January weather forecast
Bloomington, IN

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Weather in January

Bloomington, Indiana, starts the year with temperatures at their lowest and extended periods of overcast skies. In comparison to the next month, January tends to be colder and experiences higher snowfall, with an average of 2.28" (58mm). A nip in the air is a constant feature, accentuated by the relative humidity of 80%. Patches of sunlight do manage to peek through giving residencies slight relief from the weather's cold bite. Residents are often wrapped in layers, with hot beverages gaining noticeable popularity during this time.

Temperature

January stands out as Bloomington's coldest month, with an average high-temperature of 35.6°F (2°C) and a low-temperature of 22.5°F (-5.3°C).

Humidity

In January, the average relative humidity is 80%.

Rainfall

In Bloomington, in January, during 7.9 rainfall days, 1.93" (49mm) of precipitation is typically accumulated. In Bloomington, during the entire year, the rain falls for 150.5 days and collects up to 27.56" (700mm) of precipitation.

Snowfall

Months with snowfall are January through April, November and December. In Bloomington, in January, snow falls for 7.1 days, with typically accumulated 2.28" (58mm) of snow. Throughout the year, there are 26.7 snowfall days, and 9.13" (232mm) of snow is accumulated.

Daylight

In Bloomington, the average length of the day in January is 9h and 47min.
On the first day of the month, sunrise is at 8:05 am and sunset at 5:33 pm. On the last day of January, sunrise is at 7:53 am and sunset at 6:05 pm EST.

Sunshine

In Bloomington, the average sunshine in January is 4.3h.

UV index

January, February, October and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV rays for the ordinary person.
Note: The UV index of 2 during January translates into the following guidance:
The majority are not significantly affected by prolonged sun exposure. Infants, children, and those with fair skin must always have protection. When the Sun is at its strongest around midday, find shade and limit exposure. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
Updated: Jun 15, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the coldest time of year?

January, with its average high-temperature of 35.6°F (2°C) and an average low-temperature of 22.5°F (-5.3°C), holds the record as the coldest month.

How cold is January?

The average high-temperature and low-temperature in Bloomington during January are 35.6°F (2°C) and 22.5°F (-5.3°C) respectively.

What is the average humidity in January?

In January, the average relative humidity in Bloomington is 80%.

How many days does it rain in January?

In Bloomington, Indiana, in January, it is raining for 7.9 days, with typically 1.93" (49mm) of accumulated precipitation.

How much does it snow in January?

In January, it is snowing for 7.1 days. Throughout January, 2.28" (58mm) of snow is accumulated.

How many hours of daylight does Bloomington have in January?

The average day length in January is 9h and 47min.

When is the sunrise / sunset in January in Bloomington?

On the first day of January in Bloomington, Indiana, sunrise is at 8:05 am and sunset at 5:33 pm. On the last day of the month, sunrise is at 7:53 am and sunset at 6:05 pm EST.

How long on average sun shines in January?

The average sunshine duration in January is 4.3h.

When is the lowest UV index?

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

What is the UV index intensity in January?

In Bloomington, the average daily maximum UV index in January is 2. A UV Index estimate of 2, and below, represents a low health threat 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
Bloomington, IN

Average temperature in January - Bloomington, IN
  • Average high temperature in January: 35.6°F

The warmest month (with the highest average high temperature) is July (84°F).
The month with the lowest average high temperature is January (35.6°F).

  • Average low temperature in January: 22.5°F

The month with the highest average low temperature is July (65.8°F).
The coldest month (with the lowest average low temperature) is January (22.5°F).

Average pressure in January
Bloomington, IN

Average pressure in January - Bloomington, IN
  • Average pressure in January: 30.15"Hg

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

Average wind speed in January
Bloomington, IN

Average wind speed in January - Bloomington, IN
  • Average wind speed in January: 8.5mph

The windiest month (with the highest average wind speed) is February (8.6mph).
The calmest months (with the lowest average wind speed) are July and August (5.2mph).

Average humidity in January
Bloomington, IN

Average humidity in January - Bloomington, IN
  • Average humidity in January: 80%

The months with the highest relative humidity are May and December (82%).
The month with the lowest relative humidity is October (75%).

Average rainfall in January
Bloomington, IN

Average rainfall in January - Bloomington, IN
  • Average rainfall in January: 1.93"

The wettest month (with the highest rainfall) is April (3.11").
The driest months (with the least rainfall) are September and October (1.65").

Average rainfall days in January
Bloomington, IN

Average rainfall days in January - Bloomington, IN
  • Average rainfall days in January: 7.9 days

The month with the highest number of rainy days is May (19.2 days).
The month with the least rainy days is January (7.9 days).

Average snowfall in January
Bloomington, IN

Average snowfall in January - Bloomington, IN
  • Average snowfall in January: 2.28"

The month with the highest snowfall is March (2.6").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in January
Bloomington, IN

Average snowfall days in January - Bloomington, IN
  • Average snowfall days in January: 7.1 days

The month with the highest number of snowfall days is January (7.1 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
Bloomington, IN

Average daylight in January / Average sunshine in January - Bloomington, IN
  • Average daylight in January: 9h and 5min

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in January: 4h and 2min

The month with the most sunshine is June (Average sunshine: 10h and 12min).
The month with the least sunshine is December (Average sunshine: 4h and 12min).

Average sunshine days in January
Bloomington, IN

Average sunshine days in January - Bloomington, IN
  • Average sunshine days in January: 16.8 days

The month with the most sunshine days is November (19.3 days).
The month with the least sunshine days is May (9.2 days).

Average UV index in January
Bloomington, IN

Average UV index in January - Bloomington, IN
  • Average UV index in January: 2

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

Average cloud cover in January
Bloomington, IN

Average cloud cover in January - Bloomington, IN
  • Average cloud cover in January: 57

The month with the most cloud cover is January (Cloud cover 57).
The month with the least cloud cover is August (Cloud cover 30).

Average visibility in January
Bloomington, IN

Average visibility in January - Bloomington, IN
  • Average visibility in January: 6mi

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

Bloomington, Indiana, USA

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