January weather forecast
Jayess, MS

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Weather in January

January, the same as December, in Jayess, Mississippi, is another refreshing winter month, with an average temperature fluctuating between 39.7°F (4.3°C) and 56.7°F (13.7°C).

Temperature

The coldest temperatures occur during January, when averages reach a peak of 56.7°F (13.7°C) and a low of 39.7°F (4.3°C).

Humidity

In January, the average relative humidity is 79%.

Rainfall

In January, the rain falls for 9.3 days. Throughout January, 1.18" (30mm) of precipitation is accumulated. In Jayess, during the entire year, the rain falls for 151.2 days and collects up to 17.8" (452mm) of precipitation.

Snowfall

Months with snowfall are January, March and December. The months with the most snowfall in Jayess are January and December, with an average 0.12" (3mm) of accumulated snow.

Daylight

The average length of the day in January is 10h and 23min.
On the first day of January, sunrise is at 6:59 am and sunset at 5:08 pm. On the last day of the month, sunrise is at 6:53 am and sunset at 5:34 pm CST.

Sunshine

In January, the average sunshine is 5.2h.

UV index

January and December, with an average maximum UV index of 3, are months with the lowest UV index. A UV Index estimate of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for average individuals.
Note: In January, a daily UV index of 3 turns into the following recommendations:
Adopt protective measures - It is advised to guard against sun damage. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly. Remember! The Sun's UV radiation can be magnified almost twofold by the reflection of snow.

Frequently asked questions

What time of the year is the coldest?

January, with its average high-temperature of 56.7°F (13.7°C) and an average low-temperature of 39.7°F (4.3°C), holds the record as the coldest month.

What is the usual temperature for Jayess in January?

January temperatures vary between a high-temperature of 56.7°F (13.7°C) and a low-temperature of 39.7°F (4.3°C).

What is the average humidity in January?

In January, the average relative humidity is 79%.

How much does it rain in January?

In January, the rain falls for 9.3 days. Throughout January, 1.18" (30mm) of precipitation is accumulated.

When does it snow the most?

The months with the most snowfall are January and December, with an average 0.12" (3mm) of accumulated snow.

What is the last month it snows?

January is the last month it regularly snows. During 0.3 snowfall days, in January, Jayess aggregates 0.12" (3mm) of snow.

How many hours of daylight does Jayess have in January?

In Jayess, the average day length in January is 10h and 23min.

When is the sunrise / sunset in January?

In January, on the first day of the month, sunrise is at 6:59 am and sunset at 5:08 pm. On the last day of the month, sunrise is at 6:53 am and sunset at 5:34 pm CST.

How many hours of sunshine does Jayess have in January?

In Jayess, the average sunshine duration in January is 5.2h.

When is the lowest UV index?

The months with the lowest UV index are January and December, with an average maximum UV index of 3.

What is the UV index intensity in January?

The average daily maximum UV index in January is 3. A UV Index of 3 to 5 symbolizes a moderate vulnerability from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in January
Jayess, MS

Average temperature in January - Jayess, MS
  • Average high temperature in January: 56.7°F

The warmest month (with the highest average high temperature) is July (90.9°F).
The month with the lowest average high temperature is January (56.7°F).

  • Average low temperature in January: 39.7°F

The months with the highest average low temperature are July and August (72.1°F).
The coldest month (with the lowest average low temperature) is January (39.7°F).

Average pressure in January
Jayess, MS

Average pressure in January - Jayess, MS
  • Average pressure in January: 30.17"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The months with the lowest atmospheric pressure are June and August (29.97"Hg).

Average wind speed in January
Jayess, MS

Average wind speed in January - Jayess, MS
  • Average wind speed in January: 6.7mph

The windiest month (with the highest average wind speed) is April (7mph).
The calmest month (with the lowest average wind speed) is July (4.5mph).

Average humidity in January
Jayess, MS

Average humidity in January - Jayess, MS
  • Average humidity in January: 79%

The months with the highest relative humidity are February and December (82%).
The month with the lowest relative humidity is October (72%).

Average rainfall in January
Jayess, MS

Average rainfall in January - Jayess, MS
  • Average rainfall in January: 1.18"

The wettest month (with the highest rainfall) is August (2.6").
The driest month (with the least rainfall) is November (0.79").

Average rainfall days in January
Jayess, MS

Average rainfall days in January - Jayess, MS
  • Average rainfall days in January: 9.3 days

The month with the highest number of rainy days is July (20 days).
The month with the least rainy days is November (6.9 days).

Average snowfall in January
Jayess, MS

Average snowfall in January - Jayess, MS
  • Average snowfall in January: 0.12"

The months with the highest snowfall are January and December (0.12").
The months with the least snowfall are February, April, May, June, July, August, September, October and November (0").

Average snowfall days in January
Jayess, MS

Average snowfall days in January - Jayess, MS
  • Average snowfall days in January: 0.3 days

The months with the highest number of snowfall days are January and December (0.3 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).

Average daylight in January /
Average sunshine in January
Jayess, MS

Average daylight in January / Average sunshine in January - Jayess, MS
  • Average daylight in January: 10h and 2min

The month with the longest days is June (Average daylight: 14h and 12min).
The month with the shortest days is December (Average daylight: 10h and 6min).

  • Average sunshine in January: 5h and 1min

The month with the most sunshine is June (Average sunshine: 10h and 24min).
The months with the least sunshine are February and December (Average sunshine: 4h and 48min).

Average sunshine days in January
Jayess, MS

Average sunshine days in January - Jayess, MS
  • Average sunshine days in January: 19.5 days

The month with the most sunshine days is October (21.6 days).
The month with the least sunshine days is July (8.9 days).

Average UV index in January
Jayess, MS

Average UV index in January - Jayess, MS
  • Average UV index in January: 3

The months with the highest UV index are June, July and August (UV index 7).
The months with the lowest UV index are January and December (UV index 3).

Average cloud cover in January
Jayess, MS

Average cloud cover in January - Jayess, MS
  • Average cloud cover in January: 44

The months with the most cloud cover are February and December (Cloud cover 51).
The month with the least cloud cover is October (Cloud cover 30).

Average visibility in January
Jayess, MS

Average visibility in January - Jayess, MS
  • Average visibility in January: 5mi

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

Jayess, Mississippi, USA

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