January weather forecast
Hattiesburg, MS

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Weather in January

Hattiesburg, Mississippi, witnesses cool temperatures at the start of the year. With the highest temperature reaching 56.8°F (13.8°C), it remains a month marked by relative coldness. Notable precipitation observed in Hattiesburg, rendering the weather condition slightly moist with a reported rainfall of 2.64" (67mm). Winds blow at a moderate speed, whispering promises of the spring that lies ahead. Despite the cold, January remains a favorite season for many due to its unique blend of chill and tranquility.

Temperature

January tends to be the coldest month, with temperatures averaging a daily high of 56.8°F (13.8°C) and a low of 39.7°F (4.3°C).

Humidity

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

Rainfall

In January, in Hattiesburg, the rain falls for 11.6 days. Throughout January, 2.64" (67mm) of precipitation is accumulated. Throughout the year, there are 177.1 rainfall days, and 36.42" (925mm) of precipitation is accumulated.

Snowfall

January through March and December are months with snowfall. In Hattiesburg, in January, during 0.5 snowfall days, 0.24" (6mm) of snow is typically accumulated. Throughout the year, there are 1.5 snowfall days, and 0.87" (22mm) of snow is accumulated.

Daylight

The average length of the day in January in Hattiesburg is 10h and 23min.
On the first day of the month, sunrise is at 6:56 am and sunset at 5:05 pm. On the last day of January, sunrise is at 6:50 am and sunset at 5:30 pm CST.

Sunshine

The average sunshine in January in Hattiesburg is 5.4h.

UV index

The months with the lowest UV index are January and December, with an average maximum UV index of 3. A UV Index reading of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for average individuals.
Note: In January, the UV index of 3 transforms into the following advice:
Be mindful. Those with pale skin might receive burns in fewer than 30 minutes. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. Boost your sun resistance with garments that are densely woven yet spacious. Take heed! The reflection of snow can intensify the Sun's UV radiation nearly double.

Frequently asked questions

What month is the coldest?

The coldest month is January, with an average high-temperature of 56.8°F (13.8°C) and an average low-temperature of 39.7°F (4.3°C).

What are the temperatures in Hattiesburg in January?

The high-temperature in Hattiesburg during January is 56.8°F (13.8°C) and the low-temperature is 39.7°F (4.3°C).

What is the average humidity in January?

The average relative humidity in January is 77%.

How much does it rain in January?

In Hattiesburg, during January, the rain falls for 11.6 days and regularly aggregates up to 2.64" (67mm) of precipitation.

How many days does it snow in January?

In Hattiesburg, in January, snow falls for 0.5 days, with typically accumulated 0.24" (6mm) of snow.

What is the average length of the day in January?

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

When is the sunrise / sunset in January?

On the first day of January, sunrise is at 6:56 am and sunset at 5:05 pm. On the last day of the month, sunrise is at 6:50 am and sunset at 5:30 pm CST.

How many hours of sunshine does Hattiesburg have in January?

In January, the average sunshine duration is 5.4h.

What is the month with the lowest UV index?

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

How high is the UV index in January in Hattiesburg?

The average daily maximum UV index in January is 3. A UV Index estimate of 3 to 5 represents a medium hazard to health from exposure to the Sun's 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
Hattiesburg, MS

Average temperature in January - Hattiesburg, MS
  • Average high temperature in January: 56.8°F

The warmest month (with the highest average high temperature) is August (91.8°F).
The month with the lowest average high temperature is January (56.8°F).

  • Average low temperature in January: 39.7°F

The month with the highest average low temperature is August (73°F).
The coldest month (with the lowest average low temperature) is January (39.7°F).

Average pressure in January
Hattiesburg, MS

Average pressure in January - Hattiesburg, 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
Hattiesburg, MS

Average wind speed in January - Hattiesburg, MS
  • Average wind speed in January: 6.6mph

The windiest month (with the highest average wind speed) is April (6.8mph).
The calmest month (with the lowest average wind speed) is July (4.4mph).

Average humidity in January
Hattiesburg, MS

Average humidity in January - Hattiesburg, MS
  • Average humidity in January: 77%

The month with the highest relative humidity is December (81%).
The month with the lowest relative humidity is October (71%).

Average rainfall in January
Hattiesburg, MS

Average rainfall in January - Hattiesburg, MS
  • Average rainfall in January: 2.64"

The wettest month (with the highest rainfall) is July (4.37").
The driest month (with the least rainfall) is November (1.77").

Average rainfall days in January
Hattiesburg, MS

Average rainfall days in January - Hattiesburg, MS
  • Average rainfall days in January: 11.6 days

The month with the highest number of rainy days is August (22.3 days).
The month with the least rainy days is November (8.7 days).

Average snowfall in January
Hattiesburg, MS

Average snowfall in January - Hattiesburg, MS
  • Average snowfall in January: 0.24"

The month with the highest snowfall is December (0.39").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").

Average snowfall days in January
Hattiesburg, MS

Average snowfall days in January - Hattiesburg, MS
  • Average snowfall days in January: 0.5 days

The month with the highest number of snowfall days is January (0.5 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
Hattiesburg, MS

Average daylight in January / Average sunshine in January - Hattiesburg, 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 12min).

  • Average sunshine in January: 5h and 2min

The month with the most sunshine is June (Average sunshine: 10h and 36min).
The month with the least sunshine is December (Average sunshine: 4h and 54min).

Average sunshine days in January
Hattiesburg, MS

Average sunshine days in January - Hattiesburg, MS
  • Average sunshine days in January: 17.3 days

The months with the most sunshine days are October and November (19.8 days).
The month with the least sunshine days is August (6.4 days).

Average UV index in January
Hattiesburg, MS

Average UV index in January - Hattiesburg, 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
Hattiesburg, MS

Average cloud cover in January - Hattiesburg, MS
  • Average cloud cover in January: 43

The months with the most cloud cover are February and December (Cloud cover 49).
The month with the least cloud cover is October (Cloud cover 29).

Average visibility in January
Hattiesburg, MS

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

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

Hattiesburg, Mississippi, USA

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