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
In Summerdale, the month of January registers the lowest temperatures, averaging 59.2°F (15.1°C) at the peak and 46.4°F (8°C) at the lowest.Humidity
In January, the average relative humidity is 75%.Rainfall
In Summerdale, in January, during 8.6 rainfall days, 1.02" (26mm) of precipitation is typically accumulated. In Summerdale, during the entire year, the rain falls for 130.4 days and collects up to 13.7" (348mm) of precipitation.Snowfall
January is the only month when snow falls. January is the month with the most snowfall. Snow falls for 0.3 days and accumulates 0.04" (1mm) of snow.Daylight
The average length of the day in January in Summerdale, Alabama, is 10h and 26min.On the first day of January, sunrise is at 6:47 am and sunset at 5:00 pm. On the last day of the month, sunrise is at 6:42 am and sunset at 5:25 pm CST.
Sunshine
The average sunshine in January is 5.7h.UV index
January, February and December, with an average maximum UV index of 4, are months with the lowest UV index. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for the average person.Note: In January, a regular UV index of 4 translates into these guidelines:
Undertake precautions - Guarding against sun damage is counselled. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays. Notice! The UV radiation of the Sun can be intensified nearly twofold due to the reflective quality of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What part of the year is the coldest?
What are the temperatures in Summerdale in January?
What is the average humidity in January?
How much does it rain in January?
When does it snow the most?
When does it start snowing?
How many hours of daylight does Summerdale have in January?
When are sunrise and sunset in January in Summerdale?
How many hours of sunshine does Summerdale have in January?
What is the month with the lowest UV index?
How high is the UV index in January?
Average temperature in January
Summerdale, AL
- Average high temperature in January: 59.2°F
The warmest month (with the highest average high temperature) is August (89.1°F).
The month with the lowest average high temperature is January (59.2°F).
- Average low temperature in January: 46.4°F
The month with the highest average low temperature is August (78.4°F).
The coldest month (with the lowest average low temperature) is January (46.4°F).
Average pressure in January
Summerdale, 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, August and September (29.97"Hg).
Average wind speed in January
Summerdale, AL
- Average wind speed in January: 9.1mph
The windiest month (with the highest average wind speed) is January (9.1mph).
The calmest months (with the lowest average wind speed) are July and August (6.5mph).
Average humidity in January
Summerdale, AL
- Average humidity in January: 75%
The months with the highest relative humidity are February and December (79%).
The month with the lowest relative humidity is October (71%).
Average rainfall in January
Summerdale, AL
- Average rainfall in January: 1.02"
The wettest month (with the highest rainfall) is August (1.89").
The driest month (with the least rainfall) is May (0.59").
Average rainfall days in January
Summerdale, AL
- Average rainfall days in January: 8.6 days
The month with the highest number of rainy days is July (17.4 days).
The month with the least rainy days is November (6.8 days).
Average snowfall in January
Summerdale, AL
- Average snowfall in January: 0.04"
The month with the highest snowfall is January (0.04").
The months with the least snowfall are February, March, April, May, June, July, August, September, October, November and December (0").
Average snowfall days in January
Summerdale, AL
- Average snowfall days in January: 0.3 days
The month with the highest number of snowfall days is January (0.3 days).
The months with the least snowfall days are February, March, April, May, June, July, August, September, October and November (0 days).
Average daylight in January /
Average sunshine in January
Summerdale, AL
- Average daylight in January: 10h and 2min
The month with the longest days is June (Average daylight: 14h and 6min).
The month with the shortest days is December (Average daylight: 10h and 12min).
- Average sunshine in January: 5h and 4min
The months with the most sunshine are May and June (Average sunshine: 11h and 6min).
The month with the least sunshine is December (Average sunshine: 5h and 30min).
Average sunshine days in January
Summerdale, AL
- Average sunshine days in January: 20.6 days
The month with the most sunshine days is November (21.1 days).
The month with the least sunshine days is July (8.1 days).
Average UV index in January
Summerdale, AL
- Average UV index in January: 4
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, February and December (UV index 4).
Average cloud cover in January
Summerdale, AL
- Average cloud cover in January: 36
The month with the most cloud cover is December (Cloud cover 42).
The month with the least cloud cover is October (Cloud cover 22).
Average visibility in January
Summerdale, 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).
Summerdale, Alabama, USA
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