January weather forecast
Missouri Valley, IA

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Weather in January

January, like December, is another subzero cold winter month in Missouri Valley, Iowa, with an average temperature ranging between max 28.9°F (-1.7°C) and min 15.3°F (-9.3°C).

Temperature

January stands out as Missouri Valley's coldest month, with an average high-temperature of 28.9°F (-1.7°C) and a low-temperature of 15.3°F (-9.3°C).

Humidity

The most humid month is January, with an average relative humidity of 81%.

Rainfall

January is the month with the least rainfall in Missouri Valley. Rain falls for 2.4 days and accumulates 0.39" (10mm) of precipitation.

Snowfall

Months with snowfall are January through April, October through December. In Missouri Valley, Iowa, during January, snow falls for 7.9 days and regularly aggregates up to 1.81" (46mm) of snow. Throughout the year, in Missouri Valley, there are 27.6 snowfall days, and 7.28" (185mm) of snow is accumulated.

Daylight

The average length of the day in January is 9h and 35min.
On the first day of January in Missouri Valley, sunrise is at 7:50 am and sunset at 5:03 pm. On the last day of the month, sunrise is at 7:36 am and sunset at 5:37 pm CST.

Sunshine

The month with the least sunshine is January, with an average of 4.6h of sunshine.

UV index

January, February, October through December, with an average maximum UV index of 2, are months with the lowest UV index in Missouri Valley. A UV Index value of 2, and less, symbolizes a low health risk from exposure to the Sun's UV radiation for average individuals.
Note: In January, the UV index of 2 transforms into the following advice:
While sun exposure does not greatly affect most, individuals with fair skin, babies, and children always need vigilant safeguarding. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit. Warning! The reflection from snow can nearly magnify the Sun's UV radiation twofold.
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Frequently asked questions

What time of the year is the coldest in Missouri Valley?

In Missouri Valley, January is the month with the lowest recorded average temperatures, measuring a high of 28.9°F (-1.7°C) and a low of 15.3°F (-9.3°C).

How cold is it in Missouri Valley in January?

Missouri Valley in January has an average high-temperature of 28.9°F (-1.7°C) and an average low-temperature of 15.3°F (-9.3°C).

What is the most humid month in Missouri Valley?

January is the most humid month in Missouri Valley, with an average relative humidity of 81%.

What is the average humidity in January in Missouri Valley?

The average relative humidity in January is 81%.

What is the driest month in Missouri Valley?

The month with the least rainfall in Missouri Valley, Iowa, is January, when the rain falls for 2.4 days and typically collects 0.39" (10mm) of precipitation.

How much does it rain in Missouri Valley in January?

In January, in Missouri Valley, Iowa, the rain falls for 2.4 days. Throughout January, 0.39" (10mm) of precipitation is accumulated.

How many days does it snow in January in Missouri Valley?

In Missouri Valley, Iowa, in January, snow falls for 7.9 days, with typically accumulated 1.81" (46mm) of snow.

What is the average length of the day in January in Missouri Valley?

In Missouri Valley, the average day length in January is 9h and 35min.

When are sunrise and sunset in January in Missouri Valley?

In January, on the first day of the month, sunrise is at 7:50 am and sunset at 5:03 pm. On the last day of the month, in Missouri Valley, sunrise is at 7:36 am and sunset at 5:37 pm CST.

What is the month with the least sunshine in Missouri Valley?

The month with the least sunshine in Missouri Valley, Iowa, is January, with an average of 4.6h of sunshine.

How many hours of sunshine does Missouri Valley have in January?

In Missouri Valley, the average sunshine duration in January is 4.6h.

What is the month with the lowest UV index in Missouri Valley?

January, February, October through December, with an average maximum UV index of 2, are months with the lowest UV index in Missouri Valley.

What is the UV index intensity in January in Missouri Valley?

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

Average temperature in January - Missouri Valley, IA
  • Average high temperature in January: 28.9°F

The warmest month (with the highest average high temperature) is July (84.2°F).
The month with the lowest average high temperature is January (28.9°F).

  • Average low temperature in January: 15.3°F

The month with the highest average low temperature is July (65.5°F).
The coldest month (with the lowest average low temperature) is January (15.3°F).

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Average pressure in January
Missouri Valley, IA

Average pressure in January - Missouri Valley, 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 (29.86"Hg).

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Average wind speed in January
Missouri Valley, IA

Average wind speed in January - Missouri Valley, IA
  • Average wind speed in January: 10.3mph

The windiest month (with the highest average wind speed) is April (10.7mph).
The calmest month (with the lowest average wind speed) is July (7.1mph).

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Average humidity in January
Missouri Valley, IA

Average humidity in January - Missouri Valley, IA
  • Average humidity in January: 81%

The month with the highest relative humidity is January (81%).
The month with the lowest relative humidity is October (66%).

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Average rainfall in January
Missouri Valley, IA

Average rainfall in January - Missouri Valley, IA
  • Average rainfall in January: 0.39"

The wettest month (with the highest rainfall) is June (2.68").
The driest month (with the least rainfall) is January (0.39").

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Average rainfall days in January
Missouri Valley, IA

Average rainfall days in January - Missouri Valley, IA
  • Average rainfall days in January: 2.4 days

The month with the highest number of rainy days is May (14.8 days).
The month with the least rainy days is January (2.4 days).

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Average snowfall in January
Missouri Valley, IA

Average snowfall in January - Missouri Valley, IA
  • Average snowfall in January: 1.81"

The month with the highest snowfall is February (1.85").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in January
Missouri Valley, IA

Average snowfall days in January - Missouri Valley, IA
  • Average snowfall days in January: 7.9 days

The month with the highest number of snowfall days is January (7.9 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
Missouri Valley, IA

Average daylight in January / Average sunshine in January - Missouri Valley, 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 4min

The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 4h and 36min).

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Average sunshine days in January
Missouri Valley, IA

Average sunshine days in January - Missouri Valley, IA
  • Average sunshine days in January: 21.3 days

The month with the most sunshine days is December (22.7 days).
The month with the least sunshine days is May (13.1 days).

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Average UV index in January
Missouri Valley, IA

Average UV index in January - Missouri Valley, IA
  • Average UV index in January: 2

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, October, November and December (UV index 2).

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Average cloud cover in January
Missouri Valley, IA

Average cloud cover in January - Missouri Valley, IA
  • Average cloud cover in January: 50

The month with the most cloud cover is January (Cloud cover 50).
The month with the least cloud cover is July (Cloud cover 26).

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Average visibility in January
Missouri Valley, IA

Average visibility in January - Missouri Valley, 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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Missouri Valley, Iowa, USA

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