F).
The month with the lowest average high temperature is January (25.2°F).

  • Average low temperature in January: 12.6°F

The month with the highest average low temperature is July (63.9°F).
The coldest month (with the lowest average low temperature) is January (12.6°F).

Average pressure in January
Duncombe, IA

Average pressure in January - Duncombe, IA
  • Average pressure in January: 30.15"Hg

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).

Average wind speed in January
Duncombe, IA

Average wind speed in January - Duncombe, IA
  • Average wind speed in January: 10.9mph

The windiest month (with the highest average wind speed) is April (11mph).
The calmest month (with the lowest average wind speed) is July (7.2mph).

Average humidity in January
Duncombe, IA

Average humidity in January - Duncombe, IA
  • Average humidity in January: 86%

The month with the highest relative humidity is January (86%).
The month with the lowest relative humidity is October (69%).

Average rainfall in January
Duncombe, IA

Average rainfall in January - Duncombe, IA
  • Average rainfall in January: 0.98"

The wettest month (with the highest rainfall) is June (4.02").
The driest month (with the least rainfall) is January (0.98").

Average rainfall days in January
Duncombe, IA

Average rainfall days in January - Duncombe, IA
  • Average rainfall days in January: 4.1 days

The month with the highest number of rainy days is June (18.1 days).
The month with the least rainy days is February (3.8 days).

Average snowfall in January
Duncombe, IA

Average snowfall in January - Duncombe, IA
  • Average snowfall in January: 4.29"

The month with the highest snowfall is February (4.65").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in January
Duncombe, IA

Average snowfall days in January - Duncombe, IA
  • Average snowfall days in January: 10.5 days

The month with the highest number of snowfall days is January (10.5 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in January / Average sunshine in January - Duncombe, IA
  • Average daylight in January: 9h and 3min

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 6min).

  • Average sunshine in January: 3h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).

Average sunshine days in January
Duncombe, IA

Average sunshine days in January - Duncombe, IA
  • Average sunshine days in January: 17.3 days

The month with the most sunshine days is November (18.7 days).
The month with the least sunshine days is June (9.8 days).

Average UV index in January
Duncombe, IA

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

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

Average cloud cover in January
Duncombe, IA

Average cloud cover in January - Duncombe, IA
  • Average cloud cover in January: 58

The month with the most cloud cover is January (Cloud cover 58).
The month with the least cloud cover is September (Cloud cover 31).

Average visibility in January
Duncombe, IA

Average visibility in January - Duncombe, IA
  • Average visibility in January: 5mi

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

Duncombe, Iowa, USA

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