January weather forecast
Greenbrier, IN

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Weather in January

January, the same as December, is another cold winter month in Greenbrier, Indiana, with an average temperature ranging between min 26.8°F (-2.9°C) and max 38.8°F (3.8°C).

Temperature

January, recording an average high temperature of 38.8°F (3.8°C) and a low temperature of 26.8°F (-2.9°C), is Greenbrier's coldest month.

Humidity

In Greenbrier, Indiana, the average relative humidity in January is 77%.

Rainfall

In Greenbrier, in January, during 9.9 rainfall days, 2.8" (71mm) of precipitation is typically accumulated. In Greenbrier, during the entire year, the rain falls for 172 days and collects up to 40.91" (1039mm) of precipitation.

Snowfall

January through April, November and December are months with snowfall in Greenbrier. January is the month with the most snowfall. Snow falls for 6.5 days and accumulates 1.57" (40mm) of snow.

Daylight

The average length of the day in January is 9h and 52min.
On the first day of January, sunrise is at 7:05 am and sunset at 4:39 pm. On the last day of the month, sunrise is at 6:54 am and sunset at 5:10 pm CST.

Sunshine

January, February and December, with an average of 4.4h of sunshine, are months with the least sunshine in Greenbrier.

UV index

January, February 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 vulnerability from unprotected exposure to Sun's UV rays for average individuals.
Note: A maximum daily UV index of 2 during January morphs into the following directions:
Most people face no serious problems with extended sun exposure, but those with fair skin, infants, and children always need 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. Note well! The intensity of the Sun's UV rays can be nearly doubled by snow reflection.
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What part of the year is the coldest in Greenbrier?

Temperature records mark January as the coldest month, with highs averaging 38.8°F (3.8°C) and lows at 26.8°F (-2.9°C).

How cold is it in Greenbrier in January?

January temperatures in Greenbrier, Indiana, vary between a high-temperature of 38.8°F (3.8°C) and a low-temperature of 26.8°F (-2.9°C).

What is the average humidity in January in Greenbrier?

In Greenbrier, Indiana, the average relative humidity in January is 77%.

How much does it rain in Greenbrier in January?

In Greenbrier, Indiana, in January, it is raining for 9.9 days, with typically 2.8" (71mm) of accumulated precipitation.

When does it snow the most in Greenbrier?

January is the month with the most snowfall in Greenbrier. Snow falls for 6.5 days and accumulates 1.57" (40mm) of snow.

How much does it snow in Greenbrier in January?

In Greenbrier, in January, snow falls for 6.5 days, with typically accumulated 1.57" (40mm) of snow.

What is the average length of the day in January in Greenbrier?

The average day length in January in Greenbrier is 9h and 52min.

When is the sunrise / sunset in January in Greenbrier?

In January, on the first day of the month, sunrise is at 7:05 am and sunset at 4:39 pm. On the last day of the month, sunrise is at 6:54 am and sunset at 5:10 pm CST.

What is the month with the least sunshine in Greenbrier?

January, February and December, with an average of 4.4h of sunshine, are months with the least sunshine in Greenbrier.

How many hours of sunshine does Greenbrier have in January?

In January, the average sunshine duration in Greenbrier is 4.4h.

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

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

How high is the UV index in January in Greenbrier?

The average daily maximum UV index in January is 2. A UV Index reading of 2, and below, represents a low health threat 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
Greenbrier, IN

Average temperature in January - Greenbrier, IN
  • Average high temperature in January: 38.8°F

The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is January (38.8°F).

  • Average low temperature in January: 26.8°F

The month with the highest average low temperature is July (67.6°F).
The coldest month (with the lowest average low temperature) is January (26.8°F).

Average pressure in January
Greenbrier, IN

Average pressure in January - Greenbrier, IN
  • Average pressure in January: 30.16"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

Average wind speed in January
Greenbrier, IN

Average wind speed in January - Greenbrier, IN
  • Average wind speed in January: 9.2mph

The windiest month (with the highest average wind speed) is February (9.3mph).
The calmest months (with the lowest average wind speed) are July and August (5.6mph).

Average humidity in January
Greenbrier, IN

Average humidity in January - Greenbrier, IN
  • Average humidity in January: 77%

The month with the highest relative humidity is May (80%).
The month with the lowest relative humidity is October (71%).

Average rainfall in January
Greenbrier, IN

Average rainfall in January - Greenbrier, IN
  • Average rainfall in January: 2.8"

The wettest month (with the highest rainfall) is April (5.31").
The driest month (with the least rainfall) is September (1.93").

Average rainfall days in January
Greenbrier, IN

Average rainfall days in January - Greenbrier, IN
  • Average rainfall days in January: 9.9 days

The month with the highest number of rainy days is May (19.7 days).
The month with the least rainy days is January (9.9 days).

Average snowfall in January
Greenbrier, IN

Average snowfall in January - Greenbrier, IN
  • Average snowfall in January: 1.57"

The month with the highest snowfall is January (1.57").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in January
Greenbrier, IN

Average snowfall days in January - Greenbrier, IN
  • Average snowfall days in January: 6.5 days

The month with the highest number of snowfall days is January (6.5 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
Greenbrier, IN

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

The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 36min).

  • Average sunshine in January: 4h and 2min

The months with the most sunshine are June, July and August (Average sunshine: 10h and 24min).
The months with the least sunshine are January, February and December (Average sunshine: 4h and 24min).

Average sunshine days in January
Greenbrier, IN

Average sunshine days in January - Greenbrier, IN
  • Average sunshine days in January: 15.5 days

The month with the most sunshine days is October (17.5 days).
The month with the least sunshine days is July (8.9 days).

Average UV index in January
Greenbrier, IN

Average UV index in January - Greenbrier, 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 and December (UV index 2).

Average cloud cover in January
Greenbrier, IN

Average cloud cover in January - Greenbrier, IN
  • Average cloud cover in January: 54

The month with the most cloud cover is January (Cloud cover 54).
The month with the least cloud cover is June (Cloud cover 28).

Average visibility in January
Greenbrier, IN

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

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

Greenbrier, Indiana, USA

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