January weather forecast
Ellettsville, IN

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Weather in January

January, like December, in Ellettsville, Indiana, is an icy winter month, with an average temperature ranging between max 35.2°F (1.8°C) and min 22.5°F (-5.3°C).

Temperature

With an average high-temperature of 35.2°F (1.8°C) and an average low-temperature of 22.5°F (-5.3°C), January is the coldest month.

Humidity

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

Rainfall

In Ellettsville, in January, it is raining for 7.6 days, with typically 1.5" (38mm) of accumulated precipitation. In Ellettsville, during the entire year, the rain falls for 143.5 days and collects up to 21.85" (555mm) of precipitation.

Snowfall

Months with snowfall in Ellettsville are January through April, October through December. The month with the most snowfall is January, when snow falls for 7.3 days and typically aggregates up to 2.05" (52mm) of snow.

Daylight

In January, the average length of the day 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 7:54 am and sunset at 6:05 pm EST.

Sunshine

January and December, with an average of 4.3h of sunshine, are months with the least sunshine.

UV index

The months with the lowest UV index are January, February, October and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from unsafe exposure to UV radiation for average individuals.
Note: A maximum high daily UV index of 2 during January translates into the following directions:
Long-term sun exposure is typically not a concern for most. However, those with sensitive skin, infants, and children must always have protection. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key. Be mindful! The reflection from snow can increase the Sun's UV radiation nearly twice.
Updated: Jun 16, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What part of the year is the coldest?

January, with its average high-temperature of 35.2°F (1.8°C) and an average low-temperature of 22.5°F (-5.3°C), holds the record as the coldest month.

How cold is it in January?

In Ellettsville, 35.2°F (1.8°C) is the average high-temperature and 22.5°F (-5.3°C) is the average low-temperature during January.

What is the average humidity in January?

In January, the average relative humidity is 80%.

How many days does it rain in January?

In Ellettsville, in January, during 7.6 rainfall days, 1.5" (38mm) of precipitation is typically accumulated.

What is the snowiest month?

January is the month with the most snowfall in Ellettsville. Snow falls for 7.3 days and accumulates 2.05" (52mm) of snow.

How much does it snow in January?

In January, in Ellettsville, it is snowing for 7.3 days. Throughout January, 2.05" (52mm) of snow is accumulated.

What is the average length of the day in January?

In Ellettsville, the average day length in January is 9h and 47min.

When is the sunrise / sunset in January in Ellettsville?

On the first day of January, sunrise is at 8:05 am and sunset at 5:33 pm. On the last day of the month, sunrise is at 7:54 am and sunset at 6:05 pm EST.

What is the month with the least sunshine?

January and December, with an average of 4.3h of sunshine, are months with the least sunshine.

How many hours of sunshine does Ellettsville have in January?

In Ellettsville, the average sunshine duration in January is 4.3h.

When is the lowest UV index?

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

What is the UV index reading in January?

In January, the average daily maximum UV index in Ellettsville is 2. A UV Index estimate of 2, and below, represents a low health risk from unprotected exposure to UV radiation.
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
Ellettsville, IN

Average temperature in January - Ellettsville, IN
  • Average high temperature in January: 35.2°F

The warmest month (with the highest average high temperature) is July (83.3°F).
The month with the lowest average high temperature is January (35.2°F).

  • Average low temperature in January: 22.5°F

The month with the highest average low temperature is July (65.5°F).
The coldest month (with the lowest average low temperature) is January (22.5°F).

Average pressure in January
Ellettsville, IN

Average pressure in January - Ellettsville, IN
  • 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 (29.93"Hg).

Average wind speed in January
Ellettsville, IN

Average wind speed in January - Ellettsville, IN
  • Average wind speed in January: 8.8mph

The windiest months (with the highest average wind speed) are January and February (8.8mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).

Average humidity in January
Ellettsville, IN

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

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

Average rainfall in January
Ellettsville, IN

Average rainfall in January - Ellettsville, IN
  • Average rainfall in January: 1.5"

The wettest month (with the highest rainfall) is May (2.44").
The driest month (with the least rainfall) is September (1.26").

Average rainfall days in January
Ellettsville, IN

Average rainfall days in January - Ellettsville, IN
  • Average rainfall days in January: 7.6 days

The month with the highest number of rainy days is May (18.4 days).
The month with the least rainy days is January (7.6 days).

Average snowfall in January
Ellettsville, IN

Average snowfall in January - Ellettsville, IN
  • Average snowfall in January: 2.05"

The month with the highest snowfall is January (2.05").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in January
Ellettsville, IN

Average snowfall days in January - Ellettsville, IN
  • Average snowfall days in January: 7.3 days

The month with the highest number of snowfall days is January (7.3 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
Ellettsville, IN

Average daylight in January / Average sunshine in January - Ellettsville, 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 July (Average sunshine: 10h and 12min).
The months with the least sunshine are January and December (Average sunshine: 4h and 18min).

Average sunshine days in January
Ellettsville, IN

Average sunshine days in January - Ellettsville, IN
  • Average sunshine days in January: 17 days

The month with the most sunshine days is October (19.4 days).
The month with the least sunshine days is May (9.6 days).

Average UV index in January
Ellettsville, IN

Average UV index in January - Ellettsville, 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
Ellettsville, IN

Average cloud cover in January - Ellettsville, 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
Ellettsville, IN

Average visibility in January - Ellettsville, 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).

Ellettsville, Indiana, USA

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