January weather forecast
Winfield, IA

Share

Weather in January

January, the same as December, in Winfield, Iowa, is another subzero cold winter month, with an average temperature fluctuating between 17.4°F (-8.1°C) and 29.7°F (-1.3°C).

Temperature

In Winfield, the lowest average temperatures are observed in January, with a high of 29.7°F (-1.3°C) and a low of 17.4°F (-8.1°C).

Humidity

In January, the average relative humidity is 81%.

Rainfall

In Winfield, in January, it is raining for 5.3 days, with typically 1.42" (36mm) of accumulated precipitation. In Winfield, during the entire year, the rain falls for 140.1 days and collects up to 29.92" (760mm) of precipitation.

Snowfall

January through April, October through December are months with snowfall. The month with the most snowfall is January, when snow falls for 9.6 days and typically aggregates up to 4.76" (121mm) of snow.

Daylight

In January, the average length of the day is 9h and 37min.
On the first day of the month, sunrise is at 7:30 am and sunset at 4:47 pm. On the last day of January, sunrise is at 7:17 am and sunset at 5:20 pm CST.

Sunshine

With an average of 4h of sunshine, January has the least sunshine of the year in Winfield.

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 unprotected exposure to Sun's UV rays for the average person.
Note: The average daily UV index of 1 in January transforms into the following instructions:
Although prolonged sun exposure does not typically bother most people, children, babies, and those with sensitive skin should always have protection. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. Opt for tightly woven and loose clothing to enhance protection from the Sun. Be alert! Nearly double the UV rays from the Sun can be reflected by snow.
Updated: Aug 18, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What time of the year is the coldest in Winfield?

January tends to be the coldest month, with temperatures averaging a daily high of 29.7°F (-1.3°C) and a low of 17.4°F (-8.1°C).

How cold is January?

Winfield in January has an average high-temperature of 29.7°F (-1.3°C) and an average low-temperature of 17.4°F (-8.1°C).

What is the average humidity in January?

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

How many days does it rain in January?

In Winfield, during January, the rain falls for 5.3 days and regularly aggregates up to 1.42" (36mm) of precipitation.

What is the snowiest month?

January is the month with the most snowfall in Winfield. Snow falls for 9.6 days and accumulates 4.76" (121mm) of snow.

How many days does it snow in January?

In Winfield, during January, snow falls for 9.6 days and regularly aggregates up to 4.76" (121mm) of snow.

What is the average length of the day in January?

The average day length in January is 9h and 37min.

When is the sunrise / sunset in January?

In January, on the first day of the month, sunrise is at 7:30 am and sunset at 4:47 pm. On the last day of the month, sunrise is at 7:17 am and sunset at 5:20 pm CST.

What is the month with the least sunshine?

With an average of 4h of sunshine, January has the least sunshine of the year.

How many hours of sunshine does Winfield have in January?

In Winfield, the average sunshine duration in January is 4h.

When is the lowest UV index?

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

What is the UV index intensity in January?

The average daily maximum UV index in January is 1. A UV Index reading of 2, and below, represents a minimal health vulnerability 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
Winfield, IA

Average temperature in January - Winfield, IA
  • Average high temperature in January: 29.7°F

The warmest month (with the highest average high temperature) is July (82.4°F).
The month with the lowest average high temperature is January (29.7°F).

  • Average low temperature in January: 17.4°F

The month with the highest average low temperature is July (65.3°F).
The coldest month (with the lowest average low temperature) is January (17.4°F).

Average pressure in January
Winfield, IA

Average pressure in January - Winfield, 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 (29.9"Hg).

Average wind speed in January
Winfield, IA

Average wind speed in January - Winfield, IA
  • Average wind speed in January: 10.7mph

The windiest month (with the highest average wind speed) is January (10.7mph).
The calmest months (with the lowest average wind speed) are July and August (6.9mph).

Average humidity in January
Winfield, IA

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

The month with the highest relative humidity is July (83%).
The month with the lowest relative humidity is October (71%).

Average rainfall in January
Winfield, IA

Average rainfall in January - Winfield, IA
  • Average rainfall in January: 1.42"

The wettest month (with the highest rainfall) is May (4.29").
The driest months (with the least rainfall) are February and December (1.38").

Average rainfall days in January
Winfield, IA

Average rainfall days in January - Winfield, IA
  • Average rainfall days in January: 5.3 days

The month with the highest number of rainy days is May (18.3 days).
The month with the least rainy days is February (4.6 days).

Average snowfall in January
Winfield, IA

Average snowfall in January - Winfield, IA
  • Average snowfall in January: 4.76"

The month with the highest snowfall is January (4.76").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in January
Winfield, IA

Average snowfall days in January - Winfield, IA
  • Average snowfall days in January: 9.6 days

The month with the highest number of snowfall days is January (9.6 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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

Average daylight in January / Average sunshine in January - Winfield, 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

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

Average sunshine days in January
Winfield, IA

Average sunshine days in January - Winfield, IA
  • Average sunshine days in January: 16.2 days

The month with the most sunshine days is October (18.4 days).
The month with the least sunshine days is May (10.6 days).

Average UV index in January
Winfield, IA

Average UV index in January - Winfield, 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
Winfield, IA

Average cloud cover in January - Winfield, IA
  • Average cloud cover in January: 56

The month with the most cloud cover is January (Cloud cover 56).
The months with the least cloud cover are July, August and September (Cloud cover 31).

Average visibility in January
Winfield, IA

Average visibility in January - Winfield, 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).

Winfield, Iowa, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location