January weather forecast
Johnson, MN

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Weather in January

January, like December, is another subzero cold winter month in Johnson, Minnesota, with an average temperature fluctuating between 4.8°F (-15.1°C) and 18.7°F (-7.4°C).

Temperature

Johnson reaches its lowest average temperatures in January, measuring 18.7°F (-7.4°C) at the peak and 4.8°F (-15.1°C) at the lowest.

Humidity

January is the most humid month in Johnson, Minnesota, with an average relative humidity of 89%.

Rainfall

In Johnson, in January, it is raining for 2.7 days, with typically 0.59" (15mm) of accumulated precipitation. In Johnson, during the entire year, the rain falls for 102 days and collects up to 19.17" (487mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. In Johnson, in January, during 12.3 snowfall days, 3.62" (92mm) of snow is typically accumulated. In Johnson, during the entire year, snow falls for 54.3 days and aggregates up to 19.17" (487mm) of snow.

Daylight

The average length of the day in January in Johnson is 9h and 11min.
On the first day of January in Johnson, sunrise is at 8:05 am and sunset at 4:51 pm. On the last day of the month, sunrise is at 7:47 am and sunset at 5:29 pm CST.

Sunshine

The month with the least sunshine in Johnson, Minnesota, is January, with an average of 3.4h of sunshine.

UV index

The months with the lowest UV index are January and December, 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 average individuals.
Note: The UV index of 1 during January leads to these advisories:
While most individuals can withstand prolonged sun exposure, it is imperative that babies, children, and those with sensitive skin always be shielded. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. Always opt for UVA and UVB-resistant sunglasses on radiant days. Heads up! The UV radiation from the Sun can almost be doubled by snow reflection.
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the coldest months in Johnson?

In Johnson, January is the month with the lowest recorded average temperatures, measuring a high of 18.7°F (-7.4°C) and a low of 4.8°F (-15.1°C).

How cold is it in Johnson in January?

January temperatures in Johnson, Minnesota, vary between a high-temperature of 18.7°F (-7.4°C) and a low-temperature of 4.8°F (-15.1°C).

What is the most humid month in Johnson?

With an average relative humidity of 89%, January is the most humid month in Johnson.

What is the average humidity in January in Johnson?

In January, the average relative humidity in Johnson, Minnesota, is 89%.

How much does it rain in Johnson in January?

In Johnson, in January, it is raining for 2.7 days, with typically 0.59" (15mm) of accumulated precipitation.

How many days does it snow in January in Johnson?

In Johnson, Minnesota, during January, snow falls for 12.3 days and regularly aggregates up to 3.62" (92mm) of snow.

How many hours of daylight does Johnson have in January?

In Johnson, the average day length in January is 9h and 11min.

When is the sunrise / sunset in January in Johnson?

On the first day of January in Johnson, sunrise is at 8:05 am and sunset at 4:51 pm. On the last day of the month, sunrise is at 7:47 am and sunset at 5:29 pm CST.

What is the month with the least sunshine in Johnson?

January has the least sunshine of the year in Johnson, with an average of 3.4h of sunshine.

How many hours of sunshine does Johnson have in January?

In Johnson, the average sunshine duration in January is 3.4h.

What are the months with the lowest UV index in Johnson?

January and December, with an average maximum UV index of 1, are months with the lowest UV index.

What is the UV index intensity in January in Johnson?

The average daily maximum UV index in January in Johnson is 1. A UV Index estimate of 2, and below, represents a minimal hazard to health from exposure to the Sun's UV radiation.
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
Johnson, MN

Average temperature in January - Johnson, MN
  • Average high temperature in January: 18.7°F

The warmest months (with the highest average high temperature) are July and August (81.3°F).
The month with the lowest average high temperature is January (18.7°F).

  • Average low temperature in January: 4.8°F

The month with the highest average low temperature is July (62.1°F).
The coldest month (with the lowest average low temperature) is January (4.8°F).

Average pressure in January
Johnson, MN

Average pressure in January - Johnson, MN
  • Average pressure in January: 30.16"Hg

The months with the highest atmospheric pressure are January and February (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.86"Hg).

Average wind speed in January
Johnson, MN

Average wind speed in January - Johnson, MN
  • Average wind speed in January: 9.9mph

The windiest month (with the highest average wind speed) is April (10.6mph).
The calmest month (with the lowest average wind speed) is July (8mph).

Average humidity in January
Johnson, MN

Average humidity in January - Johnson, MN
  • Average humidity in January: 89%

The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is September (65%).

Average rainfall in January
Johnson, MN

Average rainfall in January - Johnson, MN
  • Average rainfall in January: 0.59"

The wettest months (with the highest rainfall) are June and July (3.03").
The driest month (with the least rainfall) is February (0.55").

Average rainfall days in January
Johnson, MN

Average rainfall days in January - Johnson, MN
  • Average rainfall days in January: 2.7 days

The month with the highest number of rainy days is June (15.4 days).
The month with the least rainy days is February (2 days).

Average snowfall in January
Johnson, MN

Average snowfall in January - Johnson, MN
  • Average snowfall in January: 3.62"

The month with the highest snowfall is December (4.45").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in January
Johnson, MN

Average snowfall days in January - Johnson, MN
  • Average snowfall days in January: 12.3 days

The month with the highest number of snowfall days is January (12.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in January /
Average sunshine in January
Johnson, MN

Average daylight in January / Average sunshine in January - Johnson, MN
  • Average daylight in January: 9h and 1min

The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).

  • Average sunshine in January: 3h and 2min

The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is January (Average sunshine: 3h and 24min).

Average sunshine days in January
Johnson, MN

Average sunshine days in January - Johnson, MN
  • Average sunshine days in January: 16.7 days

The month with the most sunshine days is September (19.5 days).
The month with the least sunshine days is June (12.4 days).

Average UV index in January
Johnson, MN

Average UV index in January - Johnson, MN
  • Average UV index in January: 1

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

Average cloud cover in January
Johnson, MN

Average cloud cover in January - Johnson, MN
  • Average cloud cover in January: 63

The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is August (Cloud cover 25).

Average visibility in January
Johnson, MN

Average visibility in January - Johnson, MN
  • Average visibility in January: 5mi

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

Johnson, Minnesota, USA

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