January weather forecast
Millerton, IA

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Weather in January

January, like December, is a freezing cold winter month in Millerton, Iowa, with an average temperature ranging between min 16.5°F (-8.6°C) and max 30°F (-1.1°C).

Temperature

January is the coldest month, with the temperature often reaching an average high of 30°F (-1.1°C) and an average low of 16.5°F (-8.6°C).

Humidity

The average relative humidity in January is 81%.

Rainfall

January and December are months with the least rain when the rain falls for 4.5 days and typically aggregates up to 0.71" (18mm) of rain.

Snowfall

January through May, October through December are months with snowfall in Millerton. The month with the most snowfall is January, when snow falls for 8.6 days and typically aggregates up to 3.23" (82mm) of snow.

Daylight

In Millerton, the average length of the day in January is 9h and 38min.
On the first day of the month, sunrise is at 7:37 am and sunset at 4:55 pm. On the last day of January, in Millerton, sunrise is at 7:24 am and sunset at 5:28 pm CST.

Sunshine

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

UV index

January is the month with the lowest UV index, with an average maximum UV index of 1. A UV Index of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV rays for the ordinary person.
Note: In January, a regular UV index of 1 translates into these guidelines:
While sun exposure does not greatly affect most, individuals with fair skin, babies, and children always need vigilant safeguarding. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes. Remember to consider! The UV radiation from the Sun can be intensified nearly twice by the reflection of snow.
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Frequently asked questions

What is the coldest time of year in Millerton?

In Millerton, January registers the lowest temperatures, averaging 30°F (-1.1°C) at the peak and 16.5°F (-8.6°C) at the lowest.

How cold is January in Millerton?

In January, the average high-temperature and low-temperature are 30°F (-1.1°C) and 16.5°F (-8.6°C) respectively.

What is the average humidity in January in Millerton?

In Millerton, Iowa, the average relative humidity in January is 81%.

What is the driest month in Millerton?

The months with the least rainfall in Millerton, Iowa, are January and December Rain falls for 4.5 days and accumulates 0.71" (18mm) of rain.

How many days does it rain in January in Millerton?

In Millerton, Iowa, in January, it is raining for 4.5 days, with typically 0.71" (18mm) of accumulated precipitation.

What is the snowiest month in Millerton?

January is the month with the most snowfall. Snow falls for 8.6 days and accumulates 3.23" (82mm) of snow.

How many days does it snow in January in Millerton?

In Millerton, Iowa, during January, snow falls for 8.6 days and regularly aggregates up to 3.23" (82mm) of snow.

How many hours of daylight does Millerton have in January?

The average day length in January in Millerton, Iowa, is 9h and 38min.

When are sunrise and sunset in January in Millerton?

In January, on the first day of the month, sunrise is at 7:37 am and sunset at 4:55 pm. On the last day of the month, sunrise is at 7:24 am and sunset at 5:28 pm CST.

What is the month with the least sunshine in Millerton?

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

How long on average sun shines in January in Millerton?

The average sunshine duration in January is 4.3h.

What is the month with the lowest UV index in Millerton?

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

What is the UV index reading in January in Millerton?

In January, the average daily maximum UV index in Millerton is 1. A UV Index estimate of 2, and below, represents a low health risk from unsafe 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
Millerton, IA

Average temperature in January - Millerton, IA
  • Average high temperature in January: 30°F

The warmest month (with the highest average high temperature) is July (83.3°F).
The month with the lowest average high temperature is January (30°F).

  • Average low temperature in January: 16.5°F

The month with the highest average low temperature is July (66°F).
The coldest month (with the lowest average low temperature) is January (16.5°F).

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Average pressure in January
Millerton, IA

Average pressure in January - Millerton, 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).

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Average wind speed in January
Millerton, IA

Average wind speed in January - Millerton, IA
  • Average wind speed in January: 10.6mph

The windiest months (with the highest average wind speed) are January and March (10.6mph).
The calmest months (with the lowest average wind speed) are July and August (7mph).

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Average humidity in January
Millerton, IA

Average humidity in January - Millerton, IA
  • Average humidity in January: 81%

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 January
Millerton, IA

Average rainfall in January - Millerton, IA
  • Average rainfall in January: 0.71"

The wettest month (with the highest rainfall) is June (3.31").
The driest months (with the least rainfall) are January and December (0.71").

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Average rainfall days in January
Millerton, IA

Average rainfall days in January - Millerton, IA
  • Average rainfall days in January: 4.5 days

The month with the highest number of rainy days is May (16.8 days).
The month with the least rainy days is January (4.5 days).

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Average snowfall in January
Millerton, IA

Average snowfall in January - Millerton, IA
  • Average snowfall in January: 3.23"

The month with the highest snowfall is January (3.23").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in January
Millerton, IA

Average snowfall days in January - Millerton, IA
  • Average snowfall days in January: 8.6 days

The month with the highest number of snowfall days is January (8.6 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in January / Average sunshine in January - Millerton, 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 18min).

  • 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).

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Average sunshine days in January
Millerton, IA

Average sunshine days in January - Millerton, IA
  • Average sunshine days in January: 20.1 days

The month with the most sunshine days is November (21.1 days).
The month with the least sunshine days is June (10.7 days).

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Average UV index in January
Millerton, IA

Average UV index in January - Millerton, 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).

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Average cloud cover in January
Millerton, IA

Average cloud cover in January - Millerton, IA
  • Average cloud cover in January: 52

The month with the most cloud cover is January (Cloud cover 52).
The months with the least cloud cover are July, August and September (Cloud cover 29).

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Average visibility in January
Millerton, IA

Average visibility in January - Millerton, 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).

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Millerton, Iowa, USA

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