January weather forecast
Cazenovia, IL

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Weather in January

January, like December, is a freezing cold winter month in Cazenovia, Illinois, with an average temperature fluctuating between 18.5°F (-7.5°C) and 30.2°F (-1°C).

Temperature

The month of January, characterized by an average high of 30.2°F (-1°C) and a low of 18.5°F (-7.5°C), is recognized as the coldest.

Humidity

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

Rainfall

In Cazenovia, in January, during 4.2 rainfall days, 0.75" (19mm) of precipitation is typically accumulated. In Cazenovia, during the entire year, the rain falls for 119 days and collects up to 13.11" (333mm) of precipitation.

Snowfall

Months with snowfall are January through April, October through December. January is the month with the most snowfall in Cazenovia. Snow falls for 10 days and accumulates 1.46" (37mm) of snow.

Daylight

In Cazenovia, Illinois, the average length of the day in January is 9h and 38min.
On the first day of January, sunrise is at 7:21 am and sunset at 4:39 pm. On the last day of the month, sunrise is at 7:08 am and sunset at 5:12 pm CST.

Sunshine

The month with the least sunshine is January, with an average of 3.9h of sunshine.

UV index

The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.
Note: A daily high UV index of 2 in January leads to these guidelines:
Although prolonged sun exposure does not typically bother most people, children, babies, and those with sensitive skin should always have protection. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation. On your guard! Snow's reflection can almost double the intensity of the Sun's UV radiation.

Frequently asked questions

What are the coldest months?

January, noted for its average high-temperature of 30.2°F (-1°C) and an average low-temperature of 18.5°F (-7.5°C), is considered the coldest month.

How cold is it in January?

The high-temperature, in January, in Cazenovia, is 30.2°F (-1°C), while the low-temperature averages to 18.5°F (-7.5°C).

What is the average humidity in January?

The average relative humidity in January is 81%.

How many days does it rain in January?

In January, the rain falls for 4.2 days. Throughout January, 0.75" (19mm) of precipitation is accumulated.

When does it snow the most?

January is the month with the most snowfall. Snow falls for 10 days and accumulates 1.46" (37mm) of snow.

How many days does it snow in January?

In Cazenovia, during January, snow falls for 10 days and regularly aggregates up to 1.46" (37mm) of snow.

What is the average length of the day in January?

In January, the average day length is 9h and 38min.

When are sunrise and sunset in January?

On the first day of January, sunrise is at 7:21 am and sunset at 4:39 pm. On the last day of the month, sunrise is at 7:08 am and sunset at 5:12 pm CST.

What is the month with the least sunshine?

The month with the least sunshine is January, with an average of 3.9h of sunshine.

How long on average sun shines in January?

In Cazenovia, the average sunshine duration in January is 3.9h.

What are the months with the lowest UV index?

The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2.

What is the UV index reading in January?

In Cazenovia, the average daily maximum UV index in January is 2. A UV Index of 2, and less, symbolizes 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
Cazenovia, IL

Average temperature in January - Cazenovia, IL
  • Average high temperature in January: 30.2°F

The warmest month (with the highest average high temperature) is July (81.3°F).
The month with the lowest average high temperature is January (30.2°F).

  • Average low temperature in January: 18.5°F

The month with the highest average low temperature is July (64.9°F).
The coldest month (with the lowest average low temperature) is January (18.5°F).

Average pressure in January
Cazenovia, IL

Average pressure in January - Cazenovia, IL
  • Average pressure in January: 30.14"Hg

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

Average wind speed in January
Cazenovia, IL

Average wind speed in January - Cazenovia, IL
  • Average wind speed in January: 10.4mph

The windiest month (with the highest average wind speed) is April (10.6mph).
The calmest month (with the lowest average wind speed) is August (6.5mph).

Average humidity in January
Cazenovia, IL

Average humidity in January - Cazenovia, IL
  • Average humidity in January: 81%

The month with the highest relative humidity is July (84%).
The month with the lowest relative humidity is October (72%).

Average rainfall in January
Cazenovia, IL

Average rainfall in January - Cazenovia, IL
  • Average rainfall in January: 0.75"

The wettest month (with the highest rainfall) is May (1.69").
The driest month (with the least rainfall) is February (0.63").

Average rainfall days in January
Cazenovia, IL

Average rainfall days in January - Cazenovia, IL
  • Average rainfall days in January: 4.2 days

The month with the highest number of rainy days is May (14.3 days).
The month with the least rainy days is January (4.2 days).

Average snowfall in January
Cazenovia, IL

Average snowfall in January - Cazenovia, IL
  • Average snowfall in January: 1.46"

The month with the highest snowfall is January (1.46").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in January
Cazenovia, IL

Average snowfall days in January - Cazenovia, IL
  • Average snowfall days in January: 10 days

The month with the highest number of snowfall days is January (10 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
Cazenovia, IL

Average daylight in January / Average sunshine in January - Cazenovia, IL
  • 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: 3h and 5min

The month with the most sunshine is June (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).

Average sunshine days in January
Cazenovia, IL

Average sunshine days in January - Cazenovia, IL
  • Average sunshine days in January: 18.9 days

The month with the most sunshine days is December (20.6 days).
The month with the least sunshine days is July (11.6 days).

Average UV index in January
Cazenovia, IL

Average UV index in January - Cazenovia, IL
  • Average UV index in January: 2

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in January
Cazenovia, IL

Average cloud cover in January - Cazenovia, IL
  • Average cloud cover in January: 58

The month with the most cloud cover is January (Cloud cover 58).
The month with the least cloud cover is September (Cloud cover 30).

Average visibility in January
Cazenovia, IL

Average visibility in January - Cazenovia, IL
  • Average visibility in January: 6mi

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

Cazenovia, Illinois, USA

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