January weather forecast
Saint Johns, KY

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Weather in January

January, like December, in Saint Johns, Kentucky, is another cold winter month, with an average temperature fluctuating between 28.6°F (-1.9°C) and 41.5°F (5.3°C).

Temperature

With an average high-temperature of 41.5°F (5.3°C) and an average low-temperature of 28.6°F (-1.9°C), January is the coldest month.

Humidity

In January, the average relative humidity is 76%.

Rainfall

In Saint Johns, Kentucky, in January, during 7.8 rainfall days, 0.87" (22mm) of precipitation is typically accumulated. In Saint Johns, Kentucky, during the entire year, the rain falls for 126.4 days and collects up to 16.89" (429mm) of precipitation.

Snowfall

Months with snowfall are January through March, November and December. In Saint Johns, Kentucky, in January, during 2.5 snowfall days, 0.28" (7mm) of snow is typically accumulated. In Saint Johns, during the entire year, snow falls for 8.9 days and aggregates up to 1.65" (42mm) of snow.

Daylight

The average length of the day in January in Saint Johns is 9h and 58min.
On the first day of January, sunrise is at 7:07 am and sunset at 4:48 pm. On the last day of the month, sunrise is at 6:57 am and sunset at 5:18 pm CST.

Sunshine

In January, the average sunshine in Saint Johns is 4.7h.

UV index

The months with the lowest UV index are January and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a low health risk from unsafe exposure to UV radiation for ordinary individuals.
Note: In January, the maximum UV index of 2 suggests this advice:
For the majority, extended sun exposure is not of great concern. Infants and people with sensitive skin must always be protected. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection. Stay alert! Snow's reflective properties can almost double the UV radiation from the Sun.
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Frequently asked questions

What time of the year is the coldest in Saint Johns?

January, recording an average high temperature of 41.5°F (5.3°C) and a low temperature of 28.6°F (-1.9°C), is Saint Johns's coldest month.

How cold does it get in Saint Johns in January?

In January, the average high-temperature and low-temperature in Saint Johns, Kentucky, are 41.5°F (5.3°C) and 28.6°F (-1.9°C) respectively.

What is the average humidity in January in Saint Johns?

In Saint Johns, the average relative humidity in January is 76%.

How much does it rain in Saint Johns in January?

In Saint Johns, Kentucky, in January, during 7.8 rainfall days, 0.87" (22mm) of precipitation is typically accumulated.

How many days does it snow in January in Saint Johns?

In Saint Johns, in January, during 2.5 snowfall days, 0.28" (7mm) of snow is typically accumulated.

How many hours of daylight does Saint Johns have in January?

In Saint Johns, the average day length in January is 9h and 58min.

When is the sunrise / sunset in January in Saint Johns?

In January, on the first day of the month, sunrise is at 7:07 am and sunset at 4:48 pm. On the last day of the month, in Saint Johns, sunrise is at 6:57 am and sunset at 5:18 pm CST.

How long on average sun shines in January in Saint Johns?

In January, the average sunshine duration in Saint Johns, Kentucky, is 4.7h.

When is the lowest UV index in Saint Johns?

January and December, with an average maximum UV index of 2, are months with the lowest UV index in Saint Johns, Kentucky.

How high is the UV index in January in Saint Johns?

In January, the average daily maximum UV index in Saint Johns is 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from unsafe 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
Saint Johns, KY

Average temperature in January - Saint Johns, KY
  • Average high temperature in January: 41.5°F

The warmest month (with the highest average high temperature) is July (88.7°F).
The month with the lowest average high temperature is January (41.5°F).

  • Average low temperature in January: 28.6°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 (28.6°F).

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Average pressure in January
Saint Johns, KY

Average pressure in January - Saint Johns, KY
  • 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 (29.95"Hg).

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Average wind speed in January
Saint Johns, KY

Average wind speed in January - Saint Johns, KY
  • Average wind speed in January: 8.9mph

The windiest month (with the highest average wind speed) is April (9mph).
The calmest months (with the lowest average wind speed) are July and August (5.7mph).

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Average humidity in January
Saint Johns, KY

Average humidity in January - Saint Johns, KY
  • Average humidity in January: 76%

The months with the highest relative humidity are March and May (79%).
The month with the lowest relative humidity is October (70%).

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Average rainfall in January
Saint Johns, KY

Average rainfall in January - Saint Johns, KY
  • Average rainfall in January: 0.87"

The wettest month (with the highest rainfall) is May (1.93").
The driest month (with the least rainfall) is September (0.63").

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Average rainfall days in January
Saint Johns, KY

Average rainfall days in January - Saint Johns, KY
  • Average rainfall days in January: 7.8 days

The month with the highest number of rainy days is May (14.7 days).
The month with the least rainy days is October (7.6 days).

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Average snowfall in January
Saint Johns, KY

Average snowfall in January - Saint Johns, KY
  • Average snowfall in January: 0.28"

The month with the highest snowfall is February (0.71").
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
Saint Johns, KY

Average snowfall days in January - Saint Johns, KY
  • Average snowfall days in January: 2.5 days

The month with the highest number of snowfall days is February (3.3 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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Average daylight in January /
Average sunshine in January
Saint Johns, KY

Average daylight in January / Average sunshine in January - Saint Johns, KY
  • Average daylight in January: 10h and 0min

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

  • Average sunshine in January: 4h and 4min

The months with the most sunshine are June and July (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
Saint Johns, KY

Average sunshine days in January - Saint Johns, KY
  • Average sunshine days in January: 20.3 days

The month with the most sunshine days is October (22.3 days).
The month with the least sunshine days is July (14.2 days).

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Average UV index in January
Saint Johns, KY

Average UV index in January - Saint Johns, KY
  • 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 and December (UV index 2).

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Average cloud cover in January
Saint Johns, KY

Average cloud cover in January - Saint Johns, KY
  • Average cloud cover in January: 50

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
Saint Johns, KY

Average visibility in January - Saint Johns, KY
  • 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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Saint Johns, Kentucky, USA

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