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 proves to be the coldest month, recording an average maximum temperature of 55°F (12.8°C) and a minimum temperature of 38.5°F (3.6°C).Humidity
In January, the average relative humidity is 76%.Rainfall
In Dayton, in January, during 11.1 rainfall days, 3.15" (80mm) of precipitation is typically accumulated. Throughout the year, in Dayton, there are 164.6 rainfall days, and 35" (889mm) of precipitation is accumulated.Snowfall
January, February and December are months with snowfall. The months with the most snowfall are January and December, with an average 0.35" (9mm) of accumulated snow.Daylight
In January, the average length of the day is 10h and 19min.On the first day of January, sunrise is at 6:51 am and sunset at 4:56 pm. On the last day of the month, sunrise is at 6:45 am and sunset at 5:22 pm CST.
Sunshine
In Dayton, the average sunshine in January 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 vulnerability from unsafe exposure to UV radiation for average individuals.Note: A maximum high UV index of 3 in January translates into the following recommendations:
Act with care - The need to guard against sun damage is communicated. The solar radiation around mid-day is intense; avoid the Sun and stay safe. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat. Beware! Reflection from snow can magnify the Sun's UV radiation nearly twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the coldest time of year in Dayton?
What is the average January temperature?
What is the average humidity in January?
How many days does it rain in January?
What is the snowiest month?
How many days does it snow in January?
How many hours of daylight does Dayton have in January?
What time are sunrise and sunset in January?
How many hours of sunshine does Dayton have in January?
What are the months with the lowest UV index?
How high is the UV index in January?
Average temperature in January
Dayton, AL
- Average high temperature in January: 55°F
The warmest month (with the highest average high temperature) is July (92.7°F).
The month with the lowest average high temperature is January (55°F).
- Average low temperature in January: 38.5°F
The month with the highest average low temperature is July (72.5°F).
The coldest month (with the lowest average low temperature) is January (38.5°F).
Average pressure in January
Dayton, AL
- Average pressure in January: 30.16"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).
Average wind speed in January
Dayton, AL
- Average wind speed in January: 7mph
The windiest months (with the highest average wind speed) are January, February, March and April (7mph).
The calmest months (with the lowest average wind speed) are July and August (4.5mph).
Average humidity in January
Dayton, AL
- Average humidity in January: 76%
The month with the highest relative humidity is December (80%).
The month with the lowest relative humidity is October (69%).
Average rainfall in January
Dayton, AL
- Average rainfall in January: 3.15"
The wettest month (with the highest rainfall) is December (3.5").
The driest month (with the least rainfall) is September (2.01").
Average rainfall days in January
Dayton, AL
- Average rainfall days in January: 11.1 days
The month with the highest number of rainy days is July (21.3 days).
The month with the least rainy days is November (8.3 days).
Average snowfall in January
Dayton, AL
- Average snowfall in January: 0.35"
The months with the highest snowfall are January and December (0.35").
The months with the least snowfall are March, April, May, June, July, August, September, October and November (0").
Average snowfall days in January
Dayton, AL
- Average snowfall days in January: 0.8 days
The month with the highest number of snowfall days is January (0.8 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
Dayton, 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 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
Dayton, AL
- Average sunshine days in January: 18.3 days
The month with the most sunshine days is October (21.2 days).
The month with the least sunshine days is July (8.3 days).
Average UV index in January
Dayton, AL
- 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
Dayton, AL
- Average cloud cover in January: 42
The months with the most cloud cover are February and December (Cloud cover 47).
The months with the least cloud cover are September and October (Cloud cover 29).
Average visibility in January
Dayton, 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).
Dayton, Alabama, USA
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