January weather forecast
Watertown, MN

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Weather in January

January, like December, is another subzero cold winter month in Watertown, Minnesota, with an average temperature varying between 20.1°F (-6.6°C) and 7.2°F (-13.8°C).

Temperature

January is the month that records the lowest temperatures, with averages ranging from a high of 20.1°F (-6.6°C) to a low of 7.2°F (-13.8°C).

Humidity

January is the most humid month in Watertown, with an average relative humidity of 90%.

Rainfall

The month with the least rainfall in Watertown is January, when the rain falls for 2.3 days and typically collects 0.63" (16mm) of precipitation.

Snowfall

Months with snowfall in Watertown are January through May, October through December. In January, it is snowing for 13 days. Throughout January, 3.62" (92mm) of snow is accumulated. In Watertown, during the entire year, snow falls for 53.2 days and aggregates up to 20.83" (529mm) of snow.

Daylight

In January, the average length of the day is 9h and 15min.
On the first day of January in Watertown, sunrise is at 7:53 am and sunset at 4:44 pm. On the last day of the month, sunrise is at 7:36 am and sunset at 5:21 pm CST.

Sunshine

With an average of 3.3h of sunshine, January has the least sunshine of the year in Watertown.

UV index

January, February, November and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index reading of 2, and below, represents a minimal health hazard from exposure to the Sun's UV radiation for the ordinary person.
Note: The maximum UV index, 1 during January, leads to the following recommendations:
Unlike children, who always need sun protection, most individuals can remain in the sun for up to an hour without getting burnt. Around midday, solar radiation is most harmful; hence, exposure should be limited. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage. Be prepared! The intensity of the Sun's UV radiation can be amplified nearly double due to snow reflection.
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Frequently asked questions

What time of the year is the coldest in Watertown?

The lowest temperatures in Watertown, Minnesota, are recorded in January, with averages reaching a high of 20.1°F (-6.6°C) and a low of 7.2°F (-13.8°C).

How cold is it in Watertown in January?

During January, Watertown experiences an average high-temperature of 20.1°F (-6.6°C) and a low-temperature of 7.2°F (-13.8°C).

What is the most humid month in Watertown?

The most humid month in Watertown, Minnesota, is January, with an average relative humidity of 90%.

What is the average humidity in January in Watertown?

The average relative humidity in January in Watertown, Minnesota, is 90%.

What is the driest month in Watertown?

January is the month with the least rainfall in Watertown, Minnesota. Rain falls for 2.3 days and accumulates 0.63" (16mm) of precipitation.

How many days does it rain in January in Watertown?

In Watertown, Minnesota, in January, during 2.3 rainfall days, 0.63" (16mm) of precipitation is typically accumulated.

How much does it snow in Watertown in January?

In January, in Watertown, it is snowing for 13 days. Throughout January, 3.62" (92mm) of snow is accumulated.

How many hours of daylight does Watertown have in January?

In Watertown, the average day length in January is 9h and 15min.

When are sunrise and sunset in January in Watertown?

In January, on the first day of the month, sunrise is at 7:53 am and sunset at 4:44 pm. On the last day of the month, in Watertown, sunrise is at 7:36 am and sunset at 5:21 pm CST.

What is the month with the least sunshine in Watertown?

The month with the least sunshine is January, with an average of 3.3h of sunshine.

How long on average sun shines in January in Watertown?

The average sunshine duration in January in Watertown is 3.3h.

When is the lowest UV index in Watertown?

The months with the lowest UV index in Watertown are January, February, November and December, with an average maximum UV index of 1.

How high is the UV index in January in Watertown?

The average daily maximum UV index in January is 1. A UV Index estimate of 2, and below, represents a minimal hazard to health 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
Watertown, MN

Average temperature in January - Watertown, MN
  • Average high temperature in January: 20.1°F

The warmest month (with the highest average high temperature) is July (80.2°F).
The month with the lowest average high temperature is January (20.1°F).

  • Average low temperature in January: 7.2°F

The month with the highest average low temperature is July (62.4°F).
The coldest month (with the lowest average low temperature) is January (7.2°F).

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Average pressure in January
Watertown, MN

Average pressure in January - Watertown, MN
  • Average pressure in January: 30.14"Hg

The months with the highest atmospheric pressure are January and February (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).

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Average wind speed in January
Watertown, MN

Average wind speed in January - Watertown, MN
  • Average wind speed in January: 8.4mph

The windiest month (with the highest average wind speed) is April (9.3mph).
The calmest months (with the lowest average wind speed) are July and August (6.9mph).

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Average humidity in January
Watertown, MN

Average humidity in January - Watertown, MN
  • Average humidity in January: 90%

The month with the highest relative humidity is January (90%).
The month with the lowest relative humidity is April (71%).

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Average rainfall in January
Watertown, MN

Average rainfall in January - Watertown, MN
  • Average rainfall in January: 0.63"

The wettest month (with the highest rainfall) is June (3.78").
The driest month (with the least rainfall) is January (0.63").

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Average rainfall days in January
Watertown, MN

Average rainfall days in January - Watertown, MN
  • Average rainfall days in January: 2.3 days

The month with the highest number of rainy days is June (17.5 days).
The month with the least rainy days is January (2.3 days).

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Average snowfall in January
Watertown, MN

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

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

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Average snowfall days in January
Watertown, MN

Average snowfall days in January - Watertown, MN
  • Average snowfall days in January: 13 days

The month with the highest number of snowfall days is January (13 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
Watertown, MN

Average daylight in January / Average sunshine in January - Watertown, 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 6min).
The month with the least sunshine is January (Average sunshine: 3h and 18min).

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Average sunshine days in January
Watertown, MN

Average sunshine days in January - Watertown, MN
  • Average sunshine days in January: 17.3 days

The month with the most sunshine days is October (18.6 days).
The month with the least sunshine days is June (10.2 days).

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Average UV index in January
Watertown, MN

Average UV index in January - Watertown, 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, February, November and December (UV index 1).

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Average cloud cover in January
Watertown, MN

Average cloud cover in January - Watertown, MN
  • Average cloud cover in January: 65

The month with the most cloud cover is January (Cloud cover 65).
The month with the least cloud cover is August (Cloud cover 30).

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Average visibility in January
Watertown, MN

Average visibility in January - Watertown, MN
  • Average visibility in January: 4mi

The months with the highest visibility are April, May, June, July, August, September, October and November (6mi).
The month with the lowest visibility is January (4mi).

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Watertown, Minnesota, USA

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