January weather forecast
Anamosa, IA

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Weather in January

January, the same as December, in Anamosa, Iowa, is another subzero cold winter month, with an average temperature ranging between min 13.5°F (-10.3°C) and max 25.5°F (-3.6°C).

Temperature

Anamosa witnesses the coldest weather in January, with temperatures averaging a high of 25.5°F (-3.6°C) and a low of 13.5°F (-10.3°C).

Humidity

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

Rainfall

In January, the rain falls for 4.1 days. Throughout January, 1.18" (30mm) of precipitation is accumulated. Throughout the year, there are 137.5 rainfall days, and 27.68" (703mm) of precipitation is accumulated.

Snowfall

January through April, October through December are months with snowfall. The month with the most snowfall is January, when snow falls for 11.3 days and typically aggregates up to 5.16" (131mm) of snow.

Daylight

In Anamosa, the average length of the day in January is 9h and 32min.
On the first day of the month, sunrise is at 7:33 am and sunset at 4:43 pm. On the last day of January, sunrise is at 7:19 am and sunset at 5:17 pm CST.

Sunshine

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

UV index

In Anamosa, the average daily maximum UV index in January is 2. A UV Index of 2, and less, symbolizes a low threat to health from unsafe exposure to UV radiation for the ordinary person.
Note: The maximum UV index, 2 during January, leads to the following recommendations:
Many can withstand an hour in the sun without burning, yet children must always have protection against sunlight. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation. Mind you! Snow reflection can increase the intensity of the Sun's UV radiation nearly twofold.

Frequently asked questions

What is the coldest month?

In Anamosa, January is known for its average lowest temperatures, reaching a high of 25.5°F (-3.6°C) and a low of 13.5°F (-10.3°C).

How cold is January in Anamosa?

An average high-temperature, in January, in Anamosa, is 25.5°F (-3.6°C) and the average low-temperature is 13.5°F (-10.3°C).

What is the most humid month?

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

What is the average humidity in January?

In January, the average relative humidity is 86%.

How much does it rain in January?

In Anamosa, Iowa, in January, it is raining for 4.1 days, with typically 1.18" (30mm) of accumulated precipitation.

What is the snowiest month?

The month with the most snowfall is January, when snow falls for 11.3 days and typically aggregates up to 5.16" (131mm) of snow.

How many days does it snow in January?

In Anamosa, during January, snow falls for 11.3 days and regularly aggregates up to 5.16" (131mm) of snow.

How many hours of daylight does Anamosa have in January?

The average day length in January in Anamosa, Iowa, is 9h and 32min.

When is the sunrise / sunset in January?

On the first day of January, sunrise is at 7:33 am and sunset at 4:43 pm. On the last day of the month, sunrise is at 7:19 am and sunset at 5:17 pm CST.

What is the month with the least sunshine?

The month with the least sunshine in Anamosa is January, with an average of 3.8h of sunshine.

How long on average sun shines in January?

The average sunshine duration in January is 3.8h.

What is the UV index intensity in January?

In Anamosa, the average daily maximum UV index in January is 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability 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
Anamosa, IA

Average temperature in January - Anamosa, IA
  • Average high temperature in January: 25.5°F

The warmest month (with the highest average high temperature) is July (80.1°F).
The month with the lowest average high temperature is January (25.5°F).

  • Average low temperature in January: 13.5°F

The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (13.5°F).

Average pressure in January
Anamosa, IA

Average pressure in January - Anamosa, IA
  • Average pressure in January: 30.13"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 January
Anamosa, IA

Average wind speed in January - Anamosa, IA
  • Average wind speed in January: 10.5mph

The windiest month (with the highest average wind speed) is April (10.8mph).
The calmest months (with the lowest average wind speed) are July and August (7mph).

Average humidity in January
Anamosa, IA

Average humidity in January - Anamosa, 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 (74%).

Average rainfall in January
Anamosa, IA

Average rainfall in January - Anamosa, IA
  • Average rainfall in January: 1.18"

The wettest month (with the highest rainfall) is May (4.45").
The driest month (with the least rainfall) is February (1.02").

Average rainfall days in January
Anamosa, IA

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

The month with the highest number of rainy days is May (18.2 days).
The month with the least rainy days is January (4.1 days).

Average snowfall in January
Anamosa, IA

Average snowfall in January - Anamosa, IA
  • Average snowfall in January: 5.16"

The month with the highest snowfall is January (5.16").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in January
Anamosa, IA

Average snowfall days in January - Anamosa, IA
  • Average snowfall days in January: 11.3 days

The month with the highest number of snowfall days is January (11.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in January / Average sunshine in January - Anamosa, 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 12min).

  • Average sunshine in January: 3h and 5min

The months with the most sunshine are July and August (Average sunshine: 9h and 48min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).

Average sunshine days in January
Anamosa, IA

Average sunshine days in January - Anamosa, IA
  • Average sunshine days in January: 16.5 days

The month with the most sunshine days is December (18.2 days).
The month with the least sunshine days is May (10.9 days).

Average UV index in January
Anamosa, IA

Average UV index in January - Anamosa, IA
  • Average UV index in January: 2

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

Average cloud cover in January
Anamosa, IA

Average cloud cover in January - Anamosa, IA
  • Average cloud cover in January: 59

The month with the most cloud cover is January (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 30).

Average visibility in January
Anamosa, IA

Average visibility in January - Anamosa, IA
  • Average visibility in January: 6mi

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

Anamosa, Iowa, USA

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