January weather forecast
Omro, WI

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Weather in January

January, like December, is a freezing cold winter month in Omro, Wisconsin, with an average temperature fluctuating between 22.3°F (-5.4°C) and 10.8°F (-11.8°C).

Temperature

Omro's January weather, with an average high temperature of 22.3°F (-5.4°C) and an average low temperature of 10.8°F (-11.8°C), tends to be the coldest of the year.

Humidity

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

Rainfall

January is the month with the least rainfall in Omro. Rain falls for 3.4 days and accumulates 0.47" (12mm) of precipitation.

Snowfall

Months with snowfall in Omro are January through May, October through December. The month with the most snowfall is January, when snow falls for 11.8 days and typically aggregates up to 2.24" (57mm) of snow.

Daylight

The average length of the day in January is 9h and 20min.
On the first day of the month, sunrise is at 7:29 am and sunset at 4:27 pm. On the last day of January, in Omro, Wisconsin, sunrise is at 7:13 am and sunset at 5:03 pm CST.

Sunshine

January and February, with an average of 3.4h of sunshine, are months with the least sunshine in Omro.

UV index

January, February, November and December, with an average maximum UV index of 1, are months with the lowest UV index in Omro. A UV Index reading of 2, and below, represents a low threat to health from exposure to the Sun's UV rays for average individuals.
Note: In January, the maximum UV index of 1 translates into these guidelines:
Despite the majority tolerating prolonged sun exposure, those with sensitive skin, infants, and children demand continual protection. Around midday, solar radiation is most harmful; hence, exposure should be limited. To cut down UV radiation exposure by about half, sport a wide-brim hat. Be cautious! The UV radiation from the Sun can be magnified almost twofold by snow reflection.
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Frequently asked questions

What is the coldest time of year in Omro?

January, recording an average high temperature of 22.3°F (-5.4°C) and a low temperature of 10.8°F (-11.8°C), is Omro's coldest month.

How cold is January in Omro?

In Omro, 22.3°F (-5.4°C) is the average high-temperature and 10.8°F (-11.8°C) is the average low-temperature during January.

What is the most humid month in Omro?

The most humid month in Omro, Wisconsin, is January, with an average relative humidity of 89%.

What is the average humidity in January in Omro?

The average relative humidity in January in Omro is 89%.

What is the driest month in Omro?

The month with the least rainfall in Omro, Wisconsin, is January, when the rain falls for 3.4 days and typically collects 0.47" (12mm) of precipitation.

How many days does it rain in January in Omro?

In Omro, Wisconsin, in January, it is raining for 3.4 days, with typically 0.47" (12mm) of accumulated precipitation.

What is the snowiest month in Omro?

The month with the most snowfall in Omro, Wisconsin, is January, when snow falls for 11.8 days and typically aggregates up to 2.24" (57mm) of snow.

How much does it snow in Omro in January?

In Omro, Wisconsin, during January, snow falls for 11.8 days and regularly aggregates up to 2.24" (57mm) of snow.

How many hours of daylight does Omro have in January?

The average day length in January in Omro is 9h and 20min.

When are sunrise and sunset in January in Omro?

In January, on the first day of the month, sunrise is at 7:29 am and sunset at 4:27 pm. On the last day of the month, in Omro, Wisconsin, sunrise is at 7:13 am and sunset at 5:03 pm CST.

What are the months with the least sunshine in Omro?

January and February, with an average of 3.4h of sunshine, are months with the least sunshine.

How many hours of sunshine does Omro have in January?

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

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

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

What is the UV index reading in January in Omro?

In January, the average daily maximum UV index is 1. A UV Index value of 2, and less, symbolizes a low health threat from unprotected exposure to UV radiation.
Today
Tomorrow
Long-term
YearJanuaryFMAMJJASOND
Dec
January
Feb
Average high temperature
28.6°F -1.9°C
22.3°F -5.4°C
25.7°F -3.5°C
Average low temperature
18.5°F -7.5°C
10.8°F -11.8°C
12.9°F -10.6°C
Average pressure
30.08" 764mmHg
30.09" 764mmHg
30.1" 765mmHg
Average wind speed
9.6mph 15.4km/h
9.9mph 15.9km/h
9.9mph 15.9km/h
Average max. wind speed
10.4mph 16.7km/h
10.5mph 16.9km/h
10.6mph 17.1km/h
Average wind speed gusts
15.5mph 24.9km/h
16mph 25.7km/h
16.2mph 26.1km/h
Average humidity
86%
89%
88%
Average rainfall
0.67" 17mm
0.47" 12mm
0.51" 13mm
Average rainfall days
3.6
3.4
2.8
Average snowfall
1.89" 48mm
2.24" 57mm
2.01" 51mm
Average snowfall days
10.5
11.8
10
Average daylight
9h 0min
9h 2min
10h 3min
Average sunshine
3h 4min
3h 2min
3h 2min
Average sunshine days
19.6
19.3
17.2
Average UV index
1
1
1
Average cloud cover
63%
64%
62%
Average visibility
6mi 9.7km
5mi 8km
6mi 9.7km

Average temperature in January
Omro, WI

Average temperature in January - Omro, WI
  • Average high temperature in January: 22.3°F

The warmest month (with the highest average high temperature) is July (78.1°F).
The month with the lowest average high temperature is January (22.3°F).

  • Average low temperature in January: 10.8°F

The month with the highest average low temperature is July (60.6°F).
The coldest month (with the lowest average low temperature) is January (10.8°F).

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Average pressure in January
Omro, WI

Average pressure in January - Omro, WI
  • Average pressure in January: 30.09"Hg

The month with the highest atmospheric pressure is February (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

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Average wind speed in January
Omro, WI

Average wind speed in January - Omro, WI
  • Average wind speed in January: 9.9mph

The windiest month (with the highest average wind speed) is April (10.1mph).
The calmest months (with the lowest average wind speed) are July and August (7.1mph).

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Average humidity in January
Omro, WI

Average humidity in January - Omro, WI
  • Average humidity in January: 89%

The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is April (76%).

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Average rainfall in January
Omro, WI

Average rainfall in January - Omro, WI
  • Average rainfall in January: 0.47"

The wettest month (with the highest rainfall) is June (1.77").
The driest month (with the least rainfall) is January (0.47").

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Average rainfall days in January
Omro, WI

Average rainfall days in January - Omro, WI
  • Average rainfall days in January: 3.4 days

The month with the highest number of rainy days is May (13.5 days).
The month with the least rainy days is February (2.8 days).

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Average snowfall in January
Omro, WI

Average snowfall in January - Omro, WI
  • Average snowfall in January: 2.24"

The month with the highest snowfall is January (2.24").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in January
Omro, WI

Average snowfall days in January - Omro, WI
  • Average snowfall days in January: 11.8 days

The month with the highest number of snowfall days is January (11.8 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
Omro, WI

Average daylight in January / Average sunshine in January - Omro, WI
  • Average daylight in January: 9h and 2min

The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).

  • Average sunshine in January: 3h and 2min

The month with the most sunshine is July (Average sunshine: 10h and 6min).
The months with the least sunshine are January and February (Average sunshine: 3h and 24min).

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Average sunshine days in January
Omro, WI

Average sunshine days in January - Omro, WI
  • Average sunshine days in January: 19.3 days

The month with the most sunshine days is November (19.7 days).
The month with the least sunshine days is June (13.5 days).

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Average UV index in January
Omro, WI

Average UV index in January - Omro, WI
  • Average UV index in January: 1

The month with the highest UV index is 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
Omro, WI

Average cloud cover in January - Omro, WI
  • Average cloud cover in January: 64

The month with the most cloud cover is January (Cloud cover 64).
The months with the least cloud cover are July and August (Cloud cover 33).

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Average visibility in January
Omro, WI

Average visibility in January - Omro, WI
  • Average visibility in January: 5mi

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

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Omro, Wisconsin, USA

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