Contents
- Weather in January
- Frequently asked questions
- Average temperature in January
- Average pressure in January
- Average wind speed in January
- Average humidity in January
- Average rainfall in January
- Average rainfall days in January
- Average snowfall in January
- Average snowfall days in January
- Average daylight in January
- Average sunshine in January
- Average sunshine days in January
- Average UV index in January
- Average cloud cover in January
- Average visibility in January
Weather in January
Temperature
Jack records the coldest temperatures in January, averaging a high of 57.7°F (14.3°C) and a low of 40.6°F (4.8°C).Humidity
The average relative humidity in January is 72%.Rainfall
In Jack, in January, it is raining for 8.4 days, with typically 1.34" (34mm) of accumulated precipitation. In Jack, during the entire year, the rain falls for 150.2 days and collects up to 21.18" (538mm) of precipitation.Snowfall
January and February are months with snowfall. The month with the most snowfall is January, when snow falls for 0.3 days and typically aggregates up to 0.2" (5mm) of snow.Daylight
In Jack, the average length of the day in January is 10h and 22min.On the first day of January, sunrise is at 6:43 am and sunset at 4:51 pm. On the last day of the month, sunrise is at 6:37 am and sunset at 5:17 pm CST.
Sunshine
In Jack, the average sunshine in January is 5.7h.UV index
The months with the lowest UV index are January and December, with an average maximum UV index of 3. A UV Index of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for average individuals.Note: During January, 3 as the daily maximum UV index converts into the following advice:
Take heed. Individuals of lighter complexion can be burned in less than half an hour. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days. Observe! Snow reflection can nearly intensify the Sun's UV radiation twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the coldest time of year?
What is the average January temperature?
What is the average humidity in January?
How much does it rain in Jack in January?
What is the snowiest month?
When does it start to snow?
How many hours of daylight does Jack have in January?
What time are sunrise and sunset in January?
How long on average sun shines in January?
What is the month with the lowest UV index?
How high is the UV index in January?
Average temperature in January
Jack, AL
- Average high temperature in January: 57.7°F
The warmest month (with the highest average high temperature) is July (91°F).
The month with the lowest average high temperature is January (57.7°F).
- Average low temperature in January: 40.6°F
The month with the highest average low temperature is August (73.2°F).
The coldest month (with the lowest average low temperature) is January (40.6°F).
Average pressure in January
Jack, AL
- Average pressure in January: 30.16"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The months with the lowest atmospheric pressure are June and August (29.97"Hg).
Average wind speed in January
Jack, AL
- Average wind speed in January: 7.5mph
The windiest month (with the highest average wind speed) is January (7.5mph).
The calmest month (with the lowest average wind speed) is August (4.9mph).
Average humidity in January
Jack, AL
- Average humidity in January: 72%
The month with the highest relative humidity is December (77%).
The month with the lowest relative humidity is October (69%).
Average rainfall in January
Jack, AL
- Average rainfall in January: 1.34"
The wettest month (with the highest rainfall) is August (3.19").
The driest month (with the least rainfall) is November (1.22").
Average rainfall days in January
Jack, AL
- Average rainfall days in January: 8.4 days
The month with the highest number of rainy days is July (21.3 days).
The month with the least rainy days is November (6.8 days).
Average snowfall in January
Jack, AL
- Average snowfall in January: 0.2"
The month with the highest snowfall is January (0.2").
The months with the least snowfall are March, April, May, June, July, August, September, October, November and December (0").
Average snowfall days in January
Jack, AL
- Average snowfall days in January: 0.3 days
The months with the highest number of snowfall days are January and February (0.3 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October, November and December (0 days).
Average daylight in January /
Average sunshine in January
Jack, AL
- 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 4min
The month with the most sunshine is June (Average sunshine: 10h and 48min).
The month with the least sunshine is December (Average sunshine: 5h and 12min).
Average sunshine days in January
Jack, AL
- Average sunshine days in January: 20.3 days
The month with the most sunshine days is November (21.5 days).
The month with the least sunshine days is August (7.3 days).
Average UV index in January
Jack, AL
- Average UV index in January: 3
The months with the highest UV index are May, 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
Jack, AL
- Average cloud cover in January: 39
The month with the most cloud cover is December (Cloud cover 44).
The month with the least cloud cover is October (Cloud cover 27).
Average visibility in January
Jack, AL
- 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).
Jack, Alabama, USA
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