January weather forecast
Cottage Grove, TN

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Weather in January

January, the same as December, in Cottage Grove, Tennessee, is a frosty winter month, with an average temperature fluctuating between 30.2°F (-1°C) and 43.5°F (6.4°C).

Temperature

January is Cottage Grove's coldest month, registering average high temperatures of 43.5°F (6.4°C) and lows of 30.2°F (-1°C).

Humidity

In January, the average relative humidity in Cottage Grove is 76%.

Rainfall

In Cottage Grove, in January, during 11.1 rainfall days, 2.48" (63mm) of precipitation is typically accumulated. In Cottage Grove, Tennessee, during the entire year, the rain falls for 165.6 days and collects up to 37.64" (956mm) of precipitation.

Snowfall

Months with snowfall are January through March, November and December. In January, in Cottage Grove, it is snowing for 4.1 days. Throughout January, 1.06" (27mm) of snow is accumulated. Throughout the year, in Cottage Grove, there are 10.5 snowfall days, and 4.06" (103mm) of snow is accumulated.

Daylight

The average length of the day in January in Cottage Grove is 10h and 1min.
On the first day of January, sunrise is at 7:05 am and sunset at 4:49 pm. On the last day of the month, sunrise is at 6:56 am and sunset at 5:18 pm CST.

Sunshine

In Cottage Grove, the average sunshine in January is 4.8h.

UV index

January, February and December, with an average maximum UV index of 2, are months with the lowest UV index in Cottage Grove. A UV Index estimate of 2, and below, represents a low threat to health from exposure to the Sun's UV radiation for the ordinary person.
Note: An average maximum UV index of 2 in January leads to these recommendations:
Extended exposure to the sun should always be avoided by children, infants, and those with sensitive skin. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat. Guard yourself! Snow reflection can almost double the UV radiation from the Sun.
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Frequently asked questions

What part of the year is the coldest in Cottage Grove?

The month of January sees the average lowest temperatures in Cottage Grove, Tennessee, reaching 43.5°F (6.4°C) at the peak and 30.2°F (-1°C) at the low.

How cold is January in Cottage Grove?

An average high-temperature, in January, in Cottage Grove, is 43.5°F (6.4°C) and the average low-temperature is 30.2°F (-1°C).

What is the average humidity in January in Cottage Grove?

In Cottage Grove, Tennessee, the average relative humidity in January is 76%.

How much does it rain in Cottage Grove in January?

In Cottage Grove, in January, during 11.1 rainfall days, 2.48" (63mm) of precipitation is typically accumulated.

How much does it snow in Cottage Grove in January?

In Cottage Grove, in January, during 4.1 snowfall days, 1.06" (27mm) of snow is typically accumulated.

What is the average length of the day in January in Cottage Grove?

In January, the average day length is 10h and 1min.

What time are sunrise and sunset in January in Cottage Grove?

In January, on the first day of the month, sunrise is at 7:05 am and sunset at 4:49 pm. On the last day of the month, in Cottage Grove, sunrise is at 6:56 am and sunset at 5:18 pm CST.

How many hours of sunshine does Cottage Grove have in January?

In January, the average sunshine duration in Cottage Grove is 4.8h.

When is the lowest UV index in Cottage Grove?

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

What is the UV index intensity in January in Cottage Grove?

In January, the average daily maximum UV index is 2. 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
Cottage Grove, TN

Average temperature in January - Cottage Grove, TN
  • Average high temperature in January: 43.5°F

The warmest month (with the highest average high temperature) is July (88.5°F).
The month with the lowest average high temperature is January (43.5°F).

  • Average low temperature in January: 30.2°F

The month with the highest average low temperature is July (69.4°F).
The coldest month (with the lowest average low temperature) is January (30.2°F).

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Average pressure in January
Cottage Grove, TN

Average pressure in January - Cottage Grove, TN
  • Average pressure in January: 30.17"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).

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Average wind speed in January
Cottage Grove, TN

Average wind speed in January - Cottage Grove, TN
  • Average wind speed in January: 8.6mph

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

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Average humidity in January
Cottage Grove, TN

Average humidity in January - Cottage Grove, TN
  • Average humidity in January: 76%

The month with the highest relative humidity is March (80%).
The month with the lowest relative humidity is October (72%).

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Average rainfall in January
Cottage Grove, TN

Average rainfall in January - Cottage Grove, TN
  • Average rainfall in January: 2.48"

The wettest month (with the highest rainfall) is February (4.17").
The driest month (with the least rainfall) is September (1.85").

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Average rainfall days in January
Cottage Grove, TN

Average rainfall days in January - Cottage Grove, TN
  • Average rainfall days in January: 11.1 days

The month with the highest number of rainy days is July (17.8 days).
The month with the least rainy days is November (10.3 days).

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Average snowfall in January
Cottage Grove, TN

Average snowfall in January - Cottage Grove, TN
  • Average snowfall in January: 1.06"

The month with the highest snowfall is February (1.22").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in January
Cottage Grove, TN

Average snowfall days in January - Cottage Grove, TN
  • Average snowfall days in January: 4.1 days

The month with the highest number of snowfall days is January (4.1 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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Average daylight in January /
Average sunshine in January
Cottage Grove, TN

Average daylight in January / Average sunshine in January - Cottage Grove, TN
  • Average daylight in January: 10h and 0min

The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 42min).

  • Average sunshine in January: 4h and 5min

The month with the most sunshine is June (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).

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Average sunshine days in January
Cottage Grove, TN

Average sunshine days in January - Cottage Grove, TN
  • Average sunshine days in January: 15.9 days

The month with the most sunshine days is October (19.3 days).
The month with the least sunshine days is July (11.3 days).

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Average UV index in January
Cottage Grove, TN

Average UV index in January - Cottage Grove, TN
  • Average UV index in January: 2

The month with the highest UV index is June (UV index 7).
The months with the lowest UV index are January, February and December (UV index 2).

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Average cloud cover in January
Cottage Grove, TN

Average cloud cover in January - Cottage Grove, TN
  • Average cloud cover in January: 49

The month with the most cloud cover is February (Cloud cover 51).
The months with the least cloud cover are June and September (Cloud cover 28).

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Average visibility in January
Cottage Grove, TN

Average visibility in January - Cottage Grove, TN
  • 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).

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Cottage Grove, Tennessee, USA

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