January weather forecast
Batavia, IL

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Weather in January

January, the same as December, in Batavia, Illinois, is another subzero cold winter month, with an average temperature fluctuating between 16°F (-8.9°C) and 27.9°F (-2.3°C).

Temperature

Batavia experiences its lowest temperatures in January, with an average peak of 27.9°F (-2.3°C) and a low of 16°F (-8.9°C).

Humidity

January, February and July, with an average relative humidity of 83%, are the most humid months.

Rainfall

In Batavia, in January, during 4.3 rainfall days, 0.59" (15mm) of precipitation is typically accumulated. Throughout the year, there are 120.4 rainfall days, and 12.32" (313mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through April, October through December. January is the month with the most snowfall. Snow falls for 9.1 days and accumulates 1.69" (43mm) of snow.

Daylight

In January, the average length of the day is 9h and 33min.
On the first day of the month, sunrise is at 7:20 am and sunset at 4:32 pm. On the last day of January, sunrise is at 7:06 am and sunset at 5:06 pm CST.

Sunshine

With an average of 3.8h of sunshine, January has the least sunshine of the year.

UV index

The months with the lowest UV index are January and December, with an average maximum UV index of 1. A UV Index reading of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV rays for average individuals.
Note: An average maximum UV index of 1 in January leads to these recommendations:
Sun exposure does not present considerable issues for many, yet infants, fair-skinned people, and children necessitate constant protection. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key. Pay attention! The reflection of snow can enhance the Sun's UV radiation almost double.
Updated: Aug 11, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the coldest months?

Batavia's coldest month, January, registers temperatures that range from a high of 27.9°F (-2.3°C) to a low of 16°F (-8.9°C).

How cold is it in January?

In January, the average high-temperature and low-temperature are 27.9°F (-2.3°C) and 16°F (-8.9°C) respectively.

What are the most humid months?

January, February and July, with an average relative humidity of 83%, are most humid months.

What is the average humidity in January?

In January, the average relative humidity is 83%.

How many days does it rain in January?

In January, the rain falls for 4.3 days. Throughout January, 0.59" (15mm) of precipitation is accumulated.

What is the snowiest month?

The month with the most snowfall is January, when snow falls for 9.1 days and typically aggregates up to 1.69" (43mm) of snow.

How much does it snow in January?

In Batavia, during January, snow falls for 9.1 days and regularly aggregates up to 1.69" (43mm) of snow.

How many hours of daylight does Batavia have in January?

In January, the average day length is 9h and 33min.

What time are sunrise and sunset in January?

In January, on the first day of the month, sunrise is at 7:20 am and sunset at 4:32 pm. On the last day of the month, sunrise is at 7:06 am and sunset at 5:06 pm CST.

What is the month with the least sunshine?

With an average of 3.8h of sunshine, January has the least sunshine of the year.

How many hours of sunshine does Batavia have in January?

In Batavia, the average sunshine duration in January is 3.8h.

What is the month with the lowest UV index in Batavia?

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 Batavia, the average daily maximum UV index in January is 1. A UV Index estimate of 2, and below, represents a minimal health vulnerability from 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
Batavia, IL

Average temperature in January - Batavia, IL
  • Average high temperature in January: 27.9°F

The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is January (27.9°F).

  • Average low temperature in January: 16°F

The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (16°F).

Average pressure in January
Batavia, IL

Average pressure in January - Batavia, IL
  • Average pressure in January: 30.11"Hg

The month with the highest atmospheric pressure is January (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

Average wind speed in January
Batavia, IL

Average wind speed in January - Batavia, IL
  • Average wind speed in January: 9.8mph

The windiest months (with the highest average wind speed) are January and February (9.8mph).
The calmest month (with the lowest average wind speed) is August (6mph).

Average humidity in January
Batavia, IL

Average humidity in January - Batavia, IL
  • Average humidity in January: 83%

The months with the highest relative humidity are January, February and July (83%).
The month with the lowest relative humidity is October (74%).

Average rainfall in January
Batavia, IL

Average rainfall in January - Batavia, IL
  • Average rainfall in January: 0.59"

The wettest month (with the highest rainfall) is May (1.97").
The driest month (with the least rainfall) is February (0.51").

Average rainfall days in January
Batavia, IL

Average rainfall days in January - Batavia, IL
  • Average rainfall days in January: 4.3 days

The month with the highest number of rainy days is June (15.5 days).
The month with the least rainy days is January (4.3 days).

Average snowfall in January
Batavia, IL

Average snowfall in January - Batavia, IL
  • Average snowfall in January: 1.69"

The month with the highest snowfall is January (1.69").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in January
Batavia, IL

Average snowfall days in January - Batavia, IL
  • Average snowfall days in January: 9.1 days

The month with the highest number of snowfall days is January (9.1 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in January /
Average sunshine in January
Batavia, IL

Average daylight in January / Average sunshine in January - Batavia, IL
  • Average daylight in January: 9h and 3min

The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).

  • Average sunshine in January: 3h and 5min

The month with the most sunshine is July (Average sunshine: 9h and 48min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).

Average sunshine days in January
Batavia, IL

Average sunshine days in January - Batavia, IL
  • Average sunshine days in January: 19.6 days

The month with the most sunshine days is December (20.5 days).
The month with the least sunshine days is June (11.4 days).

Average UV index in January
Batavia, IL

Average UV index in January - Batavia, IL
  • 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
Batavia, IL

Average cloud cover in January - Batavia, IL
  • Average cloud cover in January: 61

The month with the most cloud cover is January (Cloud cover 61).
The month with the least cloud cover is September (Cloud cover 32).

Average visibility in January
Batavia, IL

Average visibility in January - Batavia, 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).

Batavia, Illinois, USA

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