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
January is the month when Alton, Alabama, experiences its coldest temperatures, averaging a high of 50.7°F (10.4°C) and a low of 34.9°F (1.6°C).Humidity
In Alton, the average relative humidity in January is 75%.Rainfall
In January, the rain falls for 9 days. Throughout January, 1.57" (40mm) of precipitation is accumulated. In Alton, during the entire year, the rain falls for 149 days and collects up to 19.88" (505mm) of precipitation.Snowfall
January through March, November and December are months with snowfall. The month with the most snowfall is January, when snow falls for 0.7 days and typically aggregates up to 0.2" (5mm) of snow.Daylight
In Alton, the average length of the day in January is 10h and 13min.On the first day of January, sunrise is at 6:50 am and sunset at 4:49 pm. On the last day of the month, sunrise is at 6:43 am and sunset at 5:16 pm CST.
Sunshine
In January, the average sunshine is 5.2h.UV index
The average daily maximum UV index in January is 3. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for the average person.Note: A daily high UV index of 3 in January leads to these guidelines:
Heed the precautions - Suggestions to avoid sunburn are made. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key. Mark this! Snow reflection can nearly double the UV radiation intensity from the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What month is the coldest?
What are January temperatures?
What is the average humidity in January?
How many days does it rain in January in Alton?
When does it snow the most?
How much does it snow in January?
How many hours of daylight does Alton have in January?
When is the sunrise / sunset in January in Alton?
How many hours of sunshine does Alton have in January?
How high is the UV index in January?
Average temperature in January
Alton, AL
- Average high temperature in January: 50.7°F
The warmest month (with the highest average high temperature) is July (90.1°F).
The month with the lowest average high temperature is January (50.7°F).
- Average low temperature in January: 34.9°F
The month with the highest average low temperature is July (70.3°F).
The coldest month (with the lowest average low temperature) is January (34.9°F).
Average pressure in January
Alton, AL
- 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 (29.98"Hg).
Average wind speed in January
Alton, AL
- Average wind speed in January: 7.4mph
The windiest months (with the highest average wind speed) are January and February (7.4mph).
The calmest months (with the lowest average wind speed) are July and August (4.3mph).
Average humidity in January
Alton, AL
- Average humidity in January: 75%
The month with the highest relative humidity is December (80%).
The month with the lowest relative humidity is October (72%).
Average rainfall in January
Alton, AL
- Average rainfall in January: 1.57"
The wettest month (with the highest rainfall) is August (2.24").
The driest month (with the least rainfall) is October (1.06").
Average rainfall days in January
Alton, AL
- Average rainfall days in January: 9 days
The month with the highest number of rainy days is July (18.6 days).
The month with the least rainy days is November (7.9 days).
Average snowfall in January
Alton, AL
- Average snowfall in January: 0.2"
The month with the highest snowfall is January (0.2").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in January
Alton, AL
- Average snowfall days in January: 0.7 days
The month with the highest number of snowfall days is February (1 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in January /
Average sunshine in January
Alton, AL
- Average daylight in January: 10h and 1min
The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).
- Average sunshine in January: 5h and 1min
The months with the most sunshine are June and July (Average sunshine: 10h and 36min).
The months with the least sunshine are February and December (Average sunshine: 4h and 48min).
Average sunshine days in January
Alton, AL
- Average sunshine days in January: 19.6 days
The month with the most sunshine days is November (20.6 days).
The month with the least sunshine days is July (9.6 days).
Average UV index in January
Alton, AL
- Average UV index in January: 3
The months with the highest UV index are May, June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 2).
Average cloud cover in January
Alton, AL
- Average cloud cover in January: 44
The month with the most cloud cover is February (Cloud cover 48).
The months with the least cloud cover are June and September (Cloud cover 30).
Average visibility in January
Alton, 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).
Alton, Alabama, USA
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